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I guessed input into Dangerous options was required, but was unsure
of the syntax. Quite how /etc/config/sqm is read is another matter
to be addressed over ssh.<br>
<br>
I shall paste all in one email response, for you to rearrange at the
other end. Both use simple.qos.<br>
<br>
With pie:<br>
<br>
tc -d qdisc<br>
qdisc fq_codel a: dev se00 root refcnt 2 limit 1000p flows 1024
quantum 1000 target 5.0ms interval 100.0ms ecn <br>
qdisc htb 1: dev ge00 root refcnt 2 r2q 10 default 12
direct_packets_stat 6 ver 3.17<br>
linklayer atm overhead 18 mtu 2047 tsize 128 <br>
qdisc pie 110: dev ge00 parent 1:11 limit 1000p target 25000 tupdate
30000 alpha 2 beta 20 <br>
qdisc pie 120: dev ge00 parent 1:12 limit 1000p target 25000 tupdate
30000 alpha 2 beta 20 <br>
qdisc pie 130: dev ge00 parent 1:13 limit 1000p target 25000 tupdate
30000 alpha 2 beta 20 <br>
qdisc ingress ffff: dev ge00 parent ffff:fff1 ---------------- <br>
qdisc htb 1: dev ifb0 root refcnt 2 r2q 10 default 12
direct_packets_stat 0 ver 3.17<br>
linklayer atm overhead 18 mtu 2047 tsize 128 <br>
qdisc pie 110: dev ifb0 parent 1:11 limit 1000p target 20000 tupdate
30000 alpha 2 beta 20 ecn <br>
qdisc pie 120: dev ifb0 parent 1:12 limit 1000p target 20000 tupdate
30000 alpha 2 beta 20 ecn <br>
qdisc pie 130: dev ifb0 parent 1:13 limit 1000p target 20000 tupdate
30000 alpha 2 beta 20 ecn <br>
qdisc mq 1: dev sw10 root <br>
qdisc fq_codel 10: dev sw10 parent 1:1 limit 800p flows 1024 quantum
500 target 10.0ms interval 100.0ms <br>
qdisc fq_codel 20: dev sw10 parent 1:2 limit 800p flows 1024 quantum
300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 30: dev sw10 parent 1:3 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 40: dev sw10 parent 1:4 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms <br>
qdisc mq 1: dev sw00 root <br>
qdisc fq_codel 10: dev sw00 parent 1:1 limit 800p flows 1024 quantum
500 target 10.0ms interval 100.0ms <br>
qdisc fq_codel 20: dev sw00 parent 1:2 limit 800p flows 1024 quantum
300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 30: dev sw00 parent 1:3 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 40: dev sw00 parent 1:4 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms <br>
qdisc mq 1: dev gw00 root <br>
qdisc fq_codel 10: dev gw00 parent 1:1 limit 800p flows 1024 quantum
500 target 10.0ms interval 100.0ms <br>
qdisc fq_codel 20: dev gw00 parent 1:2 limit 800p flows 1024 quantum
300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 30: dev gw00 parent 1:3 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 40: dev gw00 parent 1:4 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms <br>
qdisc mq 1: dev gw10 root <br>
qdisc fq_codel 10: dev gw10 parent 1:1 limit 800p flows 1024 quantum
500 target 10.0ms interval 100.0ms <br>
qdisc fq_codel 20: dev gw10 parent 1:2 limit 800p flows 1024 quantum
300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 30: dev gw10 parent 1:3 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 40: dev gw10 parent 1:4 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms <br>
qdisc fq_codel a: dev pppoe-ge00 root refcnt 2 limit 1000p flows
