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diskhits(1m) [osx man page]

diskhits(1m)							   USER COMMANDS						      diskhits(1m)

NAME
diskhits - disk access by file offset. Uses DTrace. SYNOPSIS
diskhits pathname DESCRIPTION
This prints how a file was accessed, the locations on a distribution plot. This is for the cache misses only - the file activity that resulted in disk events. Since this uses DTrace, only users with root privileges can run this command. EXAMPLES
Sample /var/adm/messages disk activity, # diskhits /var/adm/messages FIELDS
Location (KB) the file offset of the disk activity, Kbytes Size (KB) size of the disk activity, Kbytes Total RW Total disk activity, reads + writes BASED ON
/usr/demo/dtrace/applicat.d DOCUMENTATION
DTrace Guide "io Provider" chapter (docs.sun.com) See the DTraceToolkit for further documentation under the Docs directory. The DTraceToolkit docs may include full worked examples with ver- bose descriptions explaining the output. EXIT
diskhits will sample until Ctrl-C is hit. SEE ALSO
dtrace(1M) version 0.72 Apr 20, 2006 diskhits(1m)

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sigdist.d(1m)							   USER COMMANDS						     sigdist.d(1m)

NAME
sigdist.d - signal distribution by process. Uses DTrace. SYNOPSIS
sigdist.d DESCRIPTION
This is a simple DTrace script that prints the number of signals recieved by process and signal number. This script is also available as /usr/demo/dtrace/sig.d, where it originates. Since this uses DTrace, only users with root privileges can run this command. EXAMPLES
This samples until Ctrl-C is hit. # sigdist.d FIELDS
SENDER process name of sender RECIPIENT process name of target SIG signal number, see signal(3head) COUNT number of signals sent BASED ON
/usr/demo/dtrace/sig.d DOCUMENTATION
DTrace Guide "proc Provider" chapter (docs.sun.com) See the DTraceToolkit for further documentation under the Docs directory. The DTraceToolkit docs may include full worked examples with ver- bose descriptions explaining the output. EXIT
sigdist.d will sample until Ctrl-C is hit. SEE ALSO
kill.d(1M), dtrace(1M) version 1.00 Jun 09, 2005 sigdist.d(1m)
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