Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-15 Thread Jason Pyeron
> -Original Message- > From: centos-boun...@centos.org > [mailto:centos-boun...@centos.org] On Behalf Of Chan Chung > Hang Christopher > Sent: Saturday, August 15, 2009 10:20 > To: CentOS mailing list > Subject: Re: [CentOS] OT: Fortunate clueless dd chum - lvm

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-15 Thread Chan Chung Hang Christopher
Robert Nichols wrote: > Ross Walker wrote: > >> Since you don't know if LVM has a recovery path how can you imply it >> doesn't? >> > > I've seen plenty of evidence that tools for LVM recovery are lacking. > I see postings from people asking about recovery of damaged LVM > volumes and not

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-15 Thread Chan Chung Hang Christopher
Lanny Marcus wrote: > On Fri, Aug 14, 2009 at 8:03 AM, Kristopher > Kane wrote: > I get to learn something new at his expense, (which is now just a scare) nice successor eh? :-D >> Maybe you could point him to this list for lunch time lesson reading, >> however, you won'

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-15 Thread Chan Chung Hang Christopher
Kristopher Kane wrote: >>> I get to learn something new at his expense, (which is now just a scare) >>> nice successor eh? :-D >>> > > Maybe you could point him to this list for lunch time lesson reading, > however, you won't be able to talk about him behind his back anymore. > Haha, I a

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Robert Nichols
Ross Walker wrote: > > Since you don't know if LVM has a recovery path how can you imply it > doesn't? I've seen plenty of evidence that tools for LVM recovery are lacking. I see postings from people asking about recovery of damaged LVM volumes and not getting any reasonable answers about how t

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Ross Walker
On Aug 14, 2009, at 9:22 PM, Robert Nichols wrote: > Ross Walker wrote: >> On Aug 14, 2009, at 12:48 PM, Robert Nichols >> wrote: >> >>> Ross Walker wrote: On Fri, Aug 14, 2009 at 5:00 AM, Chan Chung Hang Christopher wrote: Question now is, was the first sector of partition

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Lanny Marcus
On Fri, Aug 14, 2009 at 8:03 AM, Kristopher Kane wrote: >>> I get to learn something new at his expense, (which is now just a scare) >>> nice successor eh? :-D > >  Maybe you could point him to this list for lunch time lesson reading, > however, you won't be able to talk about him behind his back a

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Robert Nichols
Ross Walker wrote: > On Aug 14, 2009, at 12:48 PM, Robert Nichols > wrote: > >> Ross Walker wrote: >>> On Fri, Aug 14, 2009 at 5:00 AM, Chan Chung Hang >>> Christopher wrote: >>> >>> Question now is, was the first sector of partition 1 damaged (was it >>> 63 or 64 sectors dd'd)? >>> >>> If so i

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Ross Walker
On Aug 14, 2009, at 12:48 PM, Robert Nichols wrote: > Ross Walker wrote: >> On Fri, Aug 14, 2009 at 5:00 AM, Chan Chung Hang >> Christopher wrote: >> >> Question now is, was the first sector of partition 1 damaged (was it >> 63 or 64 sectors dd'd)? >> >> If so it will require a more tricky proc

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Robert Nichols
Ross Walker wrote: > On Fri, Aug 14, 2009 at 5:00 AM, Chan Chung Hang > Christopher wrote: > > Question now is, was the first sector of partition 1 damaged (was it > 63 or 64 sectors dd'd)? > > If so it will require a more tricky procedure to fix. No, the ext2 file system does not use the first 1

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Jason Pyeron
> -Original Message- > From: centos-boun...@centos.org > [mailto:centos-boun...@centos.org] On Behalf Of Ross Walker > Sent: Friday, August 14, 2009 10:30 > To: CentOS mailing list > Subject: Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery > > On F

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Ross Walker
On Fri, Aug 14, 2009 at 5:00 AM, Chan Chung Hang Christopher wrote: > >> >> First of all, I would dd a copy of the whole drive off to another drive, so >> you can have a few goes at this. >> >> How do you know only those bits where lost? >> > > The dd command zeros the first 64 sectors, that is, t

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Kristopher Kane
>> I get to learn something new at his expense, (which is now just a scare) >> nice successor eh? :-D  Maybe you could point him to this list for lunch time lesson reading, however, you won't be able to talk about him behind his back anymore. :-/ ___ Cen

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Ian Murray
- Original Message > From: Chan Chung Hang Christopher > To: CentOS mailing list > Sent: Friday, 14 August, 2009 10:00:41 > Subject: Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery > > > > > > First of all, I would dd a copy of the whole

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Chan Chung Hang Christopher
> > First of all, I would dd a copy of the whole drive off to another drive, so > you can have a few goes at this. > > How do you know only those bits where lost? > The dd command zeros the first 64 sectors, that is, the mbr and then the next 63 sectors which would the bootsector of the firs

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-14 Thread Ian Murray
- Original Message > From: Chan Chung Hang Christopher > To: CentOS mailing list > Sent: Friday, 14 August, 2009 3:31:32 > Subject: [CentOS] OT: Fortunate clueless dd chum - lvm recovery > > Looks like the chum did not have to lose any data. > > Wiping out the MBR and the next 63 blo

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-13 Thread Chan Chung Hang Christopher
Johnny Hughes wrote: > Chan Chung Hang Christopher wrote: > >> Chan Chung Hang Christopher wrote: >> >>> Looks like the chum did not have to lose any data. >>> >>> >> I cannot believe he actually tried to create a new filesystem on sda >> according to the .bash_history file after

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-13 Thread Johnny Hughes
Chan Chung Hang Christopher wrote: > Chan Chung Hang Christopher wrote: >> Looks like the chum did not have to lose any data. >> > I cannot believe he actually tried to create a new filesystem on sda > according to the .bash_history file after the dd commands. I think I > need a titanium clueb

Re: [CentOS] OT: Fortunate clueless dd chum - lvm recovery

2009-08-13 Thread Chan Chung Hang Christopher
Chan Chung Hang Christopher wrote: > Looks like the chum did not have to lose any data. > I cannot believe he actually tried to create a new filesystem on sda according to the .bash_history file after the dd commands. I think I need a titanium clueby4. Anybody know where I can get one? ___