From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261500AbTJ3JM1 (ORCPT ); Thu, 30 Oct 2003 04:12:27 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261606AbTJ3JM1 (ORCPT ); Thu, 30 Oct 2003 04:12:27 -0500 Received: from mail1.neceur.com ([193.116.254.3]:39311 "EHLO mail1.neceur.com") by vger.kernel.org with ESMTP id S261500AbTJ3JMB (ORCPT ); Thu, 30 Oct 2003 04:12:01 -0500 In-Reply-To: To: Allen Martin Cc: Brad House , linux-kernel@vger.kernel.org Subject: RE: nforce2 stability on 2.6.0-test5 and 2.6.0-test9 MIME-Version: 1.0 X-Mailer: Lotus Notes Build V65_M1_04032003NP April 03, 2003 Message-ID: From: ross.alexander@uk.neceur.com Date: Thu, 30 Oct 2003 09:11:41 +0000 X-MIMETrack: Serialize by Router on LDN-THOTH/E/NEC(Release 5.0.10 |March 22, 2002) at 10/30/2003 09:11:42 AM, Serialize complete at 10/30/2003 09:11:42 AM, Itemize by SMTP Server on ldn-hermes/E/NEC(Release 5.0.10 |March 22, 2002) at 10/30/2003 09:11:43 AM, Serialize by Router on ldn-hermes/E/NEC(Release 5.0.10 |March 22, 2002) at 10/30/2003 09:11:48 AM, Serialize complete at 10/30/2003 09:11:48 AM Content-Type: text/plain; charset="US-ASCII" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Allen, Here are the config files you requested. I have also included the boot logs from both kernel versions. Many thanks for taking an interest. Cheers, Ross **** /proc/interrupts **** CPU0 0: 77764351 XT-PIC timer 1: 35127 IO-APIC-edge i8042 2: 0 XT-PIC cascade 8: 1 IO-APIC-edge rtc 9: 0 IO-APIC-level acpi 12: 146812 IO-APIC-edge i8042 14: 105553 IO-APIC-edge ide0 15: 1371 IO-APIC-edge ide1 19: 5329271 IO-APIC-level nvidia 21: 12326898 IO-APIC-level NVidia nForce2, eth0 NMI: 0 LOC: 77761842 ERR: 0 MIS: 4 **** /proc/ide/amd74xxx **** ----------AMD BusMastering IDE Configuration---------------- Driver Version: 2.11 South Bridge: 0000:00:09.0 Revision: IDE 0xa2 Highest DMA rate: UDMA133 BM-DMA base: 0xf000 PCI clock: 33.3MHz -----------------------Primary IDE-------Secondary IDE------ Prefetch Buffer: yes yes Post Write Buffer: yes yes Enabled: yes yes Simplex only: no no Cable Type: 80w 40w -------------------drive0----drive1----drive2----drive3----- Transfer Mode: UDMA DMA UDMA DMA Address Setup: 30ns 90ns 30ns 90ns Cmd Active: 90ns 90ns 90ns 90ns Cmd Recovery: 30ns 30ns 30ns 30ns Data Active: 90ns 330ns 90ns 330ns Data Recovery: 30ns 270ns 30ns 270ns Cycle Time: 20ns 600ns 60ns 600ns Transfer Rate: 99.9MB/s 3.3MB/s 33.3MB/s 3.3MB/s **** /proc/ide/ide*/config **** pci bus 00 device 48 vendor 10de device 0065 channel 0 de 10 65 00 05 00 b0 00 a2 8a 01 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 f0 00 00 00 00 00 00 00 00 00 00 43 10 11 0c 00 00 00 00 44 00 00 00 00 00 00 00 00 00 03 01 43 10 11 0c 01 00 02 00 00 00 00 00 00 09 00 00 03 f0 00 00 00 00 00 00 a8 20 a8 20 22 00 20 20 00 c0 00 c6 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 80 a9 10 00 00 02 0c 00 00 7f 36 00 00 46 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 pci bus 00 device 48 vendor 10de device 0065 channel 1 de 10 65 00 05 00 b0 00 a2 8a 01 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 f0 00 00 00 00 00 00 00 00 00 00 43 10 11 0c 00 00 00 00 44 00 00 00 00 00 00 00 00 00 03 01 43 10 11 0c 01 00 02 00 00 00 00 00 00 09 00 00 03 f0 00 00 00 00 00 00 a8 20 a8 20 22 00 20 20 00 c0 00 c6 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 80 a9 10 00 00 02 0c 00 