To increase the maximum open files:
vi /etc/security/limits.conf Add: * soft nofile 50000 * hard nofile 60000
Change the statement that specifies the value of nofiles to 8000.
For immediate changes, type the below at linux shell:
ulimit -n 60000 ulimit -u 2048
For many applications, the below problem often occurs:
Too many open files
Increase limits will solve this error.