Regression in 3.15 on POWER8 with multipath SCSI
hare at suse.de
Tue Jul 1 15:57:55 EST 2014
On 06/30/2014 11:28 PM, Paul Mackerras wrote:
> On Mon, Jun 30, 2014 at 01:35:20PM +0200, Hannes Reinecke wrote:
>> On 06/30/2014 01:02 PM, Paul Mackerras wrote:
[ .. ]
>>> No, I'm not using LVM, and in fact I deleted all the physical volumes
>>> that were on any of the disks (they were installations of other
>>> distros), so there are no physical or logical volumes anywhere on any
>>> disk. I haven't tried disabling the LVM service completely, though.
>>> What would it mean if disabling the LVM service made a difference?
>> Yes. LVM integration with systemd is a science unto itself.
>> I'm reasonably confident with multipath, but not LVM.
>> Plus the fact the the LVM service apparently is waiting for something sort
>> of points into that direction.
>> So please do disable the lvm service.
> I disabled the LVM service, and it's still bad. Unmodified 3.15
> booted successfully in only 18 out of 50 attempts with LVM disabled.
> So it's not LVM. In any case LVM was fine with a 3.14 kernel.
Right, that was just a cross-check to eliminate any variables.
I'll be checking here at my end.
Dr. Hannes Reinecke zSeries & Storage
hare at suse.de +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
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