00 7f 36 00 00 46 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 **** hdparm -I /dev/hda **** /dev/hda: ATA device, with non-removable media Model Number: ST380021A Serial Number: 3HV4HP3X Firmware Revision: 3.19 Standards: Supported: 5 4 3 2 Likely used: 6 Configuration: Logical max current cylinders 16383 16383 heads 16 16 sectors/track 63 63 -- CHS current addressable sectors: 16514064 LBA user addressable sectors: 156301488 device size with M = 1024*1024: 76319 MBytes device size with M = 1000*1000: 80026 MBytes (80 GB) Capabilities: LBA, IORDY(can be disabled) bytes avail on r/w long: 4 Queue depth: 1 Standby timer values: spec'd by Standard R/W multiple sector transfer: Max = 16 Current = 16 Recommended acoustic management value: 128, current value: 128 DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 *udma5 Cycle time: min=120ns recommended=120ns PIO: pio0 pio1 pio2 pio3 pio4 Cycle time: no flow control=240ns IORDY flow control=120ns Commands/features: Enabled Supported: * READ BUFFER cmd * WRITE BUFFER cmd * Host Protected Area feature set * Look-ahead * Write cache * Power Management feature set Security Mode feature set SMART feature set **** hdparm -I /dev/hdc **** /dev/hdc: ATAPI CD-ROM, with removable media Model Number: _NEC CD-ROM CD-3002A Serial Number: Firmware Revision: C000 Standards: Used: ATAPI for CD-ROMs, SFF-8020i, r2.5 Supported: CD-ROM ATAPI-2 Configuration: DRQ response: 50us. Packet size: 12 bytes Capabilities: LBA, IORDY(can be disabled) DMA: sdma0 sdma1 sdma2 mdma0 mdma1 mdma2 udma0 udma1 *udma2 Cycle time: min=120ns recommended=120ns PIO: pio0 pio1 pio2 pio3 pio4 Cycle time: no flow control=120ns IORDY flow control=120ns Device Configuration Overlay feature set * Automatic Acoustic Management feature set SET MAX security extension * DOWNLOAD MICROCODE cmd Security: Master password revision code = 65534 supported not enabled not locked not frozen not expired: security count not supported: enhanced erase HW reset results: CBLID- above Vih Device num = 1 Checksum: correct **** syslog linux-2.6.0-test5 **** Linux version 2.6.0-test5 (root@mig27) (gcc version 3.3) #7 SMP Thu Oct 9 12:55:40 BST 2003 Video mode to be used for restore is 305 BIOS-e820: 0000000000000000 - 000000000009fc00 (usable) BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved) BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 000000005fff0000 (usable) BIOS-e820: 000000005fff0000 - 000000005fff3000 (ACPI NVS) BIOS-e820: 000000005fff3000 - 0000000060000000 (ACPI data) BIOS-e820: 00000000fec00000 - 00000000fec01000 (reserved) BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved) BIOS-e820: 00000000ffff0000 - 0000000100000000 (reserved) user: 0000000000000000 - 000000000009fc00 (usable) user: 000000000009fc00 - 00000000000a0000 (reserved) user: 00000000000f0000 - 0000000000100000 (reserved) user: 0000000000100000 - 000000005fff0000 (usable) user: 000000005fff0000 - 000000005fff3000 (ACPI NVS) user: 000000005fff3000 - 0000000060000000 (ACPI data) user: 00000000fec00000 - 00000000fec01000 (reserved) user: 00000000fee00000 - 00000000fee01000 (reserved) user: 00000000ffff0000 - 0000000100000000 (reserved) On node 0 totalpages: 393200 DMA zone: 4096 pages, LIFO batch:1 Normal zone: 225280 pages, LIFO batch:16 HighMem zone: 163824 pages, LIFO batch:16 Processor #0 6:8 APIC version 16 IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, IRQ 