Re: dd - cloning a disk.

2006-03-12 Thread Glenn Dawson
At 03:29 PM 3/11/2006, Joseph Vella wrote: On Saturday 11 March 2006 14:43, Wojciech Puchar wrote: Here is a simple (I think!) question for the I/O savy among you: If I had two identical disks, say, 73 GB Seagate 10K SCSIs, one completely operational fully setup FreeBSD with all the

Re: dd - cloning a disk.

2006-03-12 Thread Wojciech Puchar
list sometime in the last 3-5 weeks. Giorgios Keramidas commented that dd was too slow for his tastes and dd is the fastest, but probably he used small block size. 64K is OK ___ freebsd-questions@freebsd.org mailing list

Re: dd - cloning a disk.

2006-03-12 Thread Andrew Pantyukhin
On 3/12/06, Wojciech Puchar [EMAIL PROTECTED] wrote: It is, with a few 'buts'. Firstly, the source should be mounted but may not - unless system is generally idle. fsck will be checking the copy then, but with success. No matter what fsck says later, it's too dangerous. A FreeBSD system

Re: dd - cloning a disk.

2006-03-12 Thread Mike Jeays
On Sun, 2006-03-12 at 16:53 +0300, Andrew Pantyukhin wrote: On 3/12/06, Wojciech Puchar [EMAIL PROTECTED] wrote: It is, with a few 'buts'. Firstly, the source should be mounted but may not - unless system is generally idle. fsck will be checking the copy then, but with success. No

Re: dd - cloning a disk.

2006-03-12 Thread Andrew Pantyukhin
On 3/12/06, Mike Jeays [EMAIL PROTECTED] wrote: I have done this 'safely', by booting Knoppix, and using dd to copy the disk in the knowledge that all the UFS filesystems are closed and clean. Use a large blocksize; you can go a lot bigger than 64K. Single-user mode is more than enough and

dd - cloning a disk.

2006-03-11 Thread Grant Peel
Hi all, Here is a simple (I think!) question for the I/O savy among you: If I had two identical disks, say, 73 GB Seagate 10K SCSIs, one completely operational fully setup FreeBSD with all the trimmings, and the other blank, or perhaps loaded but no longer usable, is 'dd' and appropriate tool

Fw: dd - cloning a disk. Second Part!

2006-03-11 Thread Grant Peel
Peel [EMAIL PROTECTED] To: freebsd-questions@freebsd.org Sent: Saturday, March 11, 2006 9:25 AM Subject: dd - cloning a disk. Hi all, Here is a simple (I think!) question for the I/O savy among you: If I had two identical disks, say, 73 GB Seagate 10K SCSIs, one completely operational fully

Re: Fw: dd - cloning a disk. Second Part!

2006-03-11 Thread Chuck Swiger
Grant Peel wrote: I the answer is yes to the first question (original question), then, what happens if one 'dd's a small, say 36 GM disk to a larger one, say 73 GB. Can the newly made disk be resized so as not to loose 1/2 of it? If you partition the bigger disk into two fdisk partitions, one

Re: Fw: dd - cloning a disk. Second Part!

2006-03-11 Thread Grant Peel
] To: Grant Peel [EMAIL PROTECTED]; freebsd-questions freebsd-questions@freebsd.org Sent: Saturday, March 11, 2006 9:39 AM Subject: Re: Fw: dd - cloning a disk. Second Part! Grant Peel wrote: I the answer is yes to the first question (original question), then, what happens if one 'dd's a small

Re: Fw: dd - cloning a disk. Second Part!

2006-03-11 Thread Chuck Swiger
Grant Peel wrote: I was kinda thinkning Dump and Restore might be the way to go. I have never tried to use it to make a bootable disk though...does it do it automaticly or should I read something? (What)? See the nice FAQ entry:

Re: dd - cloning a disk.

2006-03-11 Thread Andrew Pantyukhin
On 3/11/06, Grant Peel [EMAIL PROTECTED] wrote: Hi all, Here is a simple (I think!) question for the I/O savy among you: If I had two identical disks, say, 73 GB Seagate 10K SCSIs, one completely operational fully setup FreeBSD with all the trimmings, and the other blank, or perhaps loaded

Re: dd - cloning a disk.

2006-03-11 Thread Wojciech Puchar
Here is a simple (I think!) question for the I/O savy among you: If I had two identical disks, say, 73 GB Seagate 10K SCSIs, one completely operational fully setup FreeBSD with all the trimmings, and the other blank, or perhaps loaded but no longer usable, is 'dd' and appropriate tool to

Re: Fw: dd - cloning a disk. Second Part!

2006-03-11 Thread Wojciech Puchar
Sorry, I forgpt to add this, I the answer is yes to the first question (original question), then, what happens if one 'dd's a small, say 36 GM disk to a larger one, say 73 GB. Can the newly made disk be resized so as not to loose 1/2 of it? yes - with growisofs and disklabel i actually did

Re: dd - cloning a disk.

2006-03-11 Thread Wojciech Puchar
It is, with a few 'buts'. Firstly, the source should be mounted but may not - unless system is generally idle. fsck will be checking the copy then, but with success. ___ freebsd-questions@freebsd.org mailing list

Re: dd - cloning a disk.

2006-03-11 Thread Joseph Vella
On Saturday 11 March 2006 14:43, Wojciech Puchar wrote: Here is a simple (I think!) question for the I/O savy among you: If I had two identical disks, say, 73 GB Seagate 10K SCSIs, one completely operational fully setup FreeBSD with all the trimmings, and the other blank, or perhaps

Re: dd - cloning a disk.

2006-03-11 Thread Kevin Kinsey
Grant Peel wrote: Hi all, Here is a simple (I think!) question for the I/O savy among you: If I had two identical disks, say, 73 GB Seagate 10K SCSIs, one completely operational fully setup FreeBSD with all the trimmings, and the other blank, or perhaps loaded but no longer usable, is 'dd'