Florian Westphal
1e91887685
r8169: add support for Byte Queue Limits
tested on RTL8168d/8111d model using 'super_netperf 40' with TCP/UDP_STREAM.
Output of
while true; do
for n in inflight limit; do
echo -n $n\ ; cat $n;
done;
sleep 1;
done
during netperf run, 100mbit peer:
inflight 0
limit 3028
inflight 6056
limit 4542
[ trimmed output for brevity, no limit/inflight changes during
test steady-state ]
limit 4542
inflight 3028
limit 6122
inflight 0
limit 6122
[ changed cable to 1gbit peer, restart netperf ]
inflight 37850
limit 36336
inflight 33308
limit 31794
inflight 33308
limit 31794
inflight 27252
limit 25738
[ again, no changes during test ]
inflight 27252
limit 25738
inflight 0
limit 28766
[ change cable to 100mbit peer, restart netperf ]
limit 28766
inflight 27370
limit 28766
inflight 4542
limit 5990
inflight 6056
limit 4542
[ .. ]
inflight 6056
limit 4542
inflight 0
[end of test]
Cc: Francois Romieu <romieu@fr.zoreil.com>
Cc: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: Eric Dumazet <edumazet@google.com>
Acked-by: Tom Herbert <therbert@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-10-01 16:35:43 -04:00
..
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