I've changed the subject to pursue a side question..
Joshua Penix wrote: > On Jul 25, 2008, at 4:47 PM, James G. Sack (jim) wrote: > >> Just wondering how many people here use raid on their home desktop > > I do as a rule. RAID1 on everything. With the cost of hard drive > storage as low as it is, it seems ridiculous to do otherwise. Most > corporate (Windows) PCs I purchase these days also come with RAID1 right > out of the box. > > In both of these cases, I'm talking about small drives (250-320GB for > home, as low as 80GB for corp) in the RAID1. They're only there for the > OS and application load. I keep my bulk media storage on a NAS that has > its own RAID5 or RAID10 configuration and is kept in a closet. I like > to keep my desktops small and simple, not a 4-drive beast with a 600W > power supply sitting under my desk. > >> Then, for those who do (or know how they would-do), what partitioning do >> you use -- a bunch (giving several mds), or one/few (possibly using lvm >> on top)? > > I believe the mds should map closely to the physical drives, and LVM > should be responsible for the logical layout, so generally one huge md > with LVM sitting on top. The only exception to this might be a second > small md for /boot to simplify bootloader configuration... In the old days, boot had to be below the 1024-cylinder limit (or something like that), but what is the advantage of a small boot partition on current hardware and with today's bootloaders? Is there really anything operational, or perhaps it might be just a convenience -- say, for maintenance purposes? >.. Also remember > that swap needs to either be inside the LVM or on its own RAID set. > >> Or maybe there's some neat stuff by dropping the ext3/lvm blinders? > > I always like to leave myself some room. I'll set up the volume group > to take everything available, but then I'll configure the initial > logical volumes to only add up to 50-80% of the available space. That > leaves me a pool for future expansion that I can use when a need > arises. Much easier on the brain than trying to guess how you'll be > using partition space a year from now. > -- [email protected] http://www.kernel-panic.org/cgi-bin/mailman/listinfo/kplug-list
