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From: Yabo Xu <arber.research@gmail.com>
Date: Mon, 7 May 2012 22:44:52 +0800
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Subject: Re: Failed to apply HBASE-5128 on v0.90.6
To: user@hbase.apache.org
Cc: Liang Yongjiang <liangyongjiang@summba.com>
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Thanks, Ted & Jimmy. Eventually we manually correct the patch and fix the
problem.

PS.  There are quite a few bugs in the aforementioned patch though. Will
check if it is fixed in later version after we meet the current deadline.


Best,
Arber


On Mon, May 7, 2012 at 12:24 AM, Jimmy Xiang <jxiang@cloudera.com> wrote:

> You don't need to apply this patch to fix your problem.  To use the
> enhanced hbck in 0.90, you can
> get the latest in 0.90, and build the hbase jar file, then make a copy of
> your own hbase home,
> replace the hbase jar in your copy of your hbase home with the hbase jar
> you just built from latest
> 0.90.  Now you can use the enhanced hbck, while your existing installed
> code is not changed.
>
> Thanks,
> Jimmy
>
> On Sun, May 6, 2012 at 7:14 AM, Ted Yu <yuzhihong@gmail.com> wrote:
>
> > Can you pastebin the contents of .rejpatching files ?
> >
> > Cheers
> >
> > On Sat, May 5, 2012 at 10:13 PM, Yabo Xu <arber.research@gmail.com>
> wrote:
> >
> > > Hi all:
> > >
> > > We are trying to repair some of the corrupted regions from earlier data
> > > migration. To be specific, we have many regions with .regioninfo
> > corrupted.
> > >
> > > We manually removed those corrupted regions, and attempt to fix the
> > > ROOT/META by running OfflineMetaRepair. It reports there are many holes
> > > discovered with messages as below:
> > >
> > > > p|2b8ad6458052eca8bd78012b41bc6533|165148928|web|
> > > > f3a13d30730ef68fae0f1355ff436872 and p|3e8997c536a88039549cb8a2963d5d
> > > > 83|232368128|web|6776c73f7429fe85ef7932221bf60a07.  You need to
> create
> > a
> > > > new regioninfo and region dir in hdfs to plug the hole.
> > >
> > >
> > > Another search leads us to
> > > HBASE-5128<https://issues.apache.org/jira/browse/HBASE-5128> ,
> > > a HBaseFsck patch that seems to be exactly what we want. When we try to
> > > apply the patch, it has the following confilcts. FYI: our hadoop/hbase
> > > version is 0.20.2/0.90.6. Did we do anything wrong or there is just no
> > > patch for 0.90.6 and we have to make our own?
> > >
> > > patching file
> > > > src/main/java/org/apache/hadoop/hbase/ipc/HMasterInterface.javaHunk
> #1
> > > > FAILED at 175.Hunk #2 succeeded at 185 with fuzz 1 (offset -12
> lines).1
> > > out
> > > > of 2 hunks FAILED -- saving rejects to file
> > > >
> > >
> >
> src/main/java/org/apache/hadoop/hbase/ipc/HMasterInterface.java.rejpatching
> > > > file
> > > >
> src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.javaHunk
> > > #1
> > > > FAILED at 133.1 out of 2 hunks FAILED -- saving rejects to file
> > > >
> > >
> >
> src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java.rejpatching
> > > > file src/main/java/org/apache/hadoop/hbase/master/HMaster.javaHunk #1
> > > > succeeded at 1085 (offset -1 lines).Hunk #2 FAILED at 1123.1 out of 2
> > > hunks
> > > > FAILED -- saving rejects to file
> > > > src/main/java/org/apache/hadoop/hbase/master/HMaster.java.rejpatching
> > > file
> > > > src/main/java/org/apache/hadoop/hbase/util/HBaseFsck.javapatching
> file
> > > >
> src/main/java/org/apache/hadoop/hbase/util/HBaseFsckRepair.javapatching
> > > > file
> > > >
> > >
> >
> src/main/java/org/apache/hadoop/hbase/util/hbck/OfflineMetaRepair.javapatching
> > > > file
> > > >
> > >
> >
> src/main/java/org/apache/hadoop/hbase/util/hbck/TableIntegrityErrorHandler.javapatching
> > > > file
> > > >
> > >
> >
> src/main/java/org/apache/hadoop/hbase/util/hbck/TableIntegrityErrorHandlerImpl.javapatching
> > > > file
> > > src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.javapatching
> > > > file
> > > src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsck.javapatching
> > > > file
> > > >
> > >
> >
> src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsckComparator.javapatching
> > > > file
> > > >
> > >
> >
> src/test/java/org/apache/hadoop/hbase/util/hbck/HbckTestingUtil.javapatching
> > > > file
> > > >
> > >
> >
> src/test/java/org/apache/hadoop/hbase/util/hbck/TestOfflineMetaRebuildHole.java
> > >
> > >
> > >
> > > Best,
> > > Arber
> > >
> >
>

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