Hum i have compiled with CONFIG_X86_SMP=y CONFIG_USE_GENERIC_SMP_HELPERS=y CONFIG_X86_32_SMP=y CONFIG_SMP=y CONFIG_X86_FIND_SMP_CONFIG=y # CONFIG_X86_VSMP is not set CONFIG_SCSI_SAS_HOST_SMP=y
If i turn on acpi with grub i have my 4 core on my q6600 If i turn off acpi i have only 1 core 2009/1/27 ics <i...@ics-base.net>: > Your kernel does not have SMP-support turned on. > > -ics > > Thomas Beugin kirjoitti: >> Me too if i disable acpi >> >> I have only 1 core on the cat /proc/cpuinfo >> Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz >> >> Some help? >> >> 2009/1/22 Steffen Tronstad <s...@nextgentel.com>: >> >>> I disabled it and still get my 4 cores (2 x dual core intel) >>> >>> >>> >>> -----Opprinnelig melding----- >>> Fra: hlds_linux-boun...@list.valvesoftware.com >>> [mailto:hlds_linux-boun...@list.valvesoftware.com] På vegne av J.Miribel >>> Sendt: 22. januar 2009 09:41 >>> Til: Half-Life dedicated Linux server mailing list >>> Emne: Re: [hlds_linux] different cpu-cores -> different performance >>> >>> I wonder how you can disable ACPI and still get the 4 cores up.. If I >>> disable ACPI, I'll have only one core showing up.. >>> >>> Best regards >>> >>> >>> Matthias Bleile a écrit : >>> >>>> Your point to the "Power Management" made me recognize bad evil "ACIP", >>>> so >>>> i added to my grub.conf: >>>> >>>> kernel /boot/kernel-2.6.25.8 root=/dev/sda3 apm=off acpi=off noapic >>>> >>>> and.... voilâ! >>>> No more drops. >>>> 4 cores with 100% 1000FPS. i can die in peace now. >>>> >>>> thanks gary and the others! >>>> >>>> ----- Original Message ----- >>>> From: "Gary Stanley" <g...@velocity-servers.net> >>>> To: "Half-Life dedicated Linux server mailing list" >>>> <hlds_linux@list.valvesoftware.com>; "Half-Life dedicated Linux server >>>> mailing list" <hlds_linux@list.valvesoftware.com> >>>> Sent: Tuesday, January 20, 2009 11:46 PM >>>> Subject: Re: [hlds_linux] different cpu-cores -> different performance >>>> >>>> >>>> >>>> >>>>> At 05:41 PM 1/20/2009, Matthias Bleile wrote: >>>>> >>>>> >>>>>> See here: >>>>>> http://rafb.net/p/n7UeOP48.html >>>>>> >>>>>> They are no Players present, doesn't matter, the drops are equal with or >>>>>> without players. >>>>>> If a server is used the Usage of the assigned core rises up to 5-6%, no >>>>>> differences here between the cores. >>>>>> >>>>>> >>>>> Probably power management or scheduler latency. >>>>> >>>>> >>>>> >>>>> >>>>>> ----- Original Message ----- >>>>>> From: "David A. Parker" <dpar...@utica.edu> >>>>>> To: "Half-Life dedicated Linux server mailing list" >>>>>> <hlds_linux@list.valvesoftware.com> >>>>>> Sent: Tuesday, January 20, 2009 11:25 PM >>>>>> Subject: Re: [hlds_linux] different cpu-cores -> different performance >>>>>> >>>>>> >>>>>> >>>>>> >>>>>>> The taskset commands look good. What is the usage on each CPU? htop >>>>>>> is >>>>>>> a good utility to see that kind of information quickly. Also try: >>>>>>> >>>>>>> mpstat -P ALL 1 1 >>>>>>> >>>>>>> This will give you the usage of all CPUs over a one-second interval. >>>>>>> Adjust the first number to make it measure usage over a different >>>>>>> interval (in seconds). Adjust the second number to make it repeat N >>>>>>> times. >>>>>>> >>>>>>> - Dave >>>>>>> >>>>>>> Matthias Bleile wrote: >>>>>>> >>>>>>> >>>>>>>> Wow, many answers ^^. >>>>>>>> >>>>>>>> So: >>>>>>>> >>>>>>>> --------------------------- >>>>>>>> Could you post the taskset command lines you are using? >>>>>>>> taskset -c 0 ./hlds_run..... >>>>>>>> taskset -c 1 ./hlds_run..... >>>>>>>> --------------------------- >>>>>>>> --------------------------- >>>>>>>> cat /proc/interrupts. Probably sharing interrupts. >>>>>>>> See here: http://rafb.net/p/LN4JtN70.html >>>>>>>> Only big differents is the "timer" interrupt only occuring on CPU0. >>>>>>>> The "Rescheduling Interrupts" can't be it, it would mean CPU2 is in >>>>>>>> perfect >>>>>>>> health, but it isnt. >>>>>>>> --------------------------- >>>>>>>> --------------------------- >>>>>>>> Turn off irqbalancing. It's useless and it doesn't do anything >>>>>>>> but hurt gameserver hosting. >>>>>>>> i can't even turn it on, if i wanted to, cause: >>>>>>>> >>>>>>>> Symbol: IRQBALANCE [=n] >>>>>>>> Prompt: Enable kernel irq balancing >>>>>>>> Depends on: X86_32 && SMP && X86_IO_APIC >>>>>>>> >>>>>>>> I dont use an 32Bit System. >>>>>>>> --------------------------- >>>>>>>> --------------------------- >>>>>>>> Useless. It doesn't do what it used to, and >>>>>>>> biiig performance differents between nice --0 and nice --20. >>>>>>>> --------------------------- >>>>>>>> --------------------------- >>>>>>>> Kind of useless, but can be useful in specific situations >>>>>>>> Big difference between no preemption and full preemption. >>>>>>>> without preempt im not able to get it stable 1000fps even on core0 >>>>>>>> --------------------------- >>>>>>>> --------------------------- >>>>>>>> Try running 2 servers on Core 0 and 2 and the rest on Core 1 and 3. >>>>>>>> Does >>>>>>>> that change anything for you? >>>>>>>> same here. >>>>>>>> core0 = stable 1000 >>>>>>>> core1 = small spikes >>>>>>>> core2 = big spikes >>>>>>>> core3 = only spikes ;) >>>>>>>> >>>>>>>> Guess thats it for now ^^. >>>>>>>> >>>>>>>> >>>>>>>> ----- Original Message ----- >>>>>>>> From: "1nsane" <1nsane...