gensrc/thrift/RuntimeProfile.thrift

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//   http://www.apache.org/licenses/LICENSE-2.0
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namespace cpp doris
namespace java org.apache.doris.thrift

include "Metrics.thrift"

// Counter data
struct TCounter {
  1: required string name
  2: required Metrics.TUnit type
  3: required i64 value 
}

// A single runtime profile
struct TRuntimeProfileNode {
  1: required string name
  2: required i32 num_children 
  3: required list<TCounter> counters
  // TODO: should we make metadata a serializable struct?  We only use it to
  // store the node id right now so this is sufficient.
  4: required i64 metadata

  // indicates whether the child will be printed with extra indentation;
  // corresponds to indent param of RuntimeProfile::AddChild()
  5: required bool indent

  // map of key,value info strings that capture any kind of additional information 
  // about the profiled object
  6: required map<string, string> info_strings

  // Auxilliary structure to capture the info strings display order when printed
  7: required list<string> info_strings_display_order
  
  // map from parent counter name to child counter name
  8: required map<string, set<string>> child_counters_map
}

// A flattened tree of runtime profiles, obtained by an
// in-order traversal
struct TRuntimeProfileTree {
  1: required list<TRuntimeProfileNode> nodes
}