pkg update / beadm takes very long to update grub2

 Dear List

I have a new installed X4240 with solaris 11.1 SRU6

If I create a new BE or activate an old one it takes very long .....

root@:~# beadm list

BE             Active Mountpoint Space  Policy Created

--             ------ ---------- -----  ------ -------

sol11_1-SRU6   N      /          10.01G static 2013-04-25 11:07

solaris        -      -          22.92M static 2013-04-25 10:36

solaris-iscsit R      -          4.15G  static 2013-04-25 12:17

root@:~# beadm activate sol11_1-SRU6

the running processes:

root@:~# ptree 3123

795   /usr/lib/ssh/sshd

  1189  /usr/lib/ssh/sshd

    1190  /usr/lib/ssh/sshd

      1233  -bash

        1237  su -

          1239  -bash

            3117  /usr/bin/python2.6 /usr/sbin/beadm activate sol11_1-SRU6

              3123  /bin/sh /usr/lib/grub2/bios/sbin/grub-install --no-floppy --grub-director