Thru lots of experimenting I've discovered a few things :-
1. The messages I wanted to stop scrolling were apparently produced by initrd.img... nothing seems to stop them scrolling. I just removed initrd.img from Grub and booted directly into the kernel. I then discovered the real problem was ocurring when the kernel tried to access fstab.
2. Kernels 2.6.8 upwards seem to default to a new SCSI driver for SATA disks... it can't seem top read the fstab created by older versions i.e. with names hda, hda1 etc.
3. Compiling kernels 2.6.8 and up with the (now apparently deprecated) BLK_DEV_IDE_SATA (i.e. not using libata) gets me past this problem and performance on IDE and SATA disk reads using the "old" IDE interface is no worse than with 2.6.7.
4. Question :- do people need to change all SATA entries from HDA etc. to SDA to use the new libata ?
I'd be really greatful if somebody with 2.6.8 or 9 could send me a copy of their fstab file, and tell me whether it was installed fresh or as an upgrade from 2.6.7.
Thanks
Rod


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Peter Hardy wrote:
On Sun, 2004-10-31 at 14:15, Rod Butcher wrote:

Sluggers, can you tell me how I can step thru the messages when I boot up.. i.e. thru Lilo and then the initial kernel startup...


- You should be able to hit scroll lock during bootup to... well... stop
scrolling.
- As mentioned by others, dmesg will show you the contents of the
kernel's ring buffer. Just after bootup this should show you the booting
messages. It can rapidly overflow with things like firewall log messages
though.
- Some distributions (well, the only one I know for sure is debian and
its offspring) put a copy of the dmesg output in /var/log/dmesg very
early on in init's boot process.


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