Re: RAID6, errors at missing device replacement

2016-05-02 Thread Chris Murphy
On Mon, May 2, 2016 at 1:19 PM, Yauhen Kharuzhy wrote: > On Mon, May 02, 2016 at 01:04:30PM -0600, Chris Murphy wrote: >> On Mon, May 2, 2016 at 12:43 PM, Yauhen Kharuzhy >> wrote: >> > On Sat, Apr 16, 2016 at 07:37:48AM +, Duncan wrote: >> >> Yauhen Kharuzhy posted on Fri, 15 Apr 2016 12:49:

Re: RAID6, errors at missing device replacement

2016-05-02 Thread Yauhen Kharuzhy
On Mon, May 02, 2016 at 01:04:30PM -0600, Chris Murphy wrote: > On Mon, May 2, 2016 at 12:43 PM, Yauhen Kharuzhy > wrote: > > On Sat, Apr 16, 2016 at 07:37:48AM +, Duncan wrote: > >> Yauhen Kharuzhy posted on Fri, 15 Apr 2016 12:49:36 -0700 as excerpted: > >> > >> > I have discovered case when

Re: RAID6, errors at missing device replacement

2016-05-02 Thread Chris Murphy
On Mon, May 2, 2016 at 12:43 PM, Yauhen Kharuzhy wrote: > On Sat, Apr 16, 2016 at 07:37:48AM +, Duncan wrote: >> Yauhen Kharuzhy posted on Fri, 15 Apr 2016 12:49:36 -0700 as excerpted: >> >> > I have discovered case when replacement of missing devices causes >> > metadata corruption. Does anyb

Re: RAID6, errors at missing device replacement

2016-05-02 Thread Yauhen Kharuzhy
On Sat, Apr 16, 2016 at 07:37:48AM +, Duncan wrote: > Yauhen Kharuzhy posted on Fri, 15 Apr 2016 12:49:36 -0700 as excerpted: > > > I have discovered case when replacement of missing devices causes > > metadata corruption. Does anybody know anything about this? > > > > I use 4.4.5 kernel with

Re: RAID6, errors at missing device replacement

2016-04-16 Thread Duncan
Yauhen Kharuzhy posted on Fri, 15 Apr 2016 12:49:36 -0700 as excerpted: > I have discovered case when replacement of missing devices causes > metadata corruption. Does anybody know anything about this? > > I use 4.4.5 kernel with latest global spare patches. > > If we have RAID6 (may be reproduc

Re: RAID6, errors at missing device replacement

2016-04-15 Thread Henk Slager
On Fri, Apr 15, 2016 at 9:49 PM, Yauhen Kharuzhy wrote: > Hi. > > I have discovered case when replacement of missing devices causes > metadata corruption. Does anybody know anything about this? I just can confirm that there is corruption when doing replacement for both raid5 and raid6, and not on

RAID6, errors at missing device replacement

2016-04-15 Thread Yauhen Kharuzhy
Hi. I have discovered case when replacement of missing devices causes metadata corruption. Does anybody know anything about this? I use 4.4.5 kernel with latest global spare patches. If we have RAID6 (may be reproducible on RAID5 too) and try to replace one missing drive by other and after this