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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Tests fail while building 0.90.3
Date Thu, 23 Jun 2011 09:14:34 GMT
I think both the table name and the method name should be changed.

If you can file a JIRA, that would be nice.

Thanks

On Wed, Jun 22, 2011 at 11:44 PM, Vandana Ayyalasomayajula <
avandana@yahoo-inc.com> wrote:

> Hi Ted,
>
> I will send you the corrected patch. Should both the table name and the
> method name be changed or
> just the method name?  I had changed the method name and things worked out
> well.
>
> Thanks
> Vandana
> On Jun 22, 2011, at 4:59 PM, Ted Yu wrote:
>
> > I checked both 0.90 branch and trunk - indeed, testWritesWhileScanning is
> > used as tablename for testWritesWhileGetting
> >
> > Do you mind filing a JIRA ?
> >
> > BTW there seems to be some issue with your patch/diff - it seems to show
> > your change in the other direction. I can help you generate a correct
> patch.
> >
> > Thanks Vandana.
> >
> > On Wed, Jun 22, 2011 at 4:06 PM, Vandana Ayyalasomayajula <
> > avandana@yahoo-inc.com> wrote:
> >
> >> Thanks Ted for suggesting to use eclipse and debug the tests. It helped
> a
> >> lot.
> >>
> >> So the issue is with the "testWritesWhileGetting" unit test in the
> >> org.apache.hadoop.hbase.regionserver.TestHRegion test.  In the unit
> test,
> >> "initHRegion" method is used to initialize a new HRegion.This method
> tries
> >> to create a new HRegion, if one does not exist else deletes an
> >> existing one and creates it again. In my case, the deletion was not
> >> happening as the log files related to the previously created HRegion
> >> were still in use and hence the IO exeception.
> >>
> >> I looked into a little deeper to find that "initHRegion" method takes
> >> inputs as table name, calling method name and names of column families.
> >> In this unit test, both the table name and the calling method name were
> >> "testWritesWhileScanning". I changed the calling method name to be
> >> "testWritesWhileGetting" and all my unit tests pass.
> >>
> >> So I am suspecting this was a small error in the test, which needs to be
> >> fixed. Please let me know if this is not the case.
> >>
> >> Thanks
> >> Vandana
> >>
> >>
> >>
> >> On Jun 19, 2011, at 2:56 PM, Ted Yu wrote:
> >>
> >>> If TestHRegion-output.txt doesn't give us much clue, you can debug the
> >> test
> >>> in Eclipse, e.g.
> >>> The following command would generate .project file:
> >>> mvn eclipse:eclipse
> >>>
> >>> On Fri, Jun 17, 2011 at 9:01 AM, Vandana Ayyalasomayajula <
> >>> avandana@yahoo-inc.com> wrote:
> >>>
> >>>> The file is not there on my computer. So is there something I am
> missing
> >> to
> >>>> do before the build process ?
> >>>>
> >>>>
> >>>> On Jun 17, 2011, at 2:11 AM, Ted Yu wrote:
> >>>>
> >>>>> I was hoping to see more clue as to why
> >>>>>
> >>>>
> >>
> /homes/avandana/hbase/hbase-0.90.3/build/hbase/test/TestHRegion/testWritesWhileScanning
> >>>>> couldn't be deleted.
> >>>>>
> >>>>> Did you verify whether the file was on your computer ?
> >>>>>
> >>>>> BTW I looked at the output.txt on my laptop. The log about HDFS-826
> and
> >>>>> HDFS-200 was there - but the test passed.
> >>>>> Cheers
> >>>>> On Fri, Jun 17, 2011 at 1:50 PM, Vandana Ayyalasomayajula <
> >>>>> avandana@yahoo-inc.com> wrote:
