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HDDS-12234. Improve error log No leader found when jmx endpoint is accessed #7846

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Merged
jojochuang merged 7 commits into from
Feb 13, 2025
Merged

HDDS-12234. Improve error log No leader found when jmx endpoint is accessed #7846

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3b4de29
HDDS-12234. Improved no leader found log message when jmx enpoint acc…
Feb 10, 2025
ff0aba3
HDDS-12234. Improved no leader found log message when jmx enpoint acc…
Feb 10, 2025
531964e
resolved checkstyle issue
Feb 10, 2025
ac80953
resolved checkstyle issue
Feb 10, 2025
bab7743
resolved checkstyle issue
Feb 10, 2025
0633e44
resolved minor grammatical issue
Feb 10, 2025
b536232
used a string constant to avoid duplication
Feb 10, 2025
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9 changes: 7 additions & 2 deletions hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OzoneManager.java
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Original file line number Diff line number Diff line change
Expand Up @@ -357,6 +357,11 @@ public final class OzoneManager extends ServiceRuntimeInfoImpl
AuditLoggerType.OMSYSTEMLOGGER);

private static final String OM_DAEMON = "om";
private static final String NO_LEADER_ERROR_MESSAGE =
"There is no leader among the Ozone Manager servers. If this message " +
"persists, the service may be down. Possible cause: only one OM is up, or " +
"other OMs are unable to respond to Ratis leader vote messages";


// This is set for read requests when OMRequest has S3Authentication set,
// and it is reset when read request is processed.
Expand Down Expand Up @@ -3056,8 +3061,8 @@ public List<List<String>> getRatisRoles() {
String leaderReadiness = omRatisServer.checkLeaderStatus().name();
final RaftPeerId leaderId = omRatisServer.getLeaderId();
if (leaderId == null) {
LOG.error("No leader found");
return getRatisRolesException("No leader found");
LOG.error(NO_LEADER_ERROR_MESSAGE);
return getRatisRolesException(NO_LEADER_ERROR_MESSAGE);
}

final List<ServiceInfo> serviceList;
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