We ran around 90-100% per core with 40-ish FPS. Players found that reasonably acceptable, so I'm guessing no one is going to complain now.
Saint K. ________________________________________ From: hlds_linux-boun...@list.valvesoftware.com [hlds_linux-boun...@list.valvesoftware.com] On Behalf Of Andres Pozos [javato...@yahoo.es] Sent: 26 July 2011 13:59 To: Half-Life dedicated Linux server mailing list Subject: Re: [hlds_linux] cpu on i7 920 More than 80% cpu usage = lag spikes > Everyone thanks a lot for your feedback regarding this issue. > > I went into the datacenter today and had another good look at the BIOS > settings. In the end I did a full BIOS reset and re-programmed all the > options. > > Servers now run at a rock solid 250FPS at around 80-90% CPU load per 24max > server per core (acceptable). > > Saint K. > ________________________________________ > From: hlds_linux-boun...@list.valvesoftware.com > [hlds_linux-boun...@list.valvesoftware.com] On Behalf Of Svensk Ljud& Ljus > Produktion [i...@teaterljud.se] > Sent: 25 July 2011 17:00 > To: hlds_linux@list.valvesoftware.com > Subject: Re: [hlds_linux] cpu on i7 920 > > To get a true picture on the cpu load you have to monitor both the > machines cpu-usage by core, and the srcds instances usage of cpu. > This can be monitored by munin. > Offcource it can also monitor fps, no.off players, uptime and the > network traffic on the nic by port. > But dont forget to monitor the memory usage on the machine. > Its a easy way to find errors. > > Peter > Sweden > > > > Eric Riemers skrev 2011-07-25 15:04: >> I only have issues on the box with the 32 slots server, and since tf2 is >> build for 24 i dont think there will be any performance increases in this >> area. The 24 slots sit around 60/70% and i've got no complaints from there >> (except for the few that always complain) >> >> Also if you have hlxce running or similar you can usually see your >> serverside fps too, not that this matters that much but if you see drops >> below 66 it could be cpu, at least a reference point to look at if people >> complain about lag. >> >> Still running an older distro of debian on that box though, perhaps a >> upgrade would do some good i presume too. >> >> On Mon, 25 Jul 2011 14:05:10 +0200, Saint K.<sai...@specialattack.net> >> wrote: >>> Hi, >>> >>> My concern is not really to have more servers on there (although it be >> nice >>> if possible), but I'd like to get at least 66+fps stable per server per >>> core, and having some load left to have replay etc enabled, as we had to >>> kill that as well to get things running on the edge of normal. >>> >>> I've also tried assigning it per core, but never found clear bennifits to >>> do so. The keeping one core free is just the thought process, leaves some >>> room for other processes to peak (if required). >>> >>> Saint K. >>> ________________________________________ >>> From: hlds_linux-boun...@list.valvesoftware.com >>> [hlds_linux-boun...@list.valvesoftware.com] On Behalf Of >>> gamead...@127001.org [gamead...@127001.org] >>> Sent: 25 July 2011 13:56 >>> To: 'Half-Life dedicated Linux server mailing list' >>> Subject: Re: [hlds_linux] cpu on i7 920 >>> >>> Regardless of CPU usage you're going to struggle running more servers >> than >>> that. >>> >>> The thing is, it's not that the servers use a lot of CPU*, it's just that >>> when they need it, they need it _NOW_, or else they miss their "window" >> and >>> the framerate drops. The more things running per core, the higher the >>> chance that something else will stop a server getting its slice when it >>> needs it. >>> >>> *actually, they _DO_, but the point would stand even if they didn't >>> >>> This is why I find load average useful; it can point out overloading (if >> LA >>>> number of threads your server has) even when the CPU load isn't showing >>> 100% >>> >>> Re: assigning servers to cores - this is going back about 3 years, but I >>> noticed that gameservers liked to jump cores about every 30 seconds or >>> so... >>> but if I pinned them to a core, they'd lag for a split-second around >> every >>> 30 seconds or so instead. No idea if that was the OS or the server, and >>> we've not tested again since, but we've had little issue leaving them to >>> roam free. >>> >>>> -----Original Message----- >>>> From: hlds_linux-boun...