diff options
Diffstat (limited to 'usr.bin/systat/systat.1')
-rw-r--r-- | usr.bin/systat/systat.1 | 40 |
1 files changed, 33 insertions, 7 deletions
diff --git a/usr.bin/systat/systat.1 b/usr.bin/systat/systat.1 index 4ee5e2d..b035eb9 100644 --- a/usr.bin/systat/systat.1 +++ b/usr.bin/systat/systat.1 @@ -217,10 +217,10 @@ bar graphs of the amount of time executing in user mode (``user''), in user mode running low priority processes (``nice''), in system mode (``system''), in interrupt mode (``interrupt''), and idle (``idle''). Statistics -on disk throughput show, for each drive, kilobytes of data transferred, -number of disk transactions performed, and average seek time -(in milliseconds). This information may be displayed as -bar graphs or as rows of numbers which scroll downward. Bar +on disk throughput show, for each drive, megabytes per second, +average number of disk transactions per second, and +average kilobytes of data per transaction. This information may be +displayed as bar graphs or as rows of numbers which scroll downward. Bar graphs are shown by default. .Pp The following commands are specific to the @@ -237,9 +237,9 @@ displayed in numeric columns which scroll downward. Show the disk .Tn I/O statistics in bar graph form (default). -.It Cm msps -Toggle the display of average seek time (the default is to -not display seek times). +.It Cm kbpt +Toggle the display of kilobytes per transaction. (the default is to +not display kilobytes per transaction). .El .It Ic swap Show information about swap space usage on all the @@ -452,6 +452,32 @@ drives may be specified, separated by spaces. .It Cm display Op Ar drives Display information about the drives indicated. Multiple drives may be specified, separated by spaces. +.It Cm only Op Ar drives +Display only the specified drives. Multiple drives may be specified, +separated by spaces. +.It Cm drives +Display a list of available devices. +.It Cm match Ar type,if,pass Op Ar | ... +Display devivces matching the given pattern. The basic matching +expressions are the same as those used in +.Xr iostat 8 +with one difference. Instead of specifying multiple +.Fl t +arguments which are then ORed together, the user instead specifys multiple +matching expressions joined by the pipe ( | ) character. The comma +separated arguments within each matching expression are ANDed together, and +then the pipe separated matching expressions are ORed together. Any +device matching the combined expression will be displayed, if there is room +to display it. For example: +.Pp +.Dl match da,scsi | cd,ide +.Pp +This will display all SCSI Direct Access devices and all IDE CDROM devices. +.Pp +.Dl match da | sa | cd,pass +.Pp +This will display all Direct Access devices, all Sequential Access devices, +and all passthrough devices that provide access to CDROM drives. .El .Sh SEE ALSO .Xr iostat 1 , |