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52 lines
1.1 KiB
Plaintext
52 lines
1.1 KiB
Plaintext
.TH cswstat.d 1m "$Date: 2015/09/30 22:01:09 $" "USER COMMANDS"
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.SH NAME
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cswstat.d \- context switch time stats. Uses DTrace.
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.SH SYNOPSIS
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.B cswstat.d
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.SH DESCRIPTION
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cswstat.d is a DTrace program to print context switch time
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statistics.
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This program measures the time consumed during context switching,
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and prints it with the number of context switches and the average
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time.
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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 sched provider.
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.SH EXAMPLES
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.TP
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Print statistics every second,
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#
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.B cswstat.d
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.PP
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.SH FIELDS
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.TP
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TIME
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The current time
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.TP
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NUM
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Number of context switches in this sample
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.TP
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CSWTIME
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Total time consumed context switching, us
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.TP
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AVGTIME
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Average time for each context switch, us
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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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cswstat.d will run forever until Ctrl\-C is hit.
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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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mpstat(1M), dtrace(1M)
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