Consumed total memory of Server and unable to process any request through application 11i

Hello,
After applying below list of patches total was being consumed total memory of Server and unable to process any request through application 11i. below are the errors I got from log files and while accessing application.

Using J2SE Version 6 with Oracle E-Business Suite 11i [ID 401561.1]
Patch #9935935
Patch #16414360

Deploying Sun JRE (Native Plug-in) for Windows Clients in Oracle E-Business Suite 11i [ID 290807.1]
Patch #5006182,
Patch #5622511,
Patch #5977502

Patch #3032057
Patch #4495476



Patch #13979374 CPU Q3 2012
Patch #14321240 CPU Q4 2012
Patch #14782699 CPU Q1 2013
Patch #16196188 CPU Q2 2013
Patch #16264433
Patch #5700129 9i Application server patch
Patch #14510576 OHS patch

Logfile errors
--> Could not contact Service Manager FNDSM_HPTST01_DEVL. The TNS alias could not be located, the listener process on HPTST01 could not be contacted, or the listener failed