Re: Is it possible to grow a RAID-10 array with mdadm?

2007-08-01 Thread Bill Davidsen
Neil Brown wrote: On Sunday July 29, [EMAIL PROTECTED] wrote: Hi everyone, Is it possible to add drives to an active RAID-10 array, using the grow switch with mdadm, just like it is possible with a RAID-5 array? Or perhaps there is another way? I have been looking for this information

Re: Homehost suddenly changed on some components

2007-08-01 Thread Bill Davidsen
Max Amanshauser wrote: For the record: After reading in the archives about similar problems, which were probably caused by something else but still close enough, I recreated the array with the exact same parameters from the superblock and one missing disk. mdadm -C /dev/md0 -l 5 -n 10 -c

Software Raid Problem - Device or resource busy.

2007-08-01 Thread Basheer Noorgat
Hi, Re: Software Raid Problem Background -- OS= Opensuse 10.2 2 X 250gb Sata drives Drive 1 -- /dev/sda1 = swap /dev/sda2 = linux raid (os data is here) /dev/sda3 = linux raid Drive 2 --

Re: Software based SATA RAID-5 expandable arrays?

2007-08-01 Thread Michael
I have removed the drives from my machine, the problem Im having is that I dont know the order (ports) they go back into the machine. Does anyone know how to determine the order, or how to fix the drive array if the order is not correct?

possibility of using raid5 to detect hd corruption?

2007-08-01 Thread ymerej
Raid Gurus, I have a need to determine whether a linux partion has been corrupted (say by s/w running amok on a window partition). I think that it should be possible to detect this by having two raid5 linux partitions attempt to sync and then check whether any error was reported via a

RAID6 --grow won't restart after disk failure

2007-08-01 Thread Colin Snover
Hi, I've recently set up a fileserver with 6 disks in a RAID-6 configuration and was going in to add a seventh using --grow. I started the grow using mdadm --grow /dev/md0 -n 7 and the critical section passed successfully. The grow started to reshape the array, but due to some power problems, one

Re: RAID6 --grow won't restart after disk failure [solved]

2007-08-01 Thread Colin Snover
Neil Brown wrote: Reshape won't restart while the array is auto-read-only. You can start it simply by mounting the filesystem, or with mdadm /dev/md0 --readwrite Neil, Thank you very much for your prompt response. I would have never figured it out myself, with my incorrect assumption