Date: Sun, 18 Dec 2005 12:00:16 +0100 From: Sasa Stupar <sasa@stupar.homelinux.net> To: Ted Mittelstaedt <tedm@toybox.placo.com>, freebsd-questions@freebsd.org Subject: RE: Polling For 100 mbps Connections? (Was Re: Freebsd Theme Song) Message-ID: <41C483468621896258B324AD@[192.168.10.249]> In-Reply-To: <LOBBIFDAGNMAMLGJJCKNMEBDFDAA.tedm@toybox.placo.com> References: <LOBBIFDAGNMAMLGJJCKNMEBDFDAA.tedm@toybox.placo.com>
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--On 18. december 2005 2:32 -0800 Ted Mittelstaedt <tedm@toybox.placo.com>=20 wrote: > > >> -----Original Message----- >> From: owner-freebsd-questions@freebsd.org >> [mailto:owner-freebsd-questions@freebsd.org]On Behalf Of Sasa Stupar >> Sent: Sunday, December 18, 2005 2:21 AM >> To: Ted Mittelstaedt; freebsd-questions@freebsd.org >> Subject: RE: Polling For 100 mbps Connections? (Was Re: Freebsd >> Theme Song) >> >> >> >> >> --On 18. december 2005 1:33 -0800 Ted Mittelstaedt >> <tedm@toybox.placo.com> >> wrote: >> >>> >>> >>>> -----Original Message----- >>>> From: Sasa Stupar [mailto:sasa@stupar.homelinux.net] >>>> Sent: Friday, December 16, 2005 5:25 AM >>>> To: Ted Mittelstaedt; danial_thom@yahoo.com; Drew Tomlinson >>>> Cc: freebsd-questions@freebsd.org >>>> Subject: RE: Polling For 100 mbps Connections? (Was Re: Freebsd >>>> Theme Song) >>>> >>>> >>>> >>>> >>>> --On 16. december 2005 3:36 -0800 Ted Mittelstaedt >>>> <tedm@toybox.placo.com> >>>> wrote: >>>> >>>>> >>>>> >>>>>> -----Original Message----- >>>>>> From: Sasa Stupar [mailto:sasa@stupar.homelinux.net] >>>>>> Sent: Thursday, December 15, 2005 12:34 AM >>>>>> To: Ted Mittelstaedt; danial_thom@yahoo.com; Drew Tomlinson >>>>>> Cc: freebsd-questions@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 >>> >>> The 3com 3c905 is not a very good card under FreeBSD the driver was >>> written >>> without support from 3com and is shakey on a lot of hardware. I would >>> say >>> there's a big question that your server is actually saturating the >>> ethernet. >>> Probably that is why your only getting 90Mbt. >>> >>>> 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. >>>> >>> >>> Once again, the winxp+realtek 8139 is not a particularly >> steller combo, >>> I would question that this system could saturate the ethernet, either. >>> >>>> 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@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 =3D "GenuineIntel" Id =3D 0x665 Stepping =3D 5 >>>> >>>> Features=3D0x183f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,P >>>> GE,MCA,CMOV,PAT,PSE36,MMX,FXSR> >>>> real memory =3D 201326592 (196608K bytes) >>>> avail memory =3D 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=3D0x1274, dev=3D0x1371) 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 =3D block all, >> Logging =3D 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. >>>> >>> >>> OK, next question: >>> >>> ftp transfer like this uses large packets, rerun the test with ping -f >>> with different ping packet sizes, post the results. >>> >>> Remember, routers have to deal with many sized packets. >>> >>> Ted >>> >> >> Interesting. I have tested like you've said and I could ping >> with packet >> size 1450 bytes. Everything bigger is telling that "packet must be >> fragmented but DF is set up". This is of course pinging from winxp to >> server. > > That is normal since under winxp ping sets the DF bit I believe. > > The larger packets are not what matters, the smaller packets are more > interesting. I find it hard to believe your getting the same throughput > with > flood pinging with 56 byte packets. > > Ted > Here is the output: ------------- C:\Documents and Settings\nathsasa>ping -t -f -l 56 mig29 Preverjanje dosegljivosti mig29.workgroup [192.168.1.200] z 56 B podatk Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Odgovor od 192.168.1.200: bajtov=3D56 =E8as < 1 ms TTL=3D63 Statistika preverjanja dosegljivosti za 192.168.1.200: Paketov: Poslanih =3D 46, Prejetih =3D 46, Izgubljenih =3D 0 (0% = izguba), Povpre=E8ni =E8as v milisekundah: Minimum =3D 0ms, Maksimum =3D 0ms, Povpre=E8je =3D 0ms ----------- It's in my native language but the position is the same as in english. --=20 Sasa Stupar
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