Date: Tue, 04 Jun 1996 11:54:34 -0700 From: David Greenman <davidg@Root.COM> To: Victor Anisimov <vam@kon.icp.ac.ru> Cc: hackers@FreeBSD.ORG Subject: Re: Problems with swaping Message-ID: <199606041854.LAA26186@Root.COM> In-Reply-To: Your message of "Tue, 04 Jun 1996 21:21:44 %2B0400." <199606041721.VAA02138@kon.icp.ac.ru>
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>Very recently I've collected a very strange problem with
>swapping on my i486DX2/66 with 8Mb RAM, VLB IDE controller
>and two Samsung HDDs and FreeBSD 2.1.0. I have a lot of
>free swap space on my PC:
>
>Device 1K-blocks Used Avail Capacity Type
>/dev/wd0s1b 100000 3712 96224 4% Interleaved
>/dev/wd1b 830088 3728 826296 0% Interleaved
>Total 929960 7440 922520 1%
>
>but any one program can't allocate maximum 45Mb of virtual space
>as ps axu reports. On request of more than mentioned memory
>I get an error message "Can't allocate memory". All of the
>programs written on Fortran and C. One use static Fortran memory
>allocation, the other use C's dynamic allocation. Both of
>them show mentioned high limit on memory allocation.
>The same problem I have with Pentium-133 24Mb RAM, NEC SCSI
>adaptor, 1Gb Seagate HDD, i.e. there is a lot of free swap space
>and error on memory allocation with the same high limit.
>
>Can someone, FreeBSD vizard, give me some hints what should I do.
^^^^^^
A small leathery-skinned creature that is descended from a lizard? :-)
You need to incease your per-process virtual limit. This can usually be
done via the "limit" or "ulimit" commands in the shell you're using. To set
the global defaults/limits, see /sys/i386/include/vmparam.h (MAXDSIZ).
-DG
David Greenman
Core-team/Principal Architect, The FreeBSD Project
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