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Conference bulova::decwindows

Title:DECWINDOWS
Notice:DECwindows Motif V1.2-4 SSB kits: note 5519
Moderator:GRIM::MESSENGER
Created:Wed Nov 28 1990
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:5861
Total number of notes:24081

5849.0. "X-server loosing memory" by HLFS00::JONGH_D (Daan de Jongh) Fri May 16 1997 05:34

    Hi,
    
    A customer has the following problem with the X-server.
    
    OpenVMS V5.5-2 with following patches installed:
    VAXDECW11_U2055; VAXDECW01_061; VAXLIBR06_070
    
    When he starts an aplication (which uses a lot off pixmaps) the virtual
    memory of the X-server starts growing up until 32000 pages. After this
    the memory usage of the X-server stays the same as long as the user
    stays in the application. After logging out the virtual memory stays
    the same; this is normal. But after logging in and starting the
    application again it takes about 2000 pages more than before and stays
    there. The vm keeps growing after every logout/login so eventualy the
    X-server reaches its PGFLQUO (60000) and dies.
    
    What could be the cause of this behaviour, is this some sort off memory
    leak in the X-server?
    
    Daan 
                                 
    DTN: 838-3953
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5849.1GRIM::MESSENGERBob MessengerFri May 16 1997 09:466
It does sound like a memory leak since the pixmaps should be freed when
the application exits, as long as the application isn't calling
XSetCloseDownMode with RetainTemporary or RetainPermanent.  I suggest
entering an IPMT case.

				-- Bob