Tag : logical volume
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FolksI was impressed with the description of VDO (Virtual Device Optimizer?) in the RedHat documentaion, so much that I tried to use it.The tutorials led me to a few commands.I built a VDO device on top of two USB disks which I made into a Logical Volu..
I did the following test:###############################################1.Computer with CentOS 7.5 installed on hard drive /dev/sda.Added two hard drives to the computer: /dev/sdb and /dev/sdc.Created a new logical volume in RAID-1 using RedHat Sys..
All.Currently I am trying to change a logical volume from linear to stripped because I would like to have a better write throughput. I would like to perform this change live without stopping access to this lv.I have found two interesting examples:http://community.hpe.com/t5/System-Administration/Need-to-move-the-data-from-Linear-LV-to-stripped-LV-on-RHEL-5-7/td-p/6134323http://www.depesz.com/2015/10/08/converting-logical-volume-so-that-its-striped/B..
HelloI am unable create a new logical volume, I receive the following error when using lvcreate # lvcreate -L 1g -n system3_root hm device-mapper: resume ioctl onfailed: Invalid argument Unable to resume hm-system3_root (253:7) Failed to activate ..
This idea is intruiging…Suppose one has a set of file servers called A, B, C, D, and so forth, all running CentOS 6.5 64-bit, all being interconnected with 10GbE. These file servers can be divided into identical pairs, so A is the same configurat..
I just installed a CentOS 6.5 System with the intention of using thinly provisioned snapshots. I created the volume group, a thinpool and then a logical volume. All of that works fine but when I create a snapshot mysnap then the snapshot volume g..
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