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timperrett/gist:e6079101ae469822a9b2c8c1a46429aa

Forked from luckydev/gist:b2a6ebe793aeacf50ff15331fb3b519d
Created April 30, 2018 07:56
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  1. @luckydev luckydev created this gist Apr 12, 2017.
    44 changes: 44 additions & 0 deletions gistfile1.txt
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,44 @@
    # 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

    # add the following line to it
    fs.file-max = 200000

    # run this to refresh with new config
    user@ubuntu:~$ sudo sysctl -p

    # edit the following file
    user@ubuntu:~$ sudo vim /etc/security/limits.conf

    # add following lines to it
    * soft nproc 200000
    * hard nproc 200000
    * soft nofile 200000
    * hard nofile 200000
    root soft nproc 200000
    root hard nproc 200000
    root soft nofile 200000
    root hard nofile 200000

    # edit the following file
    user@ubuntu:~$ sudo vim /etc/pam.d/common-session

    # add this line to it
    session required pam_limits.so

    # logout and login and try the following command
    user@ubuntu:~$ ulimit -n
    200000

    # now you can increase no.of.connections per Nginx worker
    # in Nginx main config /etc/nginx/nginx.conf
    worker_connections 200000;