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Posted to issues@storm.apache.org by "Ethan Li (Jira)" <ji...@apache.org> on 2020/08/31 19:33:00 UTC

[jira] [Resolved] (STORM-3675) Eliminate ps command and use /proc/ status in ServerUtils

     [ https://issues.apache.org/jira/browse/STORM-3675?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ethan Li resolved STORM-3675.
-----------------------------
    Fix Version/s: 2.3.0
       Resolution: Fixed

Thanks [~bipinprasad]. I merged it to master (c84bfc1c563662b4712785f88870dd31a056671a)

> Eliminate ps command and use /proc/<pid> status in ServerUtils
> --------------------------------------------------------------
>
>                 Key: STORM-3675
>                 URL: https://issues.apache.org/jira/browse/STORM-3675
>             Project: Apache Storm
>          Issue Type: Improvement
>          Components: storm-server
>            Reporter: Bipin Prasad
>            Assignee: Bipin Prasad
>            Priority: Major
>             Fix For: 2.3.0
>
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> In ServerUtils.java, the *ps* command is very expensive on loaded Linux system. when trying to determine if all worker processes are dead. Changed ownership or missing /proc/<pid> directory for should be sufficient to detect death of process.
>  



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