how to import zpool import performance if you have 100's of disks in solaris 10?

# mkdir /power
#ln /dev/dsk/emcpower519a emcpower519a
# ln -s /dev/dsk/emcpower518a emcpower518a
# ln -s /dev/dsk/emcpower517a emcpower517a
# ln -s /dev/dsk/emcpower472a emcpower472a

# zpool export NewPool
# zpool import -d /power NewPool ==<in fraction of seconds>
# zpool list
NAME      SIZE  ALLOC   FREE    CAP  HEALTH  ALTROOT
NewPool   272G  6.14G   266G     2%  ONLINE  -