@list.valvesoftware.com [mailto:hlds_linux- >>>> boun...@list.valvesoftware.com] On Behalf Of Saint K. >>>> Sent: 25 July 2011 12:22 >>>> To: Half-Life dedicated Linux server mailing list >>>> Subject: Re: [hlds_linux] cpu on i7 920 >>>> >>>> I could live with that, at least knowing a reason why my 3000,- euro >>>> hardware can only sustain 7-ish 24 slots TF2 servers. >>>> >>>> Saint K. >>>> ________________________________________ >>>> From: hlds_linux-boun...@list.valvesoftware.com [hlds_linux- >>>> boun...@list.valvesoftware.com] On Behalf Of James Botting >>>> [bottswan...@googlemail.com] >>>> Sent: 25 July 2011 13:18 >>>> To: Half-Life dedicated Linux server mailing list >>>> Subject: Re: [hlds_linux] cpu on i7 920 >>>> >>>> Everytime a new weapon goes 'pew pew' the laser destroys a section of >>>> your >>>> CPU. >>>> It's a new feature. >>>> >>>> On 25/07/2011 12:14, "Andres Pozos"<javato...@yahoo.es> wrote: >>>> >>>>> Its not a bug its a "feature", jk. Orangebox take teh 100% cpu usage >>>> in >>>>> a core with more than 25 slots, i tested it on many linux distros, >>>> many >>>>> kernel configurations and many cpus. So welcome to the club. >>>>>> Hi, >>>>>> >>>>>> Thanks for the reply. >>>>>> >>>>>> The servers are build according to Tyans best practise, so >>>> everything >>>>>> is inserted in the correct slots. I've recently also updated the BIOS >>>>>> versions to be sure. >>>>>> >>>>>> One thing I notice, at the memory settings is a "snooping" option - >>>> If >>>>>> this is disabled, the overall load is slightly lower (as it is now). >>>>>> >>>>>> I'd generally wouldn't blame the hardware either, however, seeing I >>>>>> can't find anything software wise, it's the logical next thing to >>>> look >>>>>> at. >>>>>> >>>>>> Any more tips are welcome! >>>>>> >>>>>> Saint K. >>>>>> ________________________________________ >>>>>> From: Jesse Molina [je...@opendreams.net] >>>>>> Sent: 25 July 2011 12:36 >>>>>> To: Half-Life dedicated Linux server mailing list >>>>>> Cc: Saint K. >>>>>> Subject: Re: [hlds_linux] cpu on i7 920 >>>>>> >>>>>> Looks fine, don't mess with it. >>>>>> >>>>>> generic-receive-offload would be good if you were doing 10G >>>> networking, >>>>>> but otherwise forget about it. >>>>>> >>>>>> Make sure that your RAM is in the right slots as recommended by >>>> Tyan. >>>>>> That can slow things down sometimes but I would not expect that to >>>> cause >>>>>> such significant problems. >>>>>> >>>>>> I have no clue. Grab an old cruddy desktop, set it up on your home >>>>>> network, do a quickplay qualified server, and then watch how it >>>> runs. >>>>>> Use the same OS and versions you are using on your server and then >>>> start >>>>>> twiddling. You only need about a 2Mbps upstream rate for a 24- >>>> player >>>>>> server. >>>>>> >>>>>> I would blame software way before I started blaming hardware. >>>>>> >>>>>> Actually, I'd blame something you did unknowingly, first, but just >>>>>> because I'm a BOFH. >>>>>> >>>>>> People like to throw switches in the desperate hope that one of them >>>> was >>>>>> put there by system developers specifically just to slow things >>>> down, >>>>>> like a turbo switch on an old 486DX. >>>>>> >>>>>> "Surely, my sheer desire to make things go faster and by randomly >>>>>> throwing every bios setting, recompiling my kernel with obscure >>>> realtime >>>>>> patches I found, enabling weird sysctrl parameters, and buying a >>>> Bigfoot >>>>>> gaming NIC will make things go faster!" >>>>>> >>>>>> And that's why we have fps_max 1000 and 100PPS update/cmd rates on >>>>>> servers. >>>>>> >>>>>> I really have no idea what I'm talking about. I've only been >>>> messing >>>>>> with srcds servers for the last nine months or so. >>>>>> >>>>>> Then again... Seagate did ship me all of those SATA 300 drives with >>>> the >>>>>> 150-limiting jumpers on by default. >>>>>> >>>>>> >>>>>> >>>>>> Saint K. wrote: >>>>>>> Hi, >>>>>>> >>>>>>> I am getting these values returned, not entirely sure what I am >>>>>>> looking at; >>>>>>> >>>>>>> mrblonde:~# ethtool -k eth0 >>>>>>> Offload parameters for eth0: >>>>>>> rx-checksumming: on >>>>>>> tx-checksumming: on >>>>>>> scatter-gather: on >>>>>>> tcp-segmentation-offload: off >>>>>>> udp-fragmentation-offload: off >>>>>>> generic-segmentation-offload: on >>>>>>> generic-receive-offload: off >>>>>>> large-receive-offload: off >>>>>>> ntuple-filters: off >>>>>>> receive-hashing: off >>>>>>> >>>>>>> >>>>>>> Does this appear to be good? I've checked the chipset specs and it >>>>>>> supports checksum offloading. >>>>>>> >>>>>>> Saint K. >>>>>>> ________________________________________ >>>>>>> From: hlds_linux-boun...@list.valvesoftware.com >>>>>>> [hlds_linux-boun...@list.valvesoftware.com] On Behalf Of Andrew >>>>>>> Armitage [and...@thirdlife.org] >>>>>>> Sent: 25 July 2011 10:36 >>>>>>> To: hlds_linux@list.valvesoftware.com >>>>>>> Subject: Re: [hlds_linux] cpu on i7 920 >>>>>>> >>>>>>> I wouldn't expect problems with. But I happily admit to being no >>>>>>> expert. >>>>>>> >>>>>>> Try ethtool -k<interface> and see what's what? >>>>>>> >>>>>>> A >>>>>>> >>>>>>> On 25/07/2011 08:42, Saint K. wrote: >>>>>>>> The servers are build on Tyan Tempest i5400 motherboards, based on >>>>>>>> the Intel 5400B chipset platform, the Gbit nic's used on this >>>> board >>>>>>>> are Intel 82563EB chips. >>>>>>>> >>>>>>>> I've never really figured the load could be related to the >>>> networking >>>>>>>> chip as our throughput tests never really show any issues when >>>> tested >>>>>>>> (with all sorts of packet sizes, tcp/udp) >>>>>>>> >>>>>>>> Saint K. ________________________________________ From: >>>>>>>> hlds_linux-boun...@list.valvesoftware.com >>>>>>>> [hlds_linux-boun...@list.valvesoftware.com] On Behalf Of Andrew >>>>>>>> Armitage [and...@thirdlife.org] Sent: 25 July 2011 09:36 To: >>>>>>>> hlds_linux@list.valvesoftware.com Subject: Re: [hlds_linux] cpu on >>>> i7 >>>>>>>> 920 >>>>>>>> >>>>>>>> Maybe the issue is the network hardware? HLDS is very network >>>>>>>> intensive. >>>>>>>> >>>>>>>> I believe that some cards support checksum offloading and some >>>>>>>> don't. >>>>>>>> >>>>>>>> A >>>>>>>> >>>>>>>> On 25/07/2011 07:28, Saint K. wrote: >>>>>>>>> What I am still not getting is that our Xeon E5420's are doing >>>>>>>>> like 70-80% load on a single core for 24 players, and our Xeon >>>>>>>>> E5410's 90%+, where you say your older 4600+ does 70%. >>>>>>>>> >>>>>>>>> Tried all sorts of different kernels out there. >>>>>>>>> >>>>>>>>> Is there perhaps certain BIOS settings which could benefit when >>>>>>>>> running gameservers on them? >>>>>>>>> >>>>>>>>> Ours surely should perform much better then that? >>>>>>>>> >>>>>>>>> Saint K. ________________________________________ From: >>>>>>>>> hlds_linux-boun...@list.valvesoftware.com >>>>>>>>> [hlds_linux-boun...@list.valvesoftware.com] On Behalf Of Jesse >>>>>>>>> Molina [je...@opendreams.net] Sent: 25 July 2011 05:15 To: >>>>>>>>> Half-Life dedicated Linux server mailing list Subject: Re: >>>>>>>>> [hlds_linux] cpu on i7 920 >>>>>>>>> >>>>>>>>> I have a AMD Phenom x6 1055T doing multiple servers at the same >>>>>>>>> time. TF2 causes the active core to go to 100% for about two >>>>>>>>> seconds during map changes, but otherwise I've never seen it go >>>>>>>>> that high for extended periods of time. Average during full >>>>>>>>> 24-player usage is about 40%. >>>>>>>>> >>>>>>>>> I also have an older AMD Athlon64 x2 4600+ that runs a single >>>>>>>>> 24-player TF2 quickplay server. It averages 70% usage when full >>>>>>>>> and gameplay is great. >>>>>>>>> >>>>>>>>> Both of these are desktop class boards with DDR2 PC800M RAM. >>>>>>>>> Linux 2.6.39. >>>>>>>>> >>>>>>>>> Try watching your CPU usage at (relatively) high resolution with >>>>>>>>> something like "htop -d 1" >>>>>>>>> >>>>>>>>> No clue why you are maxing out like that. >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> Eric Riemers wrote: >>>>>>>>>> All, >>>>>>>>>> >>>>>>>>>> I run a 32 slots server on a i7 920 @ 2.67ghz, but i can see >>>>>>>>>> with top and such that its potentially maxing out at 100% at >>>>>>>>>> times since it only uses one core. Is it really now doing so >>>> much >>>>>>>>>> cpu that even a i7 core isn't enough? Didn't have much >>>> complaints >>>>>>>>>> before the pew pew. >>>>>>>>>> >>>>>>>>>> 24 slots on the same server do around 60% when full. >>>>>>>>>> >>>>>>>>>> Eric >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> _______________________________________________ To unsubscribe, >>>>>>>>>> edit your list preferences, or view the list archives, please >>>>>>>>>> visit: http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>>>>>>> -- # Jesse Molina # Mail = je...