[OPEN-ILS-DEV] Heating up search

Robin H. Johnson rjohnson at sitka.bclibraries.ca
Mon May 23 14:06:56 EDT 2011


On Mon, May 23, 2011 at 01:24:04PM -0400, Duimovich, George wrote:
> Regarding Dan Scott's blog post on heating up Evergreen search:
> http://coffeecode.net/archives/165-Heating-up-Evergreen-search.html

I wrote the attached script as a refactor of some inherited past code and the
linked post. Hopefully it helps some folks.

If you don't have enough RAM to fit all of your indices in, tweak the SQL query
to exclude the ones that aren't needed.

The readahead-list package is used for the actual reading, as it outperforms
cat, and explicitly informs the kernel that other processes will be using the
data after it's loaded. It used to be included w/ Ubuntu, but got removed due
to politics.

-- 
Robin Hugh Johnson
SITKA: Sysadmin
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