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krukru / gist:cebc9fbd724d7fa46114f8cc02e376b0
Created May 11, 2018 15:30 — forked from luckydev/gist:b2a6ebe793aeacf50ff15331fb3b519d
Increate max no of open files limit in Ubuntu 16.04 for Nginx
# maximum capability of system
user@ubuntu:~$ cat /proc/sys/fs/file-max
708444
# available limit
user@ubuntu:~$ ulimit -n
1024
# To increase the available limit to say 200000
user@ubuntu:~$ sudo vim /etc/sysctl.conf
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krukru / mac_xwindows_x11_xvfb_headless_firefox_howto.md
Created March 30, 2016 13:47 — forked from textarcana/mac_xwindows_x11_xvfb_headless_firefox_howto.md
Headless Selenium on CentOS 6.3 (Mac XWindows / X11 / Xvfb / Headless Firefox / Selenium howto)

XWindows for Headless Selenium

X Wing art by Paul Harckham

How to set up a Headless Selenium Testing environment for CentOS 6.3.

On your CentOS 6.3 host

Follow these steps to set up a CentOS 6.3 host to run headless Selenium tests with Firefox.