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Re: [OCLUG-Tech] Problem with the changing order of drives

  • Subject: Re: [OCLUG-Tech] Problem with the changing order of drives
  • From: "Prof. John C Nash" <nashjc [ at ] uottawa [ dot ] ca>
  • Date: Wed, 19 Jan 2011 12:17:25 -0500
In watching this thread, I'm reminded of the discussion at the Nov. meeting about some
glitches in recent distros, particularly Ubuntu. I've been finding Mint Debian a
friendlier choice since an attempt to put Ubuntu (I think 10.10, but may have been 10.04)
on an Asus Eee 900 caused a lockup that required removing battery to clear. Seems that
some hardware does not find recent Ubuntu's very friendly.

JN


On 01/19/2011 06:03 AM, Charles Nadeau wrote:
> 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---
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>>
>>
>>
> 
>