This article will describe on how to move or migrate LVM and volume group from one server to another. If you are working in a production environment then you have to know about the software disk management and all the methods to provide flexibility in storage management. LVM stand for logical volume management. It is […]
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 […]
Normally when you have added new storage to a running Virtual machine, you probably won’t see the new storage automatically. This is because the SCSI bus to which the storage devices are connected needs to be rescanned to make the new hardware visible. As a system administrator, to maintain the linux server uptime is very […]
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 […]
Basically, adding and removing LVM will always involves these three logical “layers” which are Physical volumes (pv), Volume groups (vg) and Logical volumes (lv). This post assumed that the Logical volumes haven’t created. In certain situation, linux administrators are required to remove the existing Physical Volume or Volume Group only. It is possible to perform […]
In previous post, i have cover the steps to create additional Logical volume manager (LVM). In certain situation, linux administrator is required to remove the existing logical volume. It is possible to perform the required task if that system administrator has the right skill on linux. Otherwise, they will put themselves and the organization in […]
This post will covers the steps to create additional Logical volume manager (LVM) on CentOS 6.3. This will very useful when the production system facing run out of disk space to store data. Sometimes there is another request for them to create additional LVM for new system or to store data. It is possible to […]
Most of the linux administrator facing run out of disk space to store data and sometimes there is another request for them to create additional logical volume manager(LVM) for new system or to store data. It is possible to perform this task if that system administrator has the right skill on linux. Otherwise, they will […]
In this post, i will share on how to setup additional LVM in CentOS 5.5. 1. Assumed that new hard disk 2 (sdb) has been added in this CentOS 5.5 server. 2. Print the current partition table of the hard disk : [root@server ~]# fdisk -lu Disk /dev/sda: 21.4 GB, 21474836480 bytes 255 heads, 63 […]