> Today's Topics: > 1. Full system backup with rsync (niya levi) > 2. Re: Full system backup with rsync (Ralf Mardorf) > 3. Re: Full system backup with rsync (Ralf Mardorf) > 4. Re: Full system backup with rsync (Ralf Mardorf) > 5. Re: Full system backup with rsync (Ralf Mardorf) > 6. Re: Full system backup with rsync (Merlin B?ge) > 7. Re: Full system backup with rsync (Merlin B?ge) > 8. Re: Full system backup with rsync (Merlin B?ge) > 9. Re: Full system backup with rsync (Ralf Mardorf) > > > ---------------------------------------------------------------------- > > Message: 1 > > > ------------------------------ > > Message: 2 > Date: Mon, 17 Oct 2016 21:11:23 +0200 > From: Ralf Mardorf <silver.bullet@xxxxxxxx> > To: arch-general@xxxxxxxxxxxxx > Subject: Re: Full system backup with rsync > Message-ID: <20161017211123.2ead397e@utnubu> > Content-Type: text/plain; charset=US-ASCII > > > # grub-install --target=i386-pc /dev/sdx > # grub-mkconfig -o /boot/grub/grub.cfg > you could simply > > sudo systemd-nspawn -bqD /mnt/ > > from the existing install and run the commands required for your > bootloader of choice, assuming this grub auto thingy does generate UUID > based entries and your fstab (if you still should use fstab at all) does > contain those, too, since sdx would change from x=b to x=a, if you > remove the old drive. > > Regards, > Ralf > > > > -- Death of ROXTerm > https://sourceforge.net/p/roxterm/discussion/422638/thread/60da6975/ > ------------------------------ Message: 3 Date: Mon, 17 Oct 2016 > 21:18:37 +0200 From: Ralf Mardorf <silver.bullet@xxxxxxxx> To: > arch-general@xxxxxxxxxxxxx Subject: Re: Full system > backup with rsync Message-ID: <20161017211837.565c38ca@utnubu> > Content-Type: text/plain; charset=US-ASCII On Mon, 17 Oct 2016 > 21:11:23 +0200, Ralf Mardorf wrote: >> you could simply >> >> sudo systemd-nspawn -bqD /mnt/ >> > >from the existing install and run the commands required for your >> bootloader of choice, assuming this grub auto thingy does generate UUID >> based entries and your fstab (if you still should use fstab at all) >> does contain those, too, since sdx would change from x=b to x=a, if you >> remove the old drive. > PPS: > > Oops again, > > this would add entries for the new and old drive's , so after > removing the old drive, you need to run the grub auto-thingy again, to > get rid of the entries related to the old drive. > > ------------------------------ > > Message: 5 > Date: Mon, 17 Oct 2016 21:28:17 +0200 > From: Ralf Mardorf <silver.bullet@xxxxxxxx> > To: Arch general <arch-general@xxxxxxxxxxxxx> > Subject: Re: Full system backup with rsync > Message-ID: <20161017212817.2e3f0db9@utnubu> > Content-Type: text/plain; charset=US-ASCII > > On Mon, 17 Oct 2016 21:11:23 +0200, Ralf Mardorf wrote: >> you could simply >> >> sudo systemd-nspawn -bqD /mnt/ >> > >from the existing install and run the commands required for your >> bootloader of choice, assuming this grub auto thingy does generate UUID >> based entries and your fstab (if you still should use fstab at all) >> does contain those, too, since sdx would change from x=b to x=a, if you >> remove the old drive. > Did I misunderstand something? > > Sure, if not both drives should be connected, you need a live media to > install grub. > > My apologies. > > > ------------------------------ > > Message: 6 > Date: Mon, 17 Oct 2016 21:42:03 +0200 > From: Merlin B?ge <toni@xxxxxxxxxxxx> > To: General Discussion about Arch Linux <arch-general@xxxxxxxxxxxxx> > Subject: Re: Full system backup with rsync > Message-ID: <20161017214203.d327b9224e06fa29ea6d1276@xxxxxxxxxxxx> > Content-Type: text/plain; charset=ISO-8859-1 > > On Mon, 17 Oct 2016 21:20:53 +0200 > Ralf Mardorf <silver.bullet@xxxxxxxx> wrote: > >> Begin forwarded message: >> >> Date: Mon, 17 Oct 2016 21:12:51 +0200 >> From: Ralf Mardorf <ralf.mardorf@xxxxxxxxxxxxxx> >> To: