2.2.7 mem fragmentation ? [ was Re: 2.2.7 UP and alsa sound problem ]

Lenart Gabor (lgb@oxygene.terra.vein.hu)
Fri, 30 Apr 1999 19:21:09 +0200


On Fri, Apr 30, 1999 at 11:29:17AM -0500, John Fulmer wrote:
> Wrong list. You probably want to report this on the alsa list.
>
> Note: I'm running 2.2.7 with ALSA here, with no probs..
> Also try updating to .3pre4..

I don't think that it's wrong list. "cannot allocate memory" is a kernel
related topic I think.

There's some memory fragmentation in 2.2.7 I think :

SysRq: Show Memory
Mem-info:
Free pages: 15480kB
( Free: 3870 (128 256 384)
438*4kB 824*8kB 290*16kB 46*32kB 6*64kB 1*128kB 0*256kB 1*512kB 0*1024kB 0*2048kB = 15480kB)
Swap cache: add 3473, delete 3186, find 5137/8169
Free swap: 101012kB
16384 pages of RAM
498 reserved pages
4049 pages shared
287 pages swap cached
34 pages in page table cache
Buffer memory: 8204kB
Buffer heads: 8272
Buffer blocks: 8204
Buffer hashed: 8197
CLEAN: 8197 buffers, 123 used (last=8184), 0 locked, 0 protected, 0 dirty
LOCKED: 4 buffers, 0 used (last=0), 0 locked, 0 protected, 0 dirty
DIRTY: 1 buffers, 0 used (last=0), 0 locked, 0 protected, 1 dirty
Networking buffers in use : 2
Total network buffer allocations : 4191654
Total failed network buffer allocs : 0
IP fragment buffer size : 0

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