From f9836cf8aab30e672f640c6ef4c1cfd2cf9fbc36 Mon Sep 17 00:00:00 2001
From: Weny Xu <wenymedia@gmail.com>
Date: Mon, 8 Sep 2025 16:32:11 +0800
Subject: [PATCH] feat: add memory_bytes field (#274)

---
 c++/greptime/v1/meta/cluster.pb.cc            |  91 +++++-
 c++/greptime/v1/meta/cluster.pb.h             |  62 ++++
 c++/greptime/v1/meta/heartbeat.pb.cc          | 149 +++++----
 c++/greptime/v1/meta/heartbeat.pb.h           |  31 ++
 go/greptime/v1/meta/cluster.pb.go             |  65 ++--
 go/greptime/v1/meta/heartbeat.pb.go           | 299 +++++++++---------
 .../greptime/v1/meta/ClusterOuterClass.java   | 208 +++++++++++-
 .../greptime/v1/meta/HeartbeatOuterClass.java | 198 ++++++++----
 proto/greptime/v1/meta/cluster.proto          |   4 +
 proto/greptime/v1/meta/heartbeat.proto        |   4 +-
 10 files changed, 800 insertions(+), 311 deletions(-)

diff --git a/c++/greptime/v1/meta/cluster.pb.cc b/c++/greptime/v1/meta/cluster.pb.cc
index 18e909d..984d262 100644
--- a/c++/greptime/v1/meta/cluster.pb.cc
+++ b/c++/greptime/v1/meta/cluster.pb.cc
@@ -57,6 +57,8 @@ PROTOBUF_CONSTEXPR MetasrvNodeInfo::MetasrvNodeInfo(
   , /*decltype(_impl_.git_commit_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
   , /*decltype(_impl_.peer_)*/nullptr
   , /*decltype(_impl_.start_time_ms_)*/uint64_t{0u}
+  , /*decltype(_impl_.memory_bytes_)*/uint64_t{0u}
+  , /*decltype(_impl_.cpus_)*/0u
   , /*decltype(_impl_._cached_size_)*/{}} {}
 struct MetasrvNodeInfoDefaultTypeInternal {
   PROTOBUF_CONSTEXPR MetasrvNodeInfoDefaultTypeInternal()
@@ -101,6 +103,8 @@ const uint32_t TableStruct_greptime_2fv1_2fmeta_2fcluster_2eproto::offsets[] PRO
   PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::MetasrvNodeInfo, _impl_.version_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::MetasrvNodeInfo, _impl_.git_commit_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::MetasrvNodeInfo, _impl_.start_time_ms_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::MetasrvNodeInfo, _impl_.cpus_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::MetasrvNodeInfo, _impl_.memory_bytes_),
 };
 static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
   { 0, -1, -1, sizeof(::greptime::v1::meta::MetasrvPeersRequest)},
@@ -124,18 +128,19 @@ const char descriptor_table_protodef_greptime_2fv1_2fmeta_2fcluster_2eproto[] PR
   "eta.ResponseHeader\0221\n\006leader\030\002 \001(\0132!.gre"
   "ptime.v1.meta.MetasrvNodeInfo\0224\n\tfollowe"
   "rs\030\003 \003(\0132!.greptime.v1.meta.MetasrvNodeI"
-  "nfo\"s\n\017MetasrvNodeInfo\022$\n\004peer\030\001 \001(\0132\026.g"
-  "reptime.v1.meta.Peer\022\017\n\007version\030\002 \001(\t\022\022\n"
-  "\ngit_commit\030\003 \001(\t\022\025\n\rstart_time_ms\030\004 \001(\004"
-  "2\205\002\n\007Cluster\022Q\n\010BatchGet\022!.greptime.v1.m"
-  "eta.BatchGetRequest\032\".greptime.v1.meta.B"
-  "atchGetResponse\022H\n\005Range\022\036.greptime.v1.m"
-  "eta.RangeRequest\032\037.greptime.v1.meta.Rang"
-  "eResponse\022]\n\014MetasrvPeers\022%.greptime.v1."
-  "meta.MetasrvPeersRequest\032&.greptime.v1.m"
-  "eta.MetasrvPeersResponseB<Z:github.com/G"
-  "reptimeTeam/greptime-proto/go/greptime/v"
-  "1/metab\006proto3"
+  "nfo\"\227\001\n\017MetasrvNodeInfo\022$\n\004peer\030\001 \001(\0132\026."
+  "greptime.v1.meta.Peer\022\017\n\007version\030\002 \001(\t\022\022"
+  "\n\ngit_commit\030\003 \001(\t\022\025\n\rstart_time_ms\030\004 \001("
+  "\004\022\014\n\004cpus\030\005 \001(\r\022\024\n\014memory_bytes\030\006 \001(\0042\205\002"
+  "\n\007Cluster\022Q\n\010BatchGet\022!.greptime.v1.meta"
+  ".BatchGetRequest\032\".greptime.v1.meta.Batc"
+  "hGetResponse\022H\n\005Range\022\036.greptime.v1.meta"
+  ".RangeRequest\032\037.greptime.v1.meta.RangeRe"
+  "sponse\022]\n\014MetasrvPeers\022%.greptime.v1.met"
+  "a.MetasrvPeersRequest\032&.greptime.v1.meta"
+  ".MetasrvPeersResponseB<Z:github.com/Grep"
+  "timeTeam/greptime-proto/go/greptime/v1/m"
+  "etab\006proto3"
   ;
 static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fmeta_2fcluster_2eproto_deps[2] = {
   &::descriptor_table_greptime_2fv1_2fmeta_2fcommon_2eproto,
@@ -143,7 +148,7 @@ static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fmet
 };
 static ::_pbi::once_flag descriptor_table_greptime_2fv1_2fmeta_2fcluster_2eproto_once;
 const ::_pbi::DescriptorTable descriptor_table_greptime_2fv1_2fmeta_2fcluster_2eproto = {
-    false, false, 814, descriptor_table_protodef_greptime_2fv1_2fmeta_2fcluster_2eproto,
+    false, false, 851, descriptor_table_protodef_greptime_2fv1_2fmeta_2fcluster_2eproto,
     "greptime/v1/meta/cluster.proto",
     &descriptor_table_greptime_2fv1_2fmeta_2fcluster_2eproto_once, descriptor_table_greptime_2fv1_2fmeta_2fcluster_2eproto_deps, 2, 3,
     schemas, file_default_instances, TableStruct_greptime_2fv1_2fmeta_2fcluster_2eproto::offsets,
@@ -669,6 +674,8 @@ MetasrvNodeInfo::MetasrvNodeInfo(const MetasrvNodeInfo& from)
     , decltype(_impl_.git_commit_){}
     , decltype(_impl_.peer_){nullptr}
     , decltype(_impl_.start_time_ms_){}
+    , decltype(_impl_.memory_bytes_){}
+    , decltype(_impl_.cpus_){}
     , /*decltype(_impl_._cached_size_)*/{}};
 
   _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
@@ -691,7 +698,9 @@ MetasrvNodeInfo::MetasrvNodeInfo(const MetasrvNodeInfo& from)
   if (from._internal_has_peer()) {
     _this->_impl_.peer_ = new ::greptime::v1::meta::Peer(*from._impl_.peer_);
   }
-  _this->_impl_.start_time_ms_ = from._impl_.start_time_ms_;
+  ::memcpy(&_impl_.start_time_ms_, &from._impl_.start_time_ms_,
+    static_cast<size_t>(reinterpret_cast<char*>(&_impl_.cpus_) -
+    reinterpret_cast<char*>(&_impl_.start_time_ms_)) + sizeof(_impl_.cpus_));
   // @@protoc_insertion_point(copy_constructor:greptime.v1.meta.MetasrvNodeInfo)
 }
 
@@ -704,6 +713,8 @@ inline void MetasrvNodeInfo::SharedCtor(
     , decltype(_impl_.git_commit_){}
     , decltype(_impl_.peer_){nullptr}
     , decltype(_impl_.start_time_ms_){uint64_t{0u}}
+    , decltype(_impl_.memory_bytes_){uint64_t{0u}}
+    , decltype(_impl_.cpus_){0u}
     , /*decltype(_impl_._cached_size_)*/{}
   };
   _impl_.version_.InitDefault();
@@ -748,7 +759,9 @@ void MetasrvNodeInfo::Clear() {
     delete _impl_.peer_;
   }
   _impl_.peer_ = nullptr;
-  _impl_.start_time_ms_ = uint64_t{0u};
+  ::memset(&_impl_.start_time_ms_, 0, static_cast<size_t>(
+      reinterpret_cast<char*>(&_impl_.cpus_) -
+      reinterpret_cast<char*>(&_impl_.start_time_ms_)) + sizeof(_impl_.cpus_));
   _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
 }
 
