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| author |   Eric Dumazet <edumazet@google.com> | 2023-10-02 13:17:38 +0000 |
|---|---|---|
| committer |   Paolo Abeni <pabeni@redhat.com> | 2023-10-05 13:27:46 +0200 |
| commit | 49e7265fd098fdade2bbdd9331e6b914cda7fa83 (patch) | |
| tree | 62eb8967dc61373e36d277ee3bd2ba048af7fc46 /include/uapi/linux/pkt_sched.h | |
| parent | net_sched: sch_fq: add 3 bands and WRR scheduling (diff) | |
| download | linux-49e7265fd098fdade2bbdd9331e6b914cda7fa83.tar.xz linux-49e7265fd098fdade2bbdd9331e6b914cda7fa83.zip | |
net_sched: sch_fq: add TCA_FQ_WEIGHTS attribute
This attribute can be used to tune the per band weight
and report them in "tc qdisc show" output:
qdisc fq 802f: parent 1:9 limit 100000p flow_limit 500p buckets 1024 orphan_mask 1023
quantum 8364b initial_quantum 41820b low_rate_threshold 550Kbit
refill_delay 40ms timer_slack 10us horizon 10s horizon_drop
bands 3 priomap 1 2 2 2 1 2 0 0 1 1 1 1 1 1 1 1 weights 589824 196608 65536
Sent 236460814 bytes 792991 pkt (dropped 0, overlimits 0 requeues 0)
rate 25816bit 10pps backlog 0b 0p requeues 0
flows 4 (inactive 4 throttled 0)
gc 0 throttled 19 latency 17.6us fastpath 773882
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Dave Taht <dave.taht@gmail.com>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Reviewed-by: Toke Høiland-Jørgensen <toke@redhat.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'include/uapi/linux/pkt_sched.h')
| -rw-r--r-- | include/uapi/linux/pkt_sched.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/linux/pkt_sched.h b/include/uapi/linux/pkt_sched.h index ec5ab44d41a2..f762a10bfb78 100644 --- a/include/uapi/linux/pkt_sched.h +++ b/include/uapi/linux/pkt_sched.h @@ -943,12 +943,15 @@ enum { TCA_FQ_PRIOMAP, /* prio2band */ + TCA_FQ_WEIGHTS, /* Weights for each band */ + __TCA_FQ_MAX }; #define TCA_FQ_MAX (__TCA_FQ_MAX - 1) #define FQ_BANDS 3 +#define FQ_MIN_WEIGHT 16384 struct tc_fq_qd_stats { __u64 gc_flows; |