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How to Reduce / Shrink the Size of a LVM Partition Formatted with XFS Filesystem

Issue: – How to reduce the size a partition formatted with xfs filesystem?– How can I reduce the size of a LVM partition formatted...

Recovery of a degraded 3ware RAID-Controller with tw_cli (ECC-ERROR)

You have a RAID-1 with 2 disks and one disk fails. You change the failed disk and everything seems good as the...

How to Install Tomcat 7 Server on Ubuntu or Debian

Apache Tomcat is a opensource webserver product of Apache Foundation like Apache HTTP server. It is used for deploying Java Servlet and JSP...

How to Install PostgreSQL 9.6 on Ubuntu 18.04 LTS

POSTGRESQL is an open-source, full-featured relational database.PostgreSQL is the most advanced open source relational database, MySQL did...

IMAPSync to Transfer mail from server to server/cPanel

There is an active feature request to have server/cPanel add a tool to help migrate IMAP Mailboxes from a non-cPanel server to...
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MySQL – Restore a Single Table from a FULL mysqldump file

Use the sed command on your bash shell to separate the data of the table that you want to restore. For example, if we want...

Physical Volume is using an old PV header

Situation When running the pvs command the following warning is displayed: 

MegaCLI CheatSheet (2)

Get raid controller log MegaCli64 -adpeventlog -getevents -f lsi-events.log -a0 -nolog Raid Controller and Drive Status

SSH Issue no kex alg

So what is happened? What’s causing it? Well, a modern operating system like Debian Jessie is packaged with OpenSSH 6.7 or newer ...