[
https://issues.apache.org/jira/browse/HBASE-21388?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16667112#comment-16667112
]
Guanghao Zhang commented on HBASE-21388:
----------------------------------------
{quote}bq.But ya when HM do not carry any region better not to have any MSLAB
chunks and Block cache there
{quote}
The block cache is finished in HBASE-21290.
> No need to instantiate MemStoreLAB for master which not carry table
> -------------------------------------------------------------------
>
> Key: HBASE-21388
> URL: https://issues.apache.org/jira/browse/HBASE-21388
> Project: HBase
> Issue Type: Improvement
> Affects Versions: 3.0.0, 2.2.0, 2.1.1, 2.0.2
> Reporter: Guanghao Zhang
> Assignee: Guanghao Zhang
> Priority: Major
> Attachments: HBASE-21388.master.001.patch,
> HBASE-21388.master.002.patch
>
>
> We found this log in our master.
> 2018-10-26,10:00:00,449 INFO
> [master/c4-hadoop-tst-ct16:42900:becomeActiveMaster]
> org.apache.hadoop.hbase.regionserver.ChunkCreator: Allocating data
> MemStoreChunkPool with chunk size 2 MB, max count 737, initial count 0
> 2018-10-26,10:00:00,452 INFO
> [master/c4-hadoop-tst-ct16:42900:becomeActiveMaster]
> org.apache.hadoop.hbase.regionserver.ChunkCreator: Allocating index
> MemStoreChunkPool with chunk size 204.80 KB, max count 819, initial count 0
>
> Same with HBASE-21290, we don't need to instantiate MemStore for master which
> not carry table.
>
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
