Re: Reshaping raid0/10

2007-03-11 Thread Neil Brown
On Saturday March 10, [EMAIL PROTECTED] wrote: Neil Brown wrote: If I wanted to reshape a raid0, I would just morph it into a raid4 with a missing parity drive, then use the raid5 code to restripe it. Then morph it back to regular raid0. Wow, that made my brain hurt. Given the

Re: Help with chunksize on raid10 -p o3 array

2007-03-11 Thread Neil Brown
On Tuesday March 6, [EMAIL PROTECTED] wrote: Hi, I have been trying to figure out the best chunk size for raid10 before migrating my server to it (currently raid1). I am looking at 3 offset stripes, as I want to have two drive failure redundancy, and offset striping is said to have the

Re: mismatch_cnt questions - how about raid10?

2007-03-11 Thread Neil Brown
On Tuesday March 6, [EMAIL PROTECTED] wrote: I see. So basically for those of us who want to run swap on raid 1 or 10, and at the same time want to rely on mismatch_cnt for early problem detection, the only option is to create a separate md device just for the swap. Is this about