1024 quantum 1000 target 5.0ms interval 100.0ms ecn <br>
<br>
<br>
tc class show dev ge00<br>
class htb 1:11 parent 1:1 leaf 110: prio 1 rate 128000bit ceil
316000bit burst 1600b cburst 1599b <br>
class htb 1:1 root rate 950000bit ceil 950000bit burst 1599b cburst
1599b <br>
class htb 1:10 parent 1:1 prio 0 rate 950000bit ceil 950000bit burst
1599b cburst 1599b <br>
class htb 1:13 parent 1:1 leaf 130: prio 3 rate 158000bit ceil
934000bit burst 1599b cburst 1599b <br>
class htb 1:12 parent 1:1 leaf 120: prio 2 rate 158000bit ceil
934000bit burst 1599b cburst 1599b <br>
<br>
with fq_codel, and 25ms target:<br>
<br>
tc -d qdisc<br>
qdisc fq_codel a: dev se00 root refcnt 2 limit 1000p flows 1024
quantum 1000 target 5.0ms interval 100.0ms ecn <br>
qdisc htb 1: dev ge00 root refcnt 2 r2q 10 default 12
direct_packets_stat 9 ver 3.17<br>
linklayer atm overhead 18 mtu 2047 tsize 128 <br>
qdisc fq_codel 110: dev ge00 parent 1:11 limit 1000p flows 1024
quantum 300 target 25.0ms interval 100.0ms <br>
qdisc fq_codel 120: dev ge00 parent 1:12 limit 1000p flows 1024
quantum 300 target 25.0ms interval 100.0ms <br>
qdisc fq_codel 130: dev ge00 parent 1:13 limit 1000p flows 1024
quantum 300 target 25.0ms interval 100.0ms <br>
qdisc ingress ffff: dev ge00 parent ffff:fff1 ---------------- <br>
qdisc htb 1: dev ifb0 root refcnt 2 r2q 10 default 12
direct_packets_stat 0 ver 3.17<br>
linklayer atm overhead 18 mtu 2047 tsize 128 <br>
qdisc fq_codel 110: dev ifb0 parent 1:11 limit 1000p flows 1024
quantum 500 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 120: dev ifb0 parent 1:12 limit 1000p flows 1024
quantum 1500 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 130: dev ifb0 parent 1:13 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn <br>
qdisc mq 1: dev sw00 root <br>
qdisc fq_codel 10: dev sw00 parent 1:1 limit 800p flows 1024 quantum
500 target 10.0ms interval 100.0ms <br>
qdisc fq_codel 20: dev sw00 parent 1:2 limit 800p flows 1024 quantum
300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 30: dev sw00 parent 1:3 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 40: dev sw00 parent 1:4 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms <br>
qdisc mq 1: dev sw10 root <br>
qdisc fq_codel 10: dev sw10 parent 1:1 limit 800p flows 1024 quantum
500 target 10.0ms interval 100.0ms <br>
qdisc fq_codel 20: dev sw10 parent 1:2 limit 800p flows 1024 quantum
300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 30: dev sw10 parent 1:3 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 40: dev sw10 parent 1:4 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms <br>
qdisc mq 1: dev gw00 root <br>
qdisc fq_codel 10: dev gw00 parent 1:1 limit 800p flows 1024 quantum
500 target 10.0ms interval 100.0ms <br>
qdisc fq_codel 20: dev gw00 parent 1:2 limit 800p flows 1024 quantum
300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 30: dev gw00 parent 1:3 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 40: dev gw00 parent 1:4 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms <br>
qdisc mq 1: dev gw10 root <br>
qdisc fq_codel 10: dev gw10 parent 1:1 limit 800p flows 1024 quantum
500 target 10.0ms interval 100.0ms <br>
