From mboxrd@z Thu Jan 1 00:00:00 1970 From: Snehasis Sinha Subject: Re: Intel SMP problem with ASUS mb Date: Sun, 29 Sep 2002 05:38:56 +0530 Sender: linux-smp-owner@vger.kernel.org Message-ID: <3D964498.71C7618B@hotpop.com> References: <3D93D3DB.726A5532@hotpop.com> <1033125394.15269.3.camel@irongate.swansea.linux.org.uk> Reply-To: neurotech@hotpop.com Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: List-Id: Content-Type: text/plain; charset="us-ascii" To: Alan Cox Cc: linux-smp@vger.kernel.org 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 cpu: 1, clocks: 1339377, slice: 446459 CPU1 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) 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 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 > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html