Re: LowFree/LowMem problem

2008-01-24 Thread Matthias Wolle
On Thursday 24 January 2008 08:16 Andi Kleen wrote: > Do you perhaps have a kernel compiled without CONFIG_HIGHPTE? Normally > __pte_alloc should be able to allocate highmem unless that option is > not set. Before HIGHPTE was implemented running out of low memory > due to page tables was pretty com

Re: LowFree/LowMem problem

2008-01-23 Thread Andi Kleen
Matthias Wolle <[EMAIL PROTECTED]> writes: > Jan 17 23:31:58 franklin72 kernel: sshd invoked oom-killer: gfp_mask=0xd0, > order=0, oomkilladj=0 > Jan 17 23:31:58 franklin72 kernel: cat invoked oom-killer: gfp_mask=0x84d0, > order=0, oomkilladj=0 > Jan 17 23:31:58 franklin72 kernel: [] out_of_me

Re: LowFree/LowMem problem

2008-01-23 Thread Matthias Wolle
On Wednesday 23 January 2008 23:06 Andrew Morton wrote: > Can you please send the full dmesg output from one such oom-killing event? Jan 17 23:31:58 franklin72 kernel: sshd invoked oom-killer: gfp_mask=0xd0, order=0, oomkilladj=0 Jan 17 23:31:58 franklin72 kernel: cat invoked oom-killer: gfp_mask

Re: LowFree/LowMem problem

2008-01-23 Thread Andrew Morton
> On Mon, 21 Jan 2008 06:32:41 +0100 Matthias Wolle <[EMAIL PROTECTED]> 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 proce

Re: LowFree/LowMem problem

2008-01-21 Thread Parag Warudkar
Matthias Wolle gmx.de> writes: > > 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. This is a common problem with running 32-bit kernels with more than 8Gb RAM. (Search the archives and you wil

LowFree/LowMem problem

2008-01-20 Thread Matthias Wolle
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 fou