When a make ufsdump
/usr/sbin/ufsdump 0uf Server1:/dev/rmt/On /export/home

I have this message

DUMP: Dumping (Pass IV) [regular files]
DUMP: Warning - block 1543503872 is beyond the end of `/dev/md/rdsk/d3'
DUMP: Warning - block 1549533184 is beyond the end of `/dev/md/rdsk/d3'
DUMP: Warning - block 2796199086 is beyond the end of `/dev/md/rdsk/d3'
DUMP: Warning - block 3370698982 is beyond the end of `/dev/md/rdsk/d3'
DUMP: Warning - block 3892314112 is beyond the end of `/dev/md/rdsk/d3'
DUMP: Warning - block 1556664992 is beyond the end of `/dev/md/rdsk/d3'
DUMP: Warning - block 3270035152 is beyond the end of `/dev/md/rdsk/d3'
DUMP: Warning - block 3770869958 is beyond the end of `/dev/md/rdsk/d3'
DUMP: Warning - block 3503480012 is beyond the end of `/dev/md/rdsk/d3'
.......

Thanks