Re: Debian install/2.4 Kernel/ATA-100 RAID
On Wed, 9 May 2001, Alvin Oga wrote:
>
> hi marcus...
>
> from what you're saying...there is NO point to using the hpt-370
> controller... any motherboard will work for you ....
> you're running software raid0/1 as defined in the kernel
>
> to run at ata100 speeds you need to patch the ide driver
> in the kernel...
>
> download the patch and follow the instructions in it or
> search google for those keywords i posted earlier...
>
> basically to patch things... ( not sure if correct for the ide patch )
> cd /usr/src
> patch -p0 < ide_patch.txt
> - if it failed ot patch...you'd get errors
> cd linux
> make dep ; make clean ; make bzlilo ...etc..
also... never buy hardware unless oyu know linux has a driver
for it and that you saw it working...
right now you can just use any ide port on any motherboard
and you should not see any difference other than /dev/hda
and /dev/hdc is used instead of hde/hdg
==
== also... you really should use the same sized partitions
== for raid0/1... gonna make a mess of it if you dont...
==
== cant read 2Mb file from one disk and nothing from the other disk
== ( no point in striping it ... or no room for the mirror
==
> have fun
> alvin
>
>
> On Wed, 9 May 2001, Marcus Marinelli wrote:
>
> > Alvin,
> >
> > How would I used the ata-100 patches however, if I am installing the
> > system on my ATA-100 drives? I got the feeling that older versions of rh
> > at least w/o 2.4 kernel did not support the hpt-370 w/ata-100 *at all*?
> >
> > The 2 drives are plugged physically into the hpt-370 controller (1 per
> > cable of course), but I am actually running the raid via software
> > (here's my raidtab:)
> >
> > raiddev /dev/md0
> > raid-level 0
> > nr-raid-disks 2
> > chunk-size 64k
> > persistent-superblock 1
> > #nr-spare-disks 0
> > device /dev/hdg1
> > raid-disk 0
> > device /dev/hde5
> > raid-disk 1
> >
> > The reason for running the RAID via software is simply cause the folks
> > at Highpoint haven't released a linux module/driver/etc. for the hpt-370
> > that supports the raid functions (ARGH!)
> >
> > Marcus
> >
> > Alvin Oga wrote:
> >
> > >hi marcus
> > >
> > >you need to download the ata-100 patches
> > >
> > >search google.com for
> > > "raid ata100 patches"
> > >
> > >read the posts and info and experiences of others on
> > >rh and debian et.al w/ ata100 and abit mb's
> > >
> > >---
> > >am confused...
> > >
> > >are you using the abit onboard raid controller HPT370
> > >( no /etc/raidtab needed ) or are you using sw raid ( /etc/raidtab ) ???
> > >
> > >striped raid0 is good for reading data back twice as
> > >fast.... does not help much in writing data...
> > > - good for webservers presenting pages...
> > >
> > >have fun raiding
> > >alvin
> > >http://www.Linux-Consulting.com/Raid
> > >
> > >
> > >== save your existing disks.... get a second pair of ide disks and
> > >== see if the debian installer allows oyu to do "make raid"
> > >== during its install
> > >
> > >== if not... you can create the raid devices manually...
> > >== a major pain in the butt if you dont have an existing "linux"
> > >== running to create the partitions and format and mount it
> > >== than install the distro into it
> > >
> > >On Wed, 9 May 2001, Marcus Marinelli wrote:
> > >
> > >>Hello everyone,
> > >>
> > >>I've been following this list for a few weeks now, starting to become
> > >>more and more interested in Debian. Right now I am running my box on
> > >>redhat 7.1 (2.4 kernel), on an IDE Raid 0 (striped) array. I am using
> > >>the HPT 370 Raid controller on my abit kt7-raid, in software mode
> > >>however, as the chipset is only supported as an ATA-100 controller in
> > >>linux, not a raid controller :(. How I did this was during the
> > >>installation of RedHat, it allowed me to create a raid partition for /.
> > >>I also made normal ext2 partitions for /boot, and a swap partition. Now
> > >>my system boots fine off of /dev/md0.
> > >>
> > >>Now, to come to the point(!) I'd like to know the status of a deb
> > >>distrib (Woody i guess?) that ships with 2.4 kernel packages (for
> > >>ATA-100), and will allow raid partitions set up in installation. I have
> > >>heard that if you install using apt-get to grab just the packages you
> > >>want, could it be somehow setup to install 2.4 kernel packages instead
> > >>of the default? is the default in woody or sid already 2.4? (I don't get
> > >>the impression it is, but..) Is their any way to set up a raid partition
> > >>in the setup process currently? if not is their one being planned and/or
> > >>tested?
> > >>
> > >>Basically, what do I need to do here to get myself converted ;-)
> > >>
> > >>Thanks,
> > >>Marcus
> > >>
> > >>--
> > >>C makes it easy to shoot yourself in the foot. C++ makes it harder, but
> > >>when you do, it blows away your whole leg.
> > >>
> > >>
> > >>
> > >>
> > >>--
> > >>To UNSUBSCRIBE, email to debian-user-request@lists.debian.org
> > >>with a subject of "unsubscribe". Trouble? Contact listmaster@lists.debian.org
> > >>
> > >
> >
> > --
> > C makes it easy to shoot yourself in the foot. C++ makes it harder, but
> > when you do, it blows away your whole leg.
> >
> >
> >
>
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