@@ -794,6 +807,22 @@ const char* MetasrvNodeInfo::_InternalParse(const char* ptr, ::_pbi::ParseContex
         } else
           goto handle_unusual;
         continue;
+      // uint32 cpus = 5;
+      case 5:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 40)) {
+          _impl_.cpus_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint32(&ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // uint64 memory_bytes = 6;
+      case 6:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 48)) {
+          _impl_.memory_bytes_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
       default:
         goto handle_unusual;
     }  // switch
@@ -856,6 +885,18 @@ uint8_t* MetasrvNodeInfo::_InternalSerialize(
     target = ::_pbi::WireFormatLite::WriteUInt64ToArray(4, this->_internal_start_time_ms(), target);
   }
 
+  // uint32 cpus = 5;
+  if (this->_internal_cpus() != 0) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteUInt32ToArray(5, this->_internal_cpus(), target);
+  }
+
+  // uint64 memory_bytes = 6;
+  if (this->_internal_memory_bytes() != 0) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteUInt64ToArray(6, this->_internal_memory_bytes(), target);
+  }
+
   if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
     target = ::_pbi::WireFormat::InternalSerializeUnknownFieldsToArray(
         _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
@@ -898,6 +939,16 @@ size_t MetasrvNodeInfo::ByteSizeLong() const {
     total_size += ::_pbi::WireFormatLite::UInt64SizePlusOne(this->_internal_start_time_ms());
   }
 
+  // uint64 memory_bytes = 6;
+  if (this->_internal_memory_bytes() != 0) {
+    total_size += ::_pbi::WireFormatLite::UInt64SizePlusOne(this->_internal_memory_bytes());
+  }
+
+  // uint32 cpus = 5;
+  if (this->_internal_cpus() != 0) {
+    total_size += ::_pbi::WireFormatLite::UInt32SizePlusOne(this->_internal_cpus());
+  }
+
   return MaybeComputeUnknownFieldsSize(total_size, &_impl_._cached_size_);
 }
 
@@ -929,6 +980,12 @@ void MetasrvNodeInfo::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const
   if (from._internal_start_time_ms() != 0) {
     _this->_internal_set_start_time_ms(from._internal_start_time_ms());
   }
+  if (from._internal_memory_bytes() != 0) {
+    _this->_internal_set_memory_bytes(from._internal_memory_bytes());
+  }
+  if (from._internal_cpus() != 0) {
+    _this->_internal_set_cpus(from._internal_cpus());
+  }
   _this->_internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
 }
 
@@ -957,8 +1014,8 @@ void MetasrvNodeInfo::InternalSwap(MetasrvNodeInfo* other) {
       &other->_impl_.git_commit_, rhs_arena
   );
   ::PROTOBUF_NAMESPACE_ID::internal::memswap<
-      PROTOBUF_FIELD_OFFSET(MetasrvNodeInfo, _impl_.start_time_ms_)
-      + sizeof(MetasrvNodeInfo::_impl_.start_time_ms_)
+      PROTOBUF_FIELD_OFFSET(MetasrvNodeInfo, _impl_.cpus_)
+      + sizeof(MetasrvNodeInfo::_impl_.cpus_)
       - PROTOBUF_FIELD_OFFSET(MetasrvNodeInfo, _impl_.peer_)>(
           reinterpret_cast<char*>(&_impl_.peer_),
           reinterpret_cast<char*>(&other->_impl_.peer_));
diff --git a/c++/greptime/v1/meta/cluster.pb.h b/c++/greptime/v1/meta/cluster.pb.h
index 2941828..78813e8 100644
--- a/c++/greptime/v1/meta/cluster.pb.h
+++ b/c++/greptime/v1/meta/cluster.pb.h
@@ -551,6 +551,8 @@ class MetasrvNodeInfo final :
     kGitCommitFieldNumber = 3,
     kPeerFieldNumber = 1,
     kStartTimeMsFieldNumber = 4,
+    kMemoryBytesFieldNumber = 6,
+    kCpusFieldNumber = 5,
   };
   // string version = 2;
   void clear_version();
@@ -607,6 +609,24 @@ class MetasrvNodeInfo final :
   void _internal_set_start_time_ms(uint64_t value);
   public:
 
+  // uint64 memory_bytes = 6;
+  void clear_memory_bytes();
+  uint64_t memory_bytes() const;
+  void set_memory_bytes(uint64_t value);
+  private:
+  uint64_t _internal_memory_bytes() const;
+  void _internal_set_memory_bytes(uint64_t value);
+  public:
+
+  // uint32 cpus = 5;
+  void clear_cpus();
+  uint32_t cpus() const;
+  void set_cpus(uint32_t value);
+  private:
+  uint32_t _internal_cpus() const;
+  void _internal_set_cpus(uint32_t value);
+  public:
+
   // @@protoc_insertion_point(class_scope:greptime.v1.meta.MetasrvNodeInfo)
  private:
   class _Internal;
@@ -619,6 +639,8 @@ class MetasrvNodeInfo final :
     ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr git_commit_;
     ::greptime::v1::meta::Peer* peer_;
     uint64_t start_time_ms_;
+    uint64_t memory_bytes_;
+    uint32_t cpus_;
     mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
   };
   union { Impl_ _impl_; };
@@ -1148,6 +1170,46 @@ inline void MetasrvNodeInfo::set_start_time_ms(uint64_t value) {
   // @@protoc_insertion_point(field_set:greptime.v1.meta.MetasrvNodeInfo.start_time_ms)
 }
 
+// uint32 cpus = 5;
+inline void MetasrvNodeInfo::clear_cpus() {
+  _impl_.cpus_ = 0u;
+}
+inline uint32_t MetasrvNodeInfo::_internal_cpus() const {
+  return _impl_.cpus_;
+}
+inline uint32_t MetasrvNodeInfo::cpus() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.meta.MetasrvNodeInfo.cpus)
+  return _internal_cpus();
+}
+inline void MetasrvNodeInfo::_internal_set_cpus(uint32_t value) {
+  
+  _impl_.cpus_ = value;
+}
+inline void MetasrvNodeInfo::set_cpus(uint32_t value) {
+  _internal_set_cpus(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.meta.MetasrvNodeInfo.cpus)
+}
+
+// uint64 memory_bytes = 6;
+inline void MetasrvNodeInfo::clear_memory_bytes() {
+  _impl_.memory_bytes_ = uint64_t{0u};
+}
+inline uint64_t MetasrvNodeInfo::_internal_memory_bytes() const {
+  return _impl_.memory_bytes_;
+}
+inline uint64_t MetasrvNodeInfo::memory_bytes() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.meta.MetasrvNodeInfo.memory_bytes)
+  return _internal_memory_bytes();
+}
+inline void MetasrvNodeInfo::_internal_set_memory_bytes(uint64_t value) {
+  
+  _impl_.memory_bytes_ = value;
+}
+inline void MetasrvNodeInfo::set_memory_bytes(uint64_t value) {
+  _internal_set_memory_bytes(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.meta.MetasrvNodeInfo.memory_bytes)
+}
+
 #ifdef __GNUC__
   #pragma GCC diagnostic pop
 #endif  // __GNUC__
diff --git a/c++/greptime/v1/meta/heartbeat.pb.cc b/c++/greptime/v1/meta/heartbeat.pb.cc
index 02be5af..16a4e66 100644
--- a/c++/greptime/v1/meta/heartbeat.pb.cc
+++ b/c++/greptime/v1/meta/heartbeat.pb.cc
@@ -94,6 +94,7 @@ PROTOBUF_CONSTEXPR NodeInfo::NodeInfo(
     /*decltype(_impl_.version_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
   , /*decltype(_impl_.git_commit_)*/{&::_pbi::fixed_address_empty_string, ::_pbi::ConstantInitialized{}}
   , /*decltype(_impl_.start_time_ms_)*/uint64_t{0u}
+  , /*decltype(_impl_.memory_bytes_)*/uint64_t{0u}
   , /*decltype(_impl_.cpus_)*/0u
   , /*decltype(_impl_._cached_size_)*/{}} {}
 struct NodeInfoDefaultTypeInternal {
@@ -350,6 +351,7 @@ const uint32_t TableStruct_greptime_2fv1_2fmeta_2fheartbeat_2eproto::offsets[] P
   PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::NodeInfo, _impl_.git_commit_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::NodeInfo, _impl_.start_time_ms_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::NodeInfo, _impl_.cpus_),
+  PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::NodeInfo, _impl_.memory_bytes_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::RegionStat_ExtensionsEntry_DoNotUse, _has_bits_),
   PROTOBUF_FIELD_OFFSET(::greptime::v1::meta::RegionStat_ExtensionsEntry_DoNotUse, _internal_metadata_),
   ~0u,  // no _extensions_
@@ -484,19 +486,19 @@ static const ::_pbi::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protode
   { 27, -1, -1, sizeof(::greptime::v1::meta::FrontendWorkloads)},
   { 34, -1, -1, sizeof(::greptime::v1::meta::FlownodeWorkloads)},
   { 41, -1, -1, sizeof(::greptime::v1::meta::NodeInfo)},
-  { 51, 59, -1, sizeof(::greptime::v1::meta::RegionStat_ExtensionsEntry_DoNotUse)},
-  { 61, -1, -1, sizeof(::greptime::v1::meta::RegionStat)},
-  { 74, -1, -1, sizeof(::greptime::v1::meta::TopicStat)},
-  { 84, 92, -1, sizeof(::greptime::v1::meta::FlowStat_FlowStatSizeEntry_DoNotUse)},
-  { 94, 102, -1, sizeof(::greptime::v1::meta::FlowStat_FlowLastExecTimeMapEntry_DoNotUse)},
-  { 104, -1, -1, sizeof(::greptime::v1::meta::FlowStat)},
-  { 112, -1, -1, sizeof(::greptime::v1::meta::HeartbeatResponse)},
-  { 121, 129, -1, sizeof(::greptime::v1::meta::GrantedRegion_ExtensionsEntry_DoNotUse)},
-  { 131, -1, -1, sizeof(::greptime::v1::meta::GrantedRegion)},
-  { 140, -1, -1, sizeof(::greptime::v1::meta::RegionLease)},
-  { 150, -1, -1, sizeof(::greptime::v1::meta::AskLeaderRequest)},
-  { 157, -1, -1, sizeof(::greptime::v1::meta::AskLeaderResponse)},
-  { 165, -1, -1, sizeof(::greptime::v1::meta::MailboxMessage)},
+  { 52, 60, -1, sizeof(::greptime::v1::meta::RegionStat_ExtensionsEntry_DoNotUse)},
+  { 62, -1, -1, sizeof(::greptime::v1::meta::RegionStat)},
+  { 75, -1, -1, sizeof(::greptime::v1::meta::TopicStat)},
+  { 85, 93, -1, sizeof(::greptime::v1::meta::FlowStat_FlowStatSizeEntry_DoNotUse)},
+  { 95, 103, -1, sizeof(::greptime::v1::meta::FlowStat_FlowLastExecTimeMapEntry_DoNotUse)},
+  { 105, -1, -1, sizeof(::greptime::v1::meta::FlowStat)},
+  { 113, -1, -1, sizeof(::greptime::v1::meta::HeartbeatResponse)},
+  { 122, 130, -1, sizeof(::greptime::v1::meta::GrantedRegion_ExtensionsEntry_DoNotUse)},
+  { 132, -1, -1, sizeof(::greptime::v1::meta::GrantedRegion)},
+  { 141, -1, -1, sizeof(::greptime::v1::meta::RegionLease)},
+  { 151, -1, -1, sizeof(::greptime::v1::meta::AskLeaderRequest)},
+  { 158, -1, -1, sizeof(::greptime::v1::meta::AskLeaderResponse)},
+  { 166, -1, -1, sizeof(::greptime::v1::meta::MailboxMessage)},
 };
 
