How to check PCP enabled or Not

Check in Profile Option from Front end.
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Concurrent:PCP Instance Check%
It should be set to ON
Note:If it is set to ON.that means PCP is enabled.


From Backnd
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$ grep -i appldcp $CONTEXT_FILE
         <APPLDCP oa_var="s_appldcp">OFF</APPLDCP>

Here "OFF" means ..PCP is disabled.