Messages in this thread | | | Date | Wed, 6 Oct 1999 21:15:11 -0700 (PDT) | From | Andre Hedrick <> | Subject | Re: 2.2.13pre15 SMP+IDE test summary |
| |
Since this is appearing to be a disk only thingy........
There is an item to be addressed in ide-disk.c
PIO request cues.......as they take longer to service........is is possible that we are slipping out of the rq-> order and loading the do_ide_request with repeated calls more often than the acknowledged and cleared?
Andre Hedrick The Linux IDE guy
On Wed, 6 Oct 1999, Ingo Molnar wrote:
> > On Wed, 6 Oct 1999 thx@rivalnet.de wrote: > > > One more pre15 test: > > 2.2.13pre15 with Unified IDE 2.2.13pre14-19991003 (two rejects in ide.c, one ok, one probably harmless): > > (5) dual P3 machine: NULL deref after 6 hours (i.e. this pre15 kernel survived longest) > > is it correct that this failing kernel didnt have the RAID patch applied? > > > I can think of these possible reasons for the SMP problems: > > > > (A) SMP race(s) in IDE driver in original 2.2.13pre15 > > (B) SMP-deadlock in raid-2.2.11-patch > > (B) is quite unlikely if you do not have it applied and the box still > crashes? My understanding is that others who had IDE+SMP problems could > reproduce it without RAID as well. (RAID0 stresses the hardware harder) > > -- mingo >
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |