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Posted to dev@hbase.apache.org by "ryan rawson (JIRA)" <ji...@apache.org> on 2009/06/15 07:44:07 UTC
[jira] Issue Comment Edited: (HBASE-1522) We delete splits before
their time occasionally
[ https://issues.apache.org/jira/browse/HBASE-1522?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12719402#action_12719402 ]
ryan rawson edited comment on HBASE-1522 at 6/14/09 10:42 PM:
--------------------------------------------------------------
here is a fix:
{noformat}
diff --git a/src/java/org/apache/hadoop/hbase/regionserver/CompactSplitThread.java b/src/java/org/apache/hadoop/hbase/regionserver/CompactSplitThread.java
index 5da31c7..8f0f0e8 100644
--- a/src/java/org/apache/hadoop/hbase/regionserver/CompactSplitThread.java
+++ b/src/java/org/apache/hadoop/hbase/regionserver/CompactSplitThread.java
@@ -208,7 +208,7 @@ class CompactSplitThread extends Thread implements HConstants {
put.add(CATALOG_FAMILY, SPLITA_QUALIFIER,
Writables.getBytes(newRegions[0].getRegionInfo()));
put.add(CATALOG_FAMILY, SPLITB_QUALIFIER,
- Writables.getBytes(newRegions[0].getRegionInfo()));
+ Writables.getBytes(newRegions[1].getRegionInfo()));
t.put(put);
// Add new regions to META
{noformat}
was (Author: ryanobjc):
here is a fix:
diff --git a/src/java/org/apache/hadoop/hbase/regionserver/CompactSplitThread.java b/src/java/org/apache/hadoop/hbase/regionserver/CompactSplitThread.java
index 5da31c7..8f0f0e8 100644
--- a/src/java/org/apache/hadoop/hbase/regionserver/CompactSplitThread.java
+++ b/src/java/org/apache/hadoop/hbase/regionserver/CompactSplitThread.java
@@ -208,7 +208,7 @@ class CompactSplitThread extends Thread implements HConstants {
put.add(CATALOG_FAMILY, SPLITA_QUALIFIER,
Writables.getBytes(newRegions[0].getRegionInfo()));
put.add(CATALOG_FAMILY, SPLITB_QUALIFIER,
- Writables.getBytes(newRegions[0].getRegionInfo()));
+ Writables.getBytes(newRegions[1].getRegionInfo()));
t.put(put);
// Add new regions to META
> We delete splits before their time occasionally
> -----------------------------------------------
>
> Key: HBASE-1522
> URL: https://issues.apache.org/jira/browse/HBASE-1522
> Project: Hadoop HBase
> Issue Type: Bug
> Affects Versions: 0.20.0
> Reporter: ryan rawson
> Assignee: ryan rawson
> Priority: Blocker
> Fix For: 0.20.0
>
>
> the master logfile says:
> 2009-06-13 01:47:50,993 DEBUG org.apache.hadoop.hbase.master.BaseScanner: Looking for reference files in: hdfs://borg13:9000/hbase-1304/table/582659871/default2009-06-13 01:47:50,994 DEBUG org.apache.hadoop.hbase.master.BaseScanner: isReference: hdfs://borg13:9000/hbase-1304/table/582659871/default/7693630986938671024
> 2009-06-13 01:47:50,995 DEBUG org.apache.hadoop.hbase.master.BaseScanner: table,,1244880487129/582659871 no longer has references to table,,1244877673805
> 2009-06-13 01:47:51,007 DEBUG org.apache.hadoop.hbase.master.BaseScanner: Looking for reference files in: hdfs://borg13:9000/hbase-1304/table/582659871/default2009-06-13 01:47:51,007 DEBUG org.apache.hadoop.hbase.master.BaseScanner: isReference: hdfs://borg13:9000/hbase-1304/table/582659871/default/7693630986938671024
> 2009-06-13 01:47:51,008 DEBUG org.apache.hadoop.hbase.master.BaseScanner: table,,1244880487129/582659871 no longer has references to table,,12448776738
> 052009-06-13 01:47:51,009 INFO org.apache.hadoop.hbase.master.BaseScanner: Deleting region table,,1244877673805 (encoded=1481906432) because daughter splits no longe
> r hold references2009-06-13 01:47:51,009 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: DELETING region hdfs://borg13:9000/hbase-1304/table/1481906432
> As you can see, apparently splitA and splitB point to the same region!
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