> >>>>>
> >>>>>> The contents of
> >>>> TEST-org.apache.hadoop.hbase.regionserver.TestHRegion.xml
> >>>>>> is available at:
> >>>>>> http://pastebin.com/myGhd273
> >>>>>>
> >>>>>> The error can be found here. I think that is causing the exception.
> >>>>>>
> >>>>>> Thanks
> >>>>>> Vandana
> >>>>>> On Jun 16, 2011, at 5:54 PM, Ted Yu wrote:
> >>>>>>
> >>>>>>> IOException didn't appear in output.txt
> >>>>>>> Please give stack trace for the exception.
> >>>>>>>
> >>>>>>> I noticed the following in the output:
> >>>>>>>
> >>>>>>> 2011-06-16 16:23:19,585 INFO  [main] wal.HLog(396):
> >>>>>>> getNumCurrentReplicas--HDFS-826 not available;
> >>>>>>>
> >>>>>>
> >>>>
> >>
> hdfs_out=org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSOutputSummer@6ec5122f
> >>>>>> ,
> >>>>>>>
> >>>>>>
> >>>>
> >>
> exception=org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSOutputSummer.getNumCurrentReplicas()
> >>>>>>>
> >>>>>>> On Fri, Jun 17, 2011 at 7:30 AM, Vandana Ayyalasomayajula
<
> >>>>>>> avandana@yahoo-inc.com> wrote:
> >>>>>>>
> >>>>>>>> Hi,
> >>>>>>>>
> >>>>>>>> I am running the build on rhel 5 machine. I ran the
following
> >> command:
> >>>>>>>>
> >>>>>>>> mvn clean test -Dtest=TestHRegion
> >>>>>>>>
> >>>>>>>> and the contents of TestHRegion-output.txt are in:
> >>>>>>>>
> >>>>>>>> http://pastebin.com/0WZkapGD
> >>>>>>>>
> >>>>>>>> Thanks
> >>>>>>>> Vandana
> >>>>>>>>
> >>>>>>>> On Jun 16, 2011, at 4:03 PM, Stack wrote:
> >>>>>>>>
> >>>>>>>>> What Ted said and what happens if you run it standalone?
> >>>>>>>>>
> >>>>>>>>> mvn clean test -Dtest=TestHRegion
> >>>>>>>>>
> >>>>>>>>> St.Ack
> >>>>>>>>>
> >>>>>>>>> On Thu, Jun 16, 2011 at 4:01 PM, Ted Yu <yuzhihong@gmail.com>
> >> wrote:
> >>>>>>>>>> Can you tell us about your OS ?
> >>>>>>>>>> Also, can you put TestHRegion-output.txt on
pastebin ?
> >>>>>>>>>> Thanks
> >>>>>>>>>> On Fri, Jun 17, 2011 at 6:57 AM, Vandana Ayyalasomayajula
<
> >>>>>>>>>> avandana@yahoo-inc.com> wrote:
> >>>>>>>>>>
> >>>>>>>>>>> Hi All,
> >>>>>>>>>>>
> >>>>>>>>>>> I am trying to build HBase-0.90.3 on my
machine. I am using
> >> Hadoop
> >>>>>> 0.20
> >>>>>>>>>>> append version described in the page:
> >>>>>>>>>>>
> >>>>>>>>>>>
> >>>>>>>>>>>
> >>>>>>>>
> >>>>>>
> >>>>
> >>
> http://www.michael-noll.com/blog/2011/04/14/building-an-hadoop-0-20-x-version-for-hbase-0-90-2/
> >>>>>>>>>>>
> >>>>>>>>>>> The test "org.apache.hadoop.hbase.regionserver.TestHRegion"
> with
> >>>> the
> >>>>>>>>>>> following exception:
> >>>>>>>>>>>
> >>>>>>>>>>> java.io.IOException: Failed delete of
> >>>>>>>>>>>
> >>>>>>>>
> >>>>>>
> >>>>
> >>
> /home/temp/hbase-0.90.3/build/hbase/test/TestHRegion/testWritesWhileScanning
> >>>>>>>>>>>
> >>>>>>>>>>> Any help would be greatly appreciated.
> >>>>>>>>>>>
> >>>>>>>>>>> Thanks
> >>>>>>>>>>> Vandana
> >>>>>>>>>>>
> >>>>>>>>>>>
> >>>>>>>>>>>
> >>>>>>>>>>
> >>>>>>>>
> >>>>>>>> Vandana Ayyalasomayajula
> >>>>>>>> avandana@yahoo-inc.com
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >>>>>>
> >>>>>> Vandana Ayyalasomayajula
> >>>>>> avandana@yahoo-inc.com
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>
> >>>> Vandana Ayyalasomayajula
> >>>> avandana@yahoo-inc.com
> >>>>
> >>>>
> >>>>
> >>
> >> Vandana Ayyalasomayajula
> >>
> >>
> >>
> >>
>
> Vandana Ayyalasomayajula
>
>
>
>

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