Date: Sun, 9 May 1999 21:21:29 +0400 (MSD) From: "Sergey Ayukov (mailing lists)" <asv1@crydee.sai.msu.ru> To: Alfred Perlstein <bright@rush.net> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Samba performance? Message-ID: <Pine.BSF.4.05.9905092115430.468-100000@crydee.sai.msu.ru> In-Reply-To: <Pine.BSF.3.96.990509123908.24802B-100000@cygnus.rush.net>
next in thread | previous in thread | raw e-mail | index | archive | help
On Sun, 9 May 1999, Alfred Perlstein wrote:
> > > > > > Anybody has performance numbers for Samba on FreeBSD? I am getting only
> > > > > > about 300KB/sec on write (10MBit/s Ethernet; 21041 cards on both ends).
> > > > >
> > > > > have you tried any of the suggested options such as "read prediction"
> > > > > and raw write/read? they are documented in the manpages...
> > > >
> > > > I did not try them. The default for "write raw" is yes; "read prediction"
> > > > is obsolete and does not work in Samba 2.0. I did not build Samba, took it
> > > > from precompiled packages. smb.conf is straight from my previous Linux
> > > > installation except one option to lpr which caused me much grief when I
> > > > was wondering why damn thing does not want to print.
> > > >
> > > > > what's the best you get between 2 windows hosts on your ethernet?
> > > >
> > > > Over 900KB/sec. FTP from the Samba server reaches 1MB/sec. (KB and MB are
> > > > 1000 and 1000000 bytes here, for simplicity).
> > >
> > > Tuning samba is a bit tricky, there are some socket options you may want
> > > to turn on, read more docs and experiment, you may also want to compile
> > > it yourself looking at all the options available.
> >
> > Weird. It should work out of the box.
> >
> > > Was performance this bad under Linux as well?
> >
> > Of course not (that is why I am asking). I don't recall exact numbers, but
> > I was certainly getting well over 500KB/sec. And read performance is
> > reasonable (about 900KB/sec). On local writes I get about 2.3MB/sec which
> > looks close to hard drive performance.
>
> please, if possible post your machine's hardware configuration, there
> are several tuning tips people never do that may be hindering performance
> if you can give me this information I may be able to help more...
Copyright (c) 1992-1999 FreeBSD Inc.
Copyright (c) 1982, 1986, 1989, 1991, 1993
The Regents of the University of California. All rights reserved.
FreeBSD 3.1-RELEASE #4: Sat May 1 22:46:50 MSD 1999
root@crydee.sai.msu.ru:/usr/src/sys/compile/CRYDEE
Timecounter "i8254" frequency 1193182 Hz
Timecounter "TSC" frequency 180409766 Hz
CPU: Pentium/P54C (180.41-MHz 586-class CPU)
Origin = "GenuineIntel" Id = 0x52c Stepping=12
Features=0x1bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8>
real memory = 41943040 (40960K bytes)
avail memory = 38334464 (37436K bytes)
Preloaded elf kernel "kernel" at 0xf0280000.
Probing for devices on PCI bus 0:
chip0: <Intel 82439> rev 0x03 on pci0.0.0
chip1: <Intel 82371SB PCI to ISA bridge> rev 0x01 on pci0.7.0
ide_pci0: <Intel PIIX3 Bus-master IDE controller> rev 0x00 on pci0.7.1
de0: <Digital 21041 Ethernet> rev 0x11 int a irq 11 on pci0.8.0
de0: 21041 [10Mb/s] pass 1.1
de0: address 00:80:48:e8:de:e3
de1: <Digital 21143 Fast Ethernet> rev 0x41 int a irq 10 on pci0.9.0
de1: 21143 [10-100Mb/s] pass 4.1
de1: address 00:80:48:cd:7b:e4
de2: <Digital 21143 Fast Ethernet> rev 0x30 int a irq 9 on pci0.10.0
de2: 21143 [10-100Mb/s] pass 3.0
de2: address 00:80:48:cd:0a:7e
Probing for devices on the ISA bus:
sc0 on isa
sc0: VGA color <16 virtual consoles, flags=0x0>
atkbdc0 at 0x60-0x6f on motherboard
atkbd0 irq 1 on isa
sio0 at 0x3f8-0x3ff irq 4 flags 0x10 on isa
sio0: type 16550A
sio1 at 0x2f8-0x2ff irq 3 on isa
sio1: type 16550A
fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa
fdc0: FIFO enabled, 8 bytes threshold
fd0: 1.44MB 3.5in
wdc0 at 0x1f0-0x1f7 irq 14 on isa
wdc0: unit 0 (wd0): <IBM-DTTA-351010>
wd0: 9671MB (19807200 sectors), 19650 cyls, 16 heads, 63 S/T, 512 B/S
wdc1 at 0x170-0x177 irq 15 on isa
wdc1: unit 0 (wd2): <QUANTUM BIGFOOT_CY6480A>
wd2: 6204MB (12706470 sectors), 13446 cyls, 15 heads, 63 S/T, 512 B/S
wdc1: unit 1 (wd3): <Maxtor 85120A8>
wd3: 4884MB (10003392 sectors), 9924 cyls, 16 heads, 63 S/T, 512 B/S
ppc0 at 0x378 irq 7 on isa
ppc0: W83877F chipset (EPP/PS2/NIBBLE) in COMPATIBLE mode
ppb0: IEEE1284 device found /NIBBLE
Probing for PnP devices on ppbus0:
ppbus0: <Hewlett-Packard HP LaserJet 5P> HP ENHANCED PCL5,PJL
nlpt0: <generic printer> on ppbus 0
nlpt0: Interrupt-driven port
ppi0: <generic parallel i/o> on ppbus 0
plip0: <PLIP network interface> on ppbus 0
vga0 at 0x3b0-0x3df maddr 0xa0000 msize 131072 on isa
npx0 on motherboard
npx0: INT 16 interface
de0: enabling 10baseT port
Intel Pentium detected, installing workaround for F00F bug
changing root device to wd0s1a
de1: enabling 10baseT port
de2: enabling 10baseT port
de1: enabling 100baseTX port
de2: enabling 100baseTX port
Transfers go through de0.
> if you are using IDE disks, i recommed you try to change the "flags"
> parameter to 0xa0ffa0ff and see if that helps, this will enable DMA
> on your hardrives.
Oh. I wonder why it is not the default? I have enabled it, but there's no
visible performance improvement with Samba.
---------------------------------------------------------------------------
Dr. Sergey Ayukov Sternberg Astronomical Institute
http://www.ayukov.com Moscow, Russia
http://crydee.sai.msu.ru/index-asv.html
To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-questions" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.4.05.9905092115430.468-100000>