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Posted to issues@hbase.apache.org by "Hudson (JIRA)" <ji...@apache.org> on 2016/04/26 01:21:12 UTC
[jira] [Commented] (HBASE-14252) RegionServers fail to start when
setting hbase.ipc.server.callqueue.scan.ratio to 0
[ https://issues.apache.org/jira/browse/HBASE-14252?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15257229#comment-15257229 ]
Hudson commented on HBASE-14252:
--------------------------------
FAILURE: Integrated in HBase-1.3-IT #633 (See [https://builds.apache.org/job/HBase-1.3-IT/633/])
HBASE-14252 RegionServers fail to start when setting (tedyu: rev cf680ad19a16cee9438081fa44f3bc245d82bf10)
* hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestSimpleRpcScheduler.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/RWQueueRpcExecutor.java
> RegionServers fail to start when setting hbase.ipc.server.callqueue.scan.ratio to 0
> -----------------------------------------------------------------------------------
>
> Key: HBASE-14252
> URL: https://issues.apache.org/jira/browse/HBASE-14252
> Project: HBase
> Issue Type: Bug
> Components: regionserver
> Environment: hbase-0.98.6-cdh5.3.1
> Reporter: Toshihiro Suzuki
> Assignee: Yubao Liu
> Fix For: 2.0.0, 1.3.0, 1.4.0
>
> Attachments: 14252.v2.patch, 14252.v3.patch
>
>
> I set the following configuration in hbase-site.xml.
> {code}
> <property>
> <name>hbase.ipc.server.callqueue.read.ratio</name>
> <value>0.5</value>
> </property>
> <property>
> <name>hbase.ipc.server.callqueue.scan.ratio</name>
> <value>0</value>
> <property>
> {code}
> Then, the RegionServer failed to start and I saw the following log:
> {code}
> 2015-08-19 14:30:19,561 ERROR org.apache.hadoop.hbase.regionserver.HRegionServerCommandLine: Region server exiting
> java.lang.RuntimeException: Failed construction of Regionserver: class org.apache.hadoop.hbase.regionserver.HRegionServer
> at org.apache.hadoop.hbase.regionserver.HRegionServer.constructRegionServer(HRegionServer.java:2457)
> at org.apache.hadoop.hbase.regionserver.HRegionServerCommandLine.start(HRegionServerCommandLine.java:61)
> at org.apache.hadoop.hbase.regionserver.HRegionServerCommandLine.run(HRegionServerCommandLine.java:85)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
> at org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:126)
> at org.apache.hadoop.hbase.regionserver.HRegionServer.main(HRegionServer.java:2472)
> Caused by: java.lang.reflect.InvocationTargetException
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
> at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
> at org.apache.hadoop.hbase.regionserver.HRegionServer.constructRegionServer(HRegionServer.java:2455)
> ... 5 more
> Caused by: java.lang.IllegalArgumentException: Queue size is <= 0, must be at least 1
> at com.google.common.base.Preconditions.checkArgument(Preconditions.java:92)
> at org.apache.hadoop.hbase.ipc.RpcExecutor.getBalancer(RpcExecutor.java:139)
> at org.apache.hadoop.hbase.ipc.RWQueueRpcExecutor.<init>(RWQueueRpcExecutor.java:121)
> at org.apache.hadoop.hbase.ipc.RWQueueRpcExecutor.<init>(RWQueueRpcExecutor.java:83)
> at org.apache.hadoop.hbase.ipc.SimpleRpcScheduler.<init>(SimpleRpcScheduler.java:129)
> at org.apache.hadoop.hbase.regionserver.SimpleRpcSchedulerFactory.create(SimpleRpcSchedulerFactory.java:36)
> at org.apache.hadoop.hbase.regionserver.HRegionServer.<init>(HRegionServer.java:610)
> ... 10 more
> {code}
> The doc of "hbase.ipc.server.callqueue.scan.ratio" says "A value of 0 or 1 indicate to use the same set of queues for gets and scans.".
> I think that there is a bug in validation.
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