qdisc fq_codel 20: dev gw10 parent 1:2 limit 800p flows 1024 quantum
300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 30: dev gw10 parent 1:3 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms ecn <br>
qdisc fq_codel 40: dev gw10 parent 1:4 limit 1000p flows 1024
quantum 300 target 5.0ms interval 100.0ms <br>
qdisc fq_codel a: dev pppoe-ge00 root refcnt 2 limit 1000p flows
1024 quantum 1000 target 5.0ms interval 100.0ms ecn <br>
<br>
<br>
tc class show dev ge00<br>
class htb 1:11 parent 1:1 leaf 110: prio 1 rate 128000bit ceil
316000bit burst 1600b cburst 1599b <br>
class htb 1:1 root rate 950000bit ceil 950000bit burst 1599b cburst
1599b <br>
class htb 1:10 parent 1:1 prio 0 rate 950000bit ceil 950000bit burst
1599b cburst 1599b <br>
class htb 1:13 parent 1:1 leaf 130: prio 3 rate 158000bit ceil
934000bit burst 1599b cburst 1599b <br>
class htb 1:12 parent 1:1 leaf 120: prio 2 rate 158000bit ceil
934000bit burst 1599b cburst 1599b <br>
class fq_codel 110:2c9 parent 110: <br>
class fq_codel 120:1a5 parent 120: <br>
class fq_codel 120:31f parent 120: <br>
<br>
<br>
<br>
<div class="moz-cite-prefix">On 27/12/13 19:49, Dave Taht wrote:<br>
</div>
<blockquote
cite="mid:CAA93jw7Z-1r-XSBiDi_KaaWENj=KM_g=p7BtSf3F4j_OTcYM4Q@mail.gmail.com"
type="cite">
<p dir="ltr"><br>
Pie has a default latency target of 20ms, fq codel 5ms. (But the
fq code target matters less as the target only applies to queue
building flows)</p>
<p dir="ltr">A packet takes 13ms to transit the device at 1mbit.</p>
<p dir="ltr">There is a change to fq codel in this release that
should make fiddling with target a low speeds less needed. (But
might have other problems) Still a comparison at roughly the
same target vs a vs pie in your environment would be very
interesting.</p>
<p dir="ltr">I suggested 25ms as a test (as pie never makes 20ms
anyway)</p>
<p dir="ltr">I came close to inserting a simple formula to start
increasing the target below 4mbit in this release.</p>
<p dir="ltr">On Dec 27, 2013 11:25 AM, "Sebastian Moeller" <<a
moz-do-not-send="true" href="mailto:moeller0@gmx.de">moeller0@gmx.de</a>>
wrote:<br>
><br>
> Hi Fred,<br>
><br>
> you could try to put "target 25ms" without the quotes into
the advanced egress options field in the "Queue Discipline" tab,
that is exposed after checking "Show Dangerous Configuration". I
would love to hear whether that worked or not (I am not able to
test anything myself). Maybe posting the output of "tc -d qdisc"
and "tc class show dev ge00" would help. Good luck…<br>
><br>
><br>
> Best Regards<br>
> Sebastian<br>
><br>
><br>
> On Dec 27, 2013, at 20:20 , Fred Stratton
<a class="moz-txt-link-rfc2396E" href="mailto:fredstratton@imap.cc"><fredstratton@imap.cc></a> wrote:<br>
><br>
> > I have been using pie for approximately 3 weeks.<br>
> ><br>
> > You are correct, in that the outbound speed is about
800 - 900 kb/s.<br>
> ><br>
> > I shall try what you suggest, but do not know how to
express the target of 25 ms as a configuration option.<br>
> ><br>
> ><br>
> > On 27/12/13 19:15, Dave Taht wrote:<br>
> >> Dear fred: are you sticking with pie? I was going
to suggest you try fq codel with a target 25ms on your outbound.
