From: Snehasis Sinha <neurotech@hotpop.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: linux-smp@vger.kernel.org
Subject: Re: Intel SMP problem with ASUS mb
Date: Sun, 29 Sep 2002 05:38:56 +0530 [thread overview]
Message-ID: <3D964498.71C7618B@hotpop.com> (raw)
In-Reply-To: 1033125394.15269.3.camel@irongate.swansea.linux.org.uk
Alan Cox wrote:
>
> On Fri, 2002-09-27 at 04:43, Snehasis Sinha wrote:
> > I entered into BIOS and disabled MP1.4 as recommended by some sites
> > dealing with SMP problem with ASUS motherboard. The system smoothly
> > booted, but failed to start the ethernet (eth0) interface. I checked if
> > the driver module is there in /lib/modules/2.4.7-10smp/ directory as it
> > is in /lib/modules/2.4.9-13/ (non-SMP generic) directory. I made
> > appropriate correction in /etc/lilo.conf also.
>
> You don't give the exact logged messages from dmesg so its hard to help
This is the dmesg message:
--------------------------
--------------------------
Linux version 2.4.7-10smp (bhcompile@stripples.devel.redhat.com) (gcc
version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)) #1 SMP Thu Sep 6
17:09:31 EDT 2001
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 00000000000a0000 (usable)
BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 000000001fffc000 (usable)
BIOS-e820: 000000001fffc000 - 000000001ffff000 (ACPI data)
BIOS-e820: 000000001ffff000 - 0000000020000000 (ACPI NVS)
BIOS-e820: 00000000fec00000 - 00000000fec01000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
BIOS-e820: 00000000ffff0000 - 0000000100000000 (reserved)
Scanning bios EBDA for MXT signature
found SMP MP-table at 000f54d0
hm, page 000f5000 reserved twice.
hm, page 000f6000 reserved twice.
hm, page 000f5000 reserved twice.
hm, page 000f6000 reserved twice.
On node 0 totalpages: 131068
zone(0): 4096 pages.
zone(1): 126972 pages.
zone(2): 0 pages.
Intel MultiProcessor Specification v1.1
Virtual Wire compatibility mode.
OEM ID: OEM00000 Product ID: PROD00000000 APIC at: 0xFEE00000
Processor #3 Pentium(tm) Pro APIC version 17
Processor #0 Pentium(tm) Pro APIC version 17
I/O APIC #2 Version 17 at 0xFEC00000.
Processors: 2
Kernel command line: auto BOOT_IMAGE=smp ro root=801
BOOT_FILE=/boot/vmlinuz-2.4.7-10smp
Initializing CPU#0
Detected 1004.523 MHz processor.
Console: colour VGA+ 80x25
Calibrating delay loop... 2005.40 BogoMIPS
Memory: 510244k/524272k available (1396k kernel code, 11580k reserved,
102k data, 240k init, 0k highmem)
Dentry-cache hash table entries: 65536 (order: 7, 524288 bytes)
Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
Mount-cache hash table entries: 8192 (order: 4, 65536 bytes)
Buffer-cache hash table entries: 32768 (order: 5, 131072 bytes)
Page-cache hash table entries: 131072 (order: 8, 1048576 bytes)
CPU: Before vendor init, caps: 0383fbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 256K
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU: After vendor init, caps: 0383fbff 00000000 00000000 00000000
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
mtrr: v1.40 (20010327) Richard Gooch (rgooch@atnf.csiro.au)
mtrr: detected mtrr type: Intel
CPU: Before vendor init, caps: 0383fbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 256K
Intel machine check reporting enabled on CPU#0.
CPU: After vendor init, caps: 0383fbff 00000000 00000000 00000000
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU0: Intel Pentium III (Coppermine) stepping 0a
per-CPU timeslice cutoff: 731.07 usecs.
enabled ExtINT on CPU#0
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Booting processor 1/0 eip 2000
Initializing CPU#1
masked ExtINT on CPU#1
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Calibrating delay loop... 2005.40 BogoMIPS
CPU: Before vendor init, caps: 0383fbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 256K
Intel machine check reporting enabled on CPU#1.
CPU: After vendor init, caps: 0383fbff 00000000 00000000 00000000
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU1: Intel Pentium III (Coppermine) stepping 0a
Total of 2 processors activated (4010.80 BogoMIPS).
ENABLING IO-APIC IRQs
...changing IO-APIC physical APIC ID to 2 ... ok.
init IO_APIC IRQs
IO-APIC (apicid-pin) 2-0, 2-13, 2-16, 2-17, 2-18, 2-19, 2-20, 2-21,
2-22, 2-23 not connected.
