Hexiaoqiao commented on code in PR #6518:
URL: https://github.com/apache/hadoop/pull/6518#discussion_r1516122704
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hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java:
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@@ -1582,6 +1582,10 @@ void startStandbyServices(final Configuration conf,
boolean isObserver)
standbyCheckpointer = new StandbyCheckpointer(conf, this);
standbyCheckpointer.start();
}
+ if (isNoManualAndResourceLowSafeMode()) {
+ LOG.info("Standby should not enter safe mode when resources are low,
exiting safe mode.");
+ leaveSafeMode(false);
Review Comment:
It is reasonable at first glance, not think carefully, any cases to trigger
Standby leave safemode untimely? Thanks.
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