0-23 Enabling APIC mode: Flat. Using 1 I/O APICs Building zonelist for node : 0 Kernel command line: root=/dev/hda1 vga=773 mem=1572800K PID hash table entries: 4096 (order 12: 32768 bytes) Detected 2162.690 MHz processor. Console: colour dummy device 80x25 Calibrating delay loop... 4276.22 BogoMIPS Inode-cache hash table entries: 131072 (order: 7, 524288 bytes) Mount-cache hash table entries: 512 (order: 0, 4096 bytes) POSIX conformance testing by UNIFIX CPU0: AMD Athlon(tm) XP 2700+ stepping 01 per-CPU timeslice cutoff: 731.66 usecs. task migration cache decay timeout: 1 msecs. enabled ExtINT on CPU#0 ESR value before enabling vector: 00000000 ESR value after enabling vector: 00000000 Error: only one processor found. ENABLING IO-APIC IRQs ..MP-BIOS bug: 8254 timer not connected to IO-APIC Using local APIC timer interrupts. calibrating APIC timer ... ..... CPU clock speed is 2162.0402 MHz. ..... host bus clock speed is 332.0677 MHz. Starting migration thread for cpu 0 CPUS done 8 PCI: Probing PCI hardware (bus 00) ACPI: PCI Interrupt Link [LNK1] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LNK2] (IRQs 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LNK3] (IRQs 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LNK4] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LNK5] (IRQs 3 4 5 6 7 10 11 12 14 15, disabled) ACPI: PCI Interrupt Link [LUBA] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LUBB] (IRQs 3 4 5 6 7 10 11 12 14 15, disabled) ACPI: PCI Interrupt Link [LMAC] (IRQs 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LAPU] (IRQs 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LACI] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LMCI] (IRQs 3 4 5 6 7 10 11 12 14 15, disabled) ACPI: PCI Interrupt Link [LSMB] (IRQs 3 4 5 6 7 10 11 12 14 15, disabled) ACPI: PCI Interrupt Link [LUB2] (IRQs 3 4 5 6 7 10 11 12 14 15, disabled) ACPI: PCI Interrupt Link [LFIR] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [L3CM] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LIDE] (IRQs 3 4 5 6 7 10 11 12 14 15, disabled) ACPI: PCI Interrupt Link [APC1] (IRQs *16) ACPI: PCI Interrupt Link [APC2] (IRQs *17) ACPI: PCI Interrupt Link [APC3] (IRQs *18) ACPI: PCI Interrupt Link [APC4] (IRQs *19) ACPI: PCI Interrupt Link [APC5] (IRQs 16, disabled) ACPI: PCI Interrupt Link [APCF] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [APCG] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [APCH] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [APCI] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [APCJ] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [APCK] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [APCS] (IRQs 23, disabled) ACPI: PCI Interrupt Link [APCL] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [APCM] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [AP3C] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [APCZ] (IRQs 20 21 22, disabled) ACPI: PCI Interrupt Link [APCS] enabled at IRQ 23 ACPI: PCI Interrupt Link [APCF] enabled at IRQ 20 ACPI: PCI Interrupt Link [APCG] enabled at IRQ 22 ACPI: PCI Interrupt Link [APCL] enabled at IRQ 21 ACPI: PCI Interrupt Link [APCH] enabled at IRQ 20 ACPI: PCI Interrupt Link [APCI] enabled at IRQ 22 ACPI: PCI Interrupt Link [APCJ] enabled at IRQ 21 ACPI: PCI Interrupt Link [APCK] enabled at IRQ 20 ACPI: PCI