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pv is program running above
dd. I am cloning my old HDD onto new SDD I bought. It's 500GB of data. I tried to run the following command to copy
ubuntu@ubuntu:/$ sudo pv < /dev/sda > /dev/sdb bash: /dev/sda: Permission denied
dd command did not produce this error.
I am running the system Ubuntu from the DVD.
sda is the main laptop harddrive connected over SATA,
sdb is SSD drive connected over USB using USB-SATA converter.