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High used server memory and handle count observed for Unidqmserv . system becomes dispondent.

  • 1.  High used server memory and handle count observed for Unidqmserv . system becomes dispondent.

    Posted Feb 28, 2017 01:06 PM

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         On windows the process dqm ( unidqmsrv.exe ) has a handle leak ( 1 handle per job execution)resulting on the following problems:

    -at around 40000 handles, some jobs abort because there is a problem when calling the unibatchenv with the following error:

    Error connecting to the IO server

    - when reaching 50000 handles, on the event viewer of the system hosting the duas node the following messages appear:

    “The server was unable to allocate from the system nonpaged pool because the pool was empty”.


    - later on the following error may appear on the event viewer:

    The Security System detected an authentication error for the server DOMAIN\XXXXXXXXXX$. The failure code from authentication protocol Kerberos was "There are currently no logon servers available to service the logon request

    This can force us to reboot the windows system
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    This is fixed from Dollar Universe 6.3.01 and higher .