Re: HD 'Analysis'

2009-05-18 Thread Tobias Walkowiak
On Tue, May 05, 2009 at 01:46:00PM +0200, Hannah Schroeter wrote: dd if=/dev/sd1c of=/dev/null bs=64k ^r Do yourself a favor and use the raw device. why? -- t.walkow...@wallstreet-online.de

Re: HD 'Analysis'

2009-05-18 Thread Otto Moerbeek
On Mon, May 18, 2009 at 03:21:25PM +0200, Tobias Walkowiak wrote: On Tue, May 05, 2009 at 01:46:00PM +0200, Hannah Schroeter wrote: dd if=/dev/sd1c of=/dev/null bs=64k ^r Do yourself a favor and use the raw device. why? Because you use block devices for

Re: HD 'Analysis'

2009-05-18 Thread Hannah Schroeter
Hi! On Mon, May 18, 2009 at 03:21:25PM +0200, Tobias Walkowiak wrote: On Tue, May 05, 2009 at 01:46:00PM +0200, Hannah Schroeter wrote: dd if=/dev/sd1c of=/dev/null bs=64k ^r Do yourself a favor and use the raw device. why? If nothing else, it'll be much faster. Kind

Re: HD 'Analysis'

2009-05-18 Thread David Vasek
On Mon, 18 May 2009, Otto Moerbeek wrote: On Mon, May 18, 2009 at 03:21:25PM +0200, Tobias Walkowiak wrote: On Tue, May 05, 2009 at 01:46:00PM +0200, Hannah Schroeter wrote: dd if=/dev/sd1c of=/dev/null bs=64k ^r Do yourself a favor and use the raw device. why?

Re: HD 'Analysis'

2009-05-14 Thread Landry Breuil
On Thu, May 14, 2009 at 12:42 AM, Marco Peereboom sl...@peereboom.us wrote: I once wrote a fancy dd to recover a disk that jordan used for pictures. It worked well enough to get the crap off before the disk totally. Anyway I dusted it off and added a man page and stuff. Have a look at

Re: HD 'Analysis'

2009-05-13 Thread Marco Peereboom
I once wrote a fancy dd to recover a disk that jordan used for pictures. It worked well enough to get the crap off before the disk totally. Anyway I dusted it off and added a man page and stuff. Have a look at http://www.peereboom.us/diskrescue/ if you want to play. I'll add some more language

Re: HD 'Analysis'

2009-05-07 Thread Marco Peereboom
You people crack me up. I have been trying to ignore this post for a while but can't anymore. Garbage like badblock are from the era that you still could low level format a drive. Remember those fun days? When you were all excited about your 10MB hard disk? Use dd to read it; if it is somewhat

Re: HD 'Analysis'

2009-05-07 Thread ropers
On Monday 04 May 2009 17:56:43 L. V. Lammert wrote: What is the best way to do a surface analysis on a disk? 2009/5/5 Tony Abernethy t...@servacorp.com: There is, in the e2fsprogs package, something called badblocks. On Thu, May 07, 2009 at 01:10:56AM +0200, ropers wrote: I also would

Re: HD 'Analysis'

2009-05-07 Thread Tony Abernethy
Marco Peereboom wrote: On Monday 04 May 2009 17:56:43 L. V. Lammert wrote: What is the best way to do a surface analysis on a disk? 2009/5/5 Tony Abernethy t...@servacorp.com: There is, in the e2fsprogs package, something called badblocks. On Thu, May 07, 2009 at 01:10:56AM

Re: HD 'Analysis'

2009-05-07 Thread Sean Kamath
On May 7, 2009, at 4:50 PM, Tony Abernethy wrote: There are exotic ways of increasing risk by keeping the most of the not-failed-yet neighbors as supposedly good sectors. Not with a modern disk. The drives now essentially lie about where on the disk any given block is, you'll never know if

Re: HD 'Analysis'

2009-05-06 Thread Steve Shockley
On 5/5/2009 12:50 PM, Josi Quinteiro wrote: First thing I do with a new hard drive is run a long self-test using smartctl. If it passes it gets added to the system. I have smartd set to do a daily short self-test and a weekly long self-test on every drive. Replace any drives that start to show

Re: HD 'Analysis'

2009-05-06 Thread Steve Shockley
On 5/5/2009 11:49 AM, L. V. Lammert wrote: Some good options, .. seems like all are DOS, however g!! I guess that's no big deal if you're rebooting for the analysis, but it does not seem 'right'! No, they have a Windows version of Victoria! g Personally, I use these kinds of utilities to see

Re: HD 'Analysis'

2009-05-06 Thread Martin Schröder
2009/5/6, Steve Shockley steve.shock...@shockley.net: The self-tests take the drive offline while they run, right? Do you No. man smartctl Best Martin

Re: HD 'Analysis'

2009-05-06 Thread ropers
On Monday 04 May 2009 17:56:43 L. V. Lammert wrote: What is the best way to do a surface analysis on a disk? 2009/5/5 Tony Abernethy t...@servacorp.com: There is, in the e2fsprogs package, something called badblocks. I have used it (on Linux) to rescue bad disks. (Windows laptops -- kinda

Re: HD 'Analysis'

2009-05-06 Thread Steve Shockley
On 5/6/2009 11:24 AM, Martin Schrvder wrote: 2009/5/6, Steve Shockleysteve.shock...@shockley.net: The self-tests take the drive offline while they run, right? Do you No. man smartctl Huh. That kind of contradicts the name offline self test, but I guess they call that captive.

