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Shell Programming and Scripting
Turn null value into 0 with a Bash Script
Post 302905644 by Goomie on Thursday 12th of June 2014 04:00:30 PM
06-12-2014
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LEARN ABOUT MOJAVE
sigdist.d
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)