target/linux/generic/hack-4.9/660-fq_codel_defaults.patch

   1 From a6ccb238939b25851474a279b20367fd24a0e816 Mon Sep 17 00:00:00 2001
   2 From: Felix Fietkau <nbd@nbd.name>
   3 Date: Fri, 7 Jul 2017 17:21:53 +0200
   4 Subject:  hack: net: fq_codel: tune defaults for small devices
   5
   6 Signed-off-by: Felix Fietkau <nbd@nbd.name>
   7 ---
   8  net/sched/sch_fq_codel.c | 2 +-
   9  1 file changed, 1 insertion(+), 1 deletion(-)
  10
  11 --- a/net/sched/sch_fq_codel.c
  12 +++ b/net/sched/sch_fq_codel.c
  13 @@ -479,7 +479,7 @@ static int fq_codel_init(struct Qdisc *s
  14
  15         sch->limit = 10*1024;
  16         q->flows_cnt = 1024;
  17 -       q->memory_limit = 32 << 20; /* 32 MBytes */
  18 +       q->memory_limit = 4 << 20; /* 4 MBytes */
  19         q->drop_batch_size = 64;
  20         q->quantum = psched_mtu(qdisc_dev(sch));
  21         q->perturbation = prandom_u32();