On 2009/07/27 19:23, Brad wrote:
> [[[ 540-549MB/sec before ]]]
>
> The following diff to adjust the early TX threshold needs testing
> with any re(4) adapter other than the original 8139C+. Please also
> do some performance testing if you can.
>
> Please provide a dmesg.
This seems marginally slower; transmitting with tcpbench, 1500 MTU,
I was getting 540-549Mb/sec before, 524-537Mb/s after.
re0 at pci1 dev 0 function 0 "Realtek 8168" rev 0x01: RTL8168 2 (0x3800), apic
2 int 16 (irq 11), address 00:30:18:a0:6a:f6
rgephy0 at re0 phy 7: RTL8169S/8110S PHY, rev. 2
> Index: re.c
> ===================================================================
> RCS file: /cvs/src/sys/dev/ic/re.c,v
> retrieving revision 1.94
> diff -u -p -r1.94 re.c
> --- re.c 11 Oct 2008 23:49:05 -0000 1.94
> +++ re.c 12 Oct 2008 05:10:13 -0000
> @@ -1976,7 +1976,10 @@ re_init(struct ifnet *ifp)
> } else
> CSR_WRITE_4(sc, RL_TXCFG, RL_TXCFG_CONFIG);
>
> - CSR_WRITE_1(sc, RL_EARLY_TX_THRESH, 16);
> + if (sc->sc_hwrev == RL_HWREV_8139CPLUS)
> + CSR_WRITE_1(sc, RL_EARLY_TX_THRESH, 16);
> + else
> + CSR_WRITE_1(sc, RL_EARLY_TX_THRESH, RL_EARLYTXTHRESH_CNT);
>
> CSR_WRITE_4(sc, RL_RXCFG, RL_RXCFG_CONFIG);
OpenBSD 4.6-current (GENERIC.MP) #6: Tue Jul 28 00:37:14 BST 2009
[email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP
real mem = 2136866816 (2037MB)
avail mem = 2062450688 (1966MB)
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.2 @ 0xf0000 (38 entries)
bios0: vendor Phoenix Technologies, LTD version "6.00 PG" date 06/25/2008
bios0: PhoenixAward 945GM
acpi0 at bios0: rev 0
acpi0: tables DSDT FACP HPET MCFG APIC SSDT
acpi0: wakeup devices PEX0(S5) PEX1(S5) PEX2(S5) PEX3(S5) PEX4(S5) PEX5(S5)
HUB0(S5) USB0(S1) USB1(S1) USB2(S1) USB3(S1) USBE(S1) AC97(S5) AZAL(S5) PCI0(S5)
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpihpet0 at acpi0: 14318179 Hz
acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
cpu0: Intel(R) Core(TM)2 CPU T7200 @ 2.00GHz, 2000.44 MHz
cpu0:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,VMX,EST,TM2,CX16,xTPR,NXE,LONG
cpu0: 4MB 64b/line 16-way L2 cache
cpu0: apic clock running at 166MHz
cpu1 at mainbus0: apid 1 (application processor)
cpu1: Intel(R) Core(TM)2 CPU T7200 @ 2.00GHz, 2000.14 MHz
cpu1:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,VMX,EST,TM2,CX16,xTPR,NXE,LONG
cpu1: 4MB 64b/line 16-way L2 cache
ioapic0 at mainbus0 apid 2 pa 0xfec00000, version 20, 24 pins
ioapic0: misconfigured as apic 0, remapped to apid 2
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus 1 (PEX0)
acpiprt2 at acpi0: bus 2 (PEX1)
acpiprt3 at acpi0: bus -1 (PEX2)
acpiprt4 at acpi0: bus -1 (PEX3)
acpiprt5 at acpi0: bus -1 (PEX4)
acpiprt6 at acpi0: bus -1 (PEX5)
acpiprt7 at acpi0: bus 3 (HUB0)
acpicpu0 at acpi0: PSS
acpicpu1 at acpi0: PSS
acpibtn0 at acpi0: PWRB
cpu0: Enhanced SpeedStep 2000 MHz: speeds: 2000, 1667, 1333, 1000 MHz
pci0 at mainbus0 bus 0
pchb0 at pci0 dev 0 function 0 "Intel 82945GM Host" rev 0x03
vga1 at pci0 dev 2 function 0 "Intel 82945GM Video" rev 0x03
wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
intagp0 at vga1
agp0 at intagp0: aperture at 0xd0000000, size 0x10000000
inteldrm0 at vga1: apic 2 int 16 (irq 11)
drm0 at inteldrm0
"Intel 82945GM Video" rev 0x03 at pci0 dev 2 function 1 not configured
azalia0 at pci0 dev 27 function 0 "Intel 82801GB HD Audio" rev 0x02: apic 2 int
16 (irq 11)
azalia0: codecs: 0x17e8/0x0047, Realtek ALC888, using Realtek ALC888
audio0 at azalia0
ppb0 at pci0 dev 28 function 0 "Intel 82801GB PCIE" rev 0x02: apic 2 int 16
(irq 11)
pci1 at ppb0 bus 1
re0 at pci1 dev 0 function 0 "Realtek 8168" rev 0x01: RTL8168 2 (0x3800), apic
2 int 16 (irq 11), address 00:30:18:a0:6a:f6
rgephy0 at re0 phy 7: RTL8169S/8110S PHY, rev. 2
