We have already learnt how to increase the size of lvm using lvextend command in linux.But Now here in this tutorial we will learn the reverse process i.e how to Reduce the lvm size in linux and we will do this in few simple steps.So this is basically an example lab showing how to reduce… Read More Reduce size of ext3/ext4 LVM partition in RHEL5/6/7 and CentOS5/6/7 using lvreduce command
If you are working as a Linux System Admin then resizing the file system size is an important task for you and you must know that.Here in this tutorial we are going to learn how to increase or extend lvm partition size.As we all know LVM provides us the facility to increase or reduce the… Read More Extend or increase LVM Partition size using lvextend command in linux
In this tutorial we will learn how to manually fail a device used in raid and how to add a new to device to existing raid. we will also learn how to use spare device and how to stop and remove software raid completely from our linux machine. But before we starting removing any devices… Read More How to fail add stop and remove software raid devices in Linux
This tutorial is all about software raid-1 creation in linux.We will learn how to configure software raid-1 in linux having spare devices.In this lab we are going to use RedHat Enterprise Linux 5 to configure software raid-1 with spare device.We use spare device as a reserved disk which is used only when any of disk… Read More How to create software raid-1 with spare devices.
This tutorial is all about how to configure software raid-0 in RedHat Enterprise Linux.Even if you are new to Linux you can easily configure RAID-0 by reading this article.I have written raid-0 creation notes step wise from begining to end.In this article instead of two hard drive i have used two different partitions to show… Read More software raid-0 configuration tutorial.
This tutorial is all about LVM SNAPSHOT .Please Don’t think that it is a substitute of media backup,no it’s not.LVM Snapshot features provides the ability to create virtual images of device at a particular instant without causing any service interruption. so you can also say that Snapshot copies of a file system are just a… Read More snapshot volume:create and configure snapshot volume in Red Hat Enterprse Linux
In the world of computer data is more important and with increase in internet users it’s increasing very fast and hence now storing data is most challenging task.Now it is not good to store your data on single drive when you know your data is important,because in case of disk failure your data will loss… Read More mirrored logical volume configuration in Red Hat Enterprise Linux
In this article we learn how to create an LVM striped logical volume that stripes data accross the disks and it is very similar to RAID-O.Here we will learn all the methods to create and configure a striped LVM.Striped Logical Volume Increases the performance because with striping I/O can be done in parallel.Striping enhance the… Read More Striped Logical Volume configuration in Red Hat Enterprise Linux
This article is all about Linux interview questions.In this article i have mentioned only LVM related interviews questions.It will be helpful for all those students who wants to start their career in Linux Field as a Linux System Admin.This article will help you to explore lvm little more and indepth.I have tried my best to… Read More LVM Interview Questions collections for Linux Admin
RAID,LVM & SWAP QUESTION PAPER This is a test paper or practice paper for students preparing for RHCSA and RHCE certification exams.In this section i have mentioned only RAId and LVM related questions asked during interviews or during RHCE exams.It will help you to understand the RAID and LVM concept in depth and learn the… Read More RAID LVM and SWAP TEST PAPER and RHCE Questions