Tag: RAID

Adding a disk to a RAID5 array on a 3Ware array with tw_cli

I wanted to know if I could extend the size of a RAID5 array on the 3Ware 9650SE, so I tried something. Read More »
By halfgaar, 2 years ago, on February 17, 2011, at 12:02 | 2 comments

Aligning partitions with RAID and LVM on drives with 4 kB sectors

Hard disks are being released that abandon the long-established standard of 512 byte sectors. I just got two Western Digital WD15EARS ones, which uses 4 kB sectors. Western Digital Refers to this as "Advanced Format". This poses some serious problems. I will describe those, and what I did to 'solve' it. Read More »
By halfgaar, 3 years ago, on May 13, 2010, at 19:05 | 1 comment

Installing Arch Linux on RAID+LVM

I just installed Arch Linux on a RAID1+LVM, which involved some work. There already is a nice article about it, but I wanted to summarize for myself. Read More »
By halfgaar, 3 years ago, on May 13, 2010, at 18:05 | No comments

Sending SMS notifications of md device failure

I just wrote a script to send sms from a unix machine and I thought it would be a good idea to add an sms notification to mdadm. Therefore I wrote this script, called handle-md-event.sh: Read More »
By halfgaar, 3 years ago, on December 12, 2009, at 15:12 | 3 comments

Installing grub on RAID1

When you have your kernel image and grub boot stages on a Linux software RAID1 partition, installing grub needs a bit of trickery. Read More »
By halfgaar, 4 years ago, on June 21, 2009, at 13:06 | 3 comments