Arch general <arch-general@xxxxxxxxxxxxx> >> Subject: Re: Full system backup with rsync >> >> >> On Mon, 17 Oct 2016 21:11:23 +0200, Ralf Mardorf wrote: >>> I would simply sudo cp -r everything. >> Oops, sudo cp -pr > I would definitely go for rsync, because it's easier to resume if the process > gets interrupted, for whatever reason. > > Also cp -pr does not preserve links or xattrs for example. Maybe cp -ar would > be more appropriate. > > rsync -a is a good start, you might also want to check if you need > -xattrs > -hard-links > -acls > --numeric-ids (if doing edits from a live system) > --sparse > --relative > > And yes, you sould review your fstab. If you use UUIDs in it, then they have > to be adapted of course. > > If you are willing to spend some time reading, here is a good article which > mentions some pitfalls regarding backups. > > Regarding the bootloader: Yes, you would have to install it on the new drive > ofc. Your commands seem okay to me, not sure if you need something more. > > If you have a swap file, create it first, so that it gets not scattered on the > new drive. > > Regards, > > mearon > > > -- Merlin B?ge <toni@xxxxxxxxxxxx> ------------------------------ > Message: 7 Date: Mon, 17 Oct 2016 21:44:40 +0200 From: Merlin B?ge > <toni@xxxxxxxxxxxx> To: General Discussion about Arch Linux > <arch-general@xxxxxxxxxxxxx> Subject: Re: Full system > backup with rsync Message-ID: > <20161017214440.8841a03a766414e2342903e9@xxxxxxxxxxxx> Content-Type: > text/plain; charset=ISO-8859-1 Typo fix: >> -xattrs >> -hard-links >> -acls > Should be of course: > > --xattrs > --hard-links > --acls > > > Regards, > > mearon > > -- Merlin B?ge <toni@xxxxxxxxxxxx> ------------------------------ > Message: 8 Date: Mon, 17 Oct 2016 21:51:20 +0200 From: Merlin B?ge > <toni@xxxxxxxxxxxx> To: General Discussion about Arch Linux > <arch-general@xxxxxxxxxxxxx> Subject: Re: Full system > backup with rsync Message-ID: > <20161017215120.227223166f93ea4f85163577@xxxxxxxxxxxx> Content-Type: > text/plain; charset=ISO-8859-1 Sorry for the spam. >> If you are willing to spend some time reading, here is a good article which >> mentions some pitfalls regarding backups. > Here is it: http://www.halfgaar.net/backing-up-unix > > Should go to bed now... > > > Regards, > > mearon > > > Merlin B?ge <toni@xxxxxxxxxxxx> > > > ------------------------------ > > Message: 9 > Date: Mon, 17 Oct 2016 22:24:39 +0200 > From: Ralf Mardorf <silver.bullet@xxxxxxxx> > To: arch-general@xxxxxxxxxxxxx > Subject: Re: Full system backup with rsync > Message-ID: <20161017222439.0bb24a0b@utnubu> > Content-Type: text/plain; charset=UTF-8 > > On Mon, 17 Oct 2016 21:42:03 +0200, Merlin B?ge wrote: >> Also cp -pr does not preserve links or xattrs for example. Maybe cp >> -ar would be more appropriate. > Ok, actually I regularly backup to a tar archive and at least links are > preserved. I seemingly missed to use the --xattrs switch, fortunately > this never caused an issue for me, but I consider to add it to my > scripts soon. > > Thank you for the pointer and my apologies for the false advice. > > Regards, > Ralf > > > ------------------------------ > > Subject: Digest Footer > > _______________________________________________ > arch-general mailing list > arch-general@xxxxxxxxxxxxx > https://lists.archlinux.org/listinfo/arch-general > > ------------------------------ > > End of arch-general Digest, Vol 144, Issue 15 > ********************************************* hi everyone thanks Ralf and Merlin for the pointers i found the backing-up-unix article very informative. the method i choose was with a live disk and arch-chroot, i need to read up on systemd-nspawn more before i use it. the laptop booted up with the swapped drive without any problems apart from a few warnings that some file times was in the future. thanks again shadrock
