Pengzna commented on code in PR #12723:
URL: https://github.com/apache/iotdb/pull/12723#discussion_r1638452403
##########
iotdb-core/consensus/src/main/java/org/apache/iotdb/consensus/pipe/PipeConsensusServerImpl.java:
##########
@@ -274,21 +288,51 @@ public synchronized void
checkConsensusPipe(Map<ConsensusPipeName, PipeStatus> e
public TSStatus write(IConsensusRequest request) {
try {
+ long consensusWriteStartTime = System.nanoTime();
stateMachineLock.lock();
+ long getStateMachineLockTime = System.nanoTime();
+ // statistic the time of acquiring stateMachine lock
+ pipeConsensusServerMetrics.recordGetStateMachineLockTime(
+ getStateMachineLockTime - consensusWriteStartTime);
+ long writeToStateMachineStartTime = System.nanoTime();
if (request instanceof ComparableConsensusRequest) {
((ComparableConsensusRequest) request)
.setProgressIndex(progressIndexManager.assignProgressIndex(thisNode.getGroupId()));
}
- return stateMachine.write(request);
+
+ long startWriteTime = System.nanoTime();
+ TSStatus result = stateMachine.write(request);
+ PERFORMANCE_OVERVIEW_METRICS.recordEngineCost(System.nanoTime() -
startWriteTime);
Review Comment:
ditto
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