I think, top displays processes and not cpus.. Start some process on second cpu and try top again..
-ishwar On Wed, 6 Oct 2004, Rishi wrote: > Hi > > I just installed debian (sarge) on a Dual P-II system. The kernel that was > installed was: kernel-image-2.6.5-1-386 > > Then I installed kernel-image-2.6.8-1-686-smp using apt-get and added it using > grub.... > > After re-booting... the top program shows only one CPU. > > But the output of dmesg and /proc/cpuinfo appears to have recognized the 2nd > CPU. Any ideas if > (a) the 2nd CPU is being used OR > (b) it's not being used > > If it's not being used, any tips on what I should do to get Linux to use the > second CPU? I've read the SMP HOWTO but did not find anything much. It said > something about "MPS version 1.4 and 1.1" .. I tried to change that in the > system bios.. but no joy... > > Any ideas what I can do to get this to work? > > Regards > > Rishi > > > OUTPUT OF TOP > ===================================================== > top - 23:17:48 up 2:56, 5 users, load average: 0.02, 0.05, 0.09 > Tasks: 116 total, 1 running, 115 sleeping, 0 stopped, 0 zombie > Cpu(s): 16.6% us, 4.1% sy, 0.0% ni, 75.1% id, 2.5% wa, 0.6% hi, 1.1% si > Mem: 321332k total, 302524k used, 18808k free, 16992k buffers > Swap: 976744k total, 55324k used, 921420k free, 150444k cached > > > > > OUTPUT OF DMESG > ========================================================== > Linux version 2.6.8-1-686-smp ([EMAIL PROTECTED]) (gcc version > 3.3.4 (Debian 1:3.3.4-11)) #1 SMP Mon Sep 13 23:02:39 EDT 2004 > BIOS-provided physical RAM map: > BIOS-e820: 0000000000000000 - 000000000009f800 (usable) > BIOS-e820: 000000000009f800 - 00000000000a0000 (reserved) > BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) > BIOS-e820: 0000000000100000 - 0000000014000000 (usable) > BIOS-e820: 00000000fec00000 - 00000000fec10000 (reserved) > BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved) > BIOS-e820: 00000000ffff0000 - 0000000100000000 (reserved) > 0MB HIGHMEM available. > 320MB LOWMEM available. > found SMP MP-table at 000f70c0 > On node 0 totalpages: 81920 > DMA zone: 4096 pages, LIFO batch:1 > Normal zone: 77824 pages, LIFO batch:16 > HighMem zone: 0 pages, LIFO batch:1 > DMI 2.0 present. > ACPI disabled because your bios is from 98 and too old > You can enable it with acpi=force > Intel MultiProcessor Specification v1.1 > Virtual Wire compatibility mode. > OEM ID: INTEL Product ID: DK440LX APIC at: 0xFEE00000 > Processor #1 6:5 APIC version 17 > Processor #0 6:5 APIC version 17 > I/O APIC #2 Version 17 at 0xFEC00000. > Enabling APIC mode: Flat. Using 1 I/O APICs > Processors: 2 > Built 1 zonelists > Kernel command line: root=/dev/hda1 ro > Initializing CPU#0 > PID hash table entries: 2048 (order 11: 16384 bytes) > Detected 333.184 MHz processor. > Using tsc for high-res timesource > Console: colour VGA+ 80x25 > Dentry cache hash table entries: 65536 (order: 6, 262144 bytes) > Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) > Memory: 316176k/327680k available (1654k kernel code, 10732k reserved, 762k > data, 168k init, 0k highmem) > Checking if this processor honours the WP bit even in supervisor mode... Ok. > Calibrating delay loop... 655.36 BogoMIPS > Security Scaffold v1.0.0 initialized > Mount-cache hash table entries: 512 (order: 0, 4096 bytes) > CPU: After generic identify, caps: 0183fbff 00000000 00000000 00000000 > CPU: After vendor identify, caps: 0183fbff 00000000 00000000 00000000 > CPU: L1 I cache: 16K, L1 D cache: 16K > CPU: L2 cache: 512K > CPU: After all inits, caps: 0183fbff 00000000 00000000 00000040 > Intel machine check architecture supported. > Intel machine check reporting