DTrace is a comprehensive dynamic tracing framework for the Solaris Operating Environment.

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2answers
1k views

Measure disk IO latencies of a running process

I'm trying to measure the disk IO latencies of a running process to make a histogram. I could do this with DTrace in operating systems that provide it (e.g. as in this Joyent paper), but my ...
3
votes
1answer
180 views

Are there awk versions that provide syntax for computing aggregations?

From time to time I find myself writing awk scripts that compute some simple statistics. For example computing a histogram, the average of a value, the standard deviation or even the variance ... ...
3
votes
2answers
471 views

Java process, swap (/proc Solaris10) memory highly utilized

How can I analyze high swap memory utilization of Solaris 10 for Java processes?
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1answer
315 views

DTrace to trap any chmod applied to certain files

Underneath the Mac OS X directory /audit I have certain files which users can access and chmod to their liking. I need to audit any chmod done on any files by recording the time, user and file being ...