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SubjectRe: __alloc_pages: 0-order allocation failed
On Mon, Sep 24, Marcelo Tosatti wrote:

>
>
> On Mon, 24 Sep 2001, Jacek [iso-8859-2] Pop³awski wrote:
>
> > I just installed 2.4.10, and...
> >
> > __alloc_pages: 0-order allocation failed (gfp=0x1d2/0) from c0126c2e
> > __alloc_pages: 0-order allocation failed (gfp=0x1d2/0) from c0126c2e
> > __alloc_pages: 0-order allocation failed (gfp=0x1d2/0) from c0126c2e
> > VM: killing process donkey_s
> > __alloc_pages: 0-order allocation failed (gfp=0x1f0/0) from c0126c2e
> > __alloc_pages: 0-order allocation failed (gfp=0x1d2/0) from c0126c2e
> > VM: killing process screen
> > __alloc_pages: 0-order allocation failed (gfp=0x1d2/0) from c0126c2e
> > VM: killing process bash
> > (...)
> >
> > I am changing kernels often, but never seen that kind of message. Last kernel I
> > had before 2.4.10 was 2.4.10-pre4.
> >
> > PS. donkey_s is application which eats a lot of memory, but I have 384MB RAM
> > and 100MB swap.
>
> Jacek,
>
> You had available swap when the VM started to kill processes ?

I see that too with 2.4.10aa1 on a 4way 2gig ppc power3 box without
swap:

mandarine:~ # w
bash: fork: Cannot allocate memory
mandarine:~ # w
bash: /usr/bin/w: Cannot allocate memory
mandarine:~ # w
5:50pm up 13 min, 3 users, load average: 6.27, 3.30, 1.67
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
root ttyS0 - 5:39pm 3.00s 3.19s 1.51s w
olaf pts/0 nectarine.suse.d 5:39pm 9:45 43.90s 0.06s sh
do_all
olh pts/1 nectarine.suse.d 5:48pm 7.00s 0.79s 0.79s -bash
mandarine:~ # free
bash: fork: Cannot allocate memory
mandarine:~ # dmesg | tail
__alloc_pages: 0-order allocation failed (gfp=0x1f0/0)
__alloc_pages: 0-order allocation failed (gfp=0x1f0/0)
__alloc_pages: 0-order allocation failed (gfp=0x70/0)
__alloc_pages: 0-order allocation failed (gfp=0x70/0)
__alloc_pages: 0-order allocation failed (gfp=0x70/0)
__alloc_pages: 0-order allocation failed (gfp=0x70/0)
__alloc_pages: 0-order allocation failed (gfp=0x70/0)
__alloc_pages: 0-order allocation failed (gfp=0x70/0)
__alloc_pages: 0-order allocation failed (gfp=0x1f0/0)
VM: killing process cc1
mandarine:~ # free
total used free shared buffers
cached
Mem: 2057304 2052932 4372 0 53480
1792468
-/+ buffers/cache: 206984 1850320
Swap: 0 0 0
mandarine:~ # free
bash: fork: Cannot allocate memory
mandarine:~ # vmstat
bash: fork: Cannot allocate memory
mandarine:~ # vmstat
bash: fork: Cannot allocate memory
mandarine:~ # vmstat
bash: fork: Cannot allocate memory
mandarine:~ # vmstat
bash: fork: Cannot allocate memory
mandarine:~ # vmstat
bash: fork: Cannot allocate memory
mandarine:~ # vmstat
procs memory swap io system
cpu
r b w swpd free buff cache si so bi bo in cs us
sy id
3 0 1 0 2744 53944 1794968 0 0 440 343 75 300 14
28 58
mandarine:~ # free
Killed


That did not happen with pre10aa1, at least the OOM kills.
I happend with a bk pull, a build in the background. I seems that it
doesnt release some memory...

Gruss Olaf

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