@opendreams.net # Page = >>>>>>>>> page-je...@opendreams.net # Cell = 1.602.323.7608 # Web = >>>>>>>>> http://www.opendreams.net/jesse/ >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> _______________________________________________ To unsubscribe, >>>>>>>>> edit your list preferences, or view the list archives, please >>>>>>>>> visit: http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>>>>>>> >>>>>>>>> _______________________________________________ To unsubscribe, >>>>>>>>> edit your list preferences, or view the list archives, please >>>>>>>>> visit: http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>>>>>> _______________________________________________ To unsubscribe, >>>> edit >>>>>>>> your list preferences, or view the list archives, please visit: >>>>>>>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>>>>>> >>>>>>>> _______________________________________________ To unsubscribe, >>>> edit >>>>>>>> your list preferences, or view the list archives, please visit: >>>>>>>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>>>>> _______________________________________________ >>>>>>> To unsubscribe, edit your list preferences, or view the list >>>> archives, >>>>>>> please visit: >>>>>>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>>>>> >>>>>>> _______________________________________________ >>>>>>> To unsubscribe, edit your list preferences, or view the list >>>> archives, >>>>>>> please visit: >>>>>>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>>>> -- >>>>>> # Jesse Molina >>>>>> # Mail = je...@opendreams.net >>>>>> # Page = page-je...@opendreams.net >>>>>> # Cell = 1.602.323.7608 >>>>>> # Web = http://www.opendreams.net/jesse/ >>>>>> >>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> To unsubscribe, edit your list preferences, or view the list >>>> archives, >>>>>> please visit: >>>>>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>>>> >>>>> _______________________________________________ >>>>> To unsubscribe, edit your list preferences, or view the list archives, >>>>> please visit: >>>>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>> >>>> _______________________________________________ >>>> To unsubscribe, edit your list preferences, or view the list archives, >>>> please visit: >>>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>>> >>>> _______________________________________________ >>>> To unsubscribe, edit your list preferences, or view the list archives, >>>> please visit: >>>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>> _______________________________________________ >>> To unsubscribe, edit your list preferences, or view the list archives, >>> please visit: >>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >>> >>> _______________________________________________ >>> To unsubscribe, edit your list preferences, or view the list archives, >>> please visit: >>> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >> _______________________________________________ >> To unsubscribe, edit your list preferences, or view the list archives, >> please visit: >> http://list.valvesoftware.com/mailman/listinfo/hlds_linux >> >> > > _______________________________________________ > To unsubscribe, edit your list preferences, or view the list archives, please > visit: > http://list.valvesoftware.com/mailman/listinfo/hlds_linux > > _______________________________________________ > To unsubscribe, edit your list preferences, or view the list archives, please > visit: > http://list.valvesoftware.com/mailman/listinfo/hlds_linux > _______________________________________________ To unsubscribe, edit your list preferences, or view the list archives, please visit: http://list.valvesoftware.com/mailman/listinfo/hlds_linux _______________________________________________ To unsubscribe, edit your list preferences, or view the list archives, please visit: http://list.valvesoftware.com/mailman/listinfo/hlds_linux
