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Diffstat (limited to 'cddl/contrib/dtracetoolkit/Man/man1m/modcalls.d.1m')
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diff --git a/cddl/contrib/dtracetoolkit/Man/man1m/modcalls.d.1m b/cddl/contrib/dtracetoolkit/Man/man1m/modcalls.d.1m new file mode 100644 index 0000000..af7722b --- /dev/null +++ b/cddl/contrib/dtracetoolkit/Man/man1m/modcalls.d.1m @@ -0,0 +1,50 @@ +.TH modcalls.d 1m "$Date:: 2007-08-05 #$" "USER COMMANDS" +.SH NAME +modcalls.d \- kernel function calls by module. Uses DTrace. +.SH SYNOPSIS +.B modcalls.d +.SH DESCRIPTION +modcalls.d is a DTrace OneLiner to a report of the number of +kernel function calls by module. + +This script may be useful to determine whether drivers are "thinking" when +troubleshooting driver issues. + +Docs/oneliners.txt and Docs/Examples/oneliners_examples.txt +in the DTraceToolkit contain this as a oneliner that can be cut-n-paste +to run. + +Since this uses DTrace, only the root user or users with the +dtrace_kernel privilege can run this command. +.SH OS +Any +.SH STABILITY +stable - while this script uses the unstable fbt provider, it does so +in a stable way. +.SH EXAMPLES +.TP +This samples until Ctrl\-C is hit. +# +.B modcalls.d +.PP +.SH FIELDS +.TP +first field +This is the module name, or kernel driver name. if a name is +unfamiliar to you there may be a man page to explain what it is. +.TP +second field +This is the number of function calls by this module. +.PP +.SH DOCUMENTATION +See the DTraceToolkit for further documentation under the +Docs directory. The DTraceToolkit docs may include full worked +examples with verbose descriptions explaining the output. +.SH EXIT +modcalls.d will sample until Ctrl\-C is hit. +.SH AUTHOR +Brendan Gregg +[Sydney, Australia] +.SH SEE ALSO +dtrace(1M) + |