Number of open files and virtual memory limits

Update your open files and virtual memory limits to match the recommended values.

The recommended value of the ulimit -n setting, which governs number of open files that are allowed for a process, is 4096.

The recommended value of the ulimit -v setting, which governs the virtual memory limit for a process, is unlimited.

For more information, see the Performance and Tuning Guide at: https://www.ibm.com/developerworks/community/wikis/home?lang=en#!/wiki/IBMLogAnalyticsBeta/page/PerformanceandTuningGuide