Date: Sun, 13 Mar 2011 09:07:56 +0200 From: Aragon Gouveia <aragon@phat.za.net> To: freebsd-acpi@freebsd.org Subject: Re: C2/C3 states cause poor TCP performance with re(4) Message-ID: <4D7C6D4C.4000608@phat.za.net> In-Reply-To: <4D7C6BEF.9070303@phat.za.net> References: <4D7C6BEF.9070303@phat.za.net>
next in thread | previous in thread | raw e-mail | index | archive | help
On 03/13/11 09:02, Aragon Gouveia wrote: > This system is tuned using mav@'s tuning guide: > > http://wiki.freebsd.org/TuningPowerConsumption Additional info: 8.2-RELEASE # grep ^re0 /var/run/dmesg.boot re0: <RealTek 8168/8111 B/C/CP/D/DP/E PCIe Gigabit Ethernet> port 0xe800-0xe8ff mem 0xfafff000-0xfaffffff,0xfaff8000-0xfaffbfff irq 18 at device 0.0 on pci3 re0: Using 1 MSI messages re0: Chip rev. 0x28000000 re0: MAC rev. 0x00000000 re0: Ethernet address: 00:01:2e:2f:82:7f re0: [FILTER] # cat /boot/loader.conf autoboot_delay="4" hw.pci.do_power_nodriver=3 kern.hz="100" hint.p4tcc.0.disabled="1" hint.acpi_throttle.0.disabled="1" hint.apic.0.clock="0" hint.atrtc.0.clock="0" hint.ahcich.0.pm_level=3 hint.ahcich.1.pm_level=3 hint.ahcich.2.pm_level=3 hint.ahcich.3.pm_level=3 hint.ahcich.4.pm_level=3 hint.ahcich.5.pm_level=3 hint.ahcich.6.pm_level=3 dev.cpu.0.freq: 1200 dev.cpu.0.freq_levels: 3200/73000 3067/64000 2933/58000 2800/52000 2667/47000 2533/43000 2400/38000 2267/34000 2133/30000 2000/28000 1867/25000 1733/23000 1600/21000 1467/19000 1333/18000 1200/16000 dev.cpu.0.cx_supported: C1/32 C2/96 C3/128 dev.cpu.0.cx_lowest: C3 dev.cpu.0.cx_usage: 0.08% 0.02% 99.89% last 3939us
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4D7C6D4C.4000608>