Tag: RAM

PAE-Kernel extenstion: 4GB of RAM not showing

Why do server not showing up 4GB of RAM? By default a server supports up to a 4GB of RAM i.e. on a non-PAE kernel. If you wish to add 4GB RAM or more, you will have to install kernel-PAE package which addresses upto 64GB of RAM. Once you install […]

Get Hardware Information On Linux Using dmidecode Command

The tool dmidecode reads the system DMI table to display BIOS and hardware information of the server. Apart from getting current configuration of the system, you can also get information about maximum supported interface slots and memory capacity. dmidecodeis able to give information about the current RAM size on the […]

Howto: Increase RAM/Memory for Java.

In order to increase memory limit for Java, perform the following steps, edit the file: /var/cpanel/tomcat.options Insert the following 2 lines: Xmx200M Xms100M where, Xmx is the upper limit and Xms is the lower limit. You have to replace the values as per your requirement. Save the file and restart […]

Quick way to add SWAP

While it would be ideal if every server had plenty of RAM in the real world that does not happen. If for some reason you have a server with too little SWAP or you are hitting the max of the swap here is a quick hack which will create a […]

Choosing MaxClients

The MaxClients directive sets the limit on the number of simultaneous requests that can be supported. No more than this number of child server processes will be created. To configure more than 256 clients, you must edit the HARD_SERVER_LIMIT entry in httpd.h and recompile. In our case we want this […]

additional RAM on Xen VPS

If you wish to add additional RAM on a Xen based VPS, you need to follow the below steps: #Search the VM name: xm list #Edit the VM’s configuration file. Update the required value and save the file: vi /home/xen/vmname/vmname.cfg #To stop and start the VPS, follow the below steps: […]

Howto: Check Memory/RAM usage in Linux

How to check Memory (RAM) usage in Linux OR different ways to check RAM usage in Linux? Memory OR widely known as RAM is known to be one of the important component on the server which make sure the tasks performed on your server are processed fast enough. Higher the […]

Shell script to General FreeBSD and Linux System information

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