Ping Plotter logs from tonight's test

Started by TeaLeaf, July 07, 2004, 09:33:54 PM

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TeaLeaf

OK, so here's my session from more or less 7.30pm thorugh to 9:30pm

Facts:
The forums and website were turned off just after 8.00pm.
The forums and website were turned back on  at 9.00pm with the service restart taking a couple of (awful) minutes until about 9.03pm.

My subjective observations:
Strange synchronised outages on the last 2 hops
Much better reg whilst forums and website off
The single CS server used less than 10% CPU, so it is not a hardware spike
When website & forums were on the lag spikes were more frequent and wosre, combined with suxor reg

My subjective suspicion:  Steam sux and their coding has borked something somewhere. :(  It does not appear to be a hardware fault, although lessening the load does appear to slightly alleviate the Valve-induced problem.

Stryker - can you shed any light on the pingplotter log file?

Anyone else got any comments?  Please post either a link to the file, or an image of your trace. to help solve this issue.

Many thanks.

TL.
TL.
Wisdom doesn\'t necessarily come with age. Sometimes age just shows up all by itself.  (Tom Wilson)
Talent wins games, but teamwork and intelligence wins championships. (Michael Jordan)

Grimnar


Benny

It really doesn't look like the network, my trace is similar but the odd bad packet on a different hop, but then whadda I know....

I've got a trace if you want it.
===============
Master of maybe

Stryker

I'm with benny on that thought.  The trace seems pretty fine.  Ok there is a tiny bit of packet loss at times on the edge router just before blackadder, however I'd not expect you'd even notice it under normal circumstances.

The only logged network issue at this time is an issue that only seems to effect me when I'm at work.  That is traffic from the ntl-travel devisions chunk of the ntl core network is dropped at telecomplete just before the crosswired router.
-=[dMw]=-Stryker

TeaLeaf

A lot of the lag spikes coincided with the sychronised problems showing on the log at BA and the previosu router (telecomplete), but not all of them, so it makes me think they are not hardware problems either.  Additionally, my log shows some ping spikes that occur simultaneously across all hops - from reading the PingPlotter maunal I suspect that this is not a problem that really *is* occurring across all routers simultaneously, but one that has happened in Valve software on BA which has then led to a spurious PingPlotter result.

TL.
TL.
Wisdom doesn\'t necessarily come with age. Sometimes age just shows up all by itself.  (Tom Wilson)
Talent wins games, but teamwork and intelligence wins championships. (Michael Jordan)

Barley

I was just wondering what you were trying to find out?

TeaLeaf

We are trying to establish what is responsible for the lags that occur on our servers at the moment.  We wanted to rule out everything other than the Steam coding.  So last night we ran a single server, no mods and also turned the website and forums off.  The situation improved a little, but the lags were stil there.  It appears to be a confirmed Steam problem, certainly others around the world are also suffering this problem too.  What we established (imo) last night was that it was not our hardware or the connection that was causing the lag problem.......which leaves the blame at Valve's door.  :angry:  

TL.
TL.
Wisdom doesn\'t necessarily come with age. Sometimes age just shows up all by itself.  (Tom Wilson)
Talent wins games, but teamwork and intelligence wins championships. (Michael Jordan)

Barley

QuoteOriginally posted by TeaLeaf@Jul 8 2004, 12:20 PM
We are trying to establish what is responsible for the lags that occur on our servers at the moment.  We wanted to rule out everything other than the Steam coding.  So last night we ran a single server, no mods and also turned the website and forums off.  The situation improved a little, but the lags were stil there.  It appears to be a confirmed Steam problem, certainly others around the world are also suffering this problem too.  What we established (imo) last night was that it was not our hardware or the connection that was causing the lag problem.......which leaves the blame at Valve's door.  :angry:  

TL.
Amen to that! :)

smilodon

QuoteOriginally posted by TeaLeaf@Jul 8 2004, 01:20 PM
.......which leaves the blame at Valve's door. :angry:

TL.
So we just learn to live with it I guess until Valve ignore all the complaints and feedback for a fortnight, then another two weeks for them to be "looking at it ", a week to actually fix it and then another week waiting for 'Crazy Wednesday Update Day'

At which point we find they've broken somthing else in order to fix this.

Nice  <_<
smilodon
Whatever's gone wrong it's not my fault.

DarkAngel

Have they fixed the timer display yet for each round?


TeaLeaf

The lack of timer display is down to us reverting to an older dll file to try to fix the fookup the updste frm steam introduced.  One of the side effects of running an pre-update dll on a post update steam install is the lack of round timer.  

TL.
TL.
Wisdom doesn\'t necessarily come with age. Sometimes age just shows up all by itself.  (Tom Wilson)
Talent wins games, but teamwork and intelligence wins championships. (Michael Jordan)