SzyWilliam commented on code in PR #11571:
URL: https://github.com/apache/iotdb/pull/11571#discussion_r1398618183
##########
iotdb-core/consensus/src/main/java/org/apache/iotdb/consensus/ratis/RatisConsensus.java:
##########
@@ -327,21 +331,25 @@ public DataSet read(ConsensusGroupId groupId,
IConsensusRequest request)
throw new ConsensusGroupNotExistException(groupId);
}
+ // perform linearizable read under following two conditions:
+ // 1. Read.Option is linearizable
+ // 2. First probing read when Read.Option is default
final boolean isLinearizableRead =
- !canServeStaleRead.computeIfAbsent(groupId, id -> new
AtomicBoolean(false)).get();
+ readOption == RatisConfig.Read.Option.LINEARIZABLE
+ || !canServeStaleRead.computeIfAbsent(groupId, id -> new
AtomicBoolean(false)).get();
RaftClientReply reply;
try {
reply = doRead(raftGroupId, request, isLinearizableRead);
// allow stale read if current linearizable read returns successfully
- if (isLinearizableRead) {
+ if (readOption == RatisConfig.Read.Option.DEFAULT && isLinearizableRead)
{
Review Comment:
Done
##########
iotdb-core/consensus/src/main/java/org/apache/iotdb/consensus/ratis/RatisConsensus.java:
##########
@@ -766,6 +774,14 @@ private RaftClientReply sendReconfiguration(RaftGroup
newGroupConf)
return reply;
}
+ private void onLeaderChanged(RaftGroupMemberId groupMemberId, RaftPeerId
leaderId) {
Review Comment:
Done
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