Date: Mon, 23 Jun 2003 12:30:31 -0700 (PDT) From: Mark Kent <mark@noc.mainstreet.net> To: freebsd-stable@freebsd.org Subject: Re: SMP goes away after installworld (4.8-STABLE) Message-ID: <200306231930.h5NJUV9A033232@noc.mainstreet.net> In-Reply-To: <200306231712.h5NHCota096855@noc.mainstreet.net> (message from Mark Kent on Mon, 23 Jun 2003 10:12:50 -0700 (PDT)) References: <200306200105.h5K154N9028043@noc.mainstreet.net> <200306231712.h5NHCota096855@noc.mainstreet.net>
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>> I've concluded now that SMP support is a goner in the current
>> 4.8-stable.
Zounds! I just booted the same machine/OS and saw this:
SMP: AP CPU #1 Launched!
which made me think I must have booted off the backup 4.8-release
disk... but No, it's the 4.8-stable that I've been complaining about.
In my xterm I still have the next-to-last reboot:
FreeBSD/i386 bootstrap loader, Revision 0.8
(mark@lah-210.mainstreet.net, Fri Jun 20 11:52:38 PDT 2003)
Loading /boot/defaults/loader.conf
|/kernel text=0x24fd42 data=0x31f20+0x2ff94 syms=[0x4+0x35cc0+0x4+0x3d015]
\
Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [kernel]...
Copyright (c) 1992-2003 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 4.8-STABLE #0: Fri Jun 20 12:04:11 PDT 2003
mark@lah-210.mainstreet.net:/usr/obj/usr/src/sys/MDK
Timecounter "i8254" frequency 1193182 Hz
CPU: Intel Pentium III (746.15-MHz 686-class CPU)
Origin = "GenuineIntel" Id = 0x683 Stepping = 3
Features=0x387fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,PN,MMX,FXSR,SSE>
real memory = 1073676288 (1048512K bytes)
avail memory = 1040842752 (1016448K bytes)
Programming 24 pins in IOAPIC #0
IOAPIC #0 intpin 2 -> irq 0
FreeBSD/SMP: Multiprocessor motherboard
cpu0 (BSP): apic id: 0, version: 0x00040011, at 0xfee00000
io0 (APIC): apic id: 1, version: 0x00170011, at 0xfec00000
Preloaded elf kernel "kernel" at 0xc0427000.
and it comes up with just one CPU active.
Here is the last:
FreeBSD/i386 bootstrap loader, Revision 0.8
(mark@lah-210.mainstreet.net, Fri Jun 20 11:52:38 PDT 2003)
Loading /boot/defaults/loader.conf
|/kernel text=0x24fd42 data=0x31f20+0x2ff94 syms=[0x4+0x35cc0+0x4+0x3d015]
\
Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [kernel]...
Copyright (c) 1992-2003 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 4.8-STABLE #0: Fri Jun 20 12:04:11 PDT 2003
mark@lah-210.mainstreet.net:/usr/obj/usr/src/sys/MDK
Timecounter "i8254" frequency 1193182 Hz
CPU: Intel Pentium III (746.15-MHz 686-class CPU)
Origin = "GenuineIntel" Id = 0x683 Stepping = 3
Features=0x387fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,PN,MMX,FXSR,SSE>
real memory = 1073676288 (1048512K bytes)
avail memory = 1040842752 (1016448K bytes)
Programming 24 pins in IOAPIC #0
IOAPIC #0 intpin 2 -> irq 0
FreeBSD/SMP: Multiprocessor motherboard
cpu0 (BSP): apic id: 1, version: 0x00040011, at 0xfee00000
cpu1 (AP): apic id: 0, version: 0x00040011, at 0xfee00000 <<--- hooray!
io0 (APIC): apic id: 2, version: 0x00170011, at 0xfec00000
Preloaded elf kernel "kernel" at 0xc0427000.
<snip>
SMP: AP CPU #1 Launched!
The only difference between the two boots is the disgust I felt
when I turned it off for the weekend between the two reboots.
-mark
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