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  1. Couchbase Server
  2. MB-7094

small values ​​of soft/hard file descriptors size can cause the crash memcached and its core dump size is zero

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Incomplete
    • Affects Version/s: None
    • Fix Version/s: 2.0.1
    • Component/s: test-execution
    • Security Level: Public
    • Labels:
      None

      Description

      this issue was found based on MB-7071 memcached core dump size is 0

      vms had default values of ​​of soft/hard file descriptors size:
      ulimit -Sn -> 1024
      ulimit -Hn -> 4096

      when there were increased till 10000 the issues with memcached crashe dissapeared

      steps to increase the number of file descriptors on centos & ubuntu:

      http://hub.internal.couchbase.com/confluence/display/QA/troubleshooting-ideas#troubleshooting-ideas-numberoffiledescriptors%3A

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        Activity

        Hide
        andreibaranouski Andrei Baranouski added a comment -

        yes, this is a particular problem for this server. will investigate it

        Show
        andreibaranouski Andrei Baranouski added a comment - yes, this is a particular problem for this server. will investigate it
        Hide
        steve Steve Yen added a comment -

        per bug-scrub mtg

        Show
        steve Steve Yen added a comment - per bug-scrub mtg
        Hide
        steve Steve Yen added a comment -

        per-bug scrub, seems like an issue with just a single VM?

        Show
        steve Steve Yen added a comment - per-bug scrub, seems like an issue with just a single VM?
        Hide
        jin Jin Lim added a comment -

        Yes it appeared to be an isolated issue only occurred on the specific host.

        Show
        jin Jin Lim added a comment - Yes it appeared to be an isolated issue only occurred on the specific host.
        Hide
        andreibaranouski Andrei Baranouski added a comment -

        it no longer met

        Show
        andreibaranouski Andrei Baranouski added a comment - it no longer met

          People

          • Assignee:
            andreibaranouski Andrei Baranouski
            Reporter:
            andreibaranouski Andrei Baranouski
          • Votes:
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            Watchers:
            2 Start watching this issue

            Dates

            • Created:
              Updated:
              Resolved:

              Gerrit Reviews

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