..TIMER: vector=0x31 pin1=2 pin2=0
number of MP IRQ sources: 15.
number of IO-APIC #2 registers: 24.
testing the IO APIC.......................
IO APIC #2......
.... register #00: 02000000
....... : physical APIC id: 02
.... register #01: 00178011
....... : max redirection entries: 0017
....... : IO APIC version: 0011
WARNING: unexpected IO-APIC, please mail
to linux-smp@vger.kernel.org
.... register #02: 00000000
....... : arbitration: 00
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 000 00 1 0 0 0 0 0 0 00
01 003 03 0 0 0 0 0 1 1 39
02 003 03 0 0 0 0 0 1 1 31
03 003 03 0 0 0 0 0 1 1 41
04 003 03 0 0 0 0 0 1 1 49
05 003 03 1 1 0 1 0 1 1 51
06 003 03 0 0 0 0 0 1 1 59
07 003 03 0 0 0 0 0 1 1 61
08 003 03 0 0 0 0 0 1 1 69
09 003 03 0 0 0 0 0 1 1 71
0a 003 03 1 1 0 1 0 1 1 79
0b 003 03 1 1 0 1 0 1 1 81
0c 003 03 0 0 0 0 0 1 1 89
0d 000 00 1 0 0 0 0 0 0 00
0e 003 03 0 0 0 0 0 1 1 91
0f 003 03 0 0 0 0 0 1 1 99
10 000 00 1 0 0 0 0 0 0 00
11 000 00 1 0 0 0 0 0 0 00
12 000 00 1 0 0 0 0 0 0 00
13 000 00 1 0 0 0 0 0 0 00
14 000 00 1 0 0 0 0 0 0 00
15 000 00 1 0 0 0 0 0 0 00
16 000 00 1 0 0 0 0 0 0 00
17 000 00 1 0 0 0 0 0 0 00
IRQ to pin mappings:
IRQ0 -> 0:2
IRQ1 -> 0:1
IRQ3 -> 0:3
IRQ4 -> 0:4
IRQ5 -> 0:5
IRQ6 -> 0:6
IRQ7 -> 0:7
IRQ8 -> 0:8
IRQ9 -> 0:9
IRQ10 -> 0:10
IRQ11 -> 0:11
IRQ12 -> 0:12
IRQ14 -> 0:14
IRQ15 -> 0:15
.................................... done.
Using local APIC timer interrupts.
calibrating APIC timer ...
..... CPU clock speed is 1004.5340 MHz.
..... host bus clock speed is 133.9377 MHz.
cpu: 0, clocks: 1339377, slice: 446459
CPU0<T0:1339376,T1:892912,D:5,S:446459,C:1339377>
cpu: 1, clocks: 1339377, slice: 446459
CPU1<T0:1339376,T1:446448,D:10,S:446459,C:1339377>
checking TSC synchronization across CPUs: passed.
PCI: PCI BIOS revision 2.10 entry at 0xf0d20, last bus=1
PCI: Using configuration type 1
PCI: Probing PCI hardware
Unknown bridge resource 0: assuming transparent
Unknown bridge resource 1: assuming transparent
Unknown bridge resource 2: assuming transparent
PCI: Using IRQ router VIA [1106/0686] at 00:04.0
PCI: Enabling Via external APIC routing
isapnp: Scanning for PnP cards...
isapnp: No Plug & Play device found
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
Simple Boot Flag extension found and enabled.
apm: BIOS version 1.2 Flags 0x0b (Driver version 1.14)
apm: disabled - APM is not SMP safe.
mxt_scan_bios: enter
Starting kswapd v1.8
VFS: Diskquotas version dquot_6.5.0 initialized
Detected PS/2 Mouse Port.
