Re: RAID6: "Bad block number requested"

2018-06-14 Thread Sebastian Hegler
Dear James, dear all! Am 11.06.2018 um 17:06 schrieb James Bottomley : > This means that somehow, something sent a non 4k aligned 4k sized > request. SCSI here is just the messenger. However, if you apply this > patch, it will capture the stack trace of what above it triggered this, > which may

Re: RAID6: "Bad block number requested"

2018-06-12 Thread Bryan Gurney
On Mon, Jun 11, 2018 at 6:09 PM, James Bottomley wrote: > On Mon, 2018-06-11 at 17:56 -0400, Bryan Gurney wrote: >> On Mon, Jun 11, 2018 at 1:00 PM, Anthony Youngman >> wrote: >> > On 11/06/18 16:06, James Bottomley wrote: >> > > Well, this is the problem: a 4k logical (presumably 4k physical)

Re: RAID6: "Bad block number requested"

2018-06-11 Thread James Bottomley
On Mon, 2018-06-11 at 17:56 -0400, Bryan Gurney wrote: > On Mon, Jun 11, 2018 at 1:00 PM, Anthony Youngman > wrote: > > On 11/06/18 16:06, James Bottomley wrote: > > > Well, this is the problem: a 4k logical (presumably 4k physical) > > > drive cannot be addressed in block sectors that are not

Re: RAID6: "Bad block number requested"

2018-06-11 Thread Bryan Gurney
On Mon, Jun 11, 2018 at 1:00 PM, Anthony Youngman wrote: > On 11/06/18 16:06, James Bottomley wrote: >> Well, this is the problem: a 4k logical (presumably 4k physical) drive >> cannot be addressed in block sectors that are not divisible by 8. This >> type of drive configuration is very unusual

Re: RAID6: "Bad block number requested"

2018-06-11 Thread Anthony Youngman
On 11/06/18 16:06, James Bottomley wrote: > Well, this is the problem: a 4k logical (presumably 4k physical) drive > cannot be addressed in block sectors that are not divisible by 8. This > type of drive configuration is very unusual (although it was something > we tested years ago before the

Re: RAID6: "Bad block number requested"

2018-06-11 Thread James Bottomley
On Mon, 2018-06-11 at 11:18 -0400, Douglas Gilbert wrote: > On 2018-06-11 11:06 AM, James Bottomley wrote: > > On Mon, 2018-06-11 at 16:24 +0200, Sebastian Hegler wrote: > > > Dear all, > > > > > > First off: sorry for cross-posting. I don't know if this is a > > > RAID > > > issue or a SCSI

Re: RAID6: "Bad block number requested"

2018-06-11 Thread Douglas Gilbert
On 2018-06-11 11:06 AM, James Bottomley wrote: On Mon, 2018-06-11 at 16:24 +0200, Sebastian Hegler wrote: Dear all, First off: sorry for cross-posting. I don't know if this is a RAID issue or a SCSI issue, so I'll just ask y'all. For a RAID6 capacity upgrade (higher capacity drives), we

Re: RAID6: "Bad block number requested"

2018-06-11 Thread James Bottomley
On Mon, 2018-06-11 at 16:24 +0200, Sebastian Hegler wrote: > Dear all, > > First off: sorry for cross-posting. I don't know if this is a RAID > issue or a SCSI issue, so I'll just ask y'all. > > > For a RAID6 capacity upgrade (higher capacity drives), we bought some > 10TB disks: >

RAID6: "Bad block number requested"

2018-06-11 Thread Sebastian Hegler
Dear all, First off: sorry for cross-posting. I don't know if this is a RAID issue or a SCSI issue, so I'll just ask y'all. For a RAID6 capacity upgrade (higher capacity drives), we bought some 10TB disks: == Apr 17 11:16:05 kuiper kernel: [12795386.862031] scsi 6:0:36:0: