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Date: Mon, 05 Feb 2001 10:51:26 -0500
From: Shawn Starr <Shawn.Starr@Home.net>
Organization: Visualnet
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To: LA Walsh <law@sgi.com>
CC: linux-kernel@vger.kernel.org
Subject: Re: 2.4.x Shared memory question
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Its supposed to, its too costly to calculate shared memory with the new VM
I'm told.

Shawn.

LA Walsh wrote:

> Another oddity -- I notice things taking alot more memory
> in 2.4.  This coincides with 'top' consistently showing I have 0 shared
> memory.  These two observations would have me wondering if I
> have somehow misconfigured my system to disallow sharing.  Note
> that /proc/meminfo also shows 0 shared memory:
>
>         total:    used:    free:  shared: buffers:  cached:
> Mem:  525897728 465264640 60633088        0 82145280 287862784
> Swap: 270909440        0 270909440
> MemTotal:       513572 kB
> MemFree:         59212 kB
> MemShared:           0 kB
> Buffers:         80220 kB
> Cached:         281116 kB
> Active:          22340 kB
> Inact_dirty:    338996 kB
> Inact_clean:         0 kB
> Inact_target:        0 kB
> HighTotal:           0 kB
> HighFree:            0 kB
> LowTotal:       513572 kB
> LowFree:         59212 kB
> SwapTotal:      264560 kB
> SwapFree:       264560 kB
>
> Not that it seems unrelated, but I do have filesystem type shm
> mounted on /dev/shm as suggested for POSIX shared memory.
>
> --
> Linda A Walsh                    | Trust Technology, Core Linux, SGI
> law@sgi.com                      | Voice: (650) 933-5338
>
> --
> Linda A Walsh                    | Trust Technology, Core Linux, SGI
> law@sgi.com                      | Voice: (650) 933-5338
> -
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