Re: HD 'Analysis'

2009-05-05 Thread Hannah Schroeter
Hi! On Mon, May 04, 2009 at 06:34:07PM -0400, STeve Andre' wrote: [...] I have a pile of disks that I suspect. Looking at the drawer, I see 8 of them. As I have time I test them, usually with dd: dd if=/dev/sd1c of=/dev/null bs=64k ^r Do yourself a favor and use the raw

Re: HD 'Analysis'

2009-05-05 Thread L. V. Lammert
At 10:32 PM 5/4/2009 -0400, Steve Shockley wrote: On 5/4/2009 5:56 PM, L. V. Lammert wrote: What is the best way to do a surface analysis on a disk? badsect seems like a holdover from MB-sized disks, and it doesn't do any analysis. MHDD might do what you want:

Re: HD 'Analysis'

2009-05-05 Thread L. V. Lammert
At 05:45 PM 5/4/2009 -0500, Tony Abernethy wrote: There is, in the e2fsprogs package, something called badblocks. I have used it (on Linux) to rescue bad disks. (Windows laptops -- kinda redundant?) Interesting, .. it DNB on 4.0, however, .. and I'm unsure as to any issues between utilities

Re: HD 'Analysis'

2009-05-05 Thread L. V. Lammert
At 03:36 PM 5/4/2009 -0700, Jose Quinteiro wrote: I use this http://smartmontools.sourceforge.net/ Saludos, Jose. Thanks! I have used smart tools in the past, .. but how do you use them for testing? Lee

Re: HD 'Analysis'

2009-05-05 Thread José Quinteiro
First thing I do with a new hard drive is run a long self-test using smartctl. If it passes it gets added to the system. I have smartd set to do a daily short self-test and a weekly long self-test on every drive. Replace any drives that start to show errors. Saludos, Jose. L. V. Lammert

Re: HD 'Analysis'

2009-05-05 Thread STeve Andre'
On Tuesday 05 May 2009 12:11:49 L. V. Lammert wrote: At 05:45 PM 5/4/2009 -0500, Tony Abernethy wrote: There is, in the e2fsprogs package, something called badblocks. I have used it (on Linux) to rescue bad disks. (Windows laptops -- kinda redundant?) Interesting, .. it DNB on 4.0, however,

HD 'Analysis'

2009-05-04 Thread L. V. Lammert
Been trying to build a replacement HD for a system, .. and it seems impossible to verify whether a disk is bad or not (having wasted some hours rsync'ing data only to have the HD lock up the system when doing the final rsync). What is the best way to do a surface analysis on a disk? badsect

Re: HD 'Analysis'

2009-05-04 Thread STeve Andre'
On Monday 04 May 2009 17:56:43 L. V. Lammert wrote: Been trying to build a replacement HD for a system, .. and it seems impossible to verify whether a disk is bad or not (having wasted some hours rsync'ing data only to have the HD lock up the system when doing the final rsync). What is the

Re: HD 'Analysis'

2009-05-04 Thread L. V. Lammert
At 06:06 PM 5/4/2009 -0400, STeve Andre' wrote: The best way is to get a new disk. I'm serious. Disks are cheap enough, and the value of whats on them is high enough that if you think its going, get a new one. Even if this is a hobby system, I'd do that. And I'm serious too - how many hard

Re: HD 'Analysis'

2009-05-04 Thread Jose Quinteiro
I use this http://smartmontools.sourceforge.net/ Saludos, Jose. L. V. Lammert wrote: At 06:06 PM 5/4/2009 -0400, STeve Andre' wrote: The best way is to get a new disk. I'm serious. Disks are cheap enough, and the value of whats on them is high enough that if you think its going, get a

Re: HD 'Analysis'

2009-05-04 Thread STeve Andre'
On Monday 04 May 2009 18:29:26 L. V. Lammert wrote: At 06:06 PM 5/4/2009 -0400, STeve Andre' wrote: The best way is to get a new disk. I'm serious. Disks are cheap enough, and the value of whats on them is high enough that if you think its going, get a new one. Even if this is a hobby

Re: HD 'Analysis'

2009-05-04 Thread Tony Abernethy
STeve Andre' wrote: On Monday 04 May 2009 17:56:43 L. V. Lammert wrote: Been trying to build a replacement HD for a system, .. and it seems impossible to verify whether a disk is bad or not (having wasted some hours rsync'ing data only to have the HD lock up the system when doing the

Re: HD 'Analysis'

2009-05-04 Thread Steve Shockley
On 5/4/2009 5:56 PM, L. V. Lammert wrote: What is the best way to do a surface analysis on a disk? badsect seems like a holdover from MB-sized disks, and it doesn't do any analysis. MHDD might do what you want: http://hddguru.com/content/en/software/2005.10.02-MHDD/ I haven't used it, but