Hi!

On Mon, 24 Sep 2001 [EMAIL PROTECTED] wrote:

> 2. I partitioned the disk using atari-fdisk as follows:
> 
>    hda1 - QDOS 4Gb
>    hda2 - Linux 4Gb
>    hda3 - Linux swap 512Mb (yes, I discovered there is still a 128Mb 
> limit
>        afterwards, as /proc/meminfo clearly showed).
>    hda4 - Linux 31Gb
>... 
> I tried formatting the QDOS partition with qxltool, but it wanted me to 
> run fix_geometry. Of course the leaflet I got with the disk has long 
> since been filed away and I couldn't be bothered to pull the disk out 
> to read the label on it, so I've not bothered with that yet.  However, 
> just to see what would happen, and in spite of warnings against, I 
> tried formatting the QDOS partition from SMSQ.  It worked and didn't 
> seem to damage the Linux installation, but DIR will not report any size 
> information - you just get 0/0.  Anyway it was good enough to allow me 
> to boot Linux from hard disk instead of floppy.

Maybe SMS is not capable of that big partitions? Haven't tried yet. My
biggest QLWA file system is 512 MB.

> 3. Booting Linux takes ages (from hard disk) - the part before the 
> screen clears and the Linux penguin appears. After that initialization 

Typical slave block problems. If you take the boot file it's OK, because 
it wastes memory to avoid slaving.
 
> 5. Reading large files from diskettes is a lot quicker in Linux than in 
> SMSQ.

Diskette access to MSDOS disks is annoyingly slow under SMS, QDOS disk
access is fast under SMS.
 
> 6. Normally, after installing a new version of Linux, I will build a 
> custom kernel - perhaps not really relevant on Q40 as there are no 
> extra bits of hardware to support.  But anyway, I noticed the Linux 
> source is 2.2.6.

2.2.6 sources are installed and available as RPM.
2.2.17 sources are also on CDR, but not as RPM, it's a tar/gzip archive in
cdistr/misc-sources/linux-2.2.17.tar.gz

> I ran through the usual build procedure:  mrproper, 
> menuconfig, dep, clean, zImage.  Make modules stopped with an error, 
> which I wrote down - I'll post it if anyone's interested.  Even though 
> I knew it wouldn't get very far without modules, I transferred the new 
> kernel via diskette onto the QDOS partition (it was about 900k).  The 
> 2.2.6 kernel booted a lot quicker than 2.2.17, taking only a few 
> seconds B.P. (Before Penguin). Initialization ended with a not 
> unexpected kernel panic.

Weird, I don't see much difference in loading time between 2.2.6 and
2.2.17.
 
> So will I continue using Q40 Linux for projects?  Too early to say yet, 
> I will certainly experiment with it a bit more and I'd like to get the 
> 2.2.17 kernel source.

See above.

>  There are some clear advantages over SMSQ - 
> better filesystem, faster file access without the slave blocks, mature 
> CDROM support; but some disadvantages - it isn't a QL :O) no SBASIC 
> (except with emulator), not as simple to use graphics, slower to boot. 
> The speed of disk access is a limitation on the ISA bus compared to my 
> 800MHz Pentium with 100MHz IDE, which would be a more practical 
> proposition to base a 40Gb Linux system on.

For me Linux is not the OS of my ultimate dreams. It just helps me when
SMS/QDOS ceases to help me.

Claus
______________________________________________________________________
powered by Q60 * Motorola 68060 / 80 MHz * 80 MB RAM * 30 GB Hard Disk


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