 static const ::_pb::Message* const file_default_instances[] = {
@@ -542,61 +544,62 @@ const char descriptor_table_protodef_greptime_2fv1_2fmeta_2fheartbeat_2eproto[]
   "\020\n\016node_workloads\"\"\n\021DatanodeWorkloads\022\r"
   "\n\005types\030\001 \003(\005\"\"\n\021FrontendWorkloads\022\r\n\005ty"
   "pes\030\001 \003(\005\"\"\n\021FlownodeWorkloads\022\r\n\005types\030"
-  "\001 \003(\005\"T\n\010NodeInfo\022\017\n\007version\030\001 \001(\t\022\022\n\ngi"
+  "\001 \003(\005\"j\n\010NodeInfo\022\017\n\007version\030\001 \001(\t\022\022\n\ngi"
   "t_commit\030\002 \001(\t\022\025\n\rstart_time_ms\030\003 \001(\004\022\014\n"
-  "\004cpus\030\004 \001(\r\"\207\002\n\nRegionStat\022\021\n\tregion_id\030"
-  "\001 \001(\004\022\014\n\004rcus\030\002 \001(\003\022\014\n\004wcus\030\003 \001(\003\022\031\n\021app"
-  "roximate_bytes\030\004 \001(\003\022\016\n\006engine\030\006 \001(\t\022*\n\004"
-  "role\030\007 \001(\0162\034.greptime.v1.meta.RegionRole"
-  "\022@\n\nextensions\030c \003(\0132,.greptime.v1.meta."
-  "RegionStat.ExtensionsEntry\0321\n\017Extensions"
-  "Entry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:\0028\001\"a\n"
-  "\tTopicStat\022\022\n\ntopic_name\030\001 \001(\t\022\023\n\013record"
-  "_size\030\002 \001(\004\022\022\n\nrecord_num\030\003 \001(\004\022\027\n\017lates"
-  "t_entry_id\030\004 \001(\004\"\227\002\n\010FlowStat\022D\n\016flow_st"
-  "at_size\030\001 \003(\0132,.greptime.v1.meta.FlowSta"
-  "t.FlowStatSizeEntry\022T\n\027flow_last_exec_ti"
-  "me_map\030\002 \003(\01323.greptime.v1.meta.FlowStat"
-  ".FlowLastExecTimeMapEntry\0323\n\021FlowStatSiz"
-  "eEntry\022\013\n\003key\030\001 \001(\r\022\r\n\005value\030\002 \001(\004:\0028\001\032:"
-  "\n\030FlowLastExecTimeMapEntry\022\013\n\003key\030\001 \001(\r\022"
-  "\r\n\005value\030\002 \001(\003:\0028\001\"\265\001\n\021HeartbeatResponse"
-  "\0220\n\006header\030\001 \001(\0132 .greptime.v1.meta.Resp"
-  "onseHeader\0229\n\017mailbox_message\030\002 \001(\0132 .gr"
-  "eptime.v1.meta.MailboxMessage\0223\n\014region_"
-  "lease\030\003 \001(\0132\035.greptime.v1.meta.RegionLea"
-  "se\"\306\001\n\rGrantedRegion\022\021\n\tregion_id\030\001 \001(\004\022"
-  "*\n\004role\030\002 \001(\0162\034.greptime.v1.meta.RegionR"
-  "ole\022C\n\nextensions\030c \003(\0132/.greptime.v1.me"
-  "ta.GrantedRegion.ExtensionsEntry\0321\n\017Exte"
-  "nsionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:"
-  "\0028\001\"\222\001\n\013RegionLease\0220\n\007regions\030\001 \003(\0132\037.g"
-  "reptime.v1.meta.GrantedRegion\022\034\n\024duratio"
-  "n_since_epoch\030\002 \001(\004\022\025\n\rlease_seconds\030\003 \001"
-  "(\004\022\034\n\024closeable_region_ids\030\004 \003(\004\"C\n\020AskL"
-  "eaderRequest\022/\n\006header\030\001 \001(\0132\037.greptime."
-  "v1.meta.RequestHeader\"m\n\021AskLeaderRespon"
-  "se\0220\n\006header\030\001 \001(\0132 .greptime.v1.meta.Re"
-  "sponseHeader\022&\n\006leader\030\002 \001(\0132\026.greptime."
-  "v1.meta.Peer\"|\n\016MailboxMessage\022\n\n\002id\030\001 \001"
-  "(\004\022\017\n\007subject\030\002 \001(\t\022\014\n\004from\030\003 \001(\t\022\n\n\002to\030"
-  "\004 \001(\t\022\030\n\020timestamp_millis\030\005 \001(\003\022\016\n\004json\030"
-  "\006 \001(\tH\000B\t\n\007payload*=\n\nRegionRole\022\n\n\006Lead"
-  "er\020\000\022\014\n\010Follower\020\001\022\025\n\021DowngradingLeader\020"
-  "\0022\277\001\n\tHeartbeat\022Z\n\tHeartbeat\022\".greptime."
-  "v1.meta.HeartbeatRequest\032#.greptime.v1.m"
-  "eta.HeartbeatResponse\"\000(\0010\001\022V\n\tAskLeader"
-  "\022\".greptime.v1.meta.AskLeaderRequest\032#.g"
-  "reptime.v1.meta.AskLeaderResponse\"\000B<Z:g"
-  "ithub.com/GreptimeTeam/greptime-proto/go"
-  "/greptime/v1/metab\006proto3"
+  "\004cpus\030\004 \001(\r\022\024\n\014memory_bytes\030\005 \001(\004\"\207\002\n\nRe"
+  "gionStat\022\021\n\tregion_id\030\001 \001(\004\022\014\n\004rcus\030\002 \001("
+  "\003\022\014\n\004wcus\030\003 \001(\003\022\031\n\021approximate_bytes\030\004 \001"
+  "(\003\022\016\n\006engine\030\006 \001(\t\022*\n\004role\030\007 \001(\0162\034.grept"
+  "ime.v1.meta.RegionRole\022@\n\nextensions\030c \003"
+  "(\0132,.greptime.v1.meta.RegionStat.Extensi"
+  "onsEntry\0321\n\017ExtensionsEntry\022\013\n\003key\030\001 \001(\t"
+  "\022\r\n\005value\030\002 \001(\014:\0028\001\"a\n\tTopicStat\022\022\n\ntopi"
+  "c_name\030\001 \001(\t\022\023\n\013record_size\030\002 \001(\004\022\022\n\nrec"
+  "ord_num\030\003 \001(\004\022\027\n\017latest_entry_id\030\004 \001(\004\"\227"
+  "\002\n\010FlowStat\022D\n\016flow_stat_size\030\001 \003(\0132,.gr"
+  "eptime.v1.meta.FlowStat.FlowStatSizeEntr"
+  "y\022T\n\027flow_last_exec_time_map\030\002 \003(\01323.gre"
+  "ptime.v1.meta.FlowStat.FlowLastExecTimeM"
+  "apEntry\0323\n\021FlowStatSizeEntry\022\013\n\003key\030\001 \001("
+  "\r\022\r\n\005value\030\002 \001(\004:\0028\001\032:\n\030FlowLastExecTime"
+  "MapEntry\022\013\n\003key\030\001 \001(\r\022\r\n\005value\030\002 \001(\003:\0028\001"
+  "\"\265\001\n\021HeartbeatResponse\0220\n\006header\030\001 \001(\0132 "
+  ".greptime.v1.meta.ResponseHeader\0229\n\017mail"
+  "box_message\030\002 \001(\0132 .greptime.v1.meta.Mai"
+  "lboxMessage\0223\n\014region_lease\030\003 \001(\0132\035.grep"
+  "time.v1.meta.RegionLease\"\306\001\n\rGrantedRegi"
+  "on\022\021\n\tregion_id\030\001 \001(\004\022*\n\004role\030\002 \001(\0162\034.gr"
+  "eptime.v1.meta.RegionRole\022C\n\nextensions\030"
+  "c \003(\0132/.greptime.v1.meta.GrantedRegion.E"
+  "xtensionsEntry\0321\n\017ExtensionsEntry\022\013\n\003key"
+  "\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:\0028\001\"\222\001\n\013RegionLeas"
+  "e\0220\n\007regions\030\001 \003(\0132\037.greptime.v1.meta.Gr"
+  "antedRegion\022\034\n\024duration_since_epoch\030\002 \001("
+  "\004\022\025\n\rlease_seconds\030\003 \001(\004\022\034\n\024closeable_re"
+  "gion_ids\030\004 \003(\004\"C\n\020AskLeaderRequest\022/\n\006he"
+  "ader\030\001 \001(\0132\037.greptime.v1.meta.RequestHea"
+  "der\"m\n\021AskLeaderResponse\0220\n\006header\030\001 \001(\013"
+  "2 .greptime.v1.meta.ResponseHeader\022&\n\006le"
+  "ader\030\002 \001(\0132\026.greptime.v1.meta.Peer\"|\n\016Ma"
+  "ilboxMessage\022\n\n\002id\030\001 \001(\004\022\017\n\007subject\030\002 \001("
+  "\t\022\014\n\004from\030\003 \001(\t\022\n\n\002to\030\004 \001(\t\022\030\n\020timestamp"
+  "_millis\030\005 \001(\003\022\016\n\004json\030\006 \001(\tH\000B\t\n\007payload"
+  "*=\n\nRegionRole\022\n\n\006Leader\020\000\022\014\n\010Follower\020\001"
+  "\022\025\n\021DowngradingLeader\020\0022\277\001\n\tHeartbeat\022Z\n"
+  "\tHeartbeat\022\".greptime.v1.meta.HeartbeatR"
+  "equest\032#.greptime.v1.meta.HeartbeatRespo"
+  "nse\"\000(\0010\001\022V\n\tAskLeader\022\".greptime.v1.met"
+  "a.AskLeaderRequest\032#.greptime.v1.meta.As"
+  "kLeaderResponse\"\000B<Z:github.com/Greptime"
+  "Team/greptime-proto/go/greptime/v1/metab"
+  "\006proto3"
   ;
 static const ::_pbi::DescriptorTable* const descriptor_table_greptime_2fv1_2fmeta_2fheartbeat_2eproto_deps[1] = {
   &::descriptor_table_greptime_2fv1_2fmeta_2fcommon_2eproto,
 };
 static ::_pbi::once_flag descriptor_table_greptime_2fv1_2fmeta_2fheartbeat_2eproto_once;
 const ::_pbi::DescriptorTable descriptor_table_greptime_2fv1_2fmeta_2fheartbeat_2eproto = {
-    false, false, 2745, descriptor_table_protodef_greptime_2fv1_2fmeta_2fheartbeat_2eproto,
+    false, false, 2767, descriptor_table_protodef_greptime_2fv1_2fmeta_2fheartbeat_2eproto,
     "greptime/v1/meta/heartbeat.proto",
     &descriptor_table_greptime_2fv1_2fmeta_2fheartbeat_2eproto_once, descriptor_table_greptime_2fv1_2fmeta_2fheartbeat_2eproto_deps, 1, 18,
     schemas, file_default_instances, TableStruct_greptime_2fv1_2fmeta_2fheartbeat_2eproto::offsets,
@@ -1981,6 +1984,7 @@ NodeInfo::NodeInfo(const NodeInfo& from)
       decltype(_impl_.version_){}
     , decltype(_impl_.git_commit_){}
     , decltype(_impl_.start_time_ms_){}
+    , decltype(_impl_.memory_bytes_){}
     , decltype(_impl_.cpus_){}
     , /*decltype(_impl_._cached_size_)*/{}};
 
