[Lustre-discuss] How to eliminate an OST from an OSS server

2010-05-25 Thread Mohamed Adel
Dear, I have a pre-installed lustre file-system with two MDSs and two OSSs. Each OSS has 6 arrays of disks. In OSS01, one of the arrays is not working properly due to a physical error in one of the disks of the array. I wanted to eliminate this array from OSS01. Simply I restarted MDSs and the

Re: [Lustre-discuss] 1.8.1.1 -> 1.8.3 upgrade questions

2010-05-25 Thread Wojciech Turek
Those look familiar. Have you run fsck on the OSTs and MDTs before upgrade? Best regards, Wojciech On 25 May 2010 16:01, Gustavsson, Mathias wrote: > Hi, > > We tried to do a 1.8.1.1 to 1.8.3 version upgrade this weekend, but we got > i/o error on all of our old file systems (created ~4 years

Re: [Lustre-discuss] 1.8.1.1 -> 1.8.3 upgrade questions

2010-05-25 Thread Andreas Dilger
On 2010-05-25, at 09:01, Gustavsson, Mathias wrote: > We tried to do a 1.8.1.1 to 1.8.3 version upgrade this weekend, but we got > i/o error on all of our old file systems (created ~4 years ago), we have a > more recently created filesystem (only a couple of moths old) and that was > fine. > Thi

[Lustre-discuss] 1.8.1.1 -> 1.8.3 upgrade questions

2010-05-25 Thread Gustavsson, Mathias
Hi, We tried to do a 1.8.1.1 to 1.8.3 version upgrade this weekend, but we got i/o error on all of our old file systems (created ~4 years ago), we have a more recently created filesystem (only a couple of moths old) and that was fine. This was in the log of the active mds, i couldn't find anythi