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HBASE-7122 Proper warning message when opening a log file with no entries (idle cluster) 

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1471255 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael Stack 2013-04-24 05:34:01 +00:00
parent 15a10f8f7d
commit 64ef5da665
1 changed files with 11 additions and 0 deletions
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11
hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/ReplicationSource.java
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@ -620,6 +620,7 @@ public class ReplicationSource extends Thread
} }
} }
} catch (IOException ioe) { } catch (IOException ioe) {
if (ioe instanceof EOFException && isCurrentLogEmpty()) return true;
LOG.warn(peerClusterZnode + " Got: ", ioe); LOG.warn(peerClusterZnode + " Got: ", ioe);
this.reader = null; this.reader = null;
if (ioe.getCause() instanceof NullPointerException) { if (ioe.getCause() instanceof NullPointerException) {
@ -637,6 +638,16 @@ public class ReplicationSource extends Thread
return true; return true;
} }
/*
* Checks whether the current log file is empty, and it is not a recovered queue. This is to
* handle scenario when in an idle cluster, there is no entry in the current log and we keep on
* trying to read the log file and get EOFEception. In case of a recovered queue the last log file
* may be empty, and we don't want to retry that.
*/
private boolean isCurrentLogEmpty() {
return (this.repLogReader.getPosition() == 0 && !queueRecovered && queue.size() == 0);
}
/** /**
* Do the sleeping logic * Do the sleeping logic
* @param msg Why we sleep * @param msg Why we sleep