Re: [CentOS] data recovery

2011-09-29 Thread Paras pradhan
Lamar, Thanks for the info. Paras. On Tue, Sep 27, 2011 at 10:44 AM, Lamar Owen lo...@pari.edu wrote: On Monday, September 26, 2011 11:18:06 AM Paras pradhan wrote: On Mon, Sep 26, 2011 at 5:53 AM, Lamar Owen lo...@pari.edu wrote: May I ask what sort of SAN? Its a Hitachi OpenV fibre

Re: [CentOS] data recovery

2011-09-27 Thread Lamar Owen
On Monday, September 26, 2011 06:41:16 PM Ross Walker wrote: Might it be possible you ran KVM on the host and accidentally set the guest disk to /dev/sda? /dev/sde is the OP's LUN device. ___ CentOS mailing list CentOS@centos.org

Re: [CentOS] data recovery

2011-09-27 Thread Lamar Owen
On Monday, September 26, 2011 11:18:06 AM Paras pradhan wrote: On Mon, Sep 26, 2011 at 5:53 AM, Lamar Owen lo...@pari.edu wrote: May I ask what sort of SAN? Its a Hitachi OpenV fibre channel SAN (4Gbps HBA). My storage admin checked if this LUN can be accessible by others and he found no

Re: [CentOS] data recovery

2011-09-26 Thread Lamar Owen
On Friday, September 23, 2011 04:29:39 PM Paras pradhan wrote: This is a SAN drive mounted. I have checked with my storage administrator if this has been re mapped or any similar events and he verified that nothing has happened...(I trust him) May I ask what sort of SAN? Fibre Channel or

Re: [CentOS] data recovery

2011-09-26 Thread John Doe
From: Paras pradhan pradhanpa...@gmail.com On Fri, Sep 23, 2011 at 3:17 PM, John R Pierce pie...@hogranch.com wrote: On 09/23/11 12:33 PM, m.r...@5-cent.us wrote: Paras pradhan wrote:  Number  Start   End     Size   File system  Name      Flags    1      17.4kB  134MB   134MB      

Re: [CentOS] data recovery

2011-09-26 Thread Paras pradhan
Hi Lamar, On Mon, Sep 26, 2011 at 5:53 AM, Lamar Owen lo...@pari.edu wrote: On Friday, September 23, 2011 04:29:39 PM Paras pradhan wrote: This is a SAN drive mounted. I have checked with my storage administrator if this has been re mapped or any similar events and he verified that nothing

Re: [CentOS] data recovery

2011-09-26 Thread m . roth
Paras pradhan wrote: snip Here are some new additional info : My colleague mounted this LUN to a different host and we found the same partitions over there too which is normal. I dd a 1st device to a file and opened the image file with bvi and found some hosts name, VG name etc etc. in

Re: [CentOS] data recovery

2011-09-26 Thread Ross Walker
On Sep 26, 2011, at 11:18 AM, Paras pradhan pradhanpa...@gmail.com wrote: Hi Lamar, On Mon, Sep 26, 2011 at 5:53 AM, Lamar Owen lo...@pari.edu wrote: On Friday, September 23, 2011 04:29:39 PM Paras pradhan wrote: This is a SAN drive mounted. I have checked with my storage administrator if

Re: [CentOS] data recovery

2011-09-24 Thread Keith Roberts
On Fri, 23 Sep 2011, Michel Donais wrote: To: CentOS mailing list centos@centos.org From: Michel Donais don...@telupton.com Subject: Re: [CentOS] data recovery Two weeks ago I've been in similar situation on an 80 gig sata drive. Found it with 8 partition; boot was there but nothing

[CentOS] data recovery

2011-09-23 Thread Paras pradhan
Hi, Need help on data recovery. Suddenly my disk device's geometry has been changed to something that doesnot make any sense. Its a 1.8TB in size and had only one single partition. Now I can see 3 partitions sde1, sde2 and sde2 of sizes 130M, 140GB and 10GB. Is there any way to recover data

Re: [CentOS] data recovery

2011-09-23 Thread Keith Roberts
On Thu, 22 Sep 2011, Paras pradhan wrote: To: CentOS mailing list centos@centos.org From: Paras pradhan pradhanpa...@gmail.com Subject: [CentOS] data recovery Hi, Need help on data recovery. Suddenly my disk device's geometry has been changed to something that does not make any sense

Re: [CentOS] data recovery

2011-09-23 Thread Paras pradhan
On Fri, Sep 23, 2011 at 12:07 PM, Keith Roberts ke...@karsites.net wrote: On Thu, 22 Sep 2011, Paras pradhan wrote: To: CentOS mailing list centos@centos.org From: Paras pradhan pradhanpa...@gmail.com Subject: [CentOS] data recovery Hi, Need help on data recovery. Suddenly my disk

