Which then of course means that if the MDS HA has done a failover it will be slow to mount until it's back in its usual place...
Used to happen to us very often when the server side was somewhat unstable. On 2/4/20 8:55 AM, Moreno Diego (ID SIS) wrote: > Not sure if it's your case but the order of MGS' NIDs when mounting matters: > > [root@my-ms-01xx-yy ~]# time mount -t lustre > 10.210.1.101@tcp:10.210.1.102@tcp:/fs2 /scratch > > real 0m0.215s > user 0m0.007s > sys 0m0.059s > > [root@my-ms-01xx-yy ~]# time mount -t lustre > 10.210.1.102@tcp:10.210.1.101@tcp:/fs2 /scratch > > real 0m25.196s > user 0m0.009s > sys 0m0.033s > > Since the MGS is running on the node having the IP "10.210.1.101", if we > first try with the other one there seems to be a timeout of 25s. > > Diego > > > On 03.02.20, 23:17, "lustre-discuss on behalf of Andrew Elwell" > <[email protected] on behalf of > [email protected]> wrote: > > Hi Folks, > > One of our (recently built) 2.10.x filesystems is slow to mount on > clients (~20 seconds) whereas the others are nigh on instantaneous. > > We saw this before with a 2.7 filesystem that went away after doing > <something unknown / filesystem upgrade> but we've no idea what. > > Nothing obvious in the logs. > > Does anyone have suggestions for what causes this, and how to make it > faster? It's annoying me as "something" isn't right but I can't > identify what. > > > Many thanks > > Andrew > _______________________________________________ > lustre-discuss mailing list > [email protected] > http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org > > > _______________________________________________ > lustre-discuss mailing list > [email protected] > http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org > -- Ake Sandgren, HPC2N, Umea University, S-90187 Umea, Sweden Internet: [email protected] Phone: +46 90 7866134 Fax: +46 90-580 14 Mobile: +46 70 7716134 WWW: http://www.hpc2n.umu.se _______________________________________________ lustre-discuss mailing list [email protected] http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
