Thank you very much for your time. This was very very helpful. ma 28. elok. 2023 klo 18.34 Stuart D Gathman (stu...@gathman.org) kirjoitti:
> On Sun, 27 Aug 2023, Roska Postit wrote: > > > What is the most proper way to swap my 500GB SSD drive to the bigger 2TB > SSD > > drive in the following LLVM configuration ? > > > > nvme0n1 259:0 0 465,8G 0 disk > > ├─nvme0n1p1 259:1 0 512M 0 part /boot/efi > > ├─nvme0n1p2 259:2 0 488M 0 part /boot > > └─nvme0n1p3 259:3 0 464,8G 0 part > > ├─pc3--vg-root 254:0 0 463,8G 0 lvm / > > └─pc3--vg-swap_1 254:1 0 980M 0 lvm [SWAP] > > Since you are not mirroring, just add the new drive. > > If this is a laptop, and you can only have one drive, then I suggest > you mount the new drive via USB (note there are at least 2 kinds of > nvme interface and you have to get a matching USB enclosure). > > Use dd to copy the partition table (this also often contains boot code) > to the new disk on USB. > Then use dd to copy the smaller partitions (efi,boot). > Now use cfdisk to delete the 3rd partition. > Expand the boot partition to 1G (you'll thank me later). > Allocate the entire rest of the disk to p3. > Create a new vg with a different name. Allocate root and swap on > new VG the same sizes. > Take a snapshot of current root (delete swap on old drive since you > didn't leave yourself any room), and use partclone to efficiently > copy the filesystem over to new root. > > Either a) edit grub and fstab on new drive to use new vg name or > b) boot from a live media to rename old and new vg or > c) rename vg just before shutting down to remove drive - > I think LVM can operate with dup VG name, but I've never > navigated the details. > > Swap drives after powerdown. > > A modern filesystem like ext2, xfs, btrfs, etc can expand as you expand > the root LV. Leave yourself some working room in the > VG._______________________________________________ > linux-lvm mailing list > linux-lvm@redhat.com > https://listman.redhat.com/mailman/listinfo/linux-lvm > read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ >
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