pty: 2048 Unix98 ptys configured
Serial driver version 5.05c (2001-07-08) with MANY_PORTS MULTIPORT
SHARE_IRQ SERIAL_PCI ISAPNP enabled
ttyS00 at 0x03f8 (irq = 4) is a 16550A
ttyS01 at 0x02f8 (irq = 3) is a 16550A
Real Time Clock Driver v1.10d
block: queued sectors max/low 338752kB/207680kB, 1024 slots per queue
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
Uniform Multi-Platform E-IDE driver Revision: 6.31
ide: Assuming 33MHz PCI bus speed for PIO modes; override with idebus=xx
VP_IDE: IDE controller on PCI bus 00 dev 21
VP_IDE: chipset revision 6
VP_IDE: not 100% native mode: will probe irqs later
ide: Assuming 33MHz PCI bus speed for PIO modes; override with idebus=xx
VP_IDE: VIA vt82c686b (rev 40) IDE UDMA100 controller on pci00:04.1
ide0: BM-DMA at 0xd800-0xd807, BIOS settings: hda:pio, hdb:pio
ide1: BM-DMA at 0xd808-0xd80f, BIOS settings: hdc:pio, hdd:pio
hda: IRQ probe failed (0xfffffef8)
hda: IRQ probe failed (0xfffffef8)
hda: no response (status = 0x0a), resetting drive
hda: IRQ probe failed (0xfffffef8)
hda: no response (status = 0x0a)
hdb: IRQ probe failed (0xfffffef8)
hdb: IRQ probe failed (0xfffffef8)
hdb: no response (status = 0x0a), resetting drive
hdb: IRQ probe failed (0xfffffef8)
hdb: no response (status = 0x0a)
ide-floppy driver 0.97
floppy0: no floppy controllers found
ide-floppy driver 0.97
md: md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27
md: Autodetecting RAID arrays.
md: autorun ...
md: ... autorun DONE.
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 4096 buckets, 32Kbytes
TCP: Hash tables configured (established 32768 bind 32768)
Linux IP multicast router 0.06 plus PIM-SM
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
RAMDISK: Compressed image found at block 0
Freeing initrd memory: 378k freed
VFS: Mounted root (ext2 filesystem).
SCSI subsystem driver Revision: 1.00
(scsi0) <Adaptec AHA-294X Ultra SCSI host adapter> found at PCI 0/11/0
(scsi0) Wide Channel, SCSI ID=7, 16/255 SCBs
(scsi0) Cables present (Int-50 NO, Int-68 YES, Ext-68 NO)
(scsi0) Downloading sequencer code... 436 instructions downloaded
scsi0 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.2.4/5.2.0
<Adaptec AHA-294X Ultra SCSI host adapter>
Vendor: SEAGATE Model: ST318406LW Rev: 0109
Type: Direct-Access ANSI SCSI revision: 03
Attached scsi disk sda at scsi0, channel 0, id 0, lun 0
(scsi0:0:0:0) Synchronous at 40.0 Mbyte/sec, offset 8.
SCSI device sda: 35843670 512-byte hdwr sectors (18352 MB)
Partition check:
sda: sda1 sda2 sda3 < sda5 sda6 sda7 sda8 sda9 sda10 >
Freeing unused kernel memory: 240k freed
Adding Swap: 530136k swap-space (priority -1)
Journalled Block Device driver loaded
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.8, 25 Aug 2001 on sd(8,10), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
parport0: PC-style at 0x378 [PCSPP,EPP]
parport0: cpp_daisy: aa5500ff(30)
parport0: assign_addrs: aa5500ff(30)
parport0: cpp_daisy: aa5500ff(30)
parport0: assign_addrs: aa5500ff(30)
parport_pc: Via 686A parallel port: io=0x378
ne2k-pci.c:v1.02 10/19/2000 D. Becker/P. Gortmaker
http://www.scyld.com/network/ne2k-pci.html
PCI: Enabling device 00:0a.0 (0000 -> 0001)
PCI: No IRQ known for interrupt pin A of device 00:0a.0. Probably buggy
MP table.
eth0: RealTek RTL-8029 found at 0xb800, IRQ 0, 00:40:05:71:AD:0F.
--------------------------------------
--------------------------------------
>
> > Can anyone please suggest, where the problem is.
> >
> > One more amazing thing I notices. I was testing the performance by using
> > a multi-threaded Java program to calculate PI using Monte-Carlo
> > simulation. For 90,000,000 iterations using non-SMP generic kernel, it
> > took 21 seconds, while for the same iteration using SMP kernel it took
> > 32 seconds!!
>
> Does your java system correctly handle SMP. Does your locking scale, are
> you causing cache bouncing ? There are a million ways to write programs
> that perform far worse on SMP.
I am not sure about it. I am using Sun J2SDK 1.3.1 for Linux which uses
green_thread. I don't have any idea about ``lock scale'' or ``cache
bouncing''. Please give a little more light.
Thanks,
Snehasis
>
> Alan
>
> -
> To unsubscribe from this list: send the line "unsubscribe linux-smp" in
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> More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2002-09-29 0:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-27 3:43 Intel SMP problem with ASUS mb Snehasis Sinha
2002-09-27 11:16 ` Alan Cox
2002-09-29 0:08 ` Snehasis Sinha [this message]
2002-09-29 15:01 ` Alan Cox
2002-09-30 3:02 ` Snehasis Sinha
2002-09-30 12:48 ` Alan Cox
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