Hi, can you post output of https://github.com/d-helios/dtrace/blob/master/zfs/zfs_rwlatency.d And if you have separate log device output of https://github.com/d-helios/dtrace/blob/master/zfs/zil_latency.d --- What is your nfs-server settings? (sharectl get nfs)
чт, 24 авг. 2017 г. в 19:35, Richard Elling < [email protected]>: > On Aug 24, 2017, at 5:41 AM, Schweiss, Chip <[email protected]> wrote: > > I just move one of my production systems to OmniOS CE 151022m from 151014 > and my NFS performance has tanked. > > Here's a snapshot of nfssvrtop: > > 2017 Aug 24 07:34:39, load: 1.54, read: 5427 KB, swrite: 104 KB, > awrite: 9634 KB > Ver Client NFSOPS Reads SWrites AWrites Commits Rd_bw > SWr_bw AWr_bw Rd_t SWr_t AWr_t Com_t Align% > 3 10.28.17.1 0 0 0 0 0 0 > 0 0 0 0 0 0 0 > 3 all 0 0 0 0 0 0 > 0 0 0 0 0 0 0 > 4 10.28.17.1 9 0 0 0 0 0 > 0 0 0 0 0 0 0 > 4 10.28.16.160 17 0 0 0 0 0 > 0 0 0 0 0 0 0 > 4 10.28.16.127 20 0 0 0 0 0 > 0 0 0 0 0 0 0 > 4 10.28.16.113 74 6 6 0 0 48 > 56 0 1366 20824 0 0 100 > 4 10.28.16.64 338 16 0 36 3 476 > 0 1065 120 0 130 117390 100 > 4 10.28.16.54 696 68 0 91 5 2173 > 0 2916 52 0 93 142083 100 > 4 all 1185 90 6 127 8 2697 > 56 3996 151 20824 104 133979 100 > > The pool is not doing anything but serving NFS. Before the upgrade, the > pool would sustain 20k NFS ops. > > > The commit time is in microseconds, and it does look high. Is there a slog? > — richard > > > Is there some significant change in NFS that I need to adjust its tuning? > > -Chip > > > > _______________________________________________ > OmniOS-discuss mailing list > [email protected] > http://lists.omniti.com/mailman/listinfo/omnios-discuss > > _______________________________________________ > OmniOS-discuss mailing list > [email protected] > http://lists.omniti.com/mailman/listinfo/omnios-discuss >
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