Interrupt Link [APCM] enabled at IRQ 22 ACPI: PCI Interrupt Link [AP3C] enabled at IRQ 21 ACPI: PCI Interrupt Link [APCZ] enabled at IRQ 20 ACPI: PCI Interrupt Link [APC1] enabled at IRQ 16 ACPI: PCI Interrupt Link [APC2] enabled at IRQ 17 ACPI: PCI Interrupt Link [APC3] enabled at IRQ 18 ACPI: PCI Interrupt Link [APC4] enabled at IRQ 19 Console: switching to colour frame buffer device 128x48 pty: 256 Unix98 ptys configured highmem bounce pool size: 64 pages AMD_IDE: Bios didn't set cable bits correctly. Enabling workaround. hda: ST380021A, ATA DISK drive Using anticipatory scheduling io scheduler ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 hdc: _NEC CD-ROM CD-3002A, ATAPI CD/DVD-ROM drive ide1 at 0x170-0x177,0x376 on irq 15 hda: max request size: 128KiB Console: switching to colour frame buffer device 128x48 VFS: Mounted root (ext2 filesystem) readonly. hdc: ATAPI 52X CD-ROM drive, 128kB Cache, UDMA(33) nvidia: module license 'NVIDIA' taints kernel. 0: nvidia: loading NVIDIA Linux x86 nvidia.o Kernel Module 1.0-4496 Wed Jul 16 19:03:09 PDT 2003 3c59x: Donald Becker and others. www.scyld.com/network/vortex.html **** syslog linux-2.6.0-test9 **** Linux version 2.6.0-test9 (root@mig27) (gcc version 3.3.2) #1 SMP Mon Oct 27 10:16:25 GMT 2003 BIOS-e820: 0000000000000000 - 000000000009fc00 (usable) BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved) BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 000000005fff0000 (usable) BIOS-e820: 000000005fff0000 - 000000005fff3000 (ACPI NVS) BIOS-e820: 000000005fff3000 - 0000000060000000 (ACPI data) BIOS-e820: 00000000fec00000 - 00000000fec01000 (reserved) BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved) BIOS-e820: 00000000ffff0000 - 0000000100000000 (reserved) user: 0000000000000000 - 000000000009fc00 (usable) user: 000000000009fc00 - 00000000000a0000 (reserved) user: 00000000000f0000 - 0000000000100000 (reserved) user: 0000000000100000 - 000000005fff0000 (usable) On node 0 totalpages: 393200 DMA zone: 4096 pages, LIFO batch:1 Normal zone: 225280 pages, LIFO batch:16 HighMem zone: 163824 pages, LIFO batch:16 Processor #0 6:8 APIC version 16 IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, IRQ 0-23 Enabling APIC mode: Flat. Using 1 I/O APICs Building zonelist for node : 0 Kernel command line: root=/dev/hda1 vga=773 mem=1572800K PID hash table entries: 4096 (order 12: 32768 bytes) Detected 2162.834 MHz processor. Console: colour dummy device 80x25 Calibrating delay loop... 4276.22 BogoMIPS Inode-cache hash table entries: 131072 (order: 7, 524288 bytes) Mount-cache hash table entries: 512 (order: 0, 4096 bytes) POSIX conformance testing by UNIFIX CPU0: AMD Athlon(tm) XP 2700+ stepping 01 per-CPU timeslice cutoff: 731.66 usecs. task migration cache decay timeout: 1 msecs. enabled ExtINT on CPU#0 ESR value before enabling vector: 00000000 ESR value after enabling vector: 00000000 ENABLING IO-APIC IRQs ..MP-BIOS bug: 8254 timer not connected to IO-APIC Using local APIC timer interrupts. calibrating APIC timer ... ..... CPU clock speed is 2162.0362 MHz. ..... host bus clock speed is 332.0671 MHz. Starting migration thread for cpu 0 CPUS done 8 PCI: Probing PCI hardware (bus 00) ACPI: PCI Interrupt Link [LNK1] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LNK2] (IRQs 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LNK3] (IRQs 