diff options
Diffstat (limited to 'man/man8')
| -rw-r--r-- | man/man8/zpool.8 | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/man/man8/zpool.8 b/man/man8/zpool.8 index c0e8b24fe..92a2c75fb 100644 --- a/man/man8/zpool.8 +++ b/man/man8/zpool.8 @@ -23,11 +23,11 @@ .\" Copyright (c) 2012, 2017 by Delphix. All rights reserved. .\" Copyright (c) 2012 Cyril Plisko. All Rights Reserved. .\" Copyright (c) 2017 Datto Inc. -.\" Copyright (c) 2017 George Melikov. All Rights Reserved. +.\" Copyright (c) 2018 George Melikov. All Rights Reserved. .\" Copyright 2017 Nexenta Systems, Inc. .\" Copyright (c) 2017 Open-E, Inc. All Rights Reserved. .\" -.Dd March 9, 2018 +.Dd April 27, 2018 .Dt ZPOOL 8 SMM .Os Linux .Sh NAME @@ -1581,7 +1581,24 @@ block device. Verbose statistics Reports usage statistics for individual vdevs within the pool, in addition to the pool-wide statistics. .It Fl y +Omit statistics since boot. +Normally the first line of output reports the statistics since boot. +This option suppresses that first line of output. .It Fl w +Display latency histograms: +.Pp +.Ar total_wait : +Total IO time (queuing + disk IO time). +.Ar disk_wait : +Disk IO time (time reading/writing the disk). +.Ar syncq_wait : +Amount of time IO spent in synchronous priority queues. Does not include +disk time. +.Ar asyncq_wait : +Amount of time IO spent in asynchronous priority queues. Does not include +disk time. +.Ar scrub : +Amount of time IO spent in scrub queue. Does not include disk time. .It Fl l Include average latency statistics: .Pp |