As title, I run the above commands in sh shell of Linux, but I just cannot find the the child processes of pid 7459 by running "ps -ef | grep dummy".
Can someone explain why there could be such difference between these 2 commands?
They are active processes ,not LWP(thread), right?
There are threads of a controversial nature which one finds difficult to ignore even though one wants to ignore them - they tempt one to get involved in what is usually an argument even though one knows that the outcome will not be pleasant.
The two heatsinks came from a junkyard piece of equpment and were already populated with the big transistors, already wired as darlingtons. That was common in high power linear power supplies, 1960's 70's 80's etc.
tar cf - $DIRS | 7za a dummy -si $BACKUP -so | gpgFrom the 7za manpage:-so Write data to StdOut (eg: % echo foo | 7z a dummy -tgzip -si -so > /dev/null)Seems like the dummy argument is needed for it to not complain.