Am Samstag, den 09.08.2008, 13:52 +0100 schrieb David Howells:
quoted text
> Thomas Meyer <thomas@m3y3r.de> wrote:
> 
> > > > Beginning with next-20080808 after letting the system run for 5 minutes
> > > > or so, I get an error from the fork call, e.g.:
> > > > 
> > > > "bash: fork: Resource temporarily unavailable"
> 
> I modified your config slightly so that it'd run on my testbox (x86_64
> unfortunately), but that survived LTP and seemed to work okay.  I'll have to
> snag an i386 installation from somewhere, unless James can do me a favour and
> test it on his, if he has one.
> 
> Can you try this please:
> 
> 	cat /proc/slabinfo  | cut -d: -f1 | sort -k 2 -n
> 
> Just to check to see if there's a memory leak.

I'm too lazy to reboot now. But i can give you that from vmcore dump:

crash> kmem -i
              PAGES        TOTAL      PERCENTAGE
 TOTAL MEM  1524251       5.8 GB         ----
      FREE  1343484       5.1 GB   88% of TOTAL MEM
      USED   180767     706.1 MB   11% of TOTAL MEM
    SHARED    19076      74.5 MB    1% of TOTAL MEM
   BUFFERS     3800      14.8 MB    0% of TOTAL MEM
    CACHED   108483     423.8 MB    7% of TOTAL MEM
      SLAB     6239      24.4 MB    0% of TOTAL MEM

TOTAL HIGH  1343440       5.1 GB   88% of TOTAL MEM
 FREE HIGH        0            0    0% of TOTAL HIGH
 TOTAL LOW   180811     706.3 MB   11% of TOTAL MEM
  FREE LOW  1343484       5.1 GB  743% of TOTAL LOW

TOTAL SWAP  1596751       6.1 GB         ----
 SWAP USED        0            0    0% of TOTAL SWAP
 SWAP FREE  1596751       6.1 GB  100% of TOTAL SWAP

Is that what you wanted to know? Doesn't look like a memory leak for me.

kmem -s doesn't seem to work:

crash> kmem -s

kmem: invalid structure member offset: kmem_cache_objects
      FILE: memory.c  LINE: 13500  FUNCTION: dump_kmem_cache_slub()

[/usr/bin/crash] error trace: 8085195 => 809f8cf => 80c0d82 => 813b9a0
CACHE    NAME                 OBJSIZE  ALLOCATED     TOTAL  SLABS  SSIZE

  813b9a0: OFFSET_verify+118
  80c0d82: dump_kmem_cache_slub+1033
  809f8cf: cmd_kmem+3077
  8085195: exec_command+265

kmem: invalid structure member offset: kmem_cache_objects
      FILE: memory.c  LINE: 13500  FUNCTION: dump_kmem_cache_slub()


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