From: "Toke Høiland-Jørgensen" <toke@toke.dk>
To: Pete Heist <pete@heistp.net>
Cc: make-wifi-fast@lists.bufferbloat.net
Subject: Re: [Make-wifi-fast] NanoStation M5 anyone?
Date: Tue, 12 Jun 2018 14:09:07 +0200 [thread overview]
Message-ID: <877en4jjfg.fsf@toke.dk> (raw)
In-Reply-To: <613FA6DD-210E-42E7-A4F9-01111A1FA1A5@heistp.net>
Pete Heist <pete@heistp.net> writes:
>> On Jun 12, 2018, at 12:24 PM, Toke Høiland-Jørgensen <toke@toke.dk> wrote:
>>
>> Pete Heist <pete@heistp.net <mailto:pete@heistp.net>> writes:
>>
>>> This is an appeal to anyone who has access to a NanoStation M5 and a little time to try to reproduce this problem and add to this post:
>>>
>>> https://community.ubnt.com/t5/airMAX-Installation/NanoStation-M5-ping-spikes-about-once-per-second-even-just-to/td-p/2358704
>>
>> Does this only happen with stock firmware? I think I have reflashed all
>> of mine...
>
> Unfortunately I haven’t confirmed that, because afaik one can no
> longer flash unsigned firmware on AirOS devices with signed firmware
> (since 6.0.6 or so) without opening the case and attaching a serial
> cable / using tftp, but these devices aren’t mine. I just found this
> thread so maybe I could try to play with first downgrading to 6.0.6,
> then to 6.0.6 beta, then to unsigned, just don’t need to brick the
> device:
>
> https://community.ubnt.com/t5/airOS-Software-Configuration/AirOS-v6-0-6-Firmware-Issues-and-Solutions-Downgrade-Path-and-XM/m-p/1996679#M47254
>
> If you do have time to just try a high-rate ping to the Ethernet
> adapter with a recent OpenWRT/LEDE installed, that would tell me
> something:
>
> sudo ping -c 5000 -i 0.001 nsm5
>
> If it reproduces, you’ll see isochronous spikes of either 20 or 40ms
> around once every 900-1000ms. Might be easier to see if you add
> preload with “-l 100”, but you would see them either way. If you don’t
> have time, no sweat… :)
I don't, right now. But in a few weeks I might; I'll keep it in mind :)
next prev parent reply other threads:[~2018-06-12 12:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-12 7:46 Pete Heist
2018-06-12 10:24 ` Toke Høiland-Jørgensen
2018-06-12 11:00 ` Pete Heist
2018-06-12 12:09 ` Toke Høiland-Jørgensen [this message]
2018-06-12 15:09 ` Pete Heist
2018-06-12 15:52 ` Toke Høiland-Jørgensen
2018-06-12 16:12 ` Pete Heist
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