@@ -2015,6 +2019,7 @@ inline void NodeInfo::SharedCtor(
       decltype(_impl_.version_){}
     , decltype(_impl_.git_commit_){}
     , decltype(_impl_.start_time_ms_){uint64_t{0u}}
+    , decltype(_impl_.memory_bytes_){uint64_t{0u}}
     , decltype(_impl_.cpus_){0u}
     , /*decltype(_impl_._cached_size_)*/{}
   };
@@ -2103,6 +2108,14 @@ const char* NodeInfo::_InternalParse(const char* ptr, ::_pbi::ParseContext* ctx)
         } else
           goto handle_unusual;
         continue;
+      // uint64 memory_bytes = 5;
+      case 5:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 40)) {
+          _impl_.memory_bytes_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
       default:
         goto handle_unusual;
     }  // switch
@@ -2164,6 +2177,12 @@ uint8_t* NodeInfo::_InternalSerialize(
     target = ::_pbi::WireFormatLite::WriteUInt32ToArray(4, this->_internal_cpus(), target);
   }
 
+  // uint64 memory_bytes = 5;
+  if (this->_internal_memory_bytes() != 0) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteUInt64ToArray(5, this->_internal_memory_bytes(), target);
+  }
+
   if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
     target = ::_pbi::WireFormat::InternalSerializeUnknownFieldsToArray(
         _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
@@ -2199,6 +2218,11 @@ size_t NodeInfo::ByteSizeLong() const {
     total_size += ::_pbi::WireFormatLite::UInt64SizePlusOne(this->_internal_start_time_ms());
   }
 
+  // uint64 memory_bytes = 5;
+  if (this->_internal_memory_bytes() != 0) {
+    total_size += ::_pbi::WireFormatLite::UInt64SizePlusOne(this->_internal_memory_bytes());
+  }
+
   // uint32 cpus = 4;
   if (this->_internal_cpus() != 0) {
     total_size += ::_pbi::WireFormatLite::UInt32SizePlusOne(this->_internal_cpus());
@@ -2231,6 +2255,9 @@ void NodeInfo::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message& to_msg, const ::PROTO
   if (from._internal_start_time_ms() != 0) {
     _this->_internal_set_start_time_ms(from._internal_start_time_ms());
   }
+  if (from._internal_memory_bytes() != 0) {
+    _this->_internal_set_memory_bytes(from._internal_memory_bytes());
+  }
   if (from._internal_cpus() != 0) {
     _this->_internal_set_cpus(from._internal_cpus());
   }
diff --git a/c++/greptime/v1/meta/heartbeat.pb.h b/c++/greptime/v1/meta/heartbeat.pb.h
index 7216838..95383be 100644
--- a/c++/greptime/v1/meta/heartbeat.pb.h
+++ b/c++/greptime/v1/meta/heartbeat.pb.h
@@ -1171,6 +1171,7 @@ class NodeInfo final :
     kVersionFieldNumber = 1,
     kGitCommitFieldNumber = 2,
     kStartTimeMsFieldNumber = 3,
+    kMemoryBytesFieldNumber = 5,
     kCpusFieldNumber = 4,
   };
   // string version = 1;
@@ -1210,6 +1211,15 @@ class NodeInfo final :
   void _internal_set_start_time_ms(uint64_t value);
   public:
 
+  // uint64 memory_bytes = 5;
+  void clear_memory_bytes();
+  uint64_t memory_bytes() const;
+  void set_memory_bytes(uint64_t value);
+  private:
+  uint64_t _internal_memory_bytes() const;
+  void _internal_set_memory_bytes(uint64_t value);
+  public:
+
   // uint32 cpus = 4;
   void clear_cpus();
   uint32_t cpus() const;
@@ -1230,6 +1240,7 @@ class NodeInfo final :
     ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr version_;
     ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr git_commit_;
     uint64_t start_time_ms_;
+    uint64_t memory_bytes_;
     uint32_t cpus_;
     mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
   };
@@ -4290,6 +4301,26 @@ inline void NodeInfo::set_cpus(uint32_t value) {
   // @@protoc_insertion_point(field_set:greptime.v1.meta.NodeInfo.cpus)
 }
 
