Re: [Lustre-discuss] recover a file which is deleted with 'rm' in lustre

2014-05-13 Thread JinHwan Hwang
Thank you for your kind reply! I'm not quite famillar with lustre. If you suggest a few keywords related with this, it will be really helpful for me. Are there any tool which is able to edit or search mds inode? Or can i get inode-operation log? I've tried to do googling and reading lsutre operatio

Re: [Lustre-discuss] OST recovery/e2fsck version

2014-05-13 Thread Dilger, Andreas
It is usually best to use the newest e2fsprogs release, since it has the most fixes. This is currently 1.42.7.wc2 though we are just in the process of releasing 1.42.9.wc1. That said, I would not run e2fsck on the failing device. That can cause extra stress on the device and cause it to fail so

Re: [Lustre-discuss] recover a file which is deleted with 'rm' in lustre

2014-05-13 Thread Colin Faber
It may be possible to recover the inode on the MDT, from there if the ea data is still present you could see if the objects are still available on the ost(s) and go from there. Good luck. -cf On May 13, 2014 11:19 PM, "JinHwan Hwang" wrote: > Are there are any possibility to recover a file which

[Lustre-discuss] recover a file which is deleted with 'rm' in lustre

2014-05-13 Thread JinHwan Hwang
Are there are any possibility to recover a file which is deleted with 'rm' command at lustre client? I've tried routine works, debugfs. but it didn't work. I'm hoping that there exists some way to recover those files. Thanks in advance for any helps. ___

[Lustre-discuss] OST recovery/e2fsck version

2014-05-13 Thread Gretchen Zwart
Hi, I have one of 10 OSTs with underlying hardware failure (not catastrophic yet just flakey). Initially e2fsck resolved errors but the last pass came up with "short read" and I am dealing with harwdare issues on ailing OST. I have inactivated this OST but the remaining data is not much use without