ppb1 at pci0 dev 28 function 1 "Intel 82801GB PCIE" rev 0x02: apic 2 int 17
(irq 10)
pci2 at ppb1 bus 2
re1 at pci2 dev 0 function 0 "Realtek 8168" rev 0x01: RTL8168 2 (0x3800), apic
2 int 17 (irq 10), address 00:30:18:a0:6a:f7
rgephy1 at re1 phy 7: RTL8169S/8110S PHY, rev. 2
uhci0 at pci0 dev 29 function 0 "Intel 82801GB USB" rev 0x02: apic 2 int 23
(irq 7)
uhci1 at pci0 dev 29 function 1 "Intel 82801GB USB" rev 0x02: apic 2 int 19
(irq 15)
uhci2 at pci0 dev 29 function 2 "Intel 82801GB USB" rev 0x02: apic 2 int 18
(irq 9)
uhci3 at pci0 dev 29 function 3 "Intel 82801GB USB" rev 0x02: apic 2 int 16
(irq 11)
ehci0 at pci0 dev 29 function 7 "Intel 82801GB USB" rev 0x02: apic 2 int 23
(irq 7)
usb0 at ehci0: USB revision 2.0
uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1
ppb2 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0xe2
pci3 at ppb2 bus 3
puc0 at pci3 dev 5 function 0 "Oxford OXmPCI954" rev 0x00: ports: 3 com
com2 at puc0 port 0 apic 2 int 16 (irq 11): st16650, 32 byte fifo
com3 at puc0 port 1 apic 2 int 16 (irq 11): st16650, 32 byte fifo
com4 at puc0 port 2 apic 2 int 16 (irq 11): st16650, 32 byte fifo
"Oxford OXmPCI954 Disabled" rev 0x00 at pci3 dev 5 function 1 not configured
skc0 at pci3 dev 6 function 0 "3Com 3c940" rev 0x10, Yukon (0x1): apic 2 int 16
(irq 11)
sk0 at skc0 port A: address 00:0a:5e:1a:a3:00
eephy0 at sk0 phy 0: 88E1011 Gigabit PHY, rev. 3
"VIA VT6306 FireWire" rev 0x80 at pci3 dev 9 function 0 not configured
pcib0 at pci0 dev 31 function 0 "Intel 82801GBM LPC" rev 0x02
pciide0 at pci0 dev 31 function 1 "Intel 82801GB IDE" rev 0x02: DMA, channel 0
configured to compatibility, channel 1 configured to compatibility
pciide0: channel 0 disabled (no drives)
pciide0: channel 1 ignored (disabled)
ahci0 at pci0 dev 31 function 2 "Intel 82801GBM AHCI" rev 0x02: apic 2 int 19
(irq 15), AHCI 1.1
scsibus0 at ahci0: 32 targets
sd0 at scsibus0 targ 0 lun 0: <ATA, ST9320320AS, SD03> SCSI3 0/direct fixed
sd0: 305245MB, 512 bytes/sec, 625142448 sec total
ichiic0 at pci0 dev 31 function 3 "Intel 82801GB SMBus" rev 0x02: apic 2 int 19
(irq 15)
iic0 at ichiic0
spdmem0 at iic0 addr 0x50: 1GB DDR2 SDRAM non-parity PC2-5300CL5
spdmem1 at iic0 addr 0x52: 1GB DDR2 SDRAM non-parity PC2-5300CL5
usb1 at uhci0: USB revision 1.0
uhub1 at usb1 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb2 at uhci1: USB revision 1.0
uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb3 at uhci2: USB revision 1.0
uhub3 at usb3 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb4 at uhci3: USB revision 1.0
uhub4 at usb4 "Intel UHCI root hub" rev 1.00/1.00 addr 1
isa0 at pcib0
isadma0 at isa0
com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
com0: probed fifo depth: 15 bytes
com1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo
com1: probed fifo depth: 15 bytes
pckbc0 at isa0 port 0x60/5
pckbd0 at pckbc0 (kbd slot)
pckbc0: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard, using wsdisplay0
pcppi0 at isa0 port 0x61
midi0 at pcppi0: <PC speaker>
spkr0 at pcppi0
mtrr: Pentium Pro MTRR support
ugen0 at uhub4 port 1 "FINTEK eHome Infrared Transceiver" rev 2.00/0.01 addr 2
uhub5 at uhub1 port 1 "Chicony Generic USB Hub" rev 1.10/1.00 addr 2
uhidev0 at uhub2 port 2 configuration 1 interface 0 "WACOM CTE-430-UV3.1-4" rev
1.10/3.14 addr 2
uhidev0: iclass 3/1, 3 report ids
ums0 at uhidev0 reportid 1: 3 buttons, Z dir
wsmouse0 at ums0 mux 0
uhid0 at uhidev0 reportid 2: input=7, output=0, feature=2
uhid1 at uhidev0 reportid 3: input=0, output=0, feature=2
uhidev1 at uhub5 port 1 configuration 1 interface 0 "Chicony PFU-65 USB
Keyboard" rev 1.10/1.00 addr 3
uhidev1: iclass 3/1
ukbd0 at uhidev1: 8 modifier keys, 6 key codes
wskbd1 at ukbd0 mux 1
wskbd1: connecting to wsdisplay0
softraid0 at root
root on sd0a swap on sd0b dump on sd0b
