Re: strange limit on shmmax on HP 32 bit

From: Roman Guoussev-Donskoi (rguoussevdonskoi_at_metasolv.com)
Date: 07/25/03

  • Next message: Elton Seng Yan Thung: "HPUX Printing to Windows Spooler" 
    Date: 25 Jul 2003 07:56:41 -0700

    Please note the the in HPUX11i documentation on docs.hp.com as well as
     in my message specified restriction comes to 64M. They lost one zero
    when published it.
    HPUX shmmax:
    0x40000000 (11.0 docs.hp.com)
    0X4000000 (11.11 docs.hp.com)

    Nothing to do with 1G quadrants.

    Juan Paradinas Saenz de Viteri <n00990a@alcatel.es> wrote in message news:<3F1D1AB0.3052E8BF@alcatel.es>...
    > In a 32 bit OS a proccess can address up to 4 GB of memory. This space
    > address is splited in 4 scapes of 1 GB each: first for text, second for
    > data, and third and forth for shared memory and memory mapped files.
    > That's the reason.
    >
    > Regards
    >
    >
    > Roman Guoussev-Donskoi wrote:
    >
    > > Does anybody know why HP set maximum on shmmax to 0X4000000=67108864
    > > on 32 bit kernel? Does it not look extremely low even for 32 bit OS?

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