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HDDS-11501. Improve logging in XceiverServerRatis #7252

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merged 2 commits into from
Oct 1, 2024
Merged

HDDS-11501. Improve logging in XceiverServerRatis #7252

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f46bd6f
HDDS-11501. Improve logging in XceiverServerRatis
jianghuazhu Sep 30, 2024
7fa3a4f
Improve some logging.
jianghuazhu Oct 1, 2024
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17 changes: 9 additions & 8 deletions ...a/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
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Original file line number Diff line number Diff line change
Expand Up @@ -558,7 +558,7 @@ private static Parameters createTlsParameters(SecurityConfig conf,
@Override
public void start() throws IOException {
if (!isStarted) {
LOG.info("Starting {} {}", getClass().getSimpleName(), server.getId());
LOG.info("Starting {} raftPeerId : {}", getClass().getSimpleName(), server.getId());
for (ThreadPoolExecutor executor : chunkExecutors) {
executor.prestartAllCoreThreads();
}
Expand All @@ -584,7 +584,7 @@ public void start() throws IOException {
private int getRealPort(InetSocketAddress address, Port.Name name) {
int realPort = address.getPort();
datanodeDetails.setPort(DatanodeDetails.newPort(name, realPort));
LOG.info("{} {} is started using port {} for {}",
LOG.info("{} raftPeerId : {} is started using port {} for {}",
getClass().getSimpleName(), server.getId(), realPort, name);
return realPort;
}
Expand All @@ -593,7 +593,7 @@ private int getRealPort(InetSocketAddress address, Port.Name name) {
public void stop() {
if (isStarted) {
try {
LOG.info("Stopping {} {}", getClass().getSimpleName(), server.getId());
LOG.info("Stopping {} raftPeerId : {}", getClass().getSimpleName(), server.getId());
// shutdown server before the executors as while shutting down,
// some of the tasks would be executed using the executors.
server.close();
Expand All @@ -602,7 +602,8 @@ public void stop() {
}
isStarted = false;
} catch (IOException e) {
LOG.error("XceiverServerRatis Could not be stopped gracefully.", e);
LOG.error("{} raftPeerId : {} Could not be stopped gracefully.",
getClass().getSimpleName(), server.getId(), e);
}
}
}
Expand Down Expand Up @@ -713,11 +714,11 @@ private void handlePipelineFailure(RaftGroupId groupId,
RaftPeerId id = RaftPeerId.valueOf(roleInfoProto.getSelf().getId());
switch (roleInfoProto.getRole()) {
case CANDIDATE:
msg = datanode + " is in candidate state for " +
msg = "Server(DatanodeId=" + datanode + ") is in candidate state for " +
roleInfoProto.getCandidateInfo().getLastLeaderElapsedTimeMs() + "ms";
break;
case FOLLOWER:
msg = datanode + " closes pipeline when installSnapshot from leader " +
msg = "Server(DatanodeId=" + datanode + ") closes pipeline when installSnapshot from leader " +
"because leader snapshot doesn't contain any data to replay, " +
"all the log entries prior to the snapshot might have been purged." +
"So follower should not try to install snapshot from leader but" +
Expand All @@ -726,11 +727,11 @@ private void handlePipelineFailure(RaftGroupId groupId,
break;
case LEADER:
StringBuilder sb = new StringBuilder();
sb.append(datanode).append(" has not seen follower/s");
sb.append("Server(DatanodeId=" + datanode + ")").append(" has not seen follower/s. Slowness follower:");
for (RaftProtos.ServerRpcProto follower : roleInfoProto.getLeaderInfo()
.getFollowerInfoList()) {
if (follower.getLastRpcElapsedTimeMs() > nodeFailureTimeoutMs) {
sb.append(" ").append(RatisHelper.toDatanodeId(follower.getId()))
sb.append(" ").append("Server(DatanodeId=" + RatisHelper.toDatanodeId(follower.getId()) + ")")
.append(" for ").append(follower.getLastRpcElapsedTimeMs())
.append("ms");
}
Expand Down