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Date: Fri, 27 Feb 2004 02:33:08 +0100
From: Jochen Roemling <jochen@roemling.net>
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To: William Lee Irwin III <wli@holomorphy.com>
CC: linux-kernel@vger.kernel.org
Subject: Re: shmget with SHM_HUGETLB flag: Operation not permitted
References: <1tCuq-3AH-1@gated-at.bofh.it> <1tCEo-3Lh-27@gated-at.bofh.it> <1tDgT-4r2-13@gated-at.bofh.it> <403E87CF.1080409@roemling.net> <20040226160616.E1652@build.pdx.osdl.net> <20040226163236.M22989@build.pdx.osdl.net> <403E958B.6020406@roemling.net> <20040227011151.GT693@holomorphy.com>
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William Lee Irwin III wrote:

>Check /proc/sys/vm/nr_hugepages and /proc/sys/kernel/shmmax also.
>  
>
cat /proc/sys/vm/nr_hugepages
64

cat /proc/sys/kernel/shmmax
33554432

cat /proc/meminfo | grep Huge
HugePages_Total:    64
HugePages_Free:     62
Hugepagesize:     4096 kB

but again: root can, users cannot, so sizes won't matter, would they?