Error Message :
U00003434 Server routine 'UCGENX_R/GENX' required '0' minutes and '41,335' seconds for processing.
Overall slowness of the Automation Engine (AE) and Usage of WPs at 100%.
Investigation The screenshots below are from an AE version 11.2.1+hf.1.build.440. The WPs are at 100%.
<Please see attached file for image>

Checking the WP logs indicates that the routine "UCGENX_R/GENX" took a long time to process.
20160525/044555.978 - U00003434 Server routine 'UCGENX_R/GENX' required '0' minutes and '41,406' seconds for processing.
20160525/050112.820 - U00003434 Server routine 'UCGENX_R/GENX' required '0' minutes and '41,335' seconds for processing.
20160525/050151.641 - U00003434 Server routine 'UCGENX_R/GENX' required '0' minutes and '38,595' seconds for processing.
20160525/050304.300 - U00003434 Server routine 'UCGENX_R/GENX' required '0' minutes and '44,819' seconds for processing.
20160525/050349.563 - U00003434 Server routine 'UCGENX_R/GENX' required '0' minutes and '37,950' seconds for processing.
20160525/051547.142 - U00003434 Server routine 'UCGENX_R/GENX' required '0' minutes and '20,343' seconds for processing.
20160525/053058.012 - U00003434 Server routine 'UCGENX_R/GENX' required '0' minutes and '22,466' seconds for processing.