On 11/17/2020 11:26 AM, Michael wrote: > On Tuesday, 17 November 2020 17:47:09 GMT the...@sys-concept.com wrote: >> I'm looking for an idea to duplicate my old gentoo system. >> I'm using old programs that require older version php, ( PHP Version >> 5.6) the program is not compatible with newer php. 7.4 and apache 2.2 >> >> Gentoo is install on 1TB SSD (/dev/sda) >> The new 2TB SSD is M.2 (so it has a strange name) >> >> 1.) Is my option only: >> dd if=/dev/sdX of=/dev/sdY bs=64K conv=noerror,sync >> >> If I duplicate the drive this way I'll end-up with two partitions, as >> I'll have 1TB free on a new drive. Or is there a way to resize >> partition on M.2 SSD >> >> 2.) Another options, I could dig-out the old programs from "attic", but >> that will not be an easy job. > > You could go about this in a number of different ways. > > dd command will take forever, as it is copying every bit and byte from one > disk to the next, whether it contains data or not. > > I prefer to use a clonezilla liveUSB to copy a disk or selected partitions > between disks, which will take significantly less time as only blocks with > data get copied over. > > You can increase the partition size after you finish copying it onto the new > disk and then the filesystem size within it. Gparted can run both steps in a > single stroke. > > If you prefer a more manual and tedious way, you can create a partition as > large as you need it to be on the new disk, format it with a filesystem of > choice, then use rsync or tar to copy over the files you want and --exclude > anything you don't want copied over.
Thanks for the input, will try on the weekend.