Apache
/
hbase
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

HBASE-17206 FSHLog may roll a new writer successfully with unflushed entries

This commit is contained in:
zhangduo 2016-11-30 21:41:29 +08:00
parent 37d7b57128
commit fb789b340c
1 changed files with 10 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/FSHLog.java
View File

@ -849,6 +849,12 @@ public class FSHLog extends AbstractFSWAL<Writer> {
*/
private volatile CountDownLatch safePointReleasedLatch = new CountDownLatch(1);
private void checkIfSyncFailed(SyncFuture syncFuture) throws FailedSyncBeforeLogCloseException {
if (syncFuture.isThrowable()) {
throw new FailedSyncBeforeLogCloseException(syncFuture.getThrowable());
}
}
/**
* For Thread A to call when it is ready to wait on the 'safe point' to be attained. Thread A
* will be held in here until Thread B calls {@link #safePointAttained()}
@ -856,16 +862,12 @@ public class FSHLog extends AbstractFSWAL<Writer> {
* exception, then something is up w/ our syncing.
* @return The passed <code>syncFuture</code>
*/
SyncFuture waitSafePoint(final SyncFuture syncFuture) throws InterruptedException,
SyncFuture waitSafePoint(SyncFuture syncFuture) throws InterruptedException,
FailedSyncBeforeLogCloseException {
while (true) {
if (this.safePointAttainedLatch.await(1, TimeUnit.MILLISECONDS)) {
break;
}
if (syncFuture.isThrowable()) {
throw new FailedSyncBeforeLogCloseException(syncFuture.getThrowable());
}
while (!this.safePointAttainedLatch.await(1, TimeUnit.MILLISECONDS)) {
checkIfSyncFailed(syncFuture);
}
checkIfSyncFailed(syncFuture);
return syncFuture;
}