Date: Fri, 26 Jun 1998 08:12:34 -0400 (EDT) From: Mike <mike@seidata.com> To: Tony Kimball <alk@pobox.com> Cc: kwayman@tomservo.ee.calpoly.edu, freebsd-smp@FreeBSD.ORG Subject: Re: Advice on SMP Message-ID: <Pine.BSF.3.96.980626080121.5284A-100000@ns1.seidata.com> In-Reply-To: <13714.59139.307830.755598@compound.east>
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On Thu, 25 Jun 1998, Tony Kimball wrote:
> This kind of stability in a snap is more the exception than the rule,
> so perhaps you could be kind enough to report the specific version?
> Others may wish to try it, as a presumed local optimum.
Yeah... doncha love getting 'lucky' on production machines? ;) Ahh,
we've got mirrored REL boxes ready to come up if we run into any problems
on CURRENT (my boss won't go for *total* reckless abandon ;).
Maybe this will be helpful...
---8< snip >8---
Copyright (c) 1992-1998 FreeBSD Inc.
Copyright (c) 1982, 1986, 1989, 1991, 1993
The Regents of the University of California. All rights reserved.
FreeBSD 3.0-980520-SNAP #0: Thu Jun 4 16:01:09 EST 1998
root@ns2.seidata.com:/usr/src/sys/compile/SMP-SEI-NS1
Timecounter "i8254" frequency 1193182 Hz cost 3188 ns
CPU: Pentium Pro (686-class CPU)
Origin = "GenuineIntel" Id = 0x651 Stepping=1
Features=0x183fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,<b17>,MMX,<b24>>
real memory = 268435456 (262144K bytes)
avail memory = 258691072 (252628K bytes)
FreeBSD/SMP: Multiprocessor motherboard
cpu0 (BSP): apic id: 0, version: 0x00040011, at 0xfee00000
cpu1 (AP): apic id: 1, version: 0x00040011, at 0xfee00000
io0 (APIC): apic id: 2, version: 0x00170011, at 0xfec00000
Probing for devices on PCI bus 0:
chip0: <Intel 82443BX host to PCI bridge> rev 0x02 on pci0.0.0
chip1: <Intel 82443BX host to AGP bridge> rev 0x02 on pci0.1.0
chip2: <Intel 82371AB PCI to ISA bridge> rev 0x02 on pci0.7.0
ide_pci0: <Intel PIIX4 Bus-master IDE controller> rev 0x01 on pci0.7.1
chip3: <Intel 82371AB USB host controller> rev 0x01 int d irq 255 on pci0.7.2
chip4: <Intel 82371AB Power management controller> rev 0x02 on pci0.7.3
Freeing (NOT implemented) redirected ISA irq 0.
Freeing (NOT implemented) redirected ISA irq 0.
Freeing (NOT implemented) redirected ISA irq 10.
ahc0: <Adaptec 2940 Ultra SCSI host adapter> rev 0x01 int a irq 16 on pci0.15.0
ahc0: aic7880 Wide Channel, SCSI Id=7, 16 SCBs
ahc0: waiting for scsi devices to settle
scbus0 at ahc0 bus 0
sd0 at scbus0 target 1 lun 0
sd0: <WDIGTL WDE9100 1.30> type 0 fixed SCSI 2
sd0: Direct-Access 8683MB (17783204 512 byte sectors)
sd1 at scbus0 target 2 lun 0
sd1: <WDIGTL WDE9100 1.30> type 0 fixed SCSI 2
sd1: Direct-Access 8683MB (17783204 512 byte sectors)
st0 at scbus0 target 6 lun 0
st0: <CONNER CTMS 3200 7.13> type 1 removable SCSI 2
st0: Sequential-Access density code 0x29, 512-byte blocks, write-enabled
Freeing (NOT implemented) redirected ISA irq 15.
vx0: <3COM 3C905 Fast Etherlink XL PCI> rev 0x00 int a irq 18 on pci0.18.0
mii[*mii*]: disable 'auto select' with DOS util! address 00:60:08:bd:1b:64
Probing for devices on PCI bus 1:
Freeing (NOT implemented) redirected ISA irq 11.
vga0: <Matrox model 1001 graphics accelerator> rev 0x01 int a irq 17 on pci1.0.0
Probing for devices on the ISA bus:
sc0 at 0x60-0x6f irq 1 on motherboard
sc0: VGA color <16 virtual consoles, flags=0x0>
fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa
fdc0: FIFO enabled, 8 bytes threshold
fd0: 1.44MB 3.5in
wdc0 not found at 0x1f0
ep0 not found at 0x300
npx0 on motherboard
npx0: INT 16 interface
APIC_IO: Testing 8254 interrupt delivery
APIC_IO: routing 8254 via pin 2
changing root device to sd0s1a
SMP: AP CPU #1 Launched!
