On 2020-05-05 13:59, Ed Greshko wrote: > On 2020-05-05 11:19, Samuel Sieb wrote: >> On 5/4/20 7:10 PM, linux guy wrote: >>> # lvreduce -L 6G /dev/mapper/fedora_localhost--live-home >>> WARNING: Reducing active and open logical volume to 6.00 GiB. >>> THIS MAY DESTROY YOUR DATA (filesystem etc.) >>> Do you really want to reduce fedora_localhost-live/home? [y/n]: >>> Is lvreduce smart, ie does it know not to touch existing data ? >> I expect you need to resize the filesystem first before resizing the volume. But also, you can't shrink ext4 while it's mounted. >> > Yes, I just did it on a VM to test. I booted from a LIVE image so the nothing was mounted. > > BEFORE > > [root@f30g ~]# lvs > LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert > root fedora_f30g -wi-ao---- <17.00g > swap fedora_f30g -wi-ao---- 2.00g > > ran e2fsck on the file system > ran resize2fs to shrink it Oh, forgot that before doing the lvresize I did lvchange to deactivate the LV > ran lvresize with -L to shrink the root LV > > Since this was a VM with no real users I didn't have a separate /home. So, I > > ran lvresize with -L to increase the swap LV > ran mkswap to remake the swap partition > > AFTER > > [root@f30g ~]# lvs > LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert > root fedora_f30g -wi-ao---- 16.00g > swap fedora_f30g -wi-ao---- 2.80g > > > -- The key to getting good answers is to ask good questions. _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx
