[jira] [Updated] (HBASE-4231) Flush regions in multiple threads

2013-09-23 Thread stack (JIRA)

 [ 
https://issues.apache.org/jira/browse/HBASE-4231?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

stack updated HBASE-4231:
-

Fix Version/s: (was: 0.95.0)

> Flush regions in multiple threads
> -
>
> Key: HBASE-4231
> URL: https://issues.apache.org/jira/browse/HBASE-4231
> Project: HBase
>  Issue Type: Improvement
>  Components: regionserver
>Affects Versions: 0.94.0
>Reporter: Todd Lipcon
>
> As servers get beefier, it makes less and less sense to have only a single 
> thread do flushes at a time. In watching an insert-only benchmark run, HBase 
> isn't currently disk, network, or CPU-bound -- it seems it's bound only by 
> the rate at which flushes and compactions get processed. Increasing the 
> threading a bit here should increase total disk/network throughput 
> utilization.

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[jira] [Updated] (HBASE-4231) Flush regions in multiple threads

2012-02-27 Thread Lars Hofhansl (Updated) (JIRA)

 [ 
https://issues.apache.org/jira/browse/HBASE-4231?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Lars Hofhansl updated HBASE-4231:
-

Fix Version/s: (was: 0.94.0)
   0.96.0

Moving out of 0.96 for (although this would be a good performance improvement, 
so pull back if you want to work on it)

> Flush regions in multiple threads
> -
>
> Key: HBASE-4231
> URL: https://issues.apache.org/jira/browse/HBASE-4231
> Project: HBase
>  Issue Type: Improvement
>  Components: regionserver
>Affects Versions: 0.94.0
>Reporter: Todd Lipcon
> Fix For: 0.96.0
>
>
> As servers get beefier, it makes less and less sense to have only a single 
> thread do flushes at a time. In watching an insert-only benchmark run, HBase 
> isn't currently disk, network, or CPU-bound -- it seems it's bound only by 
> the rate at which flushes and compactions get processed. Increasing the 
> threading a bit here should increase total disk/network throughput 
> utilization.

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