---8< snip >8---
Here's the exact config I'm currently running...
---8< snip >8---
#
# SMP-GENERIC -- Smp machine with WD/AHx/NCR/BTx family disks
#
# For more information read the handbook part System Administration ->
# Configuring the FreeBSD Kernel -> The Configuration File.
# The handbook is available in /usr/share/doc/handbook or online as
# latest version from the FreeBSD World Wide Web server
# <URL:http://www.FreeBSD.ORG/>;
#
# An exhaustive list of options and more detailed explanations of the
# device lines is present in the ./LINT configuration file. If you are
# in doubt as to the purpose or necessity of a line, check first in LINT.
#
# $Id: SMP-GENERIC,v 1.12 1998/04/29 06:58:43 max Exp $
machine "i386"
# SMP does NOT support 386/486 CPUs.
#cpu "I386_CPU"
#cpu "I486_CPU"
cpu "I586_CPU"
cpu "I686_CPU"
ident GENERIC
maxusers 100
# Create a SMP capable kernel (mandatory options):
options SMP # Symmetric MultiProcessor Kernel
options APIC_IO # Symmetric (APIC) I/O
# Optional, these are the defaults:
#options NCPU=2 # number of CPUs
#options NBUS=4 # number of busses
#options NAPIC=1 # number of IO APICs
#options NINTR=24 # number of INTs
# Lets always enable the kernel debugger for SMP.
options DDB
# SMP shouldn't need x87 emulation, disable by default.
#options MATH_EMULATE #Support for x87 emulation
options QUOTA
options INET #InterNETworking
options FFS #Berkeley Fast Filesystem
#options NFS #Network Filesystem
#options MSDOSFS #MSDOS Filesystem
options "CD9660" #ISO 9660 Filesystem
options PROCFS #Process filesystem
options "COMPAT_43" #Compatible with BSD 4.3 [KEEP THIS!]
options SCSI_DELAY=15 #Be pessimistic about Joe SCSI device
options BOUNCE_BUFFERS #include support for DMA bounce buffers
#options UCONSOLE #Allow users to grab the console
options FAILSAFE #Be conservative
options USERCONFIG #boot -c editor
#options VISUAL_USERCONFIG #visual boot -c editor
config kernel root on wd0
controller isa0
controller eisa0
controller pci0
controller fdc0 at isa? port "IO_FD1" bio irq 6 drq 2 vector fdintr
disk fd0 at fdc0 drive 0
#disk fd1 at fdc0 drive 1
#tape ft0 at fdc0 drive 2
options "CMD640" # work around CMD640 chip deficiency
controller wdc0 at isa? port "IO_WD1" bio irq 14 vector wdintr
disk wd0 at wdc0 drive 0
disk wd1 at wdc0 drive 1
#controller wdc1 at isa? port "IO_WD2" bio irq 15 vector wdintr
#disk wd2 at wdc1 drive 0
#disk wd3 at wdc1 drive 1
#options ATAPI #Enable ATAPI support for IDE bus
#options ATAPI_STATIC #Don't do it as an LKM
#device wcd0 #IDE CD-ROM
# A single entry for any of these controllers (ncr, ahb, ahc, amd) is
# sufficient for any number of installed devices.
#controller ncr0
#controller amd0
#controller ahb0
controller ahc0
#controller isp0
#controller bt0 at isa? port "IO_BT0" bio irq ? vector bt_isa_intr
#controller uha0 at isa? port "IO_UHA0" bio irq ? drq 5 vector uhaintr
#controller aha0 at isa? port "IO_AHA0" bio irq ? drq 5 vector ahaintr
#controller aic0 at isa? port 0x340 bio irq 11 vector aicintr
#controller nca0 at isa? port 0x1f88 bio irq 10 vector ncaintr
#controller nca1 at isa? port 0x350 bio irq 5 vector ncaintr
#controller sea0 at isa? bio irq 5 iomem 0xc8000 iosiz 0x2000 vector seaintr
controller scbus0
device sd0
#device od0 #See LINT for possible `od' options.