+// uint64 memory_bytes = 5;
+inline void NodeInfo::clear_memory_bytes() {
+  _impl_.memory_bytes_ = uint64_t{0u};
+}
+inline uint64_t NodeInfo::_internal_memory_bytes() const {
+  return _impl_.memory_bytes_;
+}
+inline uint64_t NodeInfo::memory_bytes() const {
+  // @@protoc_insertion_point(field_get:greptime.v1.meta.NodeInfo.memory_bytes)
+  return _internal_memory_bytes();
+}
+inline void NodeInfo::_internal_set_memory_bytes(uint64_t value) {
+  
+  _impl_.memory_bytes_ = value;
+}
+inline void NodeInfo::set_memory_bytes(uint64_t value) {
+  _internal_set_memory_bytes(value);
+  // @@protoc_insertion_point(field_set:greptime.v1.meta.NodeInfo.memory_bytes)
+}
+
 // -------------------------------------------------------------------
 
 // -------------------------------------------------------------------
diff --git a/go/greptime/v1/meta/cluster.pb.go b/go/greptime/v1/meta/cluster.pb.go
index 2021052..6d66c0a 100644
--- a/go/greptime/v1/meta/cluster.pb.go
+++ b/go/greptime/v1/meta/cluster.pb.go
@@ -154,6 +154,10 @@ type MetasrvNodeInfo struct {
 	GitCommit string `protobuf:"bytes,3,opt,name=git_commit,json=gitCommit,proto3" json:"git_commit,omitempty"`
 	// The node start timestamp in milliseconds.
 	StartTimeMs uint64 `protobuf:"varint,4,opt,name=start_time_ms,json=startTimeMs,proto3" json:"start_time_ms,omitempty"`
+	// The CPU cores number of the node.
+	Cpus uint32 `protobuf:"varint,5,opt,name=cpus,proto3" json:"cpus,omitempty"`
+	// The memory bytes of the node.
+	MemoryBytes uint64 `protobuf:"varint,6,opt,name=memory_bytes,json=memoryBytes,proto3" json:"memory_bytes,omitempty"`
 }
 
 func (x *MetasrvNodeInfo) Reset() {
@@ -216,6 +220,20 @@ func (x *MetasrvNodeInfo) GetStartTimeMs() uint64 {
 	return 0
 }
 
+func (x *MetasrvNodeInfo) GetCpus() uint32 {
+	if x != nil {
+		return x.Cpus
+	}
+	return 0
+}
+
+func (x *MetasrvNodeInfo) GetMemoryBytes() uint64 {
+	if x != nil {
+		return x.MemoryBytes
+	}
+	return 0
+}
+
 var File_greptime_v1_meta_cluster_proto protoreflect.FileDescriptor
 
 var file_greptime_v1_meta_cluster_proto_rawDesc = []byte{
@@ -243,7 +261,7 @@ var file_greptime_v1_meta_cluster_proto_rawDesc = []byte{
 	0x09, 0x66, 0x6f, 0x6c, 0x6c, 0x6f, 0x77, 0x65, 0x72, 0x73, 0x18, 0x03, 0x20, 0x03, 0x28, 0x0b,
 	0x32, 0x21, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2e, 0x76, 0x31, 0x2e, 0x6d,
 	0x65, 0x74, 0x61, 0x2e, 0x4d, 0x65, 0x74, 0x61, 0x73, 0x72, 0x76, 0x4e, 0x6f, 0x64, 0x65, 0x49,
-	0x6e, 0x66, 0x6f, 0x52, 0x09, 0x66, 0x6f, 0x6c, 0x6c, 0x6f, 0x77, 0x65, 0x72, 0x73, 0x22, 0x9a,
+	0x6e, 0x66, 0x6f, 0x52, 0x09, 0x66, 0x6f, 0x6c, 0x6c, 0x6f, 0x77, 0x65, 0x72, 0x73, 0x22, 0xd1,
 	0x01, 0x0a, 0x0f, 0x4d, 0x65, 0x74, 0x61, 0x73, 0x72, 0x76, 0x4e, 0x6f, 0x64, 0x65, 0x49, 0x6e,
 	0x66, 0x6f, 0x12, 0x2a, 0x0a, 0x04, 0x70, 0x65, 0x65, 0x72, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0b,
 	0x32, 0x16, 0x2e, 0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2e, 0x76, 0x31, 0x2e, 0x6d,
@@ -253,28 +271,31 @@ var file_greptime_v1_meta_cluster_proto_rawDesc = []byte{
 	0x63, 0x6f, 0x6d, 0x6d, 0x69, 0x74, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x09, 0x67, 0x69,
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+	0x21, 0x0a, 0x0c, 0x6d, 0x65, 0x6d, 0x6f, 0x72, 0x79, 0x5f, 0x62, 0x79, 0x74, 0x65, 0x73, 0x18,
+	0x06, 0x20, 0x01, 0x28, 0x04, 0x52, 0x0b, 0x6d, 0x65, 0x6d, 0x6f, 0x72, 0x79, 0x42, 0x79, 0x74,
+	0x65, 0x73, 0x32, 0x85, 0x02, 0x0a, 0x07, 0x43, 0x6c, 0x75, 0x73, 0x74, 0x65, 0x72, 0x12, 0x51,
+	0x0a, 0x08, 0x42, 0x61, 0x74, 0x63, 0x68, 0x47, 0x65, 0x74, 0x12, 0x21, 0x2e, 0x67, 0x72, 0x65,
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+	0x67, 0x72, 0x65, 0x70, 0x74, 0x69, 0x6d, 0x65, 0x2e, 0x76, 0x31, 0x2e, 0x6d, 0x65, 0x74, 0x61,
+	0x2e, 0x42, 0x61, 0x74, 0x63, 0x68, 0x47, 0x65, 0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73,
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+	0x6e, 0x67, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x1f, 0x2e, 0x67, 0x72, 0x65,
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 }
 
 var (
diff --git a/go/greptime/v1/meta/heartbeat.pb.go b/go/greptime/v1/meta/heartbeat.pb.go
index c2e65ba..5c4c87c 100644
--- a/go/greptime/v1/meta/heartbeat.pb.go
+++ b/go/greptime/v1/meta/heartbeat.pb.go
@@ -429,8 +429,10 @@ type NodeInfo struct {
 	GitCommit string `protobuf:"bytes,2,opt,name=git_commit,json=gitCommit,proto3" json:"git_commit,omitempty"`
 	// The node start timestamp
 	StartTimeMs uint64 `protobuf:"varint,3,opt,name=start_time_ms,json=startTimeMs,proto3" json:"start_time_ms,omitempty"`
-	// The CPU cores number in the node.
+	// The CPU cores number of the node.
 	Cpus uint32 `protobuf:"varint,4,opt,name=cpus,proto3" json:"cpus,omitempty"`
+	// The memory bytes of the node.
+	MemoryBytes uint64 `protobuf:"varint,5,opt,name=memory_bytes,json=memoryBytes,proto3" json:"memory_bytes,omitempty"`
 }
 
 func (x *NodeInfo) Reset() {
@@ -493,6 +495,13 @@ func (x *NodeInfo) GetCpus() uint32 {
 	return 0
 }
 
+func (x *NodeInfo) GetMemoryBytes() uint64 {
+	if x != nil {
+		return x.MemoryBytes
+	}
+	return 0
+}
+
 type RegionStat struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1205,153 +1214,155 @@ var file_greptime_v1_meta_heartbeat_proto_rawDesc = []byte{
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 }
 
 var (
diff --git a/java/src/main/java/greptime/v1/meta/ClusterOuterClass.java b/java/src/main/java/greptime/v1/meta/ClusterOuterClass.java
index 6f15367..fc2ae57 100644
--- a/java/src/main/java/greptime/v1/meta/ClusterOuterClass.java
+++ b/java/src/main/java/greptime/v1/meta/ClusterOuterClass.java
@@ -1890,6 +1890,26 @@ public final class ClusterOuterClass {
      * @return The startTimeMs.
      */
     long getStartTimeMs();
+
+    /**
+     * <pre>
+     * The CPU cores number of the node.
+     * </pre>
+     *
+     * <code>uint32 cpus = 5;</code>
+     * @return The cpus.
+     */
+    int getCpus();
+
+    /**
+     * <pre>
+     * The memory bytes of the node.
+     * </pre>
+     *
+     * <code>uint64 memory_bytes = 6;</code>
+     * @return The memoryBytes.
+     */
+    long getMemoryBytes();
   }
   /**
    * Protobuf type {@code greptime.v1.meta.MetasrvNodeInfo}
@@ -1968,6 +1988,16 @@ public final class ClusterOuterClass {
               startTimeMs_ = input.readUInt64();
               break;
             }
+            case 40: {
+
+              cpus_ = input.readUInt32();
+              break;
+            }
+            case 48: {
+
+              memoryBytes_ = input.readUInt64();
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -2119,6 +2149,36 @@ public final class ClusterOuterClass {
       return startTimeMs_;
     }
 
