A. Khattri wrote: >On Fri, 20 May 2005, Emanuele Morozzi wrote: > > > >>Gentoo si installed in /dev/hda. >>The Raid is a striping raid composed of /dev/sda /dev/sdb and consists >>of 4 partitions. I created it installing windows (work reason). >>The SATA controller is a Silicon 3512. >> >>Before, with devfs, I used dmraid to create >>dev/mapper/sil<something>{1,2,3,4} and mounted direclty using this >>devices. I had to remove dmraid eBuild from /usr/local/portage (or >>something like that) because it blocked the "emerge -uD world", and the >>devices now are disappeared (i.e. using dmraid the devices are not >>created). I need to create them manually but I have not found the right >>way to do it. >>I someone knows how to create this devices, please tell me. >> >> > >The "normal" way to make (software) RAID devices is to use mkraid or >mdadm. > >* sys-fs/mdadm > Latest version available: 1.9.0-r1 > Latest version installed: 1.9.0-r1 > Size of downloaded files: 92 kB > Homepage: http://cgi.cse.unsw.edu.au/~neilb/mdadm > Description: A useful tool for running RAID systems - it can be used as > a replacement for the raidtools > License: GPL-2 > >* sys-fs/raidtools > Latest version available: 1.00.3-r4 > Latest version installed: [ Not Installed ] > Size of downloaded files: 163 kB > Homepage: http://people.redhat.com/mingo/raidtools/ > Description: Linux RAID 0/1/4/5 utilities > License: GPL-2 > >You should also check that you have md support in your kernel (or if its a >module, use "modprobe md" and "modprobe raidX" (where X is your RAID level >- if you dont know what RAID level means I suggest you read the RAID HOWTO >at tldp.org). > > > > Raidtools is depreciated in favour of mdadm, so id recommend you use mdadm. I use it for software RAID5 and its been working fine for over a year now, running 24/7. Its also very simple to configure and relativly easy to use.
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