Re: [gentoo-user] Re: TCP Queuing problem

2016-10-01 Thread Grant
> It turned out this was a combination of two problems which made it > much more difficult to figure out. > > First of all I didn't have enough apache2 processes. That seems like > it should have been obvious but it wasn't for two reasons. Firstly, > my apache2 processes are always idle or

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-24 Thread Grant
>> >> I haven't mentioned it yet, but several times I've seen the website >> >> perform fine all day until I browse to it myself and then all of a >> >> sudden it's super slow for me and my third-party monitor. WTF??? >> > >> > I had a similar problems once when routing through a IPsec VPN >> >

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-22 Thread Volker Armin Hemmann
Am 20.09.2016 um 21:52 schrieb Grant: My web server's response time for http requests skyrockets every weekday between about 9am and 5pm. I've gone over my munin >>> graphs > and the only one that really correlates well with the slowdown is >>> "TCP

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-21 Thread Grant
>> >> I haven't mentioned it yet, but several times I've seen the website >> >> perform fine all day until I browse to it myself and then all of a >> >> sudden it's super slow for me and my third-party monitor. WTF??? >> > >> > I had a similar problems once when routing through a IPsec VPN

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-21 Thread Michael Mol
On Wednesday, September 21, 2016 01:47:28 PM Grant wrote: > >> I haven't mentioned it yet, but several times I've seen the website > >> perform fine all day until I browse to it myself and then all of a > >> sudden it's super slow for me and my third-party monitor. WTF??? > > > > I had a similar

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-21 Thread Grant
>> I haven't mentioned it yet, but several times I've seen the website >> perform fine all day until I browse to it myself and then all of a >> sudden it's super slow for me and my third-party monitor. WTF??? > > I had a similar problems once when routing through a IPsec VPN tunnnel. > I needed

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-21 Thread Grant
>> > > If that device behaves badly in router mode by blocking just all >> > > icmp traffic instead of only icmp-echo-req, this is a good idea. >> > > You may want to bug AT about this problem then. It should really >> > > not block related icmp traffic. >> > >> > >> > Hi Kai, yesterday I switched

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-21 Thread Grant
>> >> I just remembered that our AT modem/router does not respond to >> >> pings. My solution is to move PPPoE off of that device and onto my >> >> Gentoo router so that pings pass through the AT device to the >> >> Gentoo router but I haven't done that yet as I want to be on-site >> >> for it.

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-21 Thread Grant
>> >> It looks like the TCP Queuing spike itself was due to imapproxy >> >> which I've now disabled. I'll post more info as I gather it. >> > >> > >> > imapproxy was clearly affecting the TCP Queuing graph in munin but I >> > still ended up with a massive TCP Queuing spike today and >> >

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-20 Thread Alarig Le Lay
On Tue Sep 20 12:52:57 2016, Grant wrote: > The spikes are taking place on my remote server but they seem to > roughly coincide with user activity within my own network. My > technical knowledge of networking internals is weak. Does anyone know > which tool will tell me more about the

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-20 Thread Grant
>>> My web server's response time for http requests skyrockets every >>> weekday between about 9am and 5pm. I've gone over my munin >>graphs and >>> the only one that really correlates well with the slowdown is >>"TCP >>> Queuing". It looks like I normally have about 400

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-20 Thread J. Roeleveld
On September 20, 2016 4:53:41 PM GMT+02:00, Grant wrote: >> My web server's response time for http requests skyrockets every >> weekday between about 9am and 5pm. I've gone over my munin >graphs >>>and >> the only one that really correlates well with the

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-20 Thread Grant
> My web server's response time for http requests skyrockets every > weekday between about 9am and 5pm. I've gone over my munin graphs >>and > the only one that really correlates well with the slowdown is "TCP > Queuing". It looks like I normally have about 400 packets per

Re: [gentoo-user] Re: TCP Queuing problem

2016-09-20 Thread J. Roeleveld
On September 20, 2016 2:38:03 AM GMT+02:00, Grant wrote: My web server's response time for http requests skyrockets every weekday between about 9am and 5pm. I've gone over my munin graphs >and the only one that really correlates well with the slowdown is "TCP