Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-05 Thread Mikael Abrahamsson
On Wed, 3 Oct 2018, Mikael Abrahamsson wrote: On Wed, 3 Oct 2018, Dave Taht wrote: I *think*, but am not sure, this box could do a lot more prior to this, but I never really tried. I'm off mostly debugging a babel problem at the moment, I know for a fact that this box (WRT1200AC) did

Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-03 Thread Toke Høiland-Jørgensen
Jonathan Morton writes: > I'm not familiar with precisely what mitigations are now in use on > ARM. I am however certain that, on a device running only trustworthy > code (ie. not running a Web browser), mitigating Spectre is > unnecessary. If an attacker gets into a position to exploit it, he's

Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-03 Thread Jonathan Morton
> On 3 Oct, 2018, at 8:43 pm, Toke Høiland-Jørgensen wrote: > > I don't suppose 18.06 enables any of the SPECTRE mitigations (was that > an issue on ARM)? That depends on the ARM core involved. Most of them in CPE devices (eg. Cortex-A5/7/53) have in-order execution engines, so should be

Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-03 Thread Dave Taht
On Wed, Oct 3, 2018 at 10:43 AM Toke Høiland-Jørgensen wrote: > > Dave Taht writes: > > > Well, fq_codel does use a lot less cpu but everything seems slower > > I don't suppose 18.06 enables any of the SPECTRE mitigations (was that > an issue on ARM)? I have no idea, but certainly those

Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-03 Thread Toke Høiland-Jørgensen
Dave Taht writes: > Well, fq_codel does use a lot less cpu but everything seems slower I don't suppose 18.06 enables any of the SPECTRE mitigations (was that an issue on ARM)? -Toke ___ Cake mailing list Cake@lists.bufferbloat.net

Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-03 Thread Dave Taht
Well, fq_codel does use a lot less cpu but everything seems slower On Wed, Oct 3, 2018 at 8:30 AM Mikael Abrahamsson wrote: > > On Wed, 3 Oct 2018, Dave Taht wrote: > > > I *think*, but am not sure, this box could do a lot more prior to > > this, but I never really tried. I'm off mostly

Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-03 Thread Mikael Abrahamsson
On Wed, 3 Oct 2018, Dave Taht wrote: I *think*, but am not sure, this box could do a lot more prior to this, but I never really tried. I'm off mostly debugging a babel problem at the moment, I know for a fact that this box (WRT1200AC) did gigabit at MSS=400 one-way using fq_codel/cake

Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-03 Thread Dave Taht
at least, the bsd version issues may have settled down somewhat: https://forum.netgate.com/topic/112527/playing-with-fq_codel-in-2-4/553 On Wed, Oct 3, 2018 at 7:44 AM Dave Taht wrote: > > On Wed, Oct 3, 2018 at 6:56 AM Mikael Abrahamsson wrote: > > > > On Thu, 6 Sep 2018, Dave Taht wrote: > > >

Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-03 Thread Dave Taht
On Wed, Oct 3, 2018 at 6:56 AM Mikael Abrahamsson wrote: > > On Thu, 6 Sep 2018, Dave Taht wrote: > > > I put a bug here. Someone with a non apu product struggling with > > shaping (edgerouter? omnia?) > > > > https://github.com/tohojo/sqm-scripts/issues/71 > > Yes, I have the same problem. My

Re: [Cake] [Cerowrt-devel] apu2 sqm/htb issue + a minor win for speeding up fq_codel itself

2018-10-03 Thread Mikael Abrahamsson
On Thu, 6 Sep 2018, Dave Taht wrote: I put a bug here. Someone with a non apu product struggling with shaping (edgerouter? omnia?) https://github.com/tohojo/sqm-scripts/issues/71 Yes, I have the same problem. My WRT1200AC (Marvell Armada 385) has seriously degraded performance in OpenWrt