Lijin Bin created HBASE-26411: --------------------------------- Summary: Wal do not roll and write a bit wal Key: HBASE-26411 URL: https://issues.apache.org/jira/browse/HBASE-26411 Project: HBase Issue Type: Bug Affects Versions: 2.4.8 Reporter: Lijin Bin
We see wal have long time to roll and write a big wal which has 3TB. And according to the jstack we can see the wal create hang. {code} "regionserver/11.149.48.227:60020.logRoller" #667 daemon prio=5 os_prio=0 cpu=116916.81ms elapsed=447455.26s tid=0x00007fa35d231000 nid=0xbdd2 waiting on condition [0x00007f79c7407000] java.lang.Thread.State: WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x00007f9f10df5158> (a java.util.concurrent.CompletableFuture$Signaller) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at java.util.concurrent.CompletableFuture$Signaller.block(CompletableFuture.java:1707) at java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3323) at java.util.concurrent.CompletableFuture.waitingGet(CompletableFuture.java:1742) at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1908) at org.apache.hadoop.hbase.regionserver.wal.AsyncProtobufLogWriter.write(AsyncProtobufLogWriter.java:178) at org.apache.hadoop.hbase.regionserver.wal.AsyncProtobufLogWriter.writeMagicAndWALHeader(AsyncProtobufLogWriter.java:191) at org.apache.hadoop.hbase.regionserver.wal.AbstractProtobufLogWriter.init(AbstractProtobufLogWriter.java:170) at org.apache.hadoop.hbase.wal.AsyncFSWALProvider.createAsyncWriter(AsyncFSWALProvider.java:113) at org.apache.hadoop.hbase.regionserver.wal.AsyncFSWAL.createWriterInstance(AsyncFSWAL.java:615) at org.apache.hadoop.hbase.regionserver.wal.AsyncFSWAL.createWriterInstance(AsyncFSWAL.java:126) at org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL.rollWriter(AbstractFSWAL.java:763) at org.apache.hadoop.hbase.regionserver.LogRoller.run(LogRoller.java:184) at java.lang.Thread.run(Thread.java:748) {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)