Whilst studying for the Linux+ Exam just now, something hit me. If you ever run out of SATA/PATA ports on a system, you could just add more drives on the USB bus. this would be nice for the new RAID5 set up. Granted there’s the physical space/storage issues, but it’s still properly accessible storage. I … Read more »
When installing Fedora Core 6 on my Windows VMware setup, it failed to find any disks to install on. The reason? I selected the Guest OS as “Red Hat Linux”, seeing as Fedora Core has direct lineaege from Red Hat. Anyway, it doesn’t work and fails to find a disk. To get around this, choose … Read more »
If you follow this blog, you’ll know that I recently setup an Ubuntu box running Samba with a 2.7TB Raid5 array. Its job is to replace one of our 300GB Dell PowerVault 715N NAS boxes which has become full.
Finding files on our previous 300GB PowerVault was nothing short of a nightmare and, with such a … Read more »
A friend of mine has just had his employer’s Exchange server blacklisted by AOL, meaning anything from or to an aol address won’t go through. This often happens when people mistakenly flag legitimate mail as Spam in their AOL client or you leave your mail server as an Open Relay, opening a nice gateway for … Read more »
Couldn’t really find anyone who’d documented setting up a RAID 5 array with Linux and mdadm, so figured I’d jot down the method I used in Ubuntu 6.10. It basically boils down to four commands (I am assuming you have a fresh install):
sudo apt-get install mdadm
sudo mdadm --create /dev/md0 --raid-devices=5 /dev/sd[abcde]1 --level=raid5
sudo mke2fs -j /dev/md0
sudo mount /dev/md0 /mnt/raid
To explain a little:
The first command installs mdadm.
The second command creates the raid … Read more »