Greg,

Gregory Stark wrote:
I don't think DTrace is overkill either. The programmatic interface is
undocumented (but I've gotten Sun people to admit it exists -- I just have to
reverse engineer it from the existing code samples) but should be more or less
exactly what we need.

You probably know this already. There are existing commands that use the programmatic interface and would provide a good starting point. Here are a couple:

http://cvs.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/cmd/lockstat/lockstat.c
http://cvs.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/cmd/dtrace/dtrace.c

One of my colleagues is in the process of putting a tutorial together for how to do this, so if you decided to pursue this approach and need assistance, please let me know.

Regards,
Robert

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