Overclocking ar71xx

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robnitro
Posts: 84
Joined: Sat Feb 26, 2011 4:50 pm

Overclocking ar71xx

Post by robnitro »

https://forum.openwrt.org/viewtopic.php?id=38777

This thread explains how they overclock the ar7161 chip on the Buffalo ag300nh, same model as the g300nh, but a different frequency.

I'm not too keen on how to compile my own kernel, so can someone with a g300nh show me how?

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DoesItMatter
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Re: Overclocking ar71xx

Post by DoesItMatter »

Be advised that it is VERY easy to brick hardware like this.

Brick as in, you cannot even get in via Serial recovery.

It's not really worth it to overclock routers.
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2x Asus RT-N16 = Asus 3.0.0.4.374.43 Merlin
2x Buffalo WZR-HP-G300NH V1 A0D0 = Gargoyle 1.9.x / LEDE 17.01.x
2x Engenius - ESR900 Stock 1.4.0 / OpenWRT Trunk 49400

robnitro
Posts: 84
Joined: Sat Feb 26, 2011 4:50 pm

Re: Overclocking ar71xx

Post by robnitro »

According to that thread, if it fails, the recovery tftp feature still works.

All I know is that with FIOS 75/35 service I can saturate the router if the download is coming from a torrent with many connections. Even disabling bwmon doesn't help much.

I did change the dnsmasq script to nice -n -15 as when the router was maxed out, pages didn't want to load, even though torrents were set to lowest qos dn and up priority! I figured that the cpu load of the router was lagging DNS lookups.

robnitro
Posts: 84
Joined: Sat Feb 26, 2011 4:50 pm

Re: Overclocking ar71xx

Post by robnitro »

https://dev.openwrt.org/ticket/12891#ticket

Ticket created. I tested it again just now, putting dnsmasq at a negative nice number fixes the problem when the router cpu is swamped!

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