(You are at 800kbit or so as best I recall?)<br>
> >><br>
> >> On Dec 27, 2013 11:10 AM, "Fred Stratton"
<a class="moz-txt-link-rfc2396E" href="mailto:fredstratton@imap.cc"><fredstratton@imap.cc></a> wrote:<br>
> >> I upgraded to 3.10.24-8 on 2013-12-23.<br>
> >><br>
> >> I modified /etc/fixdaemons, adding<br>
> >> /etc/init.d/sqm restart<br>
> >><br>
> >> input the appropriate sqm settings, transcribed
from aqm<br>
> >><br>
> >> rebooted<br>
> >><br>
> >> and the build works very well. For ADSL2+ here, it
is the best so far.<br>
> >><br>
> >><br>
> >> On 27/12/13 18:55, Dave Taht wrote:<br>
> >>> A race condition appears to have crept in...<br>
> >>><br>
> >>> ---------- Forwarded message ----------<br>
> >>> From: "Dave Taht" <<a
moz-do-not-send="true" href="mailto:dave.taht@gmail.com">dave.taht@gmail.com</a>><br>
> >>> Date: Dec 27, 2013 10:47 AM<br>
> >>> Subject: Re: [Cerowrt-devel] CeroWrt 3.10.24-8
badly bloated?<br>
> >>> To: "Richard E. Brown" <<a
moz-do-not-send="true" href="mailto:richb.hanover@gmail.com">richb.hanover@gmail.com</a>><br>
> >>> Cc:<br>
> >>><br>
> >>> Probably didn't start sqm properly<br>
> >>><br>
> >>> Restart it by hand via /etc/init.d/sqm restart<br>
> >>><br>
> >>> tc -s qdisc show dev ge00<br>
> >>><br>
> >>> Should show htb and fq codel.<br>
> >>><br>
> >>> On Dec 27, 2013 10:36 AM, "Rich Brown" <<a
moz-do-not-send="true" href="mailto:richb.hanover@gmail.com">richb.hanover@gmail.com</a>>
wrote:<br>
> >>> So I screwed up my courage and replaced my
3.10.18-? firmware in my primary router with 3.10.24-8. That
version had worked well as a secondary, so I figured, What the
heck… Let’s give it try.<br>
> >>><br>
> >>> The result was not pretty. I set my link
speeds in the SQM page, chose the defaults for the Queue
Discipline tab, and link layer to ATM with no additional
overhead for my DSL link.<br>
> >>><br>
> >>> Ping times to google are normally ~51-54 msec.
But when I fired up <a moz-do-not-send="true"
href="http://speedtest.net">speedtest.net</a>, they jumped to
1500-2500 msec. Is there something I should look at before
reverting? Thanks.<br>
> >>><br>
> >>> Rich<br>
> >>>
_______________________________________________<br>
> >>> Cerowrt-devel mailing list<br>
> >>> <a moz-do-not-send="true"
href="mailto:Cerowrt-devel@lists.bufferbloat.net">Cerowrt-devel@lists.bufferbloat.net</a><br>
> >>> <a moz-do-not-send="true"
href="https://lists.bufferbloat.net/listinfo/cerowrt-devel">https://lists.bufferbloat.net/listinfo/cerowrt-devel</a><br>
> >>><br>
> >>><br>
> >>>
_______________________________________________<br>
> >>> Cerowrt-devel mailing list<br>
> >>><br>
> >>> <a moz-do-not-send="true"
href="mailto:Cerowrt-devel@lists.bufferbloat.net">Cerowrt-devel@lists.bufferbloat.net</a><br>
> >>> <a moz-do-not-send="true"
href="https://lists.bufferbloat.net/listinfo/cerowrt-devel">https://lists.bufferbloat.net/listinfo/cerowrt-devel</a><br>
> >><br>
> ><br>
> > _______________________________________________<br>
> > Cerowrt-devel mailing list<br>
> > <a moz-do-not-send="true"
href="mailto:Cerowrt-devel@lists.bufferbloat.net">Cerowrt-devel@lists.bufferbloat.net</a><br>
> > <a moz-do-not-send="true"
href="https://lists.bufferbloat.net/listinfo/cerowrt-devel">https://lists.bufferbloat.net/listinfo/cerowrt-devel</a><br>
><br>
</p>
</blockquote>
<br>
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