Gentoo Archives: gentoo-user

From: Ryan Viljoen <ravilj@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] P4P800 - Intel ICH5R - data recovery?
Date: Thu, 21 Jul 2005 16:35:30
Message-Id: deb2011050721093023bb8f4e@mail.gmail.com
In Reply to: Re: [gentoo-user] P4P800 - Intel ICH5R - data recovery? by "José Pedro Saraiva"
1 This has been a really interesting topic. I also have a P4P800 which I
2 suspect is also on its way out and was wondering the exact same thing
3 the other day. And I have no chance of backing up all my data there is
4 just to much of it.
5
6 Thanks Jose.
7
8 Cheers
9 Rav
10
11 On 7/21/05, José Pedro Saraiva <nocive@×××××.com> wrote:
12 > On 7/20/05, Patrick Rutkowski <rutski89@×××××.com> wrote:
13 > > On Tuesday 19 July 2005 19:37, José Pedro Saraiva wrote:
14 > > > Thanks for the reply Colin =)
15 > > >
16 > > > > If you remember your stripe size, then you should be able to plug
17 > > > > your drives into any ICH5R-based motherboard and get your data back.
18 > > > > Theoretically, you could plug your drives into any RAID whose BIOS
19 > > > > does not write to the disks when creating an array and then recreate
20 > > > > the array in the BIOS with the same stripe size. I don't know if
21 > > > > software RAID can rebuild your array, but that seems like your best
22 > > > > bet, lest you have a friend with a lot of SATA RAID controllers (s)
23 > > > > he's willing to lend out.
24 > > >
25 > > > I already ordered another ICH5R motherboard (similar to my P4P800 but
26 > > > a new model, since my old one is not available anymore) to try that
27 > > > out. I'm almost sure that my stripe size is 64KB (default). If so,
28 > > > plugging my hard drives into the new board and creating a new array
29 > > > with the same stripe size will give me access to my data? Or is there
30 > > > the risk of loosing it all? Do you know if the ICH5R writes to the
31 > > > disks when creating the array?
32 > > >
33 > > > > If all else fails and your data is priceless, grab a couple grand and
34 > > > > look into professional data recovery, because unless you can find a
35 > > > > super-geek, that will probably be your best bet.
36 > > >
37 > > > Unfortunately I cannot afford such a service, even though my data is
38 > > > crucial to me, they're just too expensive for my pocket. :-(
39 > > >
40 > > > José Pedro
41 > >
42 > > My one BIG FAT WARNING to you would be to think for 30 seconds or more before
43 > > pushing any buttons when redoing your disks.
44 > >
45 > > Its very easy to accidentally format things when you don't know exactly what
46 > > your doing... at least for me it is; I've done it :-p
47 > >
48 > > Wishing the best of luck,
49 > > Patrick Rutkowski
50 > >
51 > It turns out everything is easier than we thought!
52 > I contacted Intel for some support and here's what they told me:
53 >
54 > -----------------------------------------------------------------------------
55 > Thank you for contacting Intel(R) Technical Support.
56 >
57 > You should be able to just connect both drives to a motherboard with
58 > either the Intel(R) 82801ER I/O controller hub (ICH5R), the Intel(R)
59 > 82801FR I/O controller hub (ICH6R) or the Intel(R) 82801GR I/O
60 > controller hub (ICH7R) and everything should work fine.
61 >
62 > Now, you just need to connect the drives. Do not create the RAID 0
63 > volume again because this will cause the drives to be overwritten.
64 >
65 > Before plugging in the drives, make sure that the onboard RAID
66 > controller is enabled in the BIOS, or that Serial ATA features are set
67 > to RAID. Either one of the above RAID controllers, once enabled at
68 > BIOS level, should be able to detect the RAID structure on the drives.
69 > -----------------------------------------------------------------------------
70 >
71 > Neat, huh? :D
72 > Now I can blame Intel if anything goes wrong! :>
73 >
74 > Regards,
75 > José Pedro
76 >
77 > --
78 > gentoo-user@g.o mailing list
79 >
80 >
81
82
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