Re: [lustre-discuss] new client - failover mds: no connection

2017-10-24 Thread Brett Lee
Hi Thomas, nice to see you have remained active in the Lustre community. To your question, I don't have an answer, but it seems like the timeout may be masking the root issue - perhaps a system or network issue - I always start with hostname resolution. :) On Oct 24, 2017 11:08 AM, "Thomas Roth"

Re: [lustre-discuss] new client - failover mds: no connection

2017-10-24 Thread Thomas Roth
Sorry to have bothered you - works now. I have set /sys/fs/lustre/timeout=3000, quite brutally, to make things go verrry slowly, and after 25 minutes the mount was there. Which control aka timeout-parameter _should_ I have tuned instead in such a situation? Regards, Thomas On 10/24/2017

[lustre-discuss] new client - failover mds: no connection

2017-10-24 Thread Thomas Roth
Hi all, in a Lustre 2.10, CentOS 7.4 test system, I have a pair of MDS, format command was > mkfs.lustre --mgs --mdt --fsname=test --index=0 --servicenode=10.20.1.198@o2ib5 --servicenode=10.20.1.199@o2ib5 --mgsnode=10.20.1.198@o2ib5 --mgsnode=10.20.1.199@o2ib5 /dev/drbd0 I added some