Messages in this thread | | | Subject | Re: Page Allocation Failures/OOM with dm-crypt on software RAID10 (Intel Rapid Storage) | From | Tetsuo Handa <> | Date | Thu, 14 Jul 2016 20:18:49 +0900 |
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On 2016/07/13 22:47, Michal Hocko wrote: > On Wed 13-07-16 15:18:11, Matthias Dahl wrote: >> I tried to figure this out myself but >> couldn't find anything -- what does the number "-3" state? It is the >> position in some chain or has it a different meaning? > > $ git grep "kmem_cache_create.*bio" > block/bio-integrity.c: bip_slab = kmem_cache_create("bio_integrity_payload", > > so there doesn't seem to be any cache like that in the vanilla kernel. > It is
snprintf(bslab->name, sizeof(bslab->name), "bio-%d", entry);
line in bio_find_or_create_slab() in block/bio.c. I think you can identify who is creating it by printing backtrace at that line.
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