12-30-2013
Calculating mean for samples 1-3 4-6 etc.
Hi.
I have a LOOONG list of samples but I am not sure how to write the loop/script to calculate the mean...
I normally use awk...
...................MEAN
Sample1 25.82 40.61333
Sample1 47.6
Sample1 48.42
Sample2 54.03 54.12
Sample2 53.98
Sample2 54.35
etc.....
I would like to receive a list like this:
Sample1 40.61333
Sample2 54.12
etc...
Thanks for your help,
DNA
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LEARN ABOUT MOJAVE
pridist.d
pridist.d(1m) USER COMMANDS pridist.d(1m)
NAME
pridist.d - process priority distribution. Uses DTrace.
SYNOPSIS
pridist.d
DESCRIPTION
This is a simple DTrace script that samples at 1000 Hz which process is on the CPUs, and what the priority is. A distribution plot is
printed.
With priorities, the higher the priority the better chance the process (actually, thread) has of being scheduled.
This idea came from the script /usr/demo/dtrace/profpri.d, which produces similar output for one particular PID.
Since this uses DTrace, only users with root privileges can run this command.
EXAMPLES
This samples until Ctrl-C is hit.
# pridist.d
FIELDS
CMD process name
PID process ID
value process priority
count number of samples of at least this priority
BASED ON
/usr/demo/dtrace/profpri.d
DOCUMENTATION
DTrace Guide "profile 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
pridist.d will sample until Ctrl-C is hit.
SEE ALSO
dispadmin(1M), dtrace(1M)
version 0.90 Jun 13, 2005 pridist.d(1m)