root@bb.ysv:/home/peter # /etc/clusteradm/binaryupgrade.sh -r 281061
Mirroring install files from http://admin-http.freebsd.org/install/amd64_11_281061
/usr/_upgrade/base.txz                        100% of  100 MB  110 MBps 00m00s
/usr/_upgrade/src.txz                         100% of  463 MB  109 MBps 00m04s
/usr/_upgrade/obj.txz                         100% of  331 MB  110 MBps 00m03s
/usr/_upgrade/oldfiles.txt                    100% of  276 kB  101 MBps 00m00s
/usr/_upgrade/svnrev.txt                      100% of    7  B   61 kBps 00m00s
/usr/_upgrade/shasum.txt                      100% of  653  B 6120 kBps 00m00s
/usr/_upgrade/shasum.txt.sig                  100% of  512  B 4712 kBps 00m00s
Verifying sha256 checksums of downloaded files.
Upgrade for bb.ysv.freebsd.org to files in /usr/_upgrade - rev 281061
Taking a zfs snapshot of zroot@pre-upgrade
Extracting /usr/_upgrade/base.txz
Preparing stage directory for upgrading and 3-way merging
Backing up /boot/kernel to /boot/kernel.old

Upgrading!  ****** Point of no return! ******

etcupdate pass 1: extract build files to /var/db/etcupdate/current
Purging etcupdate managed files from incoming root
Moving libs to compat..
Upgrading system files..
Cleaning compat libs..
Extracting /usr/_upgrade/src.txz in the background
Extracting /usr/_upgrade/obj.txz in the background
doing a delete-old run:
etcupdate pass 2: attempt auto-merge
  U /etc/autofs/include_ldap
  U /etc/defaults/periodic.conf
  U /etc/mtree/BSD.debug.dist
  U /etc/mtree/BSD.include.dist
  U /etc/mtree/BSD.usr.dist
  U /etc/periodic/daily/420.status-network
etcupdate status = all clear!
Updating bootblocks..
bootcode written to da1
bootcode written to da0
check/repair permissions via mtree:
./lib/compat/aout missing (created)
(Waiting for background extract tasks..)
(kicking clusteradm update.sh)
Ready for reboot!
root@bb.ysv:/home/peter # reboot
Connection to bb.ysv closed by remote host.