[Koha] Koha used 100% cpu

[Carlos Rodrigo Cordova Sandoval]

Hi Friends,

have a problem with our koha 3.16.02 installed on debian 64bit 7x and has
45,000 records and 157,000 items, our koha uses 100% of cpu. view image.

http://snag.gy/xWIXP.jpg


and optimize mysql, apache and memcache activated according to wiki
http://wiki.koha-community.org/wiki/Koha_Tuning_Guide

the features of the server are:
Processor: 4 core  Intel(R) Xeon(R) CPU E5-2609 0 @ 2.40GHz
RAM: 6GB

thank you very much.

-Carlos