OSアップグレード

root@sv2 / >#freebsd-version -kru
15.1-RELEASE
15.1-RELEASE
15.1-RELEASE
root@sv2 / >#zfs list
NAME USED AVAIL REFER MOUNTPOINT
zroot 57.9G 842G 96K /zroot
zroot/ROOT 30.5G 842G 96K none
zroot/ROOT/15.0-RELEASE-p1_2026-01-29_110927 8K 842G 6.63G /
zroot/ROOT/15.0-RELEASE-p2_2026-02-12_102743 8K 842G 6.36G /
zroot/ROOT/15.0-RELEASE-p3_2026-02-26_101927 8K 842G 6.46G /
zroot/ROOT/15.0-RELEASE-p4_2026-03-27_112412 8K 842G 7.82G /
zroot/ROOT/15.0-RELEASE-p5_2026-04-22_113157 8K 842G 8.54G /
zroot/ROOT/15.0-RELEASE-p6_2026-05-01_095621 8K 842G 9.35G /
zroot/ROOT/15.0-RELEASE-p7_2026-05-02_070015 8K 842G 8.68G /
zroot/ROOT/15.0-RELEASE-p8_2026-05-21_093856 8K 842G 7.60G /
zroot/ROOT/15.0-RELEASE-p9_2026-06-10_104818 8K 842G 9.73G /
zroot/ROOT/15.0-RELEASE_2025-12-18_202706 8K 842G 5.80G /
zroot/ROOT/default 30.5G 842G 11.5G /
zroot/home 19.4G 842G 19.4G /home
zroot/tmp 288K 842G 288K /tmp
zroot/usr 7.83G 842G 96K /usr
zroot/usr/ports 4.87G 842G 4.87G /usr/ports
zroot/usr/src 2.96G 842G 2.96G /usr/src
zroot/var 49.9M 842G 96K /var
zroot/var/audit 96K 842G 96K /var/audit
zroot/var/crash 96K 842G 96K /var/crash
zroot/var/log 42.9M 842G 42.9M /var/log
zroot/var/mail 112K 842G 112K /var/mail
zroot/var/tmp 6.55M 842G 6.55M /var/tmp
root@sv2 / >#

root@sv2 / >#bectl list | awk '/15\.0-RELEASE/ {print $1}' | xargs -I{} bectl destroy {}
root@sv2 / >#
root@sv2 / >#zfs list
NAME USED AVAIL REFER MOUNTPOINT
zroot 50.1G 849G 96K /zroot
zroot/ROOT 22.7G 849G 96K none
zroot/ROOT/default 22.7G 849G 11.5G /
zroot/home 19.4G 849G 19.4G /home
zroot/tmp 288K 849G 288K /tmp
zroot/usr 7.83G 849G 96K /usr
zroot/usr/ports 4.87G 849G 4.87G /usr/ports
zroot/usr/src 2.96G 849G 2.96G /usr/src
zroot/var 49.9M 849G 96K /var
zroot/var/audit 96K 849G 96K /var/audit
zroot/var/crash 96K 849G 96K /var/crash
zroot/var/log 42.9M 849G 42.9M /var/log
zroot/var/mail 112K 849G 112K /var/mail
zroot/var/tmp 6.55M 849G 6.55M /var/tmp
root@sv2 / >#
root@sv2 / >#bectl list
BE Active Mountpoint Space Created
default NR / 22.7G 2025-12-07 13:35
root@sv2 / >#