Please modify the following values in /etc/security/limits file. -1 implies there are no limits:
Patrol User :
rss = -1
stack = -1
data = -1
-> Once you apply the changes, please check the ulimit output.
# ulimit -Ha
time(seconds) unlimited
file(blocks) 2097151
data(kbytes) unlimited
stack(kbytes) unlimited
memory(kbytes) unlimited
coredump(blocks) unlimited
nofiles(descriptors) unlimited
-> Restart the PATROL Agent and check.