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usr.bin/nfsstat/nfsstat.1
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.\" From: @(#)nfsstat.1 8.1 (Berkeley) 6/6/93 | .\" From: @(#)nfsstat.1 8.1 (Berkeley) 6/6/93 | ||||
.\" $FreeBSD: head/usr.bin/nfsstat/nfsstat.1 281888 2015-04-23 14:36:01Z trasz $ | .\" $FreeBSD: head/usr.bin/nfsstat/nfsstat.1 281888 2015-04-23 14:36:01Z trasz $ | ||||
.\" | .\" | ||||
.Dd April 23, 2015 | .Dd May 26, 2016 | ||||
.Dt NFSSTAT 1 | .Dt NFSSTAT 1 | ||||
.Os | .Os | ||||
.Sh NAME | .Sh NAME | ||||
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statistics | statistics | ||||
.Sh SYNOPSIS | .Sh SYNOPSIS | ||||
.Nm | .Nm | ||||
.Op Fl cemszW | .Op Fl cdemszW | ||||
.Op Fl M Ar core | .Op Fl M Ar core | ||||
.Op Fl N Ar system | .Op Fl N Ar system | ||||
.Op Fl w Ar wait | .Op Fl w Ar wait | ||||
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.Bl -tag -width indent | .Bl -tag -width indent | ||||
.It Fl c | .It Fl c | ||||
Only display client side statistics. | Only display client side statistics. | ||||
.It Fl d | |||||
Display statistics for the new NFS server that are similar to those | |||||
displayed by | |||||
.Xr iostat 8 . | |||||
This includes kilobytes per transfer, transfers per second, and megabytes per | |||||
second for read, write and all operations. | |||||
wblock: Use the serial/Harvard/Oxford comma:
s/ and/, and/ | |||||
rmacklemAuthorUnsubmitted Not Done Inline ActionsI have made this change to my copy of the patch. I don't know how to change it here. rmacklem: I have made this change to my copy of the patch. I don't know how to change it here. | |||||
It also includes the current queue depth, the busy percentage, and latency | |||||
for all operations. | |||||
If the | |||||
.Fl W | |||||
flag is added, commits per second, commit latency, read latency and write | |||||
wblockUnsubmitted Not Done Inline ActionsSerial comma again: wblock: Serial comma again:
s/ and/, and/ | |||||
rmacklemAuthorUnsubmitted Not Done Inline ActionsI have made this change to me copy of the patch. I don't know how to rmacklem: I have made this change to me copy of the patch. I don't know how to
update it here... | |||||
latency are also added to the display. | |||||
The busy percentage may exceed 100 at times. | |||||
wblockUnsubmitted Not Done Inline Actions"May" usually means "is permitted to", but here appears to mean "might". And it's not really the busy percentage, it's the calculated or shown busy percentage. So maybe The busy percentage shown can exceed 100 at times. wblock: "May" usually means "is permitted to", but here appears to mean "might". And it's not really… | |||||
rmacklemAuthorUnsubmitted Not Done Inline ActionsI've applied this change to my copy of the patch. I won't bother to say I don't know rmacklem: I've applied this change to my copy of the patch. I won't bother to say I don't know
how to… | |||||
That is not a bug, but is rather caused when a long running operation | |||||
completes. | |||||
wblockUnsubmitted Not Done Inline ActionsSorry, don't understand this explanation. Why does this cause displayed busy percentages to go over 100%? wblock: Sorry, don't understand this explanation. Why does this cause displayed busy percentages to go… | |||||
rmacklemAuthorUnsubmitted Not Done Inline ActionsHopefully will@ or ken@ can explain this further. I just cloned their patch. rmacklem: Hopefully will@ or ken@ can explain this further. I just cloned their patch. | |||||
.It Fl e | .It Fl e | ||||
Report the extra statistics collected by the NFS client and | Report the extra statistics collected by the NFS client and | ||||
server for NFSv4. | server for NFSv4. | ||||
Context not available. | |||||
Use wide format with interval short summary. | Use wide format with interval short summary. | ||||
This option is especially | This option is especially | ||||
useful when combined with | useful when combined with | ||||
.Fl c | .Fl c , | ||||
.Fl d , | |||||
or | or | ||||
.Fl s | .Fl s | ||||
and a time delay. | and a time delay. | ||||
Context not available. |
Use the serial/Harvard/Oxford comma:
s/ and/, and/