Excerpts from Gurjeet Singh's message of dom sep 26 22:15:59 -0400 2010:
> Currently I am seeing a performance improvement of this script by only about
> 500 ms; say 11.8 seconds vs. 11.3 secs. But I remember distinctly that
> yesterday I was able to see an improvement of 11% on the same virtual
> machine, averaged on multiple runs; 42 sec vs 37 sec. It might be the case
> that the host OS or my Linux virtual machine were loaded at that time and
> the filesystem could not cache enough inodes.
Hmm. On my otherwise idle desktop machine, I can't measure a difference.
But this machine has enough RAM for inode cache.
> Seems like it would improve performance in general, but more so under load
> conditions when you actually need it. I am not sure if -depth option is
> supported by all incarnations of 'find'.
Álvaro Herrera <alvherre(at)commandprompt(dot)com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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