I've actually been having a lot of issues with my Linux servers lately. I
have some on Windows and some on Linux and my Linux ones have been locking
up randomly.

On Sun, May 10, 2015 at 10:43 AM, Gamemann <[email protected]> wrote:

>  Hello, the "bot_flipout" command is a locked convar. Therefore, I had to
> change it with SourceMod using "sm_cvar".
>
> Are you seeing those random CPU spikes on Windows or linux?
>
> 1. Yes, linux does perform much worse when it wants to use >100% CPU (the
> networking thread) but cannot. The server FPS is much worse, etc.
> 2. As far as I know, there has always been a separate thread reserved for
> networking in the modern Source Engine games (CS:S, TF2, CS:GO, etc). I'm
> sure there are sources on the Internet giving more information about that.
> 3. My game server host provided us with those graphs (NFOServers).
> Therefore, I'm not sure.
> 4. Sadly, I cannot see the current CPU usage (real-time) of those test
> servers that use NFOServers. Although, I've set up another test server on
> my personal dedicated server using Windows and it does randomly go to
> 200+%/400% (50+%/100%) CPU (Processor: Intel Xeon X3430).
>
> Thanks.
>
>
> On 5/10/2015 5:53 AM, Dennis Christ wrote:
>
> Hi,
>
> didn't know about sv_stressbots. Just tried it on my server. But bot_flipout
> doesn't seem to exist.
> It's a 20 player casual server and i looked at top and htop while playing
> alone with 19 bots in stresstest mode.
>
> I saw a very vary cpu usage. Usally 1-2%, then randomly jumping to 200%
> (it's a dual core).
>
> Some random thoughts:
>
> - Is it really performing worse on linux? Has it a higher var rate or
> something, loss, choke?
> - Where does the info with the networking thread on windows comes from?
> - How did you measure cpu for this rrdtool graph, commands?
> - Your graph in 5 minutes average, are the real values as jumpy as mine?
>
>
> Am 10.05.2015 um 00:32 schrieb Gamemann:
>
>     Hello everybody, I want to talk about CS:GO’s server performance on
> linux. Currently, the performance isn’t poor for small servers, but for
> large servers that use much more CPU (>100%), the performance is poor. This
> is due to a limitation in linux. Currently, Windows can use one full thread
> along with another half a thread for networking. However, it appears linux
> cannot use the networking thread. We’ve tried everything we could find to
> get linux to use the extra thread but nothing worked (-threads 2-4 didn’t
> work, etc).
>
> Proof:
>
> My CS:GO Surf Timer server (Windows):
>
> http://gflclan.com/gamemann/sharex/2015-05-09_18-13-58.png
>
> My other CS:GO Surf Timer server (Linux):
>
> http://gflclan.com/gamemann/sharex/2015-05-09_18-14-33.png
>
> A few months ago I switched this server from Windows to linux. The
> performance was great on Windows, but on linux, the performance was very
> poor. You can tell when we switched over to linux (nothing was changed
> configuration-wise):
>
> http://gflclan.com/gamemann/sharex/2015-05-09_18-17-31.png
>
> Here are my test servers I’ve set up with the same configuration (besides
> the operating systems):
>
> Windows:
>
> http://gflclan.com/gamemann/sharex/2015-05-09_18-18-21.png
>
> Linux:
>
> http://gflclan.com/gamemann/sharex/2015-05-09_18-18-34.png
>
> For a while, the CPU usage was still capped at 100% on Windows, but I
> tried a new configuration on both servers which pushed Windows up to over
> 100% CPU:
>
> bot_quota 63
>
> bot_flipout 1 - If nonzero, bots use no CPU for AI. Instead, they run
> around randomly.
>
> sv_stressbots 1 - If set to 1, the server calculates data and fills
> packets to bots. Used for perf testing.
>
> With that being said, the linux server was still capped at 100% CPU even
> with the new configuration.
>
>     Overall, I’ve seen many threads in the past addressing the poor
> performance issues with linux but none of them addressed this specific
> limitation. I hope Valve addresses this major issue.
>
> Thank you for reading.
>
> _______________________________________________
> Csgo_servers mailing 
> [email protected]https://list.valvesoftware.com/cgi-bin/mailman/listinfo/csgo_servers
>
>
>
>
> _______________________________________________
> Csgo_servers mailing 
> [email protected]https://list.valvesoftware.com/cgi-bin/mailman/listinfo/csgo_servers
>
>
>
> _______________________________________________
> Csgo_servers mailing list
> [email protected]
> https://list.valvesoftware.com/cgi-bin/mailman/listinfo/csgo_servers
>
_______________________________________________
Csgo_servers mailing list
[email protected]
https://list.valvesoftware.com/cgi-bin/mailman/listinfo/csgo_servers

Reply via email to