+    public static final int CPUS_FIELD_NUMBER = 5;
+    private int cpus_;
+    /**
+     * <pre>
+     * The CPU cores number of the node.
+     * </pre>
+     *
+     * <code>uint32 cpus = 5;</code>
+     * @return The cpus.
+     */
+    @java.lang.Override
+    public int getCpus() {
+      return cpus_;
+    }
+
+    public static final int MEMORY_BYTES_FIELD_NUMBER = 6;
+    private long memoryBytes_;
+    /**
+     * <pre>
+     * The memory bytes of the node.
+     * </pre>
+     *
+     * <code>uint64 memory_bytes = 6;</code>
+     * @return The memoryBytes.
+     */
+    @java.lang.Override
+    public long getMemoryBytes() {
+      return memoryBytes_;
+    }
+
     private byte memoizedIsInitialized = -1;
     @java.lang.Override
     public final boolean isInitialized() {
@@ -2145,6 +2205,12 @@ public final class ClusterOuterClass {
       if (startTimeMs_ != 0L) {
         output.writeUInt64(4, startTimeMs_);
       }
+      if (cpus_ != 0) {
+        output.writeUInt32(5, cpus_);
+      }
+      if (memoryBytes_ != 0L) {
+        output.writeUInt64(6, memoryBytes_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -2168,6 +2234,14 @@ public final class ClusterOuterClass {
         size += com.google.protobuf.CodedOutputStream
           .computeUInt64Size(4, startTimeMs_);
       }
+      if (cpus_ != 0) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeUInt32Size(5, cpus_);
+      }
+      if (memoryBytes_ != 0L) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeUInt64Size(6, memoryBytes_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -2194,6 +2268,10 @@ public final class ClusterOuterClass {
           .equals(other.getGitCommit())) return false;
       if (getStartTimeMs()
           != other.getStartTimeMs()) return false;
+      if (getCpus()
+          != other.getCpus()) return false;
+      if (getMemoryBytes()
+          != other.getMemoryBytes()) return false;
       if (!unknownFields.equals(other.unknownFields)) return false;
       return true;
     }
@@ -2216,6 +2294,11 @@ public final class ClusterOuterClass {
       hash = (37 * hash) + START_TIME_MS_FIELD_NUMBER;
       hash = (53 * hash) + com.google.protobuf.Internal.hashLong(
           getStartTimeMs());
+      hash = (37 * hash) + CPUS_FIELD_NUMBER;
+      hash = (53 * hash) + getCpus();
+      hash = (37 * hash) + MEMORY_BYTES_FIELD_NUMBER;
+      hash = (53 * hash) + com.google.protobuf.Internal.hashLong(
+          getMemoryBytes());
       hash = (29 * hash) + unknownFields.hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -2361,6 +2444,10 @@ public final class ClusterOuterClass {
 
         startTimeMs_ = 0L;
 
+        cpus_ = 0;
+
+        memoryBytes_ = 0L;
+
         return this;
       }
 
@@ -2395,6 +2482,8 @@ public final class ClusterOuterClass {
         result.version_ = version_;
         result.gitCommit_ = gitCommit_;
         result.startTimeMs_ = startTimeMs_;
+        result.cpus_ = cpus_;
+        result.memoryBytes_ = memoryBytes_;
         onBuilt();
         return result;
       }
@@ -2457,6 +2546,12 @@ public final class ClusterOuterClass {
         if (other.getStartTimeMs() != 0L) {
           setStartTimeMs(other.getStartTimeMs());
         }
+        if (other.getCpus() != 0) {
+          setCpus(other.getCpus());
+        }
+        if (other.getMemoryBytes() != 0L) {
+          setMemoryBytes(other.getMemoryBytes());
+        }
         this.mergeUnknownFields(other.unknownFields);
         onChanged();
         return this;
@@ -2799,6 +2894,92 @@ public final class ClusterOuterClass {
         onChanged();
         return this;
       }
+
+      private int cpus_ ;
+      /**
+       * <pre>
+       * The CPU cores number of the node.
+       * </pre>
+       *
+       * <code>uint32 cpus = 5;</code>
+       * @return The cpus.
+       */
+      @java.lang.Override
+      public int getCpus() {
+        return cpus_;
+      }
+      /**
+       * <pre>
+       * The CPU cores number of the node.
+       * </pre>
+       *
+       * <code>uint32 cpus = 5;</code>
+       * @param value The cpus to set.
+       * @return This builder for chaining.
+       */
+      public Builder setCpus(int value) {
+        
+        cpus_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <pre>
+       * The CPU cores number of the node.
+       * </pre>
+       *
+       * <code>uint32 cpus = 5;</code>
+       * @return This builder for chaining.
+       */
+      public Builder clearCpus() {
+        
+        cpus_ = 0;
+        onChanged();
+        return this;
+      }
+
+      private long memoryBytes_ ;
+      /**
+       * <pre>
+       * The memory bytes of the node.
+       * </pre>
+       *
+       * <code>uint64 memory_bytes = 6;</code>
+       * @return The memoryBytes.
+       */
+      @java.lang.Override
+      public long getMemoryBytes() {
+        return memoryBytes_;
+      }
+      /**
+       * <pre>
+       * The memory bytes of the node.
+       * </pre>
+       *
+       * <code>uint64 memory_bytes = 6;</code>
+       * @param value The memoryBytes to set.
+       * @return This builder for chaining.
+       */
+      public Builder setMemoryBytes(long value) {
+        
+        memoryBytes_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <pre>
+       * The memory bytes of the node.
+       * </pre>
+       *
+       * <code>uint64 memory_bytes = 6;</code>
+       * @return This builder for chaining.
+       */
+      public Builder clearMemoryBytes() {
+        
+        memoryBytes_ = 0L;
+        onChanged();
+        return this;
+      }
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -2885,18 +3066,19 @@ public final class ClusterOuterClass {
       "eta.ResponseHeader\0221\n\006leader\030\002 \001(\0132!.gre" +
       "ptime.v1.meta.MetasrvNodeInfo\0224\n\tfollowe" +
       "rs\030\003 \003(\0132!.greptime.v1.meta.MetasrvNodeI" +
-      "nfo\"s\n\017MetasrvNodeInfo\022$\n\004peer\030\001 \001(\0132\026.g" +
-      "reptime.v1.meta.Peer\022\017\n\007version\030\002 \001(\t\022\022\n" +
-      "\ngit_commit\030\003 \001(\t\022\025\n\rstart_time_ms\030\004 \001(\004" +
-      "2\205\002\n\007Cluster\022Q\n\010BatchGet\022!.greptime.v1.m" +
-      "eta.BatchGetRequest\032\".greptime.v1.meta.B" +
-      "atchGetResponse\022H\n\005Range\022\036.greptime.v1.m" +
-      "eta.RangeRequest\032\037.greptime.v1.meta.Rang" +
-      "eResponse\022]\n\014MetasrvPeers\022%.greptime.v1." +
-      "meta.MetasrvPeersRequest\032&.greptime.v1.m" +
-      "eta.MetasrvPeersResponseB<Z:github.com/G" +
-      "reptimeTeam/greptime-proto/go/greptime/v" +
-      "1/metab\006proto3"
+      "nfo\"\227\001\n\017MetasrvNodeInfo\022$\n\004peer\030\001 \001(\0132\026." +
+      "greptime.v1.meta.Peer\022\017\n\007version\030\002 \001(\t\022\022" +
+      "\n\ngit_commit\030\003 \001(\t\022\025\n\rstart_time_ms\030\004 \001(" +
+      "\004\022\014\n\004cpus\030\005 \001(\r\022\024\n\014memory_bytes\030\006 \001(\0042\205\002" +
+      "\n\007Cluster\022Q\n\010BatchGet\022!.greptime.v1.meta" +
+      ".BatchGetRequest\032\".greptime.v1.meta.Batc" +
+      "hGetResponse\022H\n\005Range\022\036.greptime.v1.meta" +
+      ".RangeRequest\032\037.greptime.v1.meta.RangeRe" +
+      "sponse\022]\n\014MetasrvPeers\022%.greptime.v1.met" +
+      "a.MetasrvPeersRequest\032&.greptime.v1.meta" +
+      ".MetasrvPeersResponseB<Z:github.com/Grep" +
+      "timeTeam/greptime-proto/go/greptime/v1/m" +
+      "etab\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -2921,7 +3103,7 @@ public final class ClusterOuterClass {
     internal_static_greptime_v1_meta_MetasrvNodeInfo_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_meta_MetasrvNodeInfo_descriptor,
-        new java.lang.String[] { "Peer", "Version", "GitCommit", "StartTimeMs", });
+        new java.lang.String[] { "Peer", "Version", "GitCommit", "StartTimeMs", "Cpus", "MemoryBytes", });
     greptime.v1.meta.Common.getDescriptor();
     greptime.v1.meta.StoreOuterClass.getDescriptor();
   }
diff --git a/java/src/main/java/greptime/v1/meta/HeartbeatOuterClass.java b/java/src/main/java/greptime/v1/meta/HeartbeatOuterClass.java
index b483715..0653b22 100644
--- a/java/src/main/java/greptime/v1/meta/HeartbeatOuterClass.java
+++ b/java/src/main/java/greptime/v1/meta/HeartbeatOuterClass.java
@@ -5824,13 +5824,23 @@ public final class HeartbeatOuterClass {
 