device st0
device cd0 #Only need one of these, the code dynamically grows
#device wt0 at isa? port 0x300 bio irq 5 drq 1 vector wtintr
#device mcd0 at isa? port 0x300 bio irq 10 vector mcdintr
#controller matcd0 at isa? port 0x230 bio
#device scd0 at isa? port 0x230 bio
# syscons is the default console driver, resembling an SCO console
device sc0 at isa? port "IO_KBD" tty irq 1 vector scintr
# Enable this and PCVT_FREEBSD for pcvt vt220 compatible console driver
#device vt0 at isa? port "IO_KBD" tty irq 1 vector pcrint
#options PCVT_FREEBSD=210 # pcvt running on FreeBSD >= 2.0.5
#options XSERVER # include code for XFree86
#options FAT_CURSOR # start with block cursor
# If you have a ThinkPAD, uncomment this along with the rest of the PCVT lines
#options PCVT_SCANSET=2 # IBM keyboards are non-std
device npx0 at isa? port "IO_NPX" irq 13 vector npxintr
#
# Laptop support (see LINT for more options)
#
#device apm0 at isa? disable flags 0x31 # Advanced Power Management
# PCCARD (PCMCIA) support
#controller card0
#device pcic0 at card?
#device pcic1 at card?
#device sio0 at isa? port "IO_COM1" flags 0x10 tty irq 4 vector siointr
#device sio1 at isa? port "IO_COM2" tty irq 3 vector siointr
#device sio2 at isa? disable port "IO_COM3" tty irq 5 vector siointr
#device sio3 at isa? disable port "IO_COM4" tty irq 9 vector siointr
#device lpt0 at isa? port? tty irq 7 vector lptintr
#device lpt1 at isa? port? tty
#device mse0 at isa? port 0x23c tty irq 5 vector mseintr
#device psm0 at isa? disable port "IO_KBD" conflicts tty irq 12 vector psmintr
# Order is important here due to intrusive probes, do *not* alphabetize
# this list of network interfaces until the probes have been fixed.
# Right now it appears that the ie0 must be probed before ep0. See
# revision 1.20 of this file.
#device de0
#device fxp0
device vx0
#device ed0 at isa? port 0x280 net irq 5 iomem 0xd8000 vector edintr
#device ed1 at isa? port 0x300 net irq 5 iomem 0xd8000 vector edintr
#device ie0 at isa? port 0x300 net irq 10 iomem 0xd0000 vector ieintr
#device ie1 at isa? port 0x360 net irq 7 iomem 0xd0000 vector ieintr
device ep0 at isa? port 0x300 net irq 10 vector epintr
#device ex0 at isa? port? net irq? vector exintr
#device fe0 at isa? port 0x300 net irq ? vector feintr
#device le0 at isa? port 0x300 net irq 5 iomem 0xd0000 vector le_intr
#device lnc0 at isa? port 0x280 net irq 10 drq 0 vector lncintr
#device ze0 at isa? port 0x300 net irq 5 iomem 0xd8000 vector zeintr
#device zp0 at isa? port 0x300 net irq 10 iomem 0xd8000 vector zpintr
pseudo-device loop
pseudo-device ether
#pseudo-device sl 1
# iijppp uses tun instead of ppp device
#pseudo-device ppp 1
pseudo-device vn 1
pseudo-device tun 1
pseudo-device pty 30
pseudo-device gzip # Exec gzipped a.out's
pseudo-device speaker
# KTRACE enables the system-call tracing facility ktrace(2).
# This adds 4 KB bloat to your kernel, and slightly increases
# the costs of each syscall.
#options KTRACE #kernel tracing
options SYSVSHM
options SYSVSEM
options SYSVMSG
---8< snip >8---
Hope this is helpful... FreeBSD is amazing. :)
-mike
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