Salt Stack – a Infrastructure management tool

Managing infrastructure is always complex when dealing with large number of systems and high speed communication between them is always a problem. So what is a “salt Stack?”. Consider we have a couple of machines that we manage. If we need perform  a couple of operations on them like patching , or perform some command execution...

Read More

Perl : File Locking using flock

As a application server admin, it do have to write scripts for various automation operations in weblogic. One such task to do deploy application in weblogic. As we know that Weblogic domain does not allow multiple operations to be performed at same time. We have to take a lock first and then perform action, if a lock is already been taken by a different operation a message is sent back saying “lock already taken“. In my...

Read More