Hi, > riker# dd if=riker-bin.068 of=/dev/null bs=1m count=1000 > 1000+0 records in > 1000+0 records out > 1048576000 bytes transferred in 4.869752 secs (215324315 bytes/sec) I'm afraid that reading from file might give too good results since you might be getting data from filesystem cache. Ari S.