enabled on CPU#0. > Enabling fast FPU save and restore... done. > Checking 'hlt' instruction... OK. > ACPI: System description tables not found > ACPI-0084: *** Error: acpi_load_tables: Could not get RSDP, AE_NOT_FOUND > ACPI-0134: *** Error: acpi_load_tables: Could not load tables: > AE_NOT_FOUND > ACPI: Unable to load the System Description Tables > CPU0: Intel Pentium II (Deschutes) stepping 00 > per-CPU timeslice cutoff: 1461.97 usecs. > task migration cache decay timeout: 2 msecs. > masked ExtINT on CPU#0 > ESR value before enabling vector: 00000000 > ESR value after enabling vector: 00000000 > Booting processor 1/0 eip 3000 > Initializing CPU#1 > masked ExtINT on CPU#1 > ESR value before enabling vector: 00000000 > ESR value after enabling vector: 00000000 > Calibrating delay loop... 663.55 BogoMIPS > CPU: After generic identify, caps: 0183fbff 00000000 00000000 00000000 > CPU: After vendor identify, caps: 0183fbff 00000000 00000000 00000000 > CPU: L1 I cache: 16K, L1 D cache: 16K > CPU: L2 cache: 512K > CPU: After all inits, caps: 0183fbff 00000000 00000000 00000040 > Intel machine check architecture supported. > Intel machine check reporting enabled on CPU#1. > CPU1: Intel Pentium II (Deschutes) stepping 00 > Total of 2 processors activated (1318.91 BogoMIPS). > ENABLING IO-APIC IRQs > Setting 2 in the phys_id_present_map > ...changing IO-APIC physical APIC ID to 2 ... ok. > init IO_APIC IRQs > IO-APIC (apicid-pin) 2-0, 2-18, 2-20, 2-21, 2-22, 2-23 not connected. > ..TIMER: vector=0x31 pin1=2 pin2=0 > number of MP IRQ sources: 20. > number of IO-APIC #2 registers: 24. > testing the IO APIC....................... > IO APIC #2...... > .... register #00: 02000000 > ....... : physical APIC id: 02 > ....... : Delivery Type: 0 > ....... : LTS : 0 > .... register #01: 00170011 > ....... : max redirection entries: 0017 > ....... : PRQ implemented: 0 > ....... : IO APIC version: 0011 > .... 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 > 01 001 01 0 0 0 0 0 1 1 39 > 02 001 01 0 0 0 0 0 1 1 31 > 03 001 01 0 0 0 0 0 1 1 41 > 04 001 01 0 0 0 0 0 1 1 49 > 05 001 01 0 0 0 0 0 1 1 51 > 06 001 01 0 0 0 0 0 1 1 59 > 07 001 01 0 0 0 0 0 1 1 61 > 08 001 01 0 0 0 0 0 1 1 69 > 09 001 01 1 1 0 1 0 1 1 71 > 0a 001 01 1 1 0 1 0 1 1 79 > 0b 001 01 1 1 0 1 0 1 1 81 > 0c 001 01 0 0 0 0 0 1 1 89 > 0d 001 01 0 0 0 0 0 1 1 91 > 0e 001 01 0 0 0 0 0 1 1 99 > 0f 001 01 0 0 0 0 0 1 1 A1 > 10 001 01 1 1 0 1 0 1 1 A9 > 11 001 01 1 1 0 1 0 1 1 B1 > 12 000 00 1 0 0 0 0 0 0 00 > 13 001 01 1 1 0 1 0 1 1 B9 > 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 > Using vector-based indexing > 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 > IRQ13 -> 0:13 > IRQ14 -> 0:14 > IRQ15 -> 0:15 > IRQ169 -> 0:16 > IRQ177 -> 0:17 > IRQ185 -> 0:19 > .................................... done. > Using local APIC timer interrupts. > calibrating APIC timer ... > ..... CPU clock speed is 333.0003 MHz. > ..... host bus clock speed is 66.0600 MHz. > checking TSC synchronization across 2 CPUs: passed. > Brought up 2 CPUs > CPU0: online > domain 0: span 01 > groups: 01 > domain 1: span 03 > groups: 01 02 > CPU1: online > domain 0: span 02 > groups: 02 > domain 1: span 03 > groups: 02 01 > checking if image is initramfs...it isn't (ungzip failed); looks like an > initrd > Freeing initrd memory: 4604k freed > NET: Registered protocol family 16 > PCI: PCI BIOS revision 2.10 entry at 0xfd99c, last bus=1 > PCI: Using configuration type 1 > mtrr: v2.0 (20020519) > ACPI: Subsystem revision 20040326 > ACPI: Interpreter disabled. > Linux Plug and Play Support v0.97 (c) Adam Belay > PnPBIOS: Scanning system for PnP BIOS support... > PnPBIOS: Found PnP BIOS