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Zeeland n00b
Joined: 13 Feb 2003 Posts: 28
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Posted: Thu Feb 13, 2003 8:44 am Post subject: Can't find 80 Gb harddisk. |
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Hi,
I am a newbie to Gentoo linux after I have tried Redhat, Mandrake, Suse, etc. I am willing to try gentoo linux.
But I ran in some trouble. I can't find my 80 Gb harddisk. (I know it is connected with the promise raid controller and accessible with winxp.)
I have also read that there are some trouble with raid controllers using gentoo, but I don't understand it exactly.
Ok here is the situation: I have a A7V8x motherboard from asus with one harddisk of 20 Gb(ATA66) on the primaire IDE port and a 80Gb harddisk(ATA133) on the secondairy port of the raid controller(this is ATA133 interface the other two is S-ATA). But when I load the raid driver from 1.2 or 1.4rc2 gentoo linux and go looking for my 80Gb harddisk, I find a 20Gb disk(/dev/ataraid/disc0/disc) connected to the raid controller and /dev/hda is also a 20Gb.
Please help. |
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Exci Apprentice
Joined: 12 Jul 2002 Posts: 265 Location: The Netherlands, Zoetermeer
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Posted: Thu Feb 13, 2003 12:10 pm Post subject: |
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did you try a
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W1ReD n00b
Joined: 10 Feb 2003 Posts: 37
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Posted: Thu Feb 13, 2003 3:01 pm Post subject: Re: Can't find 80 Gb harddisk. |
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Zeeland wrote: | Hi,
I am a newbie to Gentoo linux after I have tried Redhat, Mandrake, Suse, etc. I am willing to try gentoo linux.
But I ran in some trouble. I can't find my 80 Gb harddisk. (I know it is connected with the promise raid controller and accessible with winxp.)
I have also read that there are some trouble with raid controllers using gentoo, but I don't understand it exactly.
Ok here is the situation: I have a A7V8x motherboard from asus with one harddisk of 20 Gb(ATA66) on the primaire IDE port and a 80Gb harddisk(ATA133) on the secondairy port of the raid controller(this is ATA133 interface the other two is S-ATA). But when I load the raid driver from 1.2 or 1.4rc2 gentoo linux and go looking for my 80Gb harddisk, I find a 20Gb disk(/dev/ataraid/disc0/disc) connected to the raid controller and /dev/hda is also a 20Gb.
Please help. |
I'm not very positive about this, but isn't hda your primary master? In which case of course its 20gb because its the same drive! Try looking in /dev/hdb or /dev/hdc to find you primary slave and secondary master respectively. This is just a shot in the dark however--I'm not sure if Raid actually works this way or not.
Good luck!
W1ReD |
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Exci Apprentice
Joined: 12 Jul 2002 Posts: 265 Location: The Netherlands, Zoetermeer
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Posted: Thu Feb 13, 2003 3:09 pm Post subject: |
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depends, I only see 2 harddisks, one of 20 GB connected to a normal IDE channel, that means the second of 80GB is on the raid controller.
So he won't use RAID but just the IDE controller from those raid controllers.
that means his 80GB is somewhere between hde and hdz
that why do a :
this will list all of the HD's with their partitiontables, one in hd{a,b,c,d} and one in hde t/m z |
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W1ReD n00b
Joined: 10 Feb 2003 Posts: 37
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Posted: Thu Feb 13, 2003 4:12 pm Post subject: |
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yeah--that's the best way to go. Or he could just run cfdisk and view them, but your way will display more info.
W1ReD |
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Zeeland n00b
Joined: 13 Feb 2003 Posts: 28
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Posted: Fri Feb 14, 2003 1:58 pm Post subject: |
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Ok I've tried a little more. I disconnected the 20Gb harddrive and guess what? I'm unable to load the pdcraid modules. I get some error message which saids that it can't find the promise raid modules. By the way it is a Fasttrak 376, could it be possible that it is still not supported at this moment? The mainboard is 3 weeks old. |
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Caviel n00b
Joined: 18 Nov 2002 Posts: 22
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Posted: Fri Feb 14, 2003 6:48 pm Post subject: |
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Linux RAID installs are really funky....Took me almost a month to get the 233 w/ Promise RAID working, much to my boss' dismay.
Anyways, when you fire up your system off the CD, make sure you type the following at the boot prompt:
Code: | rescue hde=noautotune hdf=noautotune |
On the 233, it would cause the system to take MUCH longer to get to the shell, and the pdcraid module would not load properly. Once you've done that, you should be able to do the:
Code: | modprobe ataraid
modprobe pdcraid |
without any problems, and hopefully it will find the 80GB drive.
My main question is: Why are you using the ATA RAID controller with only one drive attached? |
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Zeeland n00b
Joined: 13 Feb 2003 Posts: 28
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Posted: Fri Feb 14, 2003 8:10 pm Post subject: |
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Caviel wrote: | My main question is: Why are you using the ATA RAID controller with only one drive attached? |
I friend of mine told me that a harddisk connected to the raid controller is faster as the IDE-controller on the mainboard, but I've never tested it.
But I'm gonna try that rescue option tomorrow morning. |
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BernieKe Tux's lil' helper
Joined: 02 Jul 2002 Posts: 130 Location: California/Bangalore/Belgium
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Posted: Sat Feb 15, 2003 4:38 pm Post subject: |
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it seems that with certain (new) kernels the modules for raidcontrollers don't work anymore (even with no raidfunctionality used), try to get it working with the gentoo-sources r7 first, as these certainly work (afterwards you can experiment with others)
if you do not intend to use the raidfunctionality you don't need to build in any raidmodules in the kernel
if the hd is connected to the first ide of your controller it should be on /dev/hde |
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Zeeland n00b
Joined: 13 Feb 2003 Posts: 28
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Posted: Sat Mar 01, 2003 3:50 pm Post subject: |
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BernieKe wrote: |
if you do not intend to use the raidfunctionality you don't need to build in any raidmodules in the kernel
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I've got a bit of newbie question......
Does this mean that the HD wil work even if I don't specify a RAID array inside the RAID bios? I've always specified a RAID array even if I had one disk. |
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BernieKe Tux's lil' helper
Joined: 02 Jul 2002 Posts: 130 Location: California/Bangalore/Belgium
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Posted: Sat Mar 01, 2003 4:05 pm Post subject: |
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yes: you don't need to define an array if you use the hd as a single hd |
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Zeeland n00b
Joined: 13 Feb 2003 Posts: 28
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Posted: Mon Mar 03, 2003 12:01 pm Post subject: |
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BernieKe wrote: | yes: you don't need to define an array if you use the hd as a single hd |
I guess this doesn't count for al RAID controllers. The onboard Promise FastTrak376 I've got won't work without defining a striped array of one disc . |
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BernieKe Tux's lil' helper
Joined: 02 Jul 2002 Posts: 130 Location: California/Bangalore/Belgium
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Posted: Mon Mar 03, 2003 2:10 pm Post subject: |
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hmmz...
well it seems like i was too fast in aswering as i only have experience with highpoint and mistakenly tought this would be the same with other controllers |
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