Author: jdcryans
Date: Thu Apr 14 22:11:15 2011
New Revision: 1092533
URL: http://svn.apache.org/viewvc?rev=1092533&view=rev
Log:
Better balancer javadoc
Modified:
hbase/branches/0.90/src/main/java/org/apache/hadoop/hbase/ipc/HMasterInterface.java
hbase/branches/0.90/src/main/ruby/shell/commands/balancer.rb
Modified:
hbase/branches/0.90/src/main/java/org/apache/hadoop/hbase/ipc/HMasterInterface.java
URL:
http://svn.apache.org/viewvc/hbase/branches/0.90/src/main/java/org/apache/hadoop/hbase/ipc/HMasterInterface.java?rev=1092533&r1=1092532&r2=1092533&view=diff
==============================================================================
---
hbase/branches/0.90/src/main/java/org/apache/hadoop/hbase/ipc/HMasterInterface.java
(original)
+++
hbase/branches/0.90/src/main/java/org/apache/hadoop/hbase/ipc/HMasterInterface.java
Thu Apr 14 22:11:15 2011
@@ -177,7 +177,9 @@ public interface HMasterInterface extend
* Run the balancer. Will run the balancer and if regions to move, it will
* go ahead and do the reassignments. Can NOT run for various reasons.
Check
* logs.
- * @return True if balancer ran, false otherwise.
+ * @return True if balancer ran and was able to tell the region servers to
+ * unassign all the regions to balance (the re-assignment itself is async),
+ * false otherwise.
*/
public boolean balance();
Modified: hbase/branches/0.90/src/main/ruby/shell/commands/balancer.rb
URL:
http://svn.apache.org/viewvc/hbase/branches/0.90/src/main/ruby/shell/commands/balancer.rb?rev=1092533&r1=1092532&r2=1092533&view=diff
==============================================================================
--- hbase/branches/0.90/src/main/ruby/shell/commands/balancer.rb (original)
+++ hbase/branches/0.90/src/main/ruby/shell/commands/balancer.rb Thu Apr 14
22:11:15 2011
@@ -23,8 +23,9 @@ module Shell
class Balancer < Command
def help
return <<-EOF
-Trigger the cluster balancer. Returns true if balancer ran. Otherwise
-false (Will not run if regions in transition).
+Trigger the cluster balancer. Returns true if balancer ran and was able to
+tell the region servers to unassign all the regions to balance (the
re-assignment itself is async).
+Otherwise false (Will not run if regions in transition).
EOF
end
