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Posted to notifications@accumulo.apache.org by "Hudson (JIRA)" <ji...@apache.org> on 2012/12/10 22:11:21 UTC
[jira] [Commented] (ACCUMULO-879) Try to speed up
MiniAccumuloCluster startup time
[ https://issues.apache.org/jira/browse/ACCUMULO-879?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13528295#comment-13528295 ]
Hudson commented on ACCUMULO-879:
---------------------------------
Integrated in Accumulo-Trunk #571 (See [https://builds.apache.org/job/Accumulo-Trunk/571/])
ACCUMULO-879 Shaved ~1sec off Accumulo statup time by reacting to new tservers using zookeeper watchers (Revision 1419712)
Result = SUCCESS
kturner :
Files :
* /accumulo/trunk/server/src/main/java/org/apache/accumulo/server/master/LiveTServerSet.java
> Try to speed up MiniAccumuloCluster startup time
> ------------------------------------------------
>
> Key: ACCUMULO-879
> URL: https://issues.apache.org/jira/browse/ACCUMULO-879
> Project: Accumulo
> Issue Type: Sub-task
> Components: client
> Reporter: Keith Turner
> Fix For: 1.5.0
>
>
> I have looked a little bit into where the time is going when starting MiniAccumuloCluster, but I have not looked into how it could possibly be sped up.
> First a ZooKeeper server is started and then Accumulo initialize is run. This takes about 1 second. After this a master and tablet server are started. It takes ~2 seconds from the time the tablet server starts until the root tablet is assigned. I think these two places are where the bulk of the startup time is currently spent.
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