     /**
      * <pre>
-     * The CPU cores number in the node.
+     * The CPU cores number of the node.
      * </pre>
      *
      * <code>uint32 cpus = 4;</code>
      * @return The cpus.
      */
     int getCpus();
+
+    /**
+     * <pre>
+     * The memory bytes of the node.
+     * </pre>
+     *
+     * <code>uint64 memory_bytes = 5;</code>
+     * @return The memoryBytes.
+     */
+    long getMemoryBytes();
   }
   /**
    * Protobuf type {@code greptime.v1.meta.NodeInfo}
@@ -5901,6 +5911,11 @@ public final class HeartbeatOuterClass {
               cpus_ = input.readUInt32();
               break;
             }
+            case 40: {
+
+              memoryBytes_ = input.readUInt64();
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -6046,7 +6061,7 @@ public final class HeartbeatOuterClass {
     private int cpus_;
     /**
      * <pre>
-     * The CPU cores number in the node.
+     * The CPU cores number of the node.
      * </pre>
      *
      * <code>uint32 cpus = 4;</code>
@@ -6057,6 +6072,21 @@ public final class HeartbeatOuterClass {
       return cpus_;
     }
 
+    public static final int MEMORY_BYTES_FIELD_NUMBER = 5;
+    private long memoryBytes_;
+    /**
+     * <pre>
+     * The memory bytes of the node.
+     * </pre>
+     *
+     * <code>uint64 memory_bytes = 5;</code>
+     * @return The memoryBytes.
+     */
+    @java.lang.Override
+    public long getMemoryBytes() {
+      return memoryBytes_;
+    }
+
     private byte memoizedIsInitialized = -1;
     @java.lang.Override
     public final boolean isInitialized() {
@@ -6083,6 +6113,9 @@ public final class HeartbeatOuterClass {
       if (cpus_ != 0) {
         output.writeUInt32(4, cpus_);
       }
+      if (memoryBytes_ != 0L) {
+        output.writeUInt64(5, memoryBytes_);
+      }
       unknownFields.writeTo(output);
     }
 
@@ -6106,6 +6139,10 @@ public final class HeartbeatOuterClass {
         size += com.google.protobuf.CodedOutputStream
           .computeUInt32Size(4, cpus_);
       }
+      if (memoryBytes_ != 0L) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeUInt64Size(5, memoryBytes_);
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -6129,6 +6166,8 @@ public final class HeartbeatOuterClass {
           != other.getStartTimeMs()) return false;
       if (getCpus()
           != other.getCpus()) return false;
+      if (getMemoryBytes()
+          != other.getMemoryBytes()) return false;
       if (!unknownFields.equals(other.unknownFields)) return false;
       return true;
     }
@@ -6149,6 +6188,9 @@ public final class HeartbeatOuterClass {
           getStartTimeMs());
       hash = (37 * hash) + CPUS_FIELD_NUMBER;
       hash = (53 * hash) + getCpus();
+      hash = (37 * hash) + MEMORY_BYTES_FIELD_NUMBER;
+      hash = (53 * hash) + com.google.protobuf.Internal.hashLong(
+          getMemoryBytes());
       hash = (29 * hash) + unknownFields.hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -6290,6 +6332,8 @@ public final class HeartbeatOuterClass {
 
         cpus_ = 0;
 
