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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-17232) Replace HashSet with ArrayList to accumulate delayed scanners in KVHeap and StoreScanner.
Date Fri, 02 Dec 2016 16:19:59 GMT

    [ https://issues.apache.org/jira/browse/HBASE-17232?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15715535#comment-15715535
] 

Hudson commented on HBASE-17232:
--------------------------------

SUCCESS: Integrated in Jenkins build HBase-Trunk_matrix #2059 (See [https://builds.apache.org/job/HBase-Trunk_matrix/2059/])
HBASE-17232 Replace HashSet with ArrayList to accumulate delayed (binlijin: rev 9c13219f0d142051bb31f3523f2f5b8e7f231d90)
* (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/StoreScanner.java
* (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/KeyValueHeap.java


> Replace HashSet with ArrayList to accumulate delayed scanners in KVHeap and StoreScanner.
> -----------------------------------------------------------------------------------------
>
>                 Key: HBASE-17232
>                 URL: https://issues.apache.org/jira/browse/HBASE-17232
>             Project: HBase
>          Issue Type: Improvement
>    Affects Versions: 2.0.0
>            Reporter: binlijin
>            Assignee: binlijin
>             Fix For: 2.0.0
>
>         Attachments: HBASE-17232.patch
>
>
> HashSet is slow than ArrayList, also generate more garbage.  



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