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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-15703) Deadline scheduler needs to return to the client info about skipped calls, not just drop them
Date Tue, 03 May 2016 02:53:13 GMT

    [ https://issues.apache.org/jira/browse/HBASE-15703?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15267986#comment-15267986
] 

Hudson commented on HBASE-15703:
--------------------------------

FAILURE: Integrated in HBase-1.4 #128 (See [https://builds.apache.org/job/HBase-1.4/128/])
HBASE-15703 Deadline scheduler needs to return to the client info about (antonov: rev 7e0e86072aa2f372184d017aa18555fafa4bd459)
* hbase-client/src/main/java/org/apache/hadoop/hbase/exceptions/ClientExceptionsUtil.java
* hbase-client/src/main/java/org/apache/hadoop/hbase/client/PreemptiveFastFailInterceptor.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/CallRunner.java
* hbase-client/src/main/java/org/apache/hadoop/hbase/CallDroppedException.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/AdaptiveLifoCoDelCallQueue.java
* hbase-client/src/main/java/org/apache/hadoop/hbase/CallQueueTooBigException.java


> Deadline scheduler needs to return to the client info about skipped calls, not just drop
them
> ---------------------------------------------------------------------------------------------
>
>                 Key: HBASE-15703
>                 URL: https://issues.apache.org/jira/browse/HBASE-15703
>             Project: HBase
>          Issue Type: Bug
>          Components: IPC/RPC
>    Affects Versions: 1.3.0
>            Reporter: Mikhail Antonov
>            Assignee: Mikhail Antonov
>            Priority: Critical
>             Fix For: 1.3.0
>
>         Attachments: HBASE-15703-branch-1.3.v1.patch, HBASE-15703-branch-1.3.v2.patch
>
>
> In AdaptiveLifoCodelCallQueue we drop the calls when we think we're overloaded, we should
instead return CallDroppedException to the cleent or something.



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