+        memoryBytes_ = 0L;
+
         return this;
       }
 
@@ -6320,6 +6364,7 @@ public final class HeartbeatOuterClass {
         result.gitCommit_ = gitCommit_;
         result.startTimeMs_ = startTimeMs_;
         result.cpus_ = cpus_;
+        result.memoryBytes_ = memoryBytes_;
         onBuilt();
         return result;
       }
@@ -6382,6 +6427,9 @@ public final class HeartbeatOuterClass {
         if (other.getCpus() != 0) {
           setCpus(other.getCpus());
         }
+        if (other.getMemoryBytes() != 0L) {
+          setMemoryBytes(other.getMemoryBytes());
+        }
         this.mergeUnknownFields(other.unknownFields);
         onChanged();
         return this;
@@ -6649,7 +6697,7 @@ public final class HeartbeatOuterClass {
       private int cpus_ ;
       /**
        * <pre>
-       * The CPU cores number in the node.
+       * The CPU cores number of the node.
        * </pre>
        *
        * <code>uint32 cpus = 4;</code>
@@ -6661,7 +6709,7 @@ public final class HeartbeatOuterClass {
       }
       /**
        * <pre>
-       * The CPU cores number in the node.
+       * The CPU cores number of the node.
        * </pre>
        *
        * <code>uint32 cpus = 4;</code>
@@ -6676,7 +6724,7 @@ public final class HeartbeatOuterClass {
       }
       /**
        * <pre>
-       * The CPU cores number in the node.
+       * The CPU cores number of the node.
        * </pre>
        *
        * <code>uint32 cpus = 4;</code>
@@ -6688,6 +6736,49 @@ public final class HeartbeatOuterClass {
         onChanged();
         return this;
       }
+
+      private long memoryBytes_ ;
+      /**
+       * <pre>
+       * The memory bytes of the node.
+       * </pre>
+       *
+       * <code>uint64 memory_bytes = 5;</code>
+       * @return The memoryBytes.
+       */
+      @java.lang.Override
+      public long getMemoryBytes() {
+        return memoryBytes_;
+      }
+      /**
+       * <pre>
+       * The memory bytes of the node.
+       * </pre>
+       *
+       * <code>uint64 memory_bytes = 5;</code>
+       * @param value The memoryBytes to set.
+       * @return This builder for chaining.
+       */
+      public Builder setMemoryBytes(long value) {
+        
+        memoryBytes_ = value;
+        onChanged();
+        return this;
+      }
+      /**
+       * <pre>
+       * The memory bytes of the node.
+       * </pre>
+       *
+       * <code>uint64 memory_bytes = 5;</code>
+       * @return This builder for chaining.
+       */
+      public Builder clearMemoryBytes() {
+        
+        memoryBytes_ = 0L;
+        onChanged();
+        return this;
+      }
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -16188,54 +16279,55 @@ com.google.protobuf.ByteString defaultValue);
       "\020\n\016node_workloads\"\"\n\021DatanodeWorkloads\022\r" +
       "\n\005types\030\001 \003(\005\"\"\n\021FrontendWorkloads\022\r\n\005ty" +
       "pes\030\001 \003(\005\"\"\n\021FlownodeWorkloads\022\r\n\005types\030" +
-      "\001 \003(\005\"T\n\010NodeInfo\022\017\n\007version\030\001 \001(\t\022\022\n\ngi" +
+      "\001 \003(\005\"j\n\010NodeInfo\022\017\n\007version\030\001 \001(\t\022\022\n\ngi" +
       "t_commit\030\002 \001(\t\022\025\n\rstart_time_ms\030\003 \001(\004\022\014\n" +
-      "\004cpus\030\004 \001(\r\"\207\002\n\nRegionStat\022\021\n\tregion_id\030" +
-      "\001 \001(\004\022\014\n\004rcus\030\002 \001(\003\022\014\n\004wcus\030\003 \001(\003\022\031\n\021app" +
-      "roximate_bytes\030\004 \001(\003\022\016\n\006engine\030\006 \001(\t\022*\n\004" +
-      "role\030\007 \001(\0162\034.greptime.v1.meta.RegionRole" +
-      "\022@\n\nextensions\030c \003(\0132,.greptime.v1.meta." +
-      "RegionStat.ExtensionsEntry\0321\n\017Extensions" +
-      "Entry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:\0028\001\"a\n" +
-      "\tTopicStat\022\022\n\ntopic_name\030\001 \001(\t\022\023\n\013record" +
-      "_size\030\002 \001(\004\022\022\n\nrecord_num\030\003 \001(\004\022\027\n\017lates" +
-      "t_entry_id\030\004 \001(\004\"\227\002\n\010FlowStat\022D\n\016flow_st" +
-      "at_size\030\001 \003(\0132,.greptime.v1.meta.FlowSta" +
-      "t.FlowStatSizeEntry\022T\n\027flow_last_exec_ti" +
-      "me_map\030\002 \003(\01323.greptime.v1.meta.FlowStat" +
-      ".FlowLastExecTimeMapEntry\0323\n\021FlowStatSiz" +
-      "eEntry\022\013\n\003key\030\001 \001(\r\022\r\n\005value\030\002 \001(\004:\0028\001\032:" +
-      "\n\030FlowLastExecTimeMapEntry\022\013\n\003key\030\001 \001(\r\022" +
-      "\r\n\005value\030\002 \001(\003:\0028\001\"\265\001\n\021HeartbeatResponse" +
-      "\0220\n\006header\030\001 \001(\0132 .greptime.v1.meta.Resp" +
-      "onseHeader\0229\n\017mailbox_message\030\002 \001(\0132 .gr" +
-      "eptime.v1.meta.MailboxMessage\0223\n\014region_" +
-      "lease\030\003 \001(\0132\035.greptime.v1.meta.RegionLea" +
-      "se\"\306\001\n\rGrantedRegion\022\021\n\tregion_id\030\001 \001(\004\022" +
-      "*\n\004role\030\002 \001(\0162\034.greptime.v1.meta.RegionR" +
-      "ole\022C\n\nextensions\030c \003(\0132/.greptime.v1.me" +
-      "ta.GrantedRegion.ExtensionsEntry\0321\n\017Exte" +
-      "nsionsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:" +
-      "\0028\001\"\222\001\n\013RegionLease\0220\n\007regions\030\001 \003(\0132\037.g" +
-      "reptime.v1.meta.GrantedRegion\022\034\n\024duratio" +
-      "n_since_epoch\030\002 \001(\004\022\025\n\rlease_seconds\030\003 \001" +
-      "(\004\022\034\n\024closeable_region_ids\030\004 \003(\004\"C\n\020AskL" +
-      "eaderRequest\022/\n\006header\030\001 \001(\0132\037.greptime." +
-      "v1.meta.RequestHeader\"m\n\021AskLeaderRespon" +
-      "se\0220\n\006header\030\001 \001(\0132 .greptime.v1.meta.Re" +
-      "sponseHeader\022&\n\006leader\030\002 \001(\0132\026.greptime." +
-      "v1.meta.Peer\"|\n\016MailboxMessage\022\n\n\002id\030\001 \001" +
-      "(\004\022\017\n\007subject\030\002 \001(\t\022\014\n\004from\030\003 \001(\t\022\n\n\002to\030" +
-      "\004 \001(\t\022\030\n\020timestamp_millis\030\005 \001(\003\022\016\n\004json\030" +
-      "\006 \001(\tH\000B\t\n\007payload*=\n\nRegionRole\022\n\n\006Lead" +
-      "er\020\000\022\014\n\010Follower\020\001\022\025\n\021DowngradingLeader\020" +
-      "\0022\277\001\n\tHeartbeat\022Z\n\tHeartbeat\022\".greptime." +
-      "v1.meta.HeartbeatRequest\032#.greptime.v1.m" +
-      "eta.HeartbeatResponse\"\000(\0010\001\022V\n\tAskLeader" +
-      "\022\".greptime.v1.meta.AskLeaderRequest\032#.g" +
-      "reptime.v1.meta.AskLeaderResponse\"\000B<Z:g" +
-      "ithub.com/GreptimeTeam/greptime-proto/go" +
-      "/greptime/v1/metab\006proto3"
+      "\004cpus\030\004 \001(\r\022\024\n\014memory_bytes\030\005 \001(\004\"\207\002\n\nRe" +
+      "gionStat\022\021\n\tregion_id\030\001 \001(\004\022\014\n\004rcus\030\002 \001(" +
+      "\003\022\014\n\004wcus\030\003 \001(\003\022\031\n\021approximate_bytes\030\004 \001" +
+      "(\003\022\016\n\006engine\030\006 \001(\t\022*\n\004role\030\007 \001(\0162\034.grept" +
+      "ime.v1.meta.RegionRole\022@\n\nextensions\030c \003" +
+      "(\0132,.greptime.v1.meta.RegionStat.Extensi" +
+      "onsEntry\0321\n\017ExtensionsEntry\022\013\n\003key\030\001 \001(\t" +
+      "\022\r\n\005value\030\002 \001(\014:\0028\001\"a\n\tTopicStat\022\022\n\ntopi" +
+      "c_name\030\001 \001(\t\022\023\n\013record_size\030\002 \001(\004\022\022\n\nrec" +
+      "ord_num\030\003 \001(\004\022\027\n\017latest_entry_id\030\004 \001(\004\"\227" +
+      "\002\n\010FlowStat\022D\n\016flow_stat_size\030\001 \003(\0132,.gr" +
+      "eptime.v1.meta.FlowStat.FlowStatSizeEntr" +
+      "y\022T\n\027flow_last_exec_time_map\030\002 \003(\01323.gre" +
+      "ptime.v1.meta.FlowStat.FlowLastExecTimeM" +
+      "apEntry\0323\n\021FlowStatSizeEntry\022\013\n\003key\030\001 \001(" +
+      "\r\022\r\n\005value\030\002 \001(\004:\0028\001\032:\n\030FlowLastExecTime" +
+      "MapEntry\022\013\n\003key\030\001 \001(\r\022\r\n\005value\030\002 \001(\003:\0028\001" +
+      "\"\265\001\n\021HeartbeatResponse\0220\n\006header\030\001 \001(\0132 " +
+      ".greptime.v1.meta.ResponseHeader\0229\n\017mail" +
+      "box_message\030\002 \001(\0132 .greptime.v1.meta.Mai" +
+      "lboxMessage\0223\n\014region_lease\030\003 \001(\0132\035.grep" +
+      "time.v1.meta.RegionLease\"\306\001\n\rGrantedRegi" +
+      "on\022\021\n\tregion_id\030\001 \001(\004\022*\n\004role\030\002 \001(\0162\034.gr" +
+      "eptime.v1.meta.RegionRole\022C\n\nextensions\030" +
+      "c \003(\0132/.greptime.v1.meta.GrantedRegion.E" +
+      "xtensionsEntry\0321\n\017ExtensionsEntry\022\013\n\003key" +
+      "\030\001 \001(\t\022\r\n\005value\030\002 \001(\014:\0028\001\"\222\001\n\013RegionLeas" +
+      "e\0220\n\007regions\030\001 \003(\0132\037.greptime.v1.meta.Gr" +
+      "antedRegion\022\034\n\024duration_since_epoch\030\002 \001(" +
+      "\004\022\025\n\rlease_seconds\030\003 \001(\004\022\034\n\024closeable_re" +
+      "gion_ids\030\004 \003(\004\"C\n\020AskLeaderRequest\022/\n\006he" +
+      "ader\030\001 \001(\0132\037.greptime.v1.meta.RequestHea" +
+      "der\"m\n\021AskLeaderResponse\0220\n\006header\030\001 \001(\013" +
+      "2 .greptime.v1.meta.ResponseHeader\022&\n\006le" +
+      "ader\030\002 \001(\0132\026.greptime.v1.meta.Peer\"|\n\016Ma" +
+      "ilboxMessage\022\n\n\002id\030\001 \001(\004\022\017\n\007subject\030\002 \001(" +
+      "\t\022\014\n\004from\030\003 \001(\t\022\n\n\002to\030\004 \001(\t\022\030\n\020timestamp" +
+      "_millis\030\005 \001(\003\022\016\n\004json\030\006 \001(\tH\000B\t\n\007payload" +
+      "*=\n\nRegionRole\022\n\n\006Leader\020\000\022\014\n\010Follower\020\001" +
+      "\022\025\n\021DowngradingLeader\020\0022\277\001\n\tHeartbeat\022Z\n" +
+      "\tHeartbeat\022\".greptime.v1.meta.HeartbeatR" +
+      "equest\032#.greptime.v1.meta.HeartbeatRespo" +
+      "nse\"\000(\0010\001\022V\n\tAskLeader\022\".greptime.v1.met" +
+      "a.AskLeaderRequest\032#.greptime.v1.meta.As" +
+      "kLeaderResponse\"\000B<Z:github.com/Greptime" +
+      "Team/greptime-proto/go/greptime/v1/metab" +
+      "\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -16271,7 +16363,7 @@ com.google.protobuf.ByteString defaultValue);
     internal_static_greptime_v1_meta_NodeInfo_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_greptime_v1_meta_NodeInfo_descriptor,
-        new java.lang.String[] { "Version", "GitCommit", "StartTimeMs", "Cpus", });
+        new java.lang.String[] { "Version", "GitCommit", "StartTimeMs", "Cpus", "MemoryBytes", });
     internal_static_greptime_v1_meta_RegionStat_descriptor =
       getDescriptor().getMessageTypes().get(5);
     internal_static_greptime_v1_meta_RegionStat_fieldAccessorTable = new
diff --git a/proto/greptime/v1/meta/cluster.proto b/proto/greptime/v1/meta/cluster.proto
index 138be7c..201b5a4 100644
--- a/proto/greptime/v1/meta/cluster.proto
+++ b/proto/greptime/v1/meta/cluster.proto
@@ -50,4 +50,8 @@ message MetasrvNodeInfo {
   string git_commit = 3;
   // The node start timestamp in milliseconds.
   uint64 start_time_ms = 4;
+  // The CPU cores number of the node.
+  uint32 cpus = 5;
+  // The memory bytes of the node.
+  uint64 memory_bytes = 6;
 }
diff --git a/proto/greptime/v1/meta/heartbeat.proto b/proto/greptime/v1/meta/heartbeat.proto
index 3723337..840ec2f 100644
--- a/proto/greptime/v1/meta/heartbeat.proto
+++ b/proto/greptime/v1/meta/heartbeat.proto
@@ -93,8 +93,10 @@ message NodeInfo {
   string git_commit = 2;
   // The node start timestamp
   uint64 start_time_ms = 3;
-  // The CPU cores number in the node.
+  // The CPU cores number of the node.
   uint32 cpus = 4;
+  // The memory bytes of the node.
+  uint64 memory_bytes = 5;
 }
 
 message RegionStat {