Category: Linux Disk Management

4

Basis Filesystem Management in Linux

In this doc I am trying to present base for Linux Filesystem. I tried to cover Theoratical and Pratical portition where-ever it is necessary. What is Filesystem In simple term you can say a FS is a medium to access your files/directories in any Unix Flavour....

15

Linux Admin Reference – Understand Device Mapper and DM-Multipath – Red Hat Enterprise Linux

Device-mapper is a very important component of Linux 2.6 kernel. It is used for many critical storage related applications, such as LVM2, Linux native multipath tool device-mapper-multipath, device-mapper software RAID, etc. A solid understanding of device-mapper helps system administrators to investigate various kinds of issues with...

0

Linux : Identifying Disk Errors in Linux

Below procedure can be used to identify the hard disk errors in linux operating system. Execute the following command to identify the available disk configuration   # /bin/more /proc/scsi/scsi Output will include all the currently available disks to the linux, and the output vary depending on...

7

Linux – Online configuration of new SAN disks to create new sybase raw volumes, using LVM.

As part of regular System Admin task we were asked to configure new storage to an existing sybase server without disturbing the existing storage and expecting no downtime for the existing production server. All necessary storage LUNS were already allocated by the Storage team as mentioned...

37

Experience LINUX LVM (Logical Volume Manager) with real time examples

1.) What LVM is? 2.) Terminology 3.) Creation of Physical Vol, Volume Group, Logical Volume, Filesystem creation, Mount and making the FS entry in /etc/fstab 4.) Add new disk under existing Volume Group 5.) Filesystem extension in Linux 6.) Filesystem shrinking in Linux 7.) Removing disk...

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