Polling For 100 mbps Connections? (Was Re: Freebsd Theme Song)

[Sasa Stupar]

--On 16. december 2005 3:36 -0800 Ted Mittelstaedt <tedm at toybox.placo.com> 
wrote:

>
>
>> -----Original Message-----
>> From: Sasa Stupar [mailto:sasa at stupar.homelinux.net]
>> Sent: Thursday, December 15, 2005 12:34 AM
>> To: Ted Mittelstaedt; danial_thom at yahoo.com; Drew Tomlinson
>> Cc: freebsd-questions at freebsd.org
>> Subject: RE: Polling For 100 mbps Connections? (Was Re: Freebsd
>> Theme Song)
>>
>>>
>>> Ted
>>
>> Hmmm, here is test with iperf what I have done with and without polling:
>> **************
>> ------------------------------------------------------------
>> Client connecting to 192.168.1.200, TCP port 5001
>> TCP window size: 8.00 KByte (default)
>> ------------------------------------------------------------
>> [1816] local 192.168.10.249 port 1088 connected with
>> 192.168.1.200 port 5001
>> [ ID] Interval       Transfer     Bandwidth
>> [1816]  0.0-10.0 sec   108 MBytes  90.1 Mbits/sec
>>
>> This is when I use Device polling option on m0n0.
>>
>> If I disable this option then my transfer is worse:
>> ------------------------------------------------------------
>> Client connecting to 192.168.1.200, TCP port 5001
>> TCP window size: 8.00 KByte (default)
>> ------------------------------------------------------------
>> [1816] local 192.168.10.249 port 1086 connected with
>> 192.168.1.200 port 5001
>> [ ID] Interval       Transfer     Bandwidth
>> [1816]  0.0-10.0 sec  69.7 MBytes  58.4 Mbits/sec
>> ***************
>>
>> BTW: my router is m0n0wall (FBSD 4.11).
>>
>
> what are the cpu speeds and operating systems of all devices
> in the packet path, what is the make and model of switchs in
> use, provide dmesg output of the bsd box, a network diagram
> of the setup, etc. etc. etc.
>
> The above test results are not replicatable and thus, worthless.
> Useful test results would allow a reader to build an exact
> duplicate of your setup, config it identically, and get identical
> results.
>
> Ted
>

OK. The server (192.168.1.200) is FreeBSD 5.4 with Duron 900 and 3C905C 
NIC; router is m0n0wall (FreeBSD 4.11) with three Intel Pro/100S Nics and 
Celeron 433; The user computer (192.168.10.249) is Celeron 2400 with winxp 
and integrated NIC Realtek 8139 series. Switch is CNET CNSH-1600.

Diagram: <http://me.homelinux.net/network.pdf>

dmesg from the router:
----------------
$ dmesg
Copyright (c) 1992-2005 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.
FreeBSD 4.11-RELEASE-p11 #0: Wed Sep  7 13:49:09 CEST 2005
    root at fb411.neon1.net:/usr/src/sys/compile/M0N0WALL_GENERIC
Timecounter "i8254"  frequency 1193182 Hz
CPU: Pentium II/Pentium II Xeon/Celeron (434.32-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x665  Stepping = 5
 
Features=0x183f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR>
real memory  = 201326592 (196608K bytes)
avail memory = 179142656 (174944K bytes)
Preloaded elf kernel "kernel" at 0xc1006000.
Preloaded mfs_root "/mfsroot" at 0xc100609c.
Pentium Pro MTRR support enabled
md0: Preloaded image </mfsroot> 11534336 bytes at 0xc0504d9c
md1: Malloc disk
Using $PIR table, 8 entries at 0xc00fdef0
npx0: <math processor> on motherboard
npx0: INT 16 interface
pcib0: <Intel 82443BX (440 BX) host to PCI bridge> on motherboard
pci0: <PCI bus> on pcib0
pcib1: <Intel 82443BX (440 BX) PCI-PCI (AGP) bridge> at device 1.0 on pci0
pci1: <PCI bus> on pcib1
isab0: <Intel 82371AB PCI to ISA bridge> at device 7.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel PIIX4 ATA33 controller> port 0xf000-0xf00f at device 7.1 on 
pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
uhci0: <Intel 82371AB/EB (PIIX4) USB controller> port 0xd000-0xd01f irq 11 
at device 7.2 on pci0
usb0: <Intel 82371AB/EB (PIIX4) USB controller> on uhci0
usb0: USB revision 1.0
uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
chip1: <Intel 82371AB Power management controller> port 0x5000-0x500f at 
device 7.3 on pci0
pci0: <unknown card> (vendor=0x1274, dev=0x1371) at 8.0 irq 11
fxp0: <Intel 82550 Pro/100 Ethernet> port 0xd800-0xd83f mem 
0xd0400000-0xd041ffff,0xd0460000-0xd0460fff irq 10 at device 15.0 on pci0
fxp0: Ethernet address 00:02:b3:62:f6:06
inphy0: <i82555 10/100 media interface> on miibus0
inphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
fxp1: <Intel 82550 Pro/100 Ethernet> port 0xdc00-0xdc3f mem 
0xd0420000-0xd043ffff,0xd0462000-0xd0462fff irq 12 at device 16.0 on pci0
fxp1: Ethernet address 00:02:b3:9c:2a:16
inphy1: <i82555 10/100 media interface> on miibus1
inphy1:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
fxp2: <Intel 82550 Pro/100 Ethernet> port 0xe000-0xe03f mem 
0xd0440000-0xd045ffff,0xd0461000-0xd0461fff irq 7 at device 19.0 on pci0
fxp2: Ethernet address 00:02:b3:8c:e4:f6
inphy2: <i82555 10/100 media interface> on miibus2
inphy2:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
pmtimer0 on isa0
fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
fdc0: FIFO enabled, 8 bytes threshold
fd0: <1440-KB 3.5" drive> on fdc0 drive 0
atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A, console
sio1: configured irq 3 not in bitmap of probed irqs 0
BRIDGE 020214 loaded
IPsec: Initialized Security Association Processing.
IP Filter: v3.4.35 initialized.  Default = block all, Logging = enabled
ad0: 3098MB <WDC AC33200L> [6296/16/63] at ata0-master PIO4
acd0: CDROM <LITE-ON CD-ROM LTN-527T> at ata1-master PIO4
Mounting root from ufs:/dev/md0c
fxp1: Microcode loaded, int_delay: 1000 usec  bundle_max: 6
fxp0: Microcode loaded, int_delay: 1000 usec  bundle_max: 6
fxp2: Microcode loaded, int_delay: 1000 usec  bundle_max: 6
ata0: resetting devices .. done
-------------

If you need more just ask for it. You don't need to be angry. Peace.


-- 
Sasa Stupar