From
https://builds.apache.org/view/G-L/view/HBase/job/HBase-0.92/lastCompletedBuild/testReport/org.apache.hadoop.hbase.client/TestAdmin/testCheckHBaseAvailableClosesConnection/
:
Caused by: java.io.IOException: Too many open files
at sun.nio.ch.IOUtil.initPipe(Native Method)
at sun.nio.ch.EPollSelectorImpl.<init>(EPollSelectorImpl.java:49)
at
sun.nio.ch.EPollSelectorProvider.openSelector(EPollSelectorProvider.java:18)
This should be the cause - please increase open file count limit:
[HBase-0.92] $ /bin/bash -xe /tmp/hudson4869495989888249427.sh
+ uname -a
Linux hemera 2.6.32-32-server #62-Ubuntu SMP Wed Apr 20 22:07:43 UTC
2011 x86_64 GNU/Linux
[HBase-0.92] $ /bin/bash -xe /tmp/hudson3283427105323421769.sh
+ ulimit -a
core file size (blocks, -c) 0
data seg size (kbytes, -d) unlimited
scheduling priority (-e) 0
file size (blocks, -f) unlimited
pending signals (-i) 193125
max locked memory (kbytes, -l) 64
max memory size (kbytes, -m) unlimited
open files (-n) 1024
Thanks