Java `OutOfMemoryError` when creating < 100 threads

Question

I\'ve been reading and testing and banging my head on the wall for over a day because of this error.

I have some Java code in a class called Listener t

Answer 1

You can be limit by max user processes, to know your limit use :

ulimit -u

To change the limit :

In /etc/security/limits.conf set :

user soft nproc [your_val] 
user hard nproc [your_val]

You may have to add some other config if it's not enough see this link.

Note : The OP found this bug report in fedora and centos which explains the limitations of editing /etc/security/limits.conf.