[ic] Performance Issue

Stefan Hornburg (Racke) racke at linuxia.de
Thu Feb 15 03:47:38 EST 2007

Lars Tode wrote:
> Hi list.
> Few days ago I ported a catalog from Interchange 5.2.1 to 5.4.2 (and
> from one server to newer one). Since then I had massive problems with
> the performance of loops.
> The SQL - Statements are really fast, less then one second (in the sql -
> shell and in interchange). While debugging the code
> (Vend::Interpolate::query) I saw the the first form of the page
> (contains the products and some usertags and variables) was generated
> really fast. Everything after that (replace the usertags, scratches, if
> ...) took too much time (38 Seconds minimum).
> I think the problem is located caused by the changes of
> Vend::Interpolate (it changed from version to version
>, becaue the same code works fast in the old catalog.
> The new server is a quadcore, raid 10. The cpu load of interchange,
> while process the loop, is round about 98 %.
> I installed the old interchange (5.2.1) on this server to and did the
> same reques. The response of the old server is much more faster (cpu
> load 26 %).
> Any ideas?

Show your looping codes.


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