Author: stack
Date: Fri Aug 15 11:27:37 2008
New Revision: 686308
URL: http://svn.apache.org/viewvc?rev=686308&view=rev
Log:
HBASE-830 Debugging HCM.locateRegionInMeta is painful
Modified:
hadoop/hbase/trunk/CHANGES.txt
hadoop/hbase/trunk/conf/hbase-default.xml
hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/HConstants.java
hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/client/HConnectionManager.java
Modified: hadoop/hbase/trunk/CHANGES.txt
URL:
http://svn.apache.org/viewvc/hadoop/hbase/trunk/CHANGES.txt?rev=686308&r1=686307&r2=686308&view=diff
==============================================================================
--- hadoop/hbase/trunk/CHANGES.txt (original)
+++ hadoop/hbase/trunk/CHANGES.txt Fri Aug 15 11:27:37 2008
@@ -35,6 +35,7 @@
instead of Map (Jonathan Gray via Stack)
HBASE-795 More Table operation in TableHandler for REST interface
(Sishen Freecity via Stack)
+ HBASE-830 Debugging HCM.locateRegionInMeta is painful
NEW FEATURES
HBASE-787 Postgresql to HBase table replication example (Tim Sell via
Stack)
Modified: hadoop/hbase/trunk/conf/hbase-default.xml
URL:
http://svn.apache.org/viewvc/hadoop/hbase/trunk/conf/hbase-default.xml?rev=686308&r1=686307&r2=686308&view=diff
==============================================================================
--- hadoop/hbase/trunk/conf/hbase-default.xml (original)
+++ hadoop/hbase/trunk/conf/hbase-default.xml Fri Aug 15 11:27:37 2008
@@ -106,7 +106,7 @@
</property>
<property>
<name>hbase.client.pause</name>
- <value>10000</value>
+ <value>2000</value>
<description>General client pause value. Used mostly as value to wait
before running a retry of a failed get, region lookup, etc.</description>
</property>
Modified: hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/HConstants.java
URL:
http://svn.apache.org/viewvc/hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/HConstants.java?rev=686308&r1=686307&r2=686308&view=diff
==============================================================================
--- hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/HConstants.java
(original)
+++ hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/HConstants.java Fri Aug
15 11:27:37 2008
@@ -231,5 +231,5 @@
* This is a retry backoff multiplier table similar to the BSD TCP syn
* backoff table, a bit more aggressive than simple exponential backoff.
*/
- public static int RETRY_BACKOFF[] = { 1, 1, 1, 1, 2, 4, 8, 16, 32, 64 };
-}
\ No newline at end of file
+ public static int RETRY_BACKOFF[] = { 1, 1, 1, 2, 2, 4, 4, 8, 16, 32 };
+}
Modified:
hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/client/HConnectionManager.java
URL:
http://svn.apache.org/viewvc/hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/client/HConnectionManager.java?rev=686308&r1=686307&r2=686308&view=diff
==============================================================================
---
hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/client/HConnectionManager.java
(original)
+++
hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/client/HConnectionManager.java
Fri Aug 15 11:27:37 2008
@@ -163,7 +163,7 @@
"Unable to find region server interface " + serverClassName, e);
}
- this.pause = conf.getLong("hbase.client.pause", 10 * 1000);
+ this.pause = conf.getLong("hbase.client.pause", 2 * 1000);
this.numRetries = conf.getInt("hbase.client.retries.number", 10);
this.maxRPCAttempts = conf.getInt("hbase.client.rpc.maxattempts", 1);
@@ -557,7 +557,9 @@
}
if (tries < numRetries - 1) {
if (LOG.isDebugEnabled()) {
- LOG.debug("reloading table servers because: " + e.getMessage());
+ LOG.debug("Attempt " + tries + " of " + this.numRetries +
+ " failed with <" + e + ">. Retrying after sleep of " +
+ getPauseTime(tries));
}
relocateRegion(parentTable, metaKey);
} else {
