Type the following command with count being equal to the desired block size: dd if=/dev/zero of=/extraswap bs=1M count=4024 Setup the swap file with the command: mkswap /extraswap To enable the swap file immediately but not automatically at boot time: swapon...
Category: aws
aws
How to find the IP address of an amazon EC2
Question : How to find the IP address of an amazon EC2 by using linux command Ans : If you run "ifconfig –a" on an amazon ec2 instance (linux), it will give you the internal IP address, which is not...
aws
script to change hostname for AWS instance
If you want to set the public DNS as a hostname to the AWS linux server then you can set it by using following scripts. The default public DNs for the AWs instance in the format "ec2-51-163-230-103.compute-1.amazonaws.com" and when we...
aws
Resize root Volume on AWS Linux Instance
I have created a new CentOS Linux instance. I had selected 50GB of root volume during creating of instance but when system comes online it was showing only 8GB of disk is usable. I tried to resize root disk using...