Re: [lustre-discuss] Lustre /home lockup - more info

2021-10-11 Thread Sid Young via lustre-discuss
I tried remounting the /home lustre file system to /mnt in read-only mode and when I try to ls the directory it locks up but I can escape it, how ever when I do a df command i get the completely wrong size (should be around 192TB): 10.140.93.42@o2ib:/home6.0P 4.8P 1.3P 80% /mnt zfs scrub

[lustre-discuss] Lustre /home lockup - how to check

2021-10-11 Thread Sid Young via lustre-discuss
> > >2. Tools to check a lustre (Sid Young) >4. Re: Tools to check a lustre (Dennis Nelson) > > > My key issue is why /home locks solid when you try to use it but /lustre is OK . The backend is ZFS used to manage the disks presented from the HP D8000 JBOD I'm at a loss after 6 months of

Re: [lustre-discuss] Tools to check a lustre

2021-10-11 Thread Dennis Nelson via lustre-discuss
Have you tried lfs check servers on the login node? Sent from my iPhone On Oct 11, 2021, at 2:58 AM, Sid Young via lustre-discuss wrote:  I'm having trouble diagnosing where the problem lies in my Lustre installation, clients are 2.12.6 and I have a /home and /lustre filesystems using

Re: [lustre-discuss] eviction timeout

2021-10-11 Thread Degremont, Aurelien via lustre-discuss
Hello This message is appearing during MDT recovery, likely after a MDS restart. MDT tries to reconnect first all existing client when it stopped. It seems all these clients have been also rebooted. To avoid this message, try to stop your clients before the servers. If not possible, you can

[lustre-discuss] Tools to check a lustre

2021-10-11 Thread Sid Young via lustre-discuss
I'm having trouble diagnosing where the problem lies in my Lustre installation, clients are 2.12.6 and I have a /home and /lustre filesystems using Lustre. /home has 4 OSTs and /lustre is made up of 6 OSTs. lfs df shows all OSTs as ACTIVE. The /lustre file system appears fine, I can *ls *into