----- Original Message ----- From: "Peter Beardsley" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, June 10, 2002 4:12 PM Subject: drive mirroring
> Hi, > I'm wondering if it's possible if you have two identical physical > hard drives to copy one onto the other such that you could boot off the > copy? Will dd do that? It's unclear to me what happens when you're > dealing with multiple partitions, and I don't have a machine with 2 drives > in it to play with right now. > If you use dd to copy a DEVICE (hda, sda, etc) it will copy the boot sector, partition table, and ALL contents, including things you might not want to copy, such as swap partitions. (No REAL harm there, just a waste of time.) If you use dd to copy a PARTITION (hda1, sda2, etc.) it will only copy the file system info and contents, not the partition table or boot sector. Rich Cloutier President, C*O SYSTEM SUPPORT SERVICES www.sysupport.com ***************************************************************** To unsubscribe from this list, send mail to [EMAIL PROTECTED] with the text 'unsubscribe gnhlug' in the message body. *****************************************************************