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LNK4] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LNK5] (IRQs 3 4 5 6 7 10 11 12 14 15) ACPI: PCI Interrupt Link [LUBA] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LUBB] (IRQs 3 4 5 6 7 10 11 12 14 15) ACPI: PCI Interrupt Link [LMAC] (IRQs 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LAPU] (IRQs 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LACI] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LMCI] (IRQs 3 4 5 6 7 10 11 12 14 15) ACPI: PCI Interrupt Link [LSMB] (IRQs 3 4 5 6 7 10 11 12 14 15) ACPI: PCI Interrupt Link [LUB2] (IRQs 3 4 5 6 7 10 11 12 14 15) ACPI: PCI Interrupt Link [LFIR] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [L3CM] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LIDE] (IRQs 3 4 5 6 7 10 11 12 14 15) ACPI: PCI Interrupt Link [APC1] (IRQs *16) ACPI: PCI Interrupt Link [APC2] (IRQs *17) ACPI: PCI Interrupt Link [APC3] (IRQs *18) ACPI: PCI Interrupt Link [APC4] (IRQs *19) ACPI: PCI Interrupt Link [APC5] (IRQs 16) ACPI: PCI Interrupt Link [APCF] (IRQs 20 21 22) ACPI: PCI Interrupt Link [APCG] (IRQs 20 21 22) ACPI: PCI Interrupt Link [APCH] (IRQs 20 21 22) ACPI: PCI Interrupt Link [APCI] (IRQs 20 21 22) ACPI: PCI Interrupt Link [APCJ] (IRQs 20 21 22) ACPI: PCI Interrupt Link [APCK] (IRQs 20 21 22) ACPI: PCI Interrupt Link [APCS] (IRQs 23) ACPI: PCI Interrupt Link [APCL] (IRQs 20 21 22) ACPI: PCI Interrupt Link [APCM] (IRQs 20 21 22) ACPI: PCI Interrupt Link [AP3C] (IRQs 20 21 22) ACPI: PCI Interrupt Link [APCZ] (IRQs 20 21 22) ACPI: PCI Interrupt Link [APCS] enabled at IRQ 23 ACPI: PCI Interrupt Link [APCF] enabled at IRQ 20 ACPI: PCI Interrupt Link [APCG] enabled at IRQ 22 ACPI: PCI Interrupt Link [APCL] enabled at IRQ 21 ACPI: PCI Interrupt Link [APCH] enabled at IRQ 20 ACPI: PCI Interrupt Link [APCI] enabled at IRQ 22 ACPI: PCI Interrupt Link [APCJ] enabled at IRQ 21 ACPI: PCI Interrupt Link [APCK] enabled at IRQ 20 ACPI: PCI Interrupt Link [APCM] enabled at IRQ 22 ACPI: PCI Interrupt Link [AP3C] enabled at IRQ 21 ACPI: PCI Interrupt Link [APCZ] enabled at IRQ 20 ACPI: PCI Interrupt Link [APC1] enabled at IRQ 16 ACPI: PCI Interrupt Link [APC2] enabled at IRQ 17 ACPI: PCI Interrupt Link [APC3] enabled at IRQ 18 ACPI: PCI Interrupt Link [APC4] enabled at IRQ 19 highmem bounce pool size: 64 pages Console: switching to colour frame buffer device 128x48 pty: 256 Unix98 ptys configured AMD_IDE: Bios didn't set cable bits correctly. Enabling workaround. hda: ST380021A, ATA DISK drive hda: IRQ probe failed (0xfffffdfa) hdb: IRQ probe failed (0xfffffdfa) hdb: IRQ probe failed (0xfffffdfa) Using anticipatory io scheduler ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 hdc: _NEC CD-ROM CD-3002A, ATAPI CD/DVD-ROM drive ide1 at 0x170-0x177,0x376 on irq 15 hda: max request size: 128KiB Console: switching to colour frame buffer device 128x48 VFS: Mounted root (ext2 filesystem) readonly. hdc: ATAPI 52X CD-ROM drive, 128kB Cache, UDMA(33) nvidia: module license 'NVIDIA' taints kernel. 0: nvidia: loading NVIDIA Linux x86 nvidia.o Kernel Module 1.0-4496 Wed Jul 16 19:03:09 PDT 2003 3c59x: Donald Becker and others. www.scyld.com/network/vortex.html --------------------------------------------------------------------------------- Ross Alexander "We demand clearly defined MIS - NEC Europe Limited boundaries of uncertainty and Work ph: +44 20 8752 3394 doubt."