@gmail.com> >>>>>>>> To: "Half-Life dedicated Linux server mailing list" >>>>>>>> <hlds_linux@list.valvesoftware.com> >>>>>>>> Sent: Tuesday, January 20, 2009 10:51 PM >>>>>>>> Subject: Re: [hlds_linux] different cpu-cores -> different performance >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>>> Try running 2 servers on Core 0 and 2 and the rest on Core 1 and 3. >>>>>>>>> Does >>>>>>>>> that change anything for you? >>>>>>>>> >>>>>>>>> On Tue, Jan 20, 2009 at 4:23 PM, Gary Stanley >>>>>>>>> <g...@velocity-servers.net>wrote: >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>>> At 04:04 PM 1/20/2009, Matthias Bleile wrote: >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> Hi everybody. >>>>>>>>>>> >>>>>>>>>>> So i wasted 1 week of free time and i still wasn't able to find >>>>>>>>>>> out.. >>>>>>>>>>> >>>>>>>>>>> We got a Intel Quad Core and 4 hlds Servers. >>>>>>>>>>> Each server is assigned to 1 CPU using taskset. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> The Server assigned to CPU0 gives excellent performance, as seen >>>>>>>>>>> here: >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>> http://fpsmeter.fragaholics.de/?load=hlds.84.201.7.34.27030.1232478679.session >>>>>> >>>>>> >>>>>>>>>>> The Server assigned to CPU1 gives a slightly worse performance as >>>>>>>>>>> seen >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> here: >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>> http://fpsmeter.fragaholics.de/?load=hlds.84.201.7.34.27400.1232478412.session >>>>>> >>>>>> >>>>>>>>>> cat /proc/interrupts. Probably sharing interrupts. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> The Server assigned to CPU2 gives MUCH worse performance as seen >>>>>>>>>>> here: >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>> http://fpsmeter.fragaholics.de/index.php?load=hlds.84.201.7.34.27200.1232479691.session >>>>>> >>>>>> >>>>>>>>>> Same. Turn off irqbalancing. It's useless and it doesn't do anything >>>>>>>>>> but hurt gameserver hosting. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> Got no picture of CPU3 but believe me, its worth crying. >>>>>>>>>>> I tried everything i could imagine. >>>>>>>>>>> >>>>>>>>>>> - 32Bit OS, 64Bit OS >>>>>>>>>>> - Debian, Gentoo >>>>>>>>>>> - hlds_i686, hlds_i486 >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> i486 doesn't have XMM regs, nor does it have cmov (IIRC) >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> - not used nice, used nice --20 >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> Useless. It doesn't do what it used to, and >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> - Kernel with full preemption >>>>>>>>>>> - Kernel without any preemption, pure processing power. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> Kind of useless, but can be useful in specific situations >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> - Turned off Multicore Scheduling, turned back on. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> Adds overhead to the scheduler >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> - tried "tsc", "hpet" and "jiffies" as clocksource. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> TSC is your best bet on intel, but HPET is overall the better >>>>>>>>>> choice. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> If i use Core1+2 its as bad as i use Core3. >>>>>>>>>>> If i use Core2+3 its more 500FPS than 1000FPS.... >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> You are probably running into power management issues, or SMI >>>>>>>>>> interrupts causing pipeline stalls. Or you are just running into >>>>>>>>>> know >>>>>>>>>> CPU errata :-) >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> _______________________________________________ >>>>>>>>>> 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 >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> -- >>>>>>> >>>>>>> Dave Parker >>>>>>> Utica College >>>>>>> Integrated Information Technology Services >>>>>>> (315) 792-3229 >>>>>>> Registered Linux User #408177 >>>>>>> >>>>>>> _______________________________________________ >>>>>>> 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 > -- Cordialement, Beugin Thomas _______________________________________________ To unsubscribe, edit your list preferences, or view the list archives, please visit: http://list.valvesoftware.com/mailman/listinfo/hlds_linux