installation structure at 0xc00f7090 > PnPBIOS: PnP BIOS version 1.0, entry 0xf0000:0xb762, dseg 0x400 > pnp: 00:0c: ioport range 0x4d0-0x4d1 has been reserved > pnp: 00:0c: ioport range 0x8000-0x803f has been reserved > pnp: 00:0c: ioport range 0x7000-0x700f has been reserved > pnp: 00:0f: ioport range 0x290-0x297 has been reserved > PnPBIOS: 20 nodes reported by PnP BIOS; 20 recorded by driver > PCI: Probing PCI hardware > PCI: Probing PCI hardware (bus 00) > PCI: Using IRQ router PIIX/ICH [8086/7110] at 0000:00:02.0 > PCI->APIC IRQ transform: (B0,I2,P3) -> 185 > PCI->APIC IRQ transform: (B0,I3,P0) -> 185 > PCI->APIC IRQ transform: (B0,I13,P0) -> 177 > PCI->APIC IRQ transform: (B1,I0,P0) -> 169 > VFS: Disk quotas dquot_6.5.1 > Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) > devfs: 2004-01-31 Richard Gooch ([EMAIL PROTECTED]) > devfs: boot_options: 0x0 > Initializing Cryptographic API > Limiting direct PCI/PCI transfers. > isapnp: Scanning for PnP cards... > isapnp: No Plug & Play device found > Serial: 8250/16550 driver $Revision: 1.90 $ 48 ports, IRQ sharing enabled > ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A > ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A > RAMDISK driver initialized: 16 RAM disks of 8192K size 1024 blocksize > serio: i8042 AUX port at 0x60,0x64 irq 12 > serio: i8042 KBD port at 0x60,0x64 irq 1 > input: AT Translated Set 2 keyboard on isa0060/serio0 > NET: Registered protocol family 2 > IP: routing cache hash table of 4096 buckets, 32Kbytes > TCP: Hash tables configured (established 32768 bind 32768) > NET: Registered protocol family 8 > NET: Registered protocol family 20 > RAMDISK: cramfs filesystem found at block 0 > RAMDISK: Loading 4604 blocks [1 disk] into ram disk... | / - \ | / - \ | / - \ > | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - > \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / > - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ > | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - > \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / > - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ > | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - > \ | / - \ done. > VFS: Mounted root (cramfs filesystem) readonly. > Freeing unused kernel memory: 168k freed > vesafb: probe of vesafb0 failed with error -6 > NET: Registered protocol family 1 > Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 > ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx > PIIX4: IDE controller at PCI slot 0000:00:02.1 > PIIX4: chipset revision 1 > PIIX4: not 100% native mode: will probe irqs later > ide0: BM-DMA at 0xfc90-0xfc97, BIOS settings: hda:DMA, hdb:pio > ide1: BM-DMA at 0xfc98-0xfc9f, BIOS settings: hdc:DMA, hdd:DMA > hda: ST320413A, ATA DISK drive > Using anticipatory io scheduler > ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 > hda: max request size: 128KiB > hda: 39102336 sectors (20020 MB) w/512KiB Cache, CHS=38792/16/63, UDMA(33) > /dev/ide/host0/bus0/target0/lun0: p1 p2 p3 > hdc: ST320413A, ATA DISK drive > hdd: CREATIVECD3220E, ATAPI CD/DVD-ROM drive > ide1 at 0x170-0x177,0x376 on irq 15 > hdc: max request size: 128KiB > hdc: 39102336 sectors (20020 MB) w/512KiB Cache, CHS=38792/16/63, UDMA(33) > /dev/ide/host0/bus1/target0/lun0: > kjournald starting. Commit interval 5 seconds > EXT3-fs: mounted filesystem with ordered data mode. > Adding 976744k swap on /dev/hda2. Priority:-1 extents:1 > EXT3 FS on hda1, internal journal > Real Time Clock Driver v1.12 > hdd: ATAPI 32X CD-ROM drive, 240kB Cache, DMA > Uniform CD-ROM driver Revision: 3.20 > eepro100.c:v1.09j-t 9/29/99 Donald Becker > http://www.scyld.com/network/eepro100.html > eepro100.c: $Revision: 1.36 $ 2000/11/17 Modified by Andrey V. Savochkin > <[EMAIL PROTECTED]> and others > eth0: 0000:00:03.0, 00:A0:C9:AC:DC:9F, IRQ 185. > Receiver lock-up bug exists -- enabling work-around. > Board assembly 000000-000, Physical connectors present: RJ45 > Primary interface chip unknown-11 PHY #1. > General self-test: passed. > Serial sub-system self-test: passed. > Internal registers self-test: passed. > ROM checksum self-test: passed (0x49caa8d6). > Receiver lock-up workaround activated. > Capability LSM initialized > device-mapper: 4.1.0-ioctl (2003-12-10) initialised: [EMAIL PROTECTED] > kjournald starting. Commit interval 5 seconds > EXT3 FS on hda3, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Linux agpgart interface v0.100 (c) Dave Jones > e100: Intel(R) PRO/100 Network Driver, 3.0.18 > e100: Copyright(c) 1999-2004 Intel Corporation > es1371: version v0.32 time 23:18:47 Sep 13 2004 > es1371: found chip, vendor id 0x1274 device id 0x5880 revision 0x02 > es1371: found es1371 rev 2 at io 0xfcc0 irq 177 joystick 0x0 > ac97_codec: AC97 Audio codec, id: 0x8384:0x7609 (SigmaTel STAC9721/23) > input: PC Speaker > inserting floppy driver for 2.6.8-1-686-smp > Floppy drive(s): fd0 is 1.44M > FDC 0 is a National Semiconductor PC87306 > parport: PnPBIOS parport detected. > parport0: PC-style at 0x378 (0x778), irq 7, dma 3 > [PCSPP,TRISTATE,COMPAT,EPP,ECP,DMA] > input: PS/2 Generic Mouse on isa0060/serio1 > mice: PS/2 mouse device common for all mice > ts: Compaq touchscreen protocol output > agpgart: Detected an Intel 440LX Chipset. > agpgart: Maximum main memory to use for agp memory: 263M > agpgart: AGP aperture is 64M @ 0xf8000000 > cpci_hotplug: CompactPCI Hot Plug Core version: 0.2 > pci_hotplug: PCI Hot Plug PCI Core version: 0.5 > pciehp: PCI Express Hot Plug Controller Driver version: 0.4 > shpchp: shpc_init : shpc_cap_offset == 0 > shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 > usbcore: registered new driver usbfs > usbcore: registered new driver hub > USB Universal Host Controller Interface driver v2.2 > uhci_hcd 0000:00:02.2: Intel Corp. 82371AB/EB/MB PIIX4 USB > uhci_hcd 0000:00:02.2: irq 185, io base 0000fca0 > uhci_hcd 0000:00:02.2: new USB bus registered, assigned bus number 1 > hub 1-0:1.0: USB hub found > hub 1-0:1.0: 2 ports detected > lp0: using parport0 (interrupt-driven). > Installing knfsd (copyright (C) 1996 [EMAIL PROTECTED]). > NET: Registered protocol family 10 > Disabled Privacy Extensions on device c031ac80(lo) > IPv6 over IPv4 tunneling driver > apm: BIOS not found. > eth0: no IPv6 routers present > apm: BIOS not found. > > > > > OUTPUT OF /PROC/CPUINFO > =============================================================== > processor : 0 > vendor_id : GenuineIntel > cpu family : 6 > model : 5 > model name : Pentium II (Deschutes) > stepping : 0 > cpu MHz : 333.184 > cache size : 512 KB > fdiv_bug : no > hlt_bug : no > f00f_bug : no > coma_bug : no > fpu : yes > fpu_exception : yes > cpuid level : 2 > wp : yes > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca > cmov pat pse36 mmx fxsr > bogomips : 655.36 > > processor : 1 > vendor_id : GenuineIntel > cpu family : 6 > model : 5 > model name : Pentium II (Deschutes) > stepping : 0 > cpu MHz : 333.184 > cache size : 512 KB > fdiv_bug : no > hlt_bug : no > f00f_bug : no > coma_bug : no > fpu : yes > fpu_exception : yes > cpuid level : 2 > wp : yes > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca > cmov pat pse36 mmx fxsr > bogomips : 663.55 > > > > > -- > To UNSUBSCRIBE, email to [EMAIL PROTECTED] > with a subject of "unsubscribe". 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