How to reset TIME_WAIT connection on my linux server ?
If you working as a system admin, you might have faced issue of multiple TIME_WAIT connections on a server resulting in no/slow connections to the specific server(s). To resolve such...
If you working as a system admin, you might have faced issue of multiple TIME_WAIT connections on a server resulting in no/slow connections to the specific server(s). To resolve such...
Today in this post, we will look how to identify the lvm, or multipath device which is mapped by device mapper on our system. Device mapper automatically creates a pseudo...
I. Introduction prelink as its name suggests is a program used to link ELF shared libraries and binaries in order to speed up startup time. Synopsis prelink [OPTION...] [FILES] prelink...
I. Introduction Let us have a look at an interesting tip today to turn off/on the bell sound during TAB completion. We will achieve this by changing inputrc file configuration....
Today we will look how to take backup/dump of all mysql databases of our linux system from command line. I. Taking Backup To take backup, we will use mysqldump command...
Processes marked as are zombie(Z in ps command output) processes (also called as “dead” processes) that remain in process table memory because their parent has not destroyed them properly after...
Today we will look at a very basic article to know various ways to create a file in linux. Lets see the various commands below. 1. Touch command [root@ngelinux ]#...
Today in this post, we will look how to perform redhat or centos major release upgrade. I. RHEL 5 to RHEL 6 a. In-place upgrades between major RHEL versions...
Today in this post, we will look how to search or grep special characters in a file text. To search special characters in linux, we need to escape them using...
Here is a quick tip to test a valid IP address on linux bash shell. I have recently used it in one of the scripts i need to prepare. I....