How to Create LVM on CentOS 7 / RHEL 7

Storage technology plays a important role in improving the availability, performance, and ability to manage Linux servers. One of the most useful and helpful technology to linux system administrator is Linux Logical Volume Manager(LVM), version 2 (or LVM 2). LVM is a widely-used technique and extremely flexible disk management scheme for deploying logical rather than…

4 lvcreate Command Examples on Linux

Logical volume management (LVM) is a widely-used technique and extremely flexible disk management scheme. It basically contain three basic command : a. Creates the physical volumes using pvcreate b. Create the volume group and add partition into volume group using vgcreate c. Create a new logical volume using lvcreate The following examples focus on the…

A year in the life of OpenStack

What a year for OpenStack! With two shiny new releases, two excellent summits on opposite sides of the Atlantic, countless new features, and an ever-growing community of users and developers, it truly has been a year of progress for OpenStack. Let’s take a look back at some of our coverage here on Opensource.com, and perhaps…

How to Prepare for Zimbra 8 Installation Prerequisites on RHEL 7/CentOS 7

Before we install Zimbra 8, I would recommend you to meet all of these requirements. Some software prerequisites should be installed first, then setup the DNS and MX records, provides internet access to and from the Zimbra server, install the latest patches on the server zimbra 8, properly configure iptables filter or firewalld service, turn…

How to Install Zimbra 8.6.0 on RHEL 7/CentOS 7

Zimbra 8.6.0 brings new features, improvements in Mail server and better web clients experience. Some that caught my attention was local lmtp client can communicate over ssl for mail server, better organization of shared folders for web client and the calendar now can run search on description for location or resources. You can get detailed…

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