Jeffrey, The 750GB disks are all SATA 3Gb/s connected to the motherboard, a Gigabyte N680SLI-DQ6 (http://www.gigabyte.com/products/product-page.aspx?pid=2553#sp). I never had this kind of problem when I was running Gentoo. Thanks! Charles On Tue, Jan 18, 2011 at 10:25 PM, Jeffrey Monncrieff < jeffrey [ dot ] moncrieff [ at ] yahoo [ dot ] ca> wrote: > What kind of interface are the discs connected to? Is it some kind of > hardware raid card? > > ----- Original Message ----- > From: "Brenda J. Butler" <bjb [ at ] linuxbutler [ dot ] ca> > To: "Charles Nadeau" <charles [ dot ] nadeau [ at ] gmail [ dot ] com> > Cc: linux [ at ] lists [ dot ] oclug [ dot ] on [ dot ] ca > Sent: Tuesday, January 18, 2011 10:00:59 PM > Subject: Re: [OCLUG-Tech] Problem with the changing order of drives > > > Strange that the udev rules aren't working ... > > One approach is to debug that. Make sure no statements are causing > the udev rules you show below to be skipped, and/or move them earlier in > the sequence of udev rules (to help with finding what's causing them > to be skipped - if that is what's happening). > > Another approach is to use volume names. I don't know offhand how > to do that or I'd give some pointers right here. My guess is > you give volume names to the disks (they get written on the disks), > then use the volume names to mount the drives rather than the > device names. > > bjb > > > On Tue, Jan 18, 2011 at 05:50:58PM -0500, Charles Nadeau wrote: > > Hi, > > > > I had to reinstall linux over the week-end and made the switch from > Gentoo > > to Xubuntu 10.10. > > Since then, everytime the computer reboot,s the order of the drives > changes > > making the use of my RAID array very difficult. > > I tried writing udev rules but they are not followed on boot. > > > > charles@ottawa:/etc/udev/rules.d$ cat 80-local.rules > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST3750640AS_5QD0ZEL6", NAME="sda" > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST3750330AS_3QK0A55K", NAME="sdb" > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST3750640AS_3QD1BKH4", NAME="sdc" > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST3750330AS_3QK08ZAR", NAME="sdd" > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST31000528AS_6VP053RH", NAME="sde" > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST3320620AS_6QF1A82N", NAME="sdf" > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST3750640AS_5QD10GFJ", NAME="sdg" > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST3750640AS_5QD0ZMT2", NAME="sdh" > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST3750640AS_5QD0VDLG", NAME="sdi" > > SUBSYSTEM=="block", ATTR{ID_SERIAL}=="ST3750640AS_3QD0AF55", NAME="sdj" > > > > What else can I try? > > Thanks! > > > > Charles > > > > -- > > Charles Nadeau Ph.D. > > http://charlesnadeau.blogspot.com/ > > _______________________________________________ > > Linux mailing list > > Linux [ at ] lists [ dot ] oclug [ dot ] on [ dot ] ca > > http://oclug.on.ca/mailman/listinfo/linux > ---end quoted text--- > _______________________________________________ > Linux mailing list > Linux [ at ] lists [ dot ] oclug [ dot ] on [ dot ] ca > http://oclug.on.ca/mailman/listinfo/linux > > > > -- Charles Nadeau Ph.D. http://charlesnadeau.blogspot.com/