1 .TH modcalls.d 1m "$Date:: 2007-08-05 #$" "USER COMMANDS"
3 modcalls.d \- kernel function calls by module. Uses DTrace.
7 modcalls.d is a DTrace OneLiner to a report of the number of
8 kernel function calls by module.
10 This script may be useful to determine whether drivers are "thinking" when
11 troubleshooting driver issues.
13 Docs/oneliners.txt and Docs/Examples/oneliners_examples.txt
14 in the DTraceToolkit contain this as a oneliner that can be cut-n-paste
17 Since this uses DTrace, only the root user or users with the
18 dtrace_kernel privilege can run this command.
22 stable - while this script uses the unstable fbt provider, it does so
26 This samples until Ctrl\-C is hit.
33 This is the module name, or kernel driver name. if a name is
34 unfamiliar to you there may be a man page to explain what it is.
37 This is the number of function calls by this module.
40 See the DTraceToolkit for further documentation under the
41 Docs directory. The DTraceToolkit docs may include full worked
42 examples with verbose descriptions explaining the output.
44 modcalls.d will sample until Ctrl\-C is hit.