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I might be able to shoehorn a reference count in on top of the numeric value by disallowing multiple references on scalars with a numeric value, but it wouldn't be as clean. I do occasionally worry about that. --lwall
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/\ ___ /\ // \/ \/ \\ (( O O )) \\ / \ // \/ | | \/ | | | | | | | | | o | | | | | |m| |m|
sysctl -w net.ipv4.icmp_echoreply_rate=10