Category: Linux Disk Management

Linux Administration Information Center

Booting Tasks Read – Unexpected Server Reboots of RHEL servers on HP Read – Linux Admin Reference – RedHat Linux Grub Loader Storage Responsibilities Read – Understand Device Mapper and DM-Multipath Read – Identifying Disk Errors in Linux Read – Identify if linux was installed on...

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RHEL 6 – ISCSI Administration Series – Configuring ISCSI Server and Client

  ISCSI Server Configuration on RHEL 6 Overall Steps :  Install the RPM required for ISCSI Target Administration  Enable the ISCSI Target Services  Configure the ISCSI target to share the storage  Attach Luns to the ISCSI Target  Share the ISCSI Target to specific Client Machines  Add...

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RHEL 6 – ISCSI Administration Series – ISCSI Lun resize

This is second post from the ISCSI administration series ( you can refer the first post here RHEL 6 – ISCSI Administration Series – Configuring ISCSI Server and Client ) . In this post, I will be showing you an hands-on exercise to expand a ISCSI LUN which is already...

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Working with kpartx Command in Red Hat Enterprise Linux

This tool, derived from util-linux’ partx, reads partition tables on specified device and create device maps over partitions segments detected. It is called from hotplug upon device maps creation and deletion. kpartx [-a | -d | -l] [-v] wholedisk Usage Example To mount all the partitions...

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Working with mdadm Command in RHEL7

Introduction RAID devices are virtual devices created from two or more real block devices. This allows multiple devices (typically disk drives or partitions thereof) to be combined into a single device to hold (for example) a single filesystem. Some RAID levels include redundancy and so can...

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