Re: [lustre-discuss] Does lustre 2.10 client support 2.5 server ?

2017-11-07 Thread Biju C P
Thanks a lot. This info is really useful for me. On Tue, Nov 7, 2017 at 9:06 PM, Carlson, Timothy S wrote: > FWIW, we have successfully been running 2.9 clients (RHEL 7.3) with 2.5.3 > servers (RHEL 6.6) at a small scale. About 40 OSSes and dozens of 2.9 > clients with hundreds of 2.5.3 clients

Re: [lustre-discuss] Does lustre 2.10 client support 2.5 server ?

2017-11-07 Thread Carlson, Timothy S
FWIW, we have successfully been running 2.9 clients (RHEL 7.3) with 2.5.3 servers (RHEL 6.6) at a small scale. About 40 OSSes and dozens of 2.9 clients with hundreds of 2.5.3 clients mixed in. Tim From: lustre-discuss [mailto:lustre-discuss-boun...@lists.lustre.org] On Behalf Of E.S. Rosenberg

Re: [lustre-discuss] Does lustre 2.10 client support 2.5 server ?

2017-11-07 Thread E.S. Rosenberg
Hi Biju, The 2.10 client is multi-rail aware while the 2.5 server is not there have been multiple reports on the list and several open bugs that this combination doesn't work. A 2.9 client may work but in general it is my understanding that compatibility is only check 1 version back (so 2.9-2.8 etc

Re: [lustre-discuss] Lustre writing is not happening

2017-11-07 Thread Indivar Nair
Which OS and Version are you using on the MDS and OSS? Regards, Indivar Nair On Sat, Oct 28, 2017 at 7:38 PM, Ravi Konila wrote: > Hi > I have newly installed Lustre 2.8 (2 MDSs and 2 OSSs) and I have mounted > it on a client. > It is working fine while mounting and also I can create director

[lustre-discuss] FW: mdt mounting error

2017-11-07 Thread Parag Khuraswar
Hi, Lustre module is loaded. I am getting bellow errors in /var/log/messaged while mounting mdt. Nov 7 14:10:03 mds1 kernel: LDISKFS-fs (dm-2): mounted filesystem with ordered data mode. Opts: user_xattr,errors=remount-ro,no_mbcache,nodelalloc Nov 7 14:10:03 mds1 kernel: LustreError: 4

[lustre-discuss] Does lustre 2.10 client support 2.5 server ?

2017-11-07 Thread Biju C P
Hi, My Lustre server is running the version 2.5 and I want to use 2.10 client. Is this combination supported ? Is there anything that I need to be aware of ? -- Biju C P ___ lustre-discuss mailing list lustre-discuss@lists.lustre.org http://lists.lustr

Re: [lustre-discuss] mdt mounting error

2017-11-07 Thread Parag Khuraswar
Hi Ben, Lustre module is loaded. I am getting bellow errors in /var/log/messaged Nov 7 14:10:03 mds1 kernel: LDISKFS-fs (dm-2): mounted filesystem with ordered data mode. Opts: user_xattr,errors=remount-ro,no_mbcache,nodelalloc Nov 7 14:10:03 mds1 kernel: LustreError: 4852:0:(ldlm_lib.c