Messages in this thread | | | Date | Wed, 23 Jan 2008 14:06:39 -0800 | From | Andrew Morton <> | Subject | Re: LowFree/LowMem problem |
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> On Mon, 21 Jan 2008 06:32:41 +0100 Matthias Wolle <Matthias.Wolle@gmx.de> wrote: > Hi, > > my company is running several servers with kernel 2.6.23.12. This are Dual > Quad Core servers (CPU Intel) with 16GB RAM using a 32Bit kernel. > After some days nicely running the oom killer killed our processes. > Our research discovered that the free low memory was reduced to about 11MB. We > found out that the decreasing of low memory is related to the count off > executed and ended programs. > > I could reproduce the same bug on a maschine with 2GB RAM without PAE (option > 4GB HIGHMEM). The following code reproduces the bug. > > #!/bin/sh > > while [ true ]; do > cat /proc/meminfo| grep LowFree > done > > Please run this script only on a test system. It reduces the low memory quite > fast (within minutes).
That would be very strange.
> The latest available kernel 2.6.24-rc8 is also affected. >
Can you please send the full dmesg output from one such oom-killing event?
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