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7
votes
in this case is hard to say. If it has a lock on a table or row in a table, when should it be released? MySQL has an idle session timeout after which it releases the locks held by a disappearing …
answered Jan 2 '17 by Kusalananda
2
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If a program uses a lock file for anything, it is up to the program to choose the name of that lock file. The name chosen by LibreOffice seems to be a hidden name constructed in such a way that it's …
answered Apr 27 by Kusalananda
5
votes
fast your machine is able to start the two tasks. You may use any file descriptor, not necessarily 0. The lock is held on the file opened to the file descriptor, not the descriptor itself. ( flock -x 9 || exit 1 echo 'Locking for 5 secs'; sleep 5; echo 'Done' ) 9>/tmp/lock & …
answered Jan 3 by Kusalananda