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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-12957) Limit the number of outstanding async calls
Date Sat, 04 Jun 2016 01:34:59 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-12957?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15315235#comment-15315235
] 

Hudson commented on HADOOP-12957:
---------------------------------

SUCCESS: Integrated in Hadoop-trunk-Commit #9913 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/9913/])
Revert "HADOOP-12957. Limit the number of outstanding async calls.  (wang: rev 4d36b221a24e3b626bb91093b0bb0fd377061cae)
* hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/AsyncDistributedFileSystem.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
* hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestAsyncIPC.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/AsyncCallLimitExceededException.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestAsyncDFSRename.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeys.java


> Limit the number of outstanding async calls
> -------------------------------------------
>
>                 Key: HADOOP-12957
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12957
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: ipc
>            Reporter: Xiaobing Zhou
>            Assignee: Xiaobing Zhou
>             Fix For: HDFS-9924
>
>         Attachments: HADOOP-12957-HADOOP-12909.000.patch, HADOOP-12957-combo.000.patch,
HADOOP-12957.001.patch, HADOOP-12957.002.patch, HADOOP-12957.003.patch, HADOOP-12957.004.patch,
HADOOP-12957.005.patch, HADOOP-12957.006.patch, HADOOP-12957.007.patch, HADOOP-12957.008.patch,
HADOOP-12957.009.patch, HADOOP-12957.010.patch, HADOOP-12957.011.patch
>
>
> In async RPC, if the callers don't read replies fast enough, the buffer storing replies
could be used up. This is to propose limiting the number of outstanding async calls to eliminate
the issue.



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