raid | Randy's Blog

Clone a live linux system with Rsync over SSH

Posted on February 19, 2013 by Randy

Update: 5/3/17 — Add additional notes for CentOS7 (dracut + grub2) and XenServer targets All commands are run on new server. 1. Boot into rescue mode (iso, pxe, ect). 2. Create partitions with ‘fdisk /dev/sda’. Type 83 for non-RAID fs, 82 for swap, type fd in the case of RAID (all partitions). Flag boot partition […]

Setting up a large disk array in Linux through LVM

Posted on November 3, 2009 by Randy

A very large disk array (hardware RAID) combined with LVM (Logical Volume Management) will give you a vast amount of flexibility. Without LVM, you’ll have to reboot the entire machine to realize the new space when adding RAID members. Using LVM, you can take advantage of OLE (On Line Expansion) and expand your existing volumes […]

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