every 1sec sends DD the USR1 signal which causes DD to print its progress. Show Sample Output
Sends the "USR1" signal every 1 second (-n 1) to a process called exactly "dd". The signal in some systems can be INFO or SIGINFO ... look at the signals list in: man kill
Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?
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