Since the PING monitor opens files to execute the icmp.exe variable, there is a possibility that up.time will consume all available file handles for its user.
Configuring ulimit settings in newer Linux distributions should be done via the following method to avoid this issue:
| Code Block |
|---|
Edit the /etc/security/limits.conf file. |
...
Add the following line: uptime soft nofiles 4096. |
...
Restart uptime_core service. |
To verify the number of open files for the Java process on Linux:
| Code Block |
|---|
# ps -f -u uptime | grep java |
...
Get the PID for java and insert below. |
...
| Code Block |
|---|
# lsof | grep <PID> | |
...
wc -l
If this is more than the number of files allowed to the user, we could be broken.
|
| Code Block |
|---|
# ulimit -n
Shows the number of files the user can get (need to be logged in as the up.time |
If this is more than the number of files allowed to the user, we could be broken.
...
user). |