--On 9. Dezember 2009 19:08:07 -0500 Theo Schlossnagle <[email protected]>
wrote:
Now, there was some indication that there was a better place to probe
that would be more comprehensive -- that should be addressed.
For now there exists no consensus where they should go in. Tom pointed out
various issues with ExecProcNode() and he's worried about the performance
penalty those probes might introduce. I admit I'm not very experienced with
dtrace, but maybe some worries exists because an expensive instrumented
executor probe can cause forged results?
--
Thanks
Bernd
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