| .\" |
| .\" nfsiostat(8) |
| .\" |
| .TH nfsiostat 8 "15 Apr 2010" |
| .SH NAME |
| nfsiostat \- Emulate iostat for NFS mount points using /proc/self/mountstats |
| .SH SYNOPSIS |
| .BI "nfsiostat [[" <interval> "] [" <count> "]] [" <options> "]["<mount_point> "] |
| .SH DESCRIPTION |
| The |
| .B nfsiostat |
| command displays NFS client per-mount statisitics. |
| .TP |
| <interval> |
| specifies the amount of time in seconds between each report. |
| The first report contains statistics for the time since each file |
| system was mounted. Each subsequent report contains statistics collected |
| during the interval since the previous report. |
| .TP |
| <count> |
| If the |
| .I <count> |
| parameter is |
| specified, the value of |
| .I <count> |
| determines the number of reports generated at |
| .I <interval> |
| seconds apart. if the interval parameter is |
| specified without the |
| .I <count> |
| parameter, the command generates reports continuously. |
| .TP |
| <options> |
| Define below |
| .TP |
| <mount_point> |
| If one or more |
| .I <mount point> |
| names are specified, statistics for only these mount points will |
| be displayed. Otherwise, all NFS mount points on the client are listed. |
| .SH OPTIONS |
| .TP |
| .B \-a " or " \-\-attr |
| displays statistics related to the attribute cache |
| .TP |
| .B \-d " or " \-\-dir |
| displays statistics related to directory operations |
| .TP |
| .B \-h " or " \-\-help |
| shows help message and exit |
| .TP |
| .B \-l LIST or " \-\-list=LIST |
| only print stats for first LIST mount points |
| .TP |
| .B \-p " or " \-\-page |
| displays statistics related to the page cache |
| .TP |
| .B \-s " or " \-\-sort |
| Sort NFS mount points by ops/second |
| .TP |
| .B \-\-version |
| show program's version number and exit |
| .SH FILES |
| .TP |
| .B /proc/self/mountstats |
| .SH SEE ALSO |
| .BR iostat (8), |
| .BR mountstats (8), |
| .BR nfsstat(8) |
| .SH AUTHOR |
| Chuck Lever <chuck.lever@oracle.com> |