[jira] Created: (HADOOP-2686) [hbase] Removed tables stick around

[hbase] Removed tables stick around
-----------------------------------

                 Key: HADOOP-2686
                 URL: https://issues.apache.org/jira/browse/HADOOP-2686
             Project: Hadoop
          Issue Type: Bug
          Components: contrib/hbase
            Reporter: stack
            Priority: Blocker
             Fix For: 0.16.0
         Attachments: deletetable-v3.patch

Making this one a blocker because its bad; every META scan complains about the uncleaned-up rows.

Here is an example log snippet:

{code}
...
2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-yQt4thA4Cm-pz_7b81fTk==15,1200356429646/info:splitA/1200358961915]
2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-ysCfvizp9G3RJyIbJUqaF==29,1200355286279/info:splitA/1200355428738]
...
{code}

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stack updated HADOOP-2686:
--------------------------

    Attachment: deletetable-v3.patch

Make a method to delete rows from META.  Have all deletions use it
(removes duplicated code and makes sure all columns are removed).
M  src/contrib/hbase/src/java/org/apache/hadoop/hbase/HConstants.java
    (ALL_META_COLUMNS): Added define.
M  src/contrib/hbase/src/java/org/apache/hadoop/hbase/HTableDescriptor.java
    If an empty column name, throw an exception (Was failing silently).
M src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMaster.java
    Call new HRegion.removeRegionFromMETA deleting rows from META.
M  src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegionInfo.java
    Format encodedName same as other attributes.
M  src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegion.java
    (removeRegionFromMETA, offlineRegionInMETA): Added.

> [hbase] Removed tables stick around
> -----------------------------------
>
>                 Key: HADOOP-2686
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2686
>             Project: Hadoop
>          Issue Type: Bug
>          Components: contrib/hbase
>            Reporter: stack
>            Priority: Blocker
>             Fix For: 0.16.0
>
>         Attachments: deletetable-v3.patch
>
>
> Making this one a blocker because its bad; every META scan complains about the uncleaned-up rows.
> Here is an example log snippet:
> {code}
> ...
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-yQt4thA4Cm-pz_7b81fTk==15,1200356429646/info:splitA/1200358961915]
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-ysCfvizp9G3RJyIbJUqaF==29,1200355286279/info:splitA/1200355428738]
> ...
> {code}

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stack updated HADOOP-2686:
--------------------------

    Summary: [hbase] Removed tables stick around in .META.  (was: [hbase] Removed tables stick around)

> [hbase] Removed tables stick around in .META.
> ---------------------------------------------
>
>                 Key: HADOOP-2686
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2686
>             Project: Hadoop
>          Issue Type: Bug
>          Components: contrib/hbase
>            Reporter: stack
>            Priority: Blocker
>             Fix For: 0.16.0
>
>         Attachments: deletetable-v3.patch, deletetable-v4.patch
>
>
> Making this one a blocker because its bad; every META scan complains about the uncleaned-up rows.
> Here is an example log snippet:
> {code}
> ...
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-yQt4thA4Cm-pz_7b81fTk==15,1200356429646/info:splitA/1200358961915]
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-ysCfvizp9G3RJyIbJUqaF==29,1200355286279/info:splitA/1200355428738]
> ...
> {code}

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stack updated HADOOP-2686:
--------------------------

    Status: Patch Available  (was: Open)

Passing to hudson

> [hbase] Removed tables stick around in .META.
> ---------------------------------------------
>
>                 Key: HADOOP-2686
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2686
>             Project: Hadoop
>          Issue Type: Bug
>          Components: contrib/hbase
>            Reporter: stack
>            Priority: Blocker
>             Fix For: 0.16.0
>
>         Attachments: deletetable-v3.patch, deletetable-v4.patch
>
>
> Making this one a blocker because its bad; every META scan complains about the uncleaned-up rows.
> Here is an example log snippet:
> {code}
> ...
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-yQt4thA4Cm-pz_7b81fTk==15,1200356429646/info:splitA/1200358961915]
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-ysCfvizp9G3RJyIbJUqaF==29,1200355286279/info:splitA/1200355428738]
> ...
> {code}

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stack updated HADOOP-2686:
--------------------------

    Attachment: deletetable-v4.patch

Patch that passes tests locally

> [hbase] Removed tables stick around in .META.
> ---------------------------------------------
>
>                 Key: HADOOP-2686
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2686
>             Project: Hadoop
>          Issue Type: Bug
>          Components: contrib/hbase
>            Reporter: stack
>            Priority: Blocker
>             Fix For: 0.16.0
>
>         Attachments: deletetable-v3.patch, deletetable-v4.patch
>
>
> Making this one a blocker because its bad; every META scan complains about the uncleaned-up rows.
> Here is an example log snippet:
> {code}
> ...
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-yQt4thA4Cm-pz_7b81fTk==15,1200356429646/info:splitA/1200358961915]
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-ysCfvizp9G3RJyIbJUqaF==29,1200355286279/info:splitA/1200355428738]
> ...
> {code}

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Hadoop QA commented on HADOOP-2686:
-----------------------------------

+1 overall.  Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12373803/deletetable-v4.patch
against trunk revision r614413.

    @author +1.  The patch does not contain any @author tags.

    javadoc +1.  The javadoc tool did not generate any warning messages.

    javac +1.  The applied patch does not generate any new compiler warnings.

    findbugs +1.  The patch does not introduce any new Findbugs warnings.

    core tests +1.  The patch passed core unit tests.

    contrib tests +1.  The patch passed contrib unit tests.

Test results: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1684/testReport/
Findbugs warnings: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1684/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1684/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/1684/console

This message is automatically generated.

> [hbase] Removed tables stick around in .META.
> ---------------------------------------------
>
>                 Key: HADOOP-2686
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2686
>             Project: Hadoop
>          Issue Type: Bug
>          Components: contrib/hbase
>            Reporter: stack
>            Priority: Blocker
>             Fix For: 0.16.0
>
>         Attachments: deletetable-v3.patch, deletetable-v4.patch
>
>
> Making this one a blocker because its bad; every META scan complains about the uncleaned-up rows.
> Here is an example log snippet:
> {code}
> ...
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-yQt4thA4Cm-pz_7b81fTk==15,1200356429646/info:splitA/1200358961915]
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-ysCfvizp9G3RJyIbJUqaF==29,1200355286279/info:splitA/1200355428738]
> ...
> {code}

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stack updated HADOOP-2686:
--------------------------

    Resolution: Fixed
        Status: Resolved  (was: Patch Available)

Committed.

> [hbase] Removed tables stick around in .META.
> ---------------------------------------------
>
>                 Key: HADOOP-2686
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2686
>             Project: Hadoop
>          Issue Type: Bug
>          Components: contrib/hbase
>            Reporter: stack
>            Priority: Blocker
>             Fix For: 0.16.0
>
>         Attachments: deletetable-v3.patch, deletetable-v4.patch
>
>
> Making this one a blocker because its bad; every META scan complains about the uncleaned-up rows.
> Here is an example log snippet:
> {code}
> ...
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-yQt4thA4Cm-pz_7b81fTk==15,1200356429646/info:splitA/1200358961915]
> 2008-01-22 10:39:20,095 WARN org.apache.hadoop.hbase.HMaster: info:regioninfo is empty; has keys: [mediawiki_test_sentence,enwiki_080103.-ysCfvizp9G3RJyIbJUqaF==29,1200355286279/info:splitA/1200355428738]
> ...
> {code}

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