Configuring the Kernel Parameters

You can setup the kernel parameters with root user using the following procedure.

1. Open the etc/sysctl.conf file.

   vi /etc/sysctl.conf

2. Set the following values:

   kernel.shmmni = 4096
   kernel.shmall = 2097152
   kernel.shmmax = 268435456
   kernel.sem = 500 256000 250 1024
   net.ipv4.tcp_keepalive_time = 300

3. Activate the new values.

   sysctl -p

4. Open the file /etc/security/limits.conf.

   vi /etc/security/limits.conf

5. Set the following values:

   mqm              hard    nofile		10240
   mqm              soft    nofile	  10240
   mqm              hard    nproc	    16384
   mqm              soft    nproc   	16384