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HBase, mail # user - hbase-0.94.3 region cannot split , which results into regionserver offline?


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Bing Jiang 2012-12-25, 11:32
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yuzhihong@... 2012-12-25, 14:13
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Re: hbase-0.94.3 region cannot split , which results into regionserver offline?
ramkrishna vasudevan 2012-12-25, 14:40
Oh, this seems interesting.
You have logs before this which says for which region the split started?
BTW are you using any custom split policy.

Regards
Ram

On Tue, Dec 25, 2012 at 7:43 PM, <[EMAIL PROTECTED]> wrote:

> Can you provide more log around the time this happened ?
>
> Looks like the exception message should be enhanced with region name.
>
> Cheers
>
> On Dec 25, 2012, at 3:32 AM, Bing Jiang <[EMAIL PROTECTED]> wrote:
>
> > hi,all
> > use hbase-0.94.3,  We have encounted an error that results into
> > Regionserver offline.
> >
> > Stack:
> >
> > 2012-12-25 19:25:04,654 FATAL
> > org.apache.hadoop.hbase.regionserver.HRegionServer: ABORTING region
> server
> > 10.1.1.34,60020,1356416242185: Uncaught exception in service thread
> > regionserver60020.cacheFlusher
> > java.lang.AssertionError: getSplitPoint() called on a region that can't
> > split!
> >        at
> > org.apache.hadoop.hbase.regionserver.Store.getSplitPoint(Store.java:1984)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.RegionSplitPolicy.getSplitPoint(RegionSplitPolicy.java:79)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegion.checkSplit(HRegion.java:5068)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:415)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:387)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.MemStoreFlusher.run(MemStoreFlusher.java:250)
> >        at java.lang.Thread.run(Thread.java:662)
> > 2012-12-25 19:25:04,654 FATAL
> > org.apache.hadoop.hbase.regionserver.HRegionServer: RegionServer abort:
> > loaded coprocessors are: []
> > ....
> > Can anyone meet these errors?
> >
> >
> > Cheers!
> > --
> > Bing Jiang
> > weibo: http://weibo.com/jiangbinglover
> > BLOG: http://blog.sina.com.cn/jiangbinglover
> > National Research Center for Intelligent Computing Systems
> > Institute of Computing technology
> > Graduate University of Chinese Academy of Science
>
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Jean-Marc Spaggiari 2012-12-25, 16:18
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ramkrishna vasudevan 2012-12-25, 16:28
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lars hofhansl 2012-12-25, 18:29