Steps for resizing the PC partition in Linux
To view the partitions:
df -ah
Now umount the filesystem using the command given below:
umount /dev/sda1
Perform a check on the file system
e2fsck -f /usr/sda1
Now resize with
resize2fs /usr/sda1 60M
resize is a tool to perform partition.
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To get our public IP in Linux:
curl -s karthik.com
karthik.com is the host name
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Finding Open Sockets in Linux
lsof
use lsof -i also
To list all open internet files,use this command:
lsof -i -U
You can also get very specific about ports .We have to use the following command:
lsof -i TCP:3386
To look at UDP ports as follows:
lsof -i UDP:1812
