[jira] [Updated] (HBASE-23999) [flakey test] TestTableOutputFormatConnectionExhaust

["Nick Dimiduk (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HBASE-23999?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Nick Dimiduk updated HBASE-23999:
---------------------------------
    Fix Version/s:     (was: 2.4.0)

> [flakey test] TestTableOutputFormatConnectionExhaust
> ----------------------------------------------------
>
>                 Key: HBASE-23999
>                 URL: https://issues.apache.org/jira/browse/HBASE-23999
>             Project: HBase
>          Issue Type: Test
>          Components: test
>    Affects Versions: 2.3.0
>            Reporter: Nick Dimiduk
>            Assignee: Huaxiang Sun
>            Priority: Major
>             Fix For: 3.0.0-alpha-1, 2.3.0, 2.2.5
>
>
> Hit this during master startup sequence in the test.
> {noformat}
> 2020-03-16 23:40:37,298 ERROR [StoreOpener-1588230740-1] conf.Configuration(2980): error parsing conf hbase-site.xml
> com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
>  at [row,col,system-id]: [1,0,"file:/home/vagrant/repos/hbase/hbase-mapreduce/target/test-classes/hbase-site.xml"]
>         at com.ctc.wstx.sr.StreamScanner.throwUnexpectedEOF(StreamScanner.java:687)
>         at com.ctc.wstx.sr.BasicStreamReader.handleEOF(BasicStreamReader.java:2220)
>         at com.ctc.wstx.sr.BasicStreamReader.nextFromProlog(BasicStreamReader.java:2126)
>         at com.ctc.wstx.sr.BasicStreamReader.next(BasicStreamReader.java:1181)
>         at org.apache.hadoop.conf.Configuration$Parser.parseNext(Configuration.java:3277)
>         at org.apache.hadoop.conf.Configuration$Parser.parse(Configuration.java:3071)
>         at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:2964)
>         at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:2930)
>         at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:2805)
>         at org.apache.hadoop.conf.Configuration.get(Configuration.java:1199)
>         at org.apache.hadoop.conf.Configuration.getTrimmed(Configuration.java:1253)
>         at org.apache.hadoop.conf.Configuration.getBoolean(Configuration.java:1659)
>         at org.apache.hadoop.hbase.HBaseConfiguration.checkDefaultsVersion(HBaseConfiguration.java:70)
>         at org.apache.hadoop.hbase.HBaseConfiguration.addHbaseResources(HBaseConfiguration.java:84)
>         at org.apache.hadoop.hbase.HBaseConfiguration.create(HBaseConfiguration.java:98)
>         at org.apache.hadoop.hbase.io.crypto.Context.<init>(Context.java:44)
>         at org.apache.hadoop.hbase.io.crypto.Encryption$Context.<init>(Encryption.java:64)
>         at org.apache.hadoop.hbase.io.crypto.Encryption$Context.<clinit>(Encryption.java:61)
>         at org.apache.hadoop.hbase.regionserver.HStore.<init>(HStore.java:228)
>         at org.apache.hadoop.hbase.regionserver.HRegion.instantiateHStore(HRegion.java:5890)
>         at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1096)
>         at org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:1093)
>         at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
>         at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
>         at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
>         at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
>         at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
>         at java.base/java.lang.Thread.run(Thread.java:834)
> 2020-03-16 23:40:37,301 ERROR [master/bionic:0:becomeActiveMaster] regionserver.HRegion(1137): Could not initialize all stores for the region=hbase:meta,,1.1588230740
> {noformat}
> Looking at the file under {{target/test-classes}}, it looks like this is a file written by YARN.
> {noformat}
> <?xml version="1.0" encoding="UTF-8" standalone="no"?><configuration>
> <property><name>yarn.log-aggregation.file-formats</name><value>TFile</value><final>false</final><source>yarn-default.xml</source></property>
> <property><name>hbase.master.mob.ttl.cleaner.period</name><value>86400</value><final>false</final><source>hbase-default.xml</source></property>
> <property><name>dfs.namenode.resource.check.interval</name><value>5000</value><final>false</final><source>hdfs-default.xml</source></property>
> <property><name>mapreduce.jobhistory.client.thread-count</name><value>10</value><final>false</final><source>mapred-default.xml</source></property>
> ...
> {noformat}
> My guess is that we have something in the MR framework unconfigured, it's writing these temporary job files to some default (like the first class path location or something??) and parallel test runs are stomping on each other.



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