Re: [CentOS] data recovery

2011-09-23 Thread John R Pierce
On 09/22/11 3:48 PM, Paras pradhan wrote: Hi, Need help on data recovery. Suddenly my disk device's geometry has been changed to something that doesnot make any sense. Its a 1.8TB in size and had only one single partition. Now I can see 3 partitions sde1, sde2 and sde2 of sizes 130M, 140GB

Re: [CentOS] data recovery

2011-09-23 Thread Keith Roberts
On Fri, 23 Sep 2011, Paras pradhan wrote: *snip* No. This is a production server and nobody logs in. Very very restricted. Have you checked all your logs? What ports are open? What CLI tools to format a HDD do you have on the server? Also, is it possible for a trojan program to do this to

Re: [CentOS] data recovery

2011-09-23 Thread m . roth
Keith Roberts wrote: On Fri, 23 Sep 2011, Paras pradhan wrote: *snip* No. This is a production server and nobody logs in. Very very restricted. Have you checked all your logs? What ports are open? What CLI tools to format a HDD do you have on the server? snip And then there's the other

Re: [CentOS] data recovery

2011-09-23 Thread Keith Roberts
On Fri, 23 Sep 2011, m.r...@5-cent.us wrote: To: CentOS mailing list centos@centos.org From: m.r...@5-cent.us Subject: Re: [CentOS] data recovery Keith Roberts wrote: On Fri, 23 Sep 2011, Paras pradhan wrote: *snip* No. This is a production server and nobody logs in. Very very

Re: [CentOS] data recovery

2011-09-23 Thread m . roth
Keith Roberts wrote: On Fri, 23 Sep 2011, m.r...@5-cent.us wrote: From: m.r...@5-cent.us Keith Roberts wrote: On Fri, 23 Sep 2011, Paras pradhan wrote: *snip* No. This is a production server and nobody logs in. Very very restricted. Have you checked all your logs? What ports are open?

Re: [CentOS] data recovery

2011-09-23 Thread Paras pradhan
Here is o/p John Number Start End Size File system Name Flags 1 17.4kB 134MB 134MB Microsoft reserved partition msftres 2 135MB 134GB 134GB ntfs Basic data partition 3 134GB 1100GB 965GB Basic data partition Thanks

Re: [CentOS] data recovery

2011-09-23 Thread Paras pradhan
On Fri, Sep 23, 2011 at 1:32 PM, Keith Roberts ke...@karsites.net wrote: On Fri, 23 Sep 2011, Paras pradhan wrote: *snip* No. This is a production server and nobody logs in. Very very restricted. Have you checked all your logs? What ports are open? What CLI tools to format a HDD do you

Re: [CentOS] data recovery

2011-09-23 Thread m . roth
Paras pradhan wrote: Here is o/p John Number Start End Size File system Name Flags 1 17.4kB 134MB 134MB Microsoft reserved partition msftres 2 135MB 134GB 134GB ntfs Basic data partition 3 134GB 1100GB 965GB

Re: [CentOS] data recovery

2011-09-23 Thread Lamar Owen
On Thursday, September 22, 2011 06:48:07 PM Paras pradhan wrote: Suddenly my disk device's geometry has been changed to something that doesnot make any sense. Its a 1.8TB in size and had only one single partition. Now I can see 3 partitions sde1, sde2 and sde2 of sizes 130M, 140GB and 10GB.

Re: [CentOS] data recovery

2011-09-23 Thread Lamar Owen
On Friday, September 23, 2011 03:25:10 PM Paras pradhan wrote: Here is o/p John Number Start End Size File system Name Flags 1 17.4kB 134MB 134MB Microsoft reserved partition msftres 2 135MB 134GB 134GB ntfs Basic data partition 3

Re: [CentOS] data recovery

2011-09-23 Thread Paras pradhan
On Fri, Sep 23, 2011 at 2:43 PM, Lamar Owen lo...@pari.edu wrote: On Friday, September 23, 2011 03:25:10 PM Paras pradhan wrote: Here is o/p John Number  Start   End     Size   File system  Name    Flags  1      17.4kB  134MB   134MB               Microsoft reserved partition  msftres  2  

Re: [CentOS] data recovery

2011-09-23 Thread Keith Roberts
On Fri, 23 Sep 2011, m.r...@5-cent.us wrote: To: CentOS mailing list centos@centos.org From: m.r...@5-cent.us Subject: Re: [CentOS] data recovery Paras pradhan wrote: Here is o/p John Number Start End Size File system Name Flags 1 17.4kB 134MB 134MB

