Here are some web sites that provide information about RAID.
The Linux Documentation (http://www.tldp.org) project provides a free, comprehensive library covering Linux and open source software. Of particular note are the following documents.
The Software RAID HOWTO provides a quick tutorial on configuring arrays, using raidtools. You can find this tutorial at http://www.tldp.org/HOWTO/Software-RAID-HOWTO.html.
The Boot+Root+Raid+LILO mini-HOWTO provides cookbook examples for booting directly from a software RAID using LILO. You can access the document at http://www.tldp.org/HOWTO/mini/Boot+Root+Raid+LILO.html.
“A Case for Redundant Arrays of Inexpensive Disks (RAID),” also known as the start of the Berkeley Papers, is available from the ACM web site (http://www.acm.org/sigmod/dblp/db/conf/sigmod/PattersonGK88.html), provided you have a subscription to their digital library.
http://www.nobell.org/~gjm/linux/ide-raid/ contains a case study of various ATA RAID setups.
The following web sites provide information about filesystems.
The ext2 home page
A technical paper authored by the developers of ext2
IBM’s JFS for Linux home page
The XFS for Linux home page
The ReiserFS home page
The ext3 home page
Storage Review (http://www.storagereview.com ...