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Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 11:09 am
by deadl0ck
Hi all,

I got an upgrade in my wireless broadband and I thought I was getting slower speeds than I had.

Turns out that my Gargoyle router (sitting between me and my ISP's router) seems to be causing the problem.

I'm on Gargoyle 1.8.1 on a TP-Link TL-WDR3600 v1

If I plug directly into the ISP Router I'm getting between 70-100 Mbps download speeds

If I plug everything out of my Gargoyle router so that I'm the only thing plugged into it - and it's WAN port is plugged into the ISP Router, I get about 35Mbps speed

So

[My Laptop]--->[ISP Router] = 70 - 100 speeds
[My Laptop]--->[Gargoyle]-->[ISP Router] = 35 speeds

I'm not using QoS so it's not that. My connection to the IPS router is DHCP so it assigns Gargoyle an IP

The ISP Router is assigning address from 192.168.15.2 to 192.168.15.254

The Gargoyle router is being assigned 192.168.15.246 and it is, in turn, assigning addresses from 192.168.1.3 to 192.168.1.255 to anything I have connected to it (I actually have static IPs for nearly all my devices on Gargoyle).

Is there anything obvious I should check ?? Or does anybody have any suggestions as to what I could be doing wrong ?

Re: Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 11:43 am
by RomanHK
In all probability, this will be due to a weak CPU (NAT + statistics overload the kernel).

Code: Select all

/etc/init.d/bwmon_gargoyle stop
Using this command via ssh will turn off the bandwidth monitors, which should make it easier for the CPU and accelerate - this will be proof that the CPU is no longer enough.

Re: Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 11:52 am
by RomanHK
:?: Still ask, Laptop is connected by cable or using WiFi? If over WiFi, try using a cable.

Re: Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 11:54 am
by deadl0ck
It's a direct ethernet connection I used for testing

Re: Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 12:06 pm
by deadl0ck
RomanHK wrote:In all probability, this will be due to a weak CPU (NAT + statistics overload the kernel).

Code: Select all

/etc/init.d/bwmon_gargoyle stop
Using this command via ssh will turn off the bandwidth monitors, which should make it easier for the CPU and accelerate - this will be proof that the CPU is no longer enough.
Just disabled monitoring and it does not seem to make much difference.

Also - when testing I was the only thing plugged into the Gargoyle router, so it would not have had a lot to do.

CPU is also being reported as follows on the Status page:
CPU Load Averages: 0.10 / 0.09 / 0.06 (1/5/15 minutes)

Any other ideas ?

Re: Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 1:00 pm
by RomanHK
:idea: Try uploading OpenWrt (sysupgrade image) so we can eliminate the hardware bug.

Re: Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 1:36 pm
by deadl0ck
RomanHK wrote::idea: Try uploading OpenWrt (sysupgrade image) so we can eliminate the hardware bug.
Not sure what you mean - do you mean I should flash it with OpenWrt ?

Re: Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 1:45 pm
by RomanHK
deadl0ck wrote:
RomanHK wrote::idea: Try uploading OpenWrt (sysupgrade image) so we can eliminate the hardware bug.
Not sure what you mean - do you mean I should flash it with OpenWrt ?
Yes, flash it with OpenWrt.

Re: Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 2:23 pm
by deadl0ck
OK - I don't really want to but if I don't get any better solutions I can I suppose.
I want all the built in monitoring that Gargoyle supports - without that I can just move to the router from the ISP

Re: Gargoyle router slowing down speed ?

Posted: Fri Oct 11, 2019 2:31 pm
by RomanHK
I fully understand why you want to use Gargoyle, I like it too - so wait a bit for other opinions and then you can just try OpenWrt for a test if the problem occurs here.