116 lines
1.7 KiB
Plaintext
116 lines
1.7 KiB
Plaintext
.TH rwtop 1m "$Date:: 2007-08-05 #$" "USER COMMANDS"
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.SH NAME
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rwtop \- display top read/write bytes process. Uses DTrace.
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.SH SYNOPSIS
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.B rwtop
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[\-Cc] [\-j|\-Z] [\-n name] [\-p PID]
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[\-t top] [interval [count]]
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.SH DESCRIPTION
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This is measuring reads and writes at the application level.
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This matches read and write system calls.
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Since this uses DTrace, only the root user or users with the
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dtrace_kernel privilege can run this command.
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.SH OS
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Solaris
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.SH STABILITY
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stable - needs the sysinfo provider.
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.SH OPTIONS
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.TP
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\-C
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don't clear the screen
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.TP
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\-c
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print counts
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.TP
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\-j
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print project ID
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.TP
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\-Z
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print zone ID
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.TP
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\-n name
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process name to track
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.TP
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\-p PID
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PID to track
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.TP
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\-t top
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print top number only
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.PP
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.SH EXAMPLES
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.TP
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Default output, print summary every 5 seconds
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#
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.B rwtop
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.PP
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.TP
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One second samples,
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#
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.B rwtop
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1
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.TP
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Print top 10 lines only,
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#
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.B rwtop
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\-t 10
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.TP
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Monitor processes named "bash",
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#
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.B rwtop
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\-n bash
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.TP
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Print 12 x 5 second samples, scrolling,
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#
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.B rwtop
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\-C 5 12
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.PP
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.SH FIELDS
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.TP
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PROJ
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project ID
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.TP
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ZONE
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zone ID
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.TP
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UID
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user ID
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.TP
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PID
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process ID
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.TP
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PPID
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parent process ID
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.TP
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CMD
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command name for the process
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.TP
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D
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direction, Read or Write
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.TP
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BYTES
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total bytes during sample
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.TP
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load
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1 minute load average
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.TP
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app_r
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total read Kb for sample
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.TP
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app_w
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total write Kb for sample
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.PP
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.SH DOCUMENTATION
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See the DTraceToolkit for further documentation under the
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Docs directory. The DTraceToolkit docs may include full worked
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examples with verbose descriptions explaining the output.
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.SH EXIT
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rwtop will run forever until Ctrl\-C is hit, or the specified
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interval is reached.
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.SH AUTHOR
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Brendan Gregg
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[Sydney, Australia]
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.SH SEE ALSO
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iotop(1M), dtrace(1M)
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