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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...

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...

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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MegaCLI CheatSheet

How to show all LSI RAID info with MegaCLI: Show basic configuration: /opt/MegaRAID/MegaCli/MegaCli64 -LDInfo -Lall -aAll

Proxmox 5x “e1000 driver hang” fix

Problem: I started to experience proxmox servers going up and down, an intermittent response on the network (SSH),...

How To Fix “Device eth0 does not seem to be present, delaying initialization” Error on Centos

check network: # ifconfig lo        Link encap:Local Loopback           inet addr:127.0.0.1  Mask:255.0.0.0           inet6 addr: ::1/128 Scope:Host           UP...

Create Blocking Bad Bots Through Apache in WHM/cPanel

we see a lot of traffic from 'bad robots', these bots cause problems such as high server load, server instability and can...