in reply to singleton lock not reliable
Of course you can see two instances in ps output. One instance holds the lock and sleeps, the other one has just started and hasn't yet tried to obtain the lock.
map{substr$_->[0],$_->[1]||0,1}[\*||{},3],[[]],[ref qr-1,-,-1],[{}],[sub{}^*ARGV,3]
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Re^2: singleton lock not reliable
by ikegami (Patriarch) on Jun 24, 2021 at 04:28 UTC |
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