Re: [CentOS] data recovery

2011-09-23 Thread m . roth
Keith Roberts wrote: On Fri, 23 Sep 2011, m.r...@5-cent.us wrote: From: m.r...@5-cent.us Paras pradhan wrote: Here is o/p John Number Start End Size File system Name Flags 1 17.4kB 134MB 134MB Microsoft reserved partition msftres 2 135MB 134GB

Re: [CentOS] data recovery

2011-09-23 Thread Lamar Owen
On Friday, September 23, 2011 03:59:17 PM Keith Roberts wrote: If it's a production box in service, and this has happened to it, How can it still be running? It's not the boot or root drive. ___ CentOS mailing list CentOS@centos.org

Re: [CentOS] data recovery

2011-09-23 Thread Lamar Owen
On Friday, September 23, 2011 03:44:58 PM Paras pradhan wrote: Thanks for your detailed suggestion. Yes thats a GPT .. the o/p is from parted. Is this a removable or some sort, like USB, firewire, eSATA, hot-plug SCSI, Fibre-channel, or SAS? Could it have been taken out to another machine at

Re: [CentOS] data recovery

2011-09-23 Thread John R Pierce
On 09/23/11 12:33 PM, m.r...@5-cent.us wrote: Paras pradhan wrote: Here is o/p John Number Start End Size File system Name Flags 1 17.4kB 134MB 134MB Microsoft reserved partition msftres 2 135MB 134GB 134GB ntfs Basic

Re: [CentOS] data recovery

2011-09-23 Thread Paras pradhan
This is a SAN drive mounted. I have checked with my storage administrator if this has been re mapped or any similar events and he verified that nothing has happened...(I trust him) Here is one thing I have found. I dd the 1st 134MB partition to an image. and opened it with the hex editor. After

Re: [CentOS] data recovery

2011-09-23 Thread Paras pradhan
On Fri, Sep 23, 2011 at 3:17 PM, John R Pierce pie...@hogranch.com wrote: On 09/23/11 12:33 PM, m.r...@5-cent.us wrote: Paras pradhan wrote:  Here is o/p John  Number  Start   End     Size   File system  Name      Flags    1      17.4kB  134MB   134MB               Microsoft reserved

Re: [CentOS] data recovery

2011-09-23 Thread m . roth
Paras pradhan wrote: On Fri, Sep 23, 2011 at 3:17 PM, John R Pierce pie...@hogranch.com wrote: On 09/23/11 12:33 PM, m.r...@5-cent.us wrote: Paras pradhan wrote:  Here is o/p John  Number  Start   End     Size   File system  Name      Flags    1      17.4kB  134MB   134MB            

Re: [CentOS] data recovery

2011-09-23 Thread Craig White
On Sep 23, 2011, at 1:32 PM, Paras pradhan wrote: On Fri, Sep 23, 2011 at 3:17 PM, John R Pierce pie...@hogranch.com wrote: On 09/23/11 12:33 PM, m.r...@5-cent.us wrote: Paras pradhan wrote: Here is o/p John Number Start End Size File system Name Flags 1 17.4kB

Re: [CentOS] data recovery

2011-09-23 Thread John R Pierce
On 09/23/11 1:32 PM, Paras pradhan wrote: You mean the newer windows will create the partition schema as we are seeing it now? And you think its the automatic partitioning by windows if somebody has the access to this? i just noticed that 3rd partition is 1.1TB. you had said... Suddenly my

Re: [CentOS] data recovery

2011-09-23 Thread Paras pradhan
opps thats a typo.. the 3rd partition is yes 1.1TB and not 10GB. sorry. Paras. On Fri, Sep 23, 2011 at 3:43 PM, John R Pierce pie...@hogranch.com wrote: On 09/23/11 1:32 PM, Paras pradhan wrote: You mean the newer windows will create the partition schema as we are seeing it now? And you think

Re: [CentOS] data recovery

2011-09-23 Thread Michel Donais
Two weeks ago I've been in similar situation on an 80 gig sata drive. Found it with 8 partition; boot was there but nothing of the operating system to load Linux 5.6 My recovery solution was to put the disk on a window system as a secondary drive. Just connected to read data For reading I

Re: [CentOS] Data recovery with superblocks?

2007-08-20 Thread Tomasz Napierała
On Friday 17 August 2007 22:12:57 Scott Ehrlich wrote: Now, using fdisk, I was reminded of being given superblocks. Although I haven't used data recovery techniques using superblocks, is there a way to retrieve the superblock numbers the OS has assigned to a partition? sudo dumpe2fs

[CentOS] Data recovery with superblocks?

2007-08-17 Thread Scott Ehrlich
It recently occurred to me, as I was partitioning a RAID with fdisk, that when I built the system, I was presented with a graphical utility that magically created the partitions. Now, using fdisk, I was reminded of being given superblocks. Although I haven't used data recovery techniques