> real 5m16.352s > user 0m0.132s > sys 0m6.244s So the CPU usage is ok > root@ubuntu:/media/disk/movies# ls -la Lo\ squalo.avi > -rw-r----- 1 1000 1001 1559521280 2008-03-30 06:37 Lo squalo.avi > > it means roughly those old 5mb/sec. > In the meanwhile i checked with top, and all the cpu cycles were taken > by the disk (about 98.0%wa and 0.0%id) 98.0%wa - wait time, not CPU time. Its still a very slow copy rate unless the disks are on the same IDE channel. How is the disk set up - ext3 direct or via raid/lvm ? Also is a copy of the movie to /dev/null slow or fast, ditto a copy from /dev/zero to disk of that sort of size ? Alan -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html