On Sunday, 11 May 2025 15:39:22 British Summer Time Dale wrote: > Michael wrote: > > On Sunday, 11 May 2025 14:10:48 British Summer Time Dale wrote: > >> root@fireball / # lvscan > >> > >> ACTIVE '/dev/home/home-lv' [<7.28 TiB] inherit > >> ACTIVE '/dev/backup/backup' [698.63 GiB] inherit > >> ACTIVE '/dev/OS/usr' [39.06 GiB] inherit > >> ACTIVE '/dev/OS/var' [68.00 GiB] inherit <== That's the > >> path > >> ACTIVE '/dev/OS/swap' [12.00 GiB] inherit > >> > >> root@fireball / # resize2fs /dev/OS/var > >> resize2fs 1.47.2 (1-Jan-2025) > >> open: Device or resource busy while opening /dev/OS/var > >> root@fireball / # > > > > Hmm ... the fine manual of resize2fs command states upfront: > > > > "The resize2fs program will resize ext2, ext3, or ext4 file systems. It > > can be used to enlarge or shrink an unmounted file system located on > > device. If the file system is mounted, it can be used to expand the > > size of the mounted file system, assuming the kernel and the file > > system supports on- line resizing." > > > > So you should not need to unmount it - but I wonder if the LVM layer > > introduces some complexity here. :-/ > > Well, on this system, I've done this a few times without any problems. > Just add some space with lvextend, resize file system and done. It > doesn't seem to be working today tho. Yesterday either. LOL > > >> I think all those link to the same device node, usually dm-<some number> > >> tho. Still, I tried it anyway. Worst thing, same excuse for not > >> resizing the darn thing. :/ > >> > >> Am I going to have to boot other media and resize this thing???? > > > > Since /var/ is in use by the OS and you keep getting warnings about it > > being busy, I think you'll have to reboot with a LiveUSB to finish this > > job with var unmounted. > > Well crap. I checked once ages ago to see if I could do anything with > LVM and the commands did list things. I guess LVM works on those but I > can't recall what I was booting. Given it was a while ago, likely > systemrescue thingy. That doesn't use Gentoo anymore so not sure on if > that would work or not. I may have a old copy around here somewhere. > Could put it on that Ventoy thingy. See if that works. > > I was hoping to avoid that. :/ I thought maybe I was missing something > or something changed that I couldn't find, yet. > > Thanks for the help. We tried. > > Dale > > :-) :-) > > P. S. I have some 500GB drives in a box somewhere. Could move the OS > over to that and have even more room. I could do like I did on my new > rig, make everything big enough that I'd need to worry about the rig > blowing smoke before running out of room. ROFL
I'm not the best person to advise on LVM, I just shared what I know, but I haven't used LVM in anger for a few years now. Hopefully someone with more hands on experience will chime in.
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