Resizing RAID-1 arrays - some possible bugs and problems

2006-07-07 Thread Reuben Farrelly
I'm just in the process of upgrading the RAID-1 disks in my server, and have started to experiment with the RAID-1 --grow command. The first phase of the change went well, I added the new disks to the old arrays and then increased the size of the arrays to include both the new and old disks.

Re: Resizing RAID-1 arrays - some possible bugs and problems

2006-07-07 Thread Justin Piszcz
On Sat, 8 Jul 2006, Reuben Farrelly wrote: I'm just in the process of upgrading the RAID-1 disks in my server, and have started to experiment with the RAID-1 --grow command. The first phase of the change went well, I added the new disks to the old arrays and then increased the size of the

Re: Resizing RAID-1 arrays - some possible bugs and problems

2006-07-07 Thread Reuben Farrelly
On 8/07/2006 6:52 a.m., Justin Piszcz wrote: Reuben, What chunk size did you use? I can't even get mine to get past this part: p34:~# mdadm /dev/md3 --grow --raid-disks=7 mdadm: Need to backup 15360K of critical section.. mdadm: Cannot set device size/shape for /dev/md3: No space left on

Re: Resizing RAID-1 arrays - some possible bugs and problems

2006-07-07 Thread Neil Brown
On Saturday July 8, [EMAIL PROTECTED] wrote: I'm just in the process of upgrading the RAID-1 disks in my server, and have started to experiment with the RAID-1 --grow command. The first phase of the change went well, I added the new disks to the old arrays and then increased the size of

Re: Resizing RAID-1 arrays - some possible bugs and problems

2006-07-07 Thread Reuben Farrelly
On 8/07/2006 10:12 a.m., Neil Brown wrote: On Saturday July 8, [EMAIL PROTECTED] wrote: And lastly, I felt brave and decided to plunge ahead, resize to 128 blocks smaller than the device size. mdadm --grow /dev/md1 --size= The kernel then went like this: md: couldn't update array info.