Re: screen snapshot
On Thu, 27 Nov 1997, tko wrote:
> Wintermute writes:
> > email@example.com wrote:
> > > How does one get a snapshot/logfile of the bootup process? I know about dmesg
> > > but the part which interest me is the processing which occurs _after_ dmesg
> > > stops. I've seen various debug messages, but they scroll off the screen before
> > > the login prompt comes up. I'd like to investigate and fix them if I could
> > > find out what they are. 8-)
> > As for taking a snapshot I'm not sure.... .but you can access things that roll off
> > of the screen by holding down shift and pressing the page up key to browse through
> > the buffer.
> I already tried that. It doesn't work. I beleive that the buffer hasn't been
> set up yet until the login prompt. The stuff that I need to see appears
> _before_ the login prompt shows.
I have no idea how linux implements said scrolling, but I can scroll back
to the messages that are printed before the operating system loads (on a
system that doesn't wipe the screen before and after scanning the SCSI),
AMIBIOS (C)1992 American Megatrends, Inc.
BIOS Version 1.00.05.CV2
ATAPI Device Installed MATSHITA CR-583
Floppy A: Installed
NCR SDMS (TM) V3.0 PCI SCSI BIOS, PCI Rev. 2.0
Copyright 1993 NCR Corporation.
ID 00 HP C3325A
ID 04 iomega jaz 1GB j
Enter Password (1): ********
LILO Loading Linux
Now booting the kernel
Console: 16 point font, 400 scans
Console: colour VGA+ 80x25, 1 virtual console (max 63)
pcibios_init : BIOS32 Service Directory structure at 0x000fd2e0
pcibios_init : BIOS32 Service Directory entry at 0xfd2f0
pcibios_init : PCI BIOS revision 2.10 entry at 0xfd311
Probing PCI hardware.
Warning : Unknown PCI device (1002:5654). Please read include/linux/pci.h
Calibrating delay loop.. ok - 53.04 BogoMIPS
Memory: 30880k/32768k available (732k kernel code, 384k reserved, 772k data)
Swansea University Computer Society NET3.035 for Linux 2.0
But I'm glad vga=6 helped you.
David Wright, Open University, Earth Science Department, Milton Keynes MK7 6AA
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