Re: [lustre-discuss] Recovering MDT failure

2023-05-22 Thread Peter Grandi via lustre-discuss
>>> On Thu, 27 Apr 2023 10:20:54 +0100, Peter Grandi >>> said: >> - When I started this system I tried to backup MDT data >> - without succes. > [...] The ZFS version of MDT can do filesystem-level snapshots > when mounted as 'zfs' instead of 'lustre'. Just to be sure, even if this was already

Re: [lustre-discuss] Recovering MDT failure

2023-04-28 Thread Ramiro Alba Queipo
Andreas, Thank you very much for your answer. It helps a lot. Regards On Fri, 28 Apr 2023 at 13:34, Andreas Dilger wrote: > On Apr 27, 2023, at 02:12, Ramiro Alba Queipo wrote: > > > Hi everybody, > > I have lustre 2.15.0 using Oracle on servers and Ubuntu 20.04 at clients. > I have one MDT

Re: [lustre-discuss] Recovering MDT failure

2023-04-28 Thread Andreas Dilger via lustre-discuss
On Apr 27, 2023, at 02:12, Ramiro Alba Queipo mailto:ramiro.a...@upc.edu>> wrote: Hi everybody, I have lustre 2.15.0 using Oracle on servers and Ubuntu 20.04 at clients. I have one MDT on a raid 1 SSD and the two disk have failed, so all the data is apparently lost. - Is there a remote

[lustre-discuss] Recovering MDT failure

2023-04-27 Thread Ramiro Alba Queipo
Hi everybody, I have lustre 2.15.0 using Oracle on servers and Ubuntu 20.04 at clients. I have one MDT on a raid 1 SSD and the two disk have failed, so all the data is apparently lost. - Is there a remote posibility to access data on OSSTs without MDT? - When I started this system I tried to