[lustre-discuss] Slow mount on clients
Andrew Elwell
andrew.elwell at gmail.com
Tue Feb 4 03:14:49 PST 2020
> HA / MGS running on second node in fstab
:-) that was one of the first things we checked, and I've tried
manually mounting it but no change
10.10.36.224 at o2ib4:10.10.36.225 at o2ib4:/askapfs1 3.7P 3.0P 507T 86%
/askapbuffer
hpc-admin2:~ # lctl ping 10.10.36.224 at o2ib4
12345-0 at lo
12345-10.10.36.224 at o2ib4
hpc-admin2:~ # lctl ping 10.10.36.225 at o2ib4
12345-0 at lo
12345-10.10.36.225 at o2ib4
hpc-admin2:~ # umount /askapbuffer
hpc-admin2:~ # time mount /askapbuffer/
real 1m15.099s
user 0m0.012s
sys 0m0.021s
hpc-admin2:~ #
and on the server:
[root at askap-fs1-mds01 ~]# mount -t lustre
/dev/mapper/array00_2 on /lustre/MGS type lustre (ro)
/dev/mapper/array00_1 on /lustre/askapfs1-MDT0001 type lustre (ro)
[root at askap-fs1-mds01 ~]# lctl list_nids
10.10.36.224 at o2ib4
[root at askap-fs1-mds01 ~]# tunefs.lustre --dryrun /dev/mapper/array00_2
checking for existing Lustre data: found
Reading CONFIGS/mountdata
Read previous values:
Target: MGS
Index: unassigned
Lustre FS: askapfs1
Mount type: ldiskfs
Flags: 0x1004
(MGS no_primnode )
Persistent mount opts: user_xattr,errors=remount-ro
Parameters: failover.node=10.10.36.224 at o2ib4:10.10.36.225 at o2ib4
Permanent disk data:
Target: MGS
Index: unassigned
Lustre FS: askapfs1
Mount type: ldiskfs
Flags: 0x1004
(MGS no_primnode )
Persistent mount opts: user_xattr,errors=remount-ro
Parameters: failover.node=10.10.36.224 at o2ib4:10.10.36.225 at o2ib4
exiting before disk write.
[root at askap-fs1-mds01 ~]#
(MDT0000 is mounted on the other node at this time).
More information about the lustre-discuss
mailing list