If the following error appears in an error log, it is likely that the OnApp user has hit their available process limit:
Fatal: can't create Thread
Any OnApp version
To check it, use the following command:
# ps -eLF | grep ^onapp | wc -l
The default maximum value is 1024 for CentOS 6 and 4096 for CentOS 7.
This global limit file is located in
/etc/security/limits.d/90-nproc.conf. Additionally, if you need to increase this value, you can find a limit per user in