On Thu, 07 Feb 2013 20:28:31 +0100, Daniel Preussker said: > I was looking into the net/core/dev.c from the current Kernel (previous > also have this) and found out that ifIndex gets incremented by an > endless loop. > > After creating 4 billion pseudo-eth devices I finally got it to overflow > and endless loop, had to kill the kernel - fun right?
I wonder what /proc/slabinfo and related memory statistics looked like after 3.9 billion devices created. You'll need a fairly beefy box to roll that counter without OOM'ing the kernel first.
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