Re: Point-of-Sale RAID application

1999-02-28 Thread Brian Leeper
On 23 Feb 1999, Osma Ahvenlampi wrote: > think Linux will like that. Not even on hardware built to be more > error-tolerant than the usual x86 junk. And in any case, a subtle In my experience, x86 "junk" is usually more the exception than the rule, at least nowadays. As with anything else, tho

Re: Point-of-Sale RAID application

1999-02-24 Thread Luca Berra
On Tue, Feb 23, 1999 at 05:43:15PM -, Bruno Prior wrote: > It's not bullet-proof, but couldn't you get a reasonable degree of fault-tolerance > with the following RAID-1 setup: > > Install LILO on the MBR of both disks. On the second disk's lilo.conf, use the > bios=0x80 trick to make sure yo

RE: Point-of-Sale RAID application

1999-02-23 Thread Bruno Prior
> > > No Linux project I know of can yet provide generic failsafe clustering. Have a look at http://www.eddieware.org/. Might be what you are looking for, although over-the-top for the original request. > And what about the system BIOS looking for the master boot record (ie, > LILO) on the first

Re: Point-of-Sale RAID application

1999-02-23 Thread Osma Ahvenlampi
[EMAIL PROTECTED] (Alvin Oga) writes: > > No Linux project I know of can yet provide generic failsafe clustering. > > am thinking...( outloud ) > > we can get dual hosted disk controllers... > we can get dual CPU motherboards... > we can get redundant power supplies... > we can get removable dis

Re: Point-of-Sale RAID application

1999-02-23 Thread Chris A. Icide
At 06:16 PM 2/23/99 +0200, Osma Ahvenlampi wrote: >[EMAIL PROTECTED] (Alvin Oga) writes: >Fine. I don't know exactly what happens if one CPU in a multi-CPU >system completely drops dead in the middle of everything, but I don't >think Linux will like that. Not even on hardware built to be more >err

Re: Point-of-Sale RAID application

1999-02-23 Thread Alvin Oga
hi ya osma > > for larger systems/clusters: > > what about the linux High Availability project ? > > and/or the beowolf project ? > > No Linux project I know of can yet provide generic failsafe clustering. am thinking...( outloud ) we can get dual hosted disk controllers... we can get dual CP

Re: Point-of-Sale RAID application

1999-02-23 Thread Osma Ahvenlampi
[EMAIL PROTECTED] (Alvin Oga) writes: > for larger systems/clusters: > what about the linux High Availability project ? > and/or the beowolf project ? No Linux project I know of can yet provide generic failsafe clustering. > > If you're referring to boot possibilities when the first drive goes >

Re: Point-of-Sale RAID application

1999-02-23 Thread Alvin Oga
hi john > power glitch. RAID protects you from a drive crash. To protect against > power glitches, you need to use a good UPS. To protect against a CPU > gone mad, well, you need a redundant cluster system where every CPU > watches the others, and IBM AS/400 might be a good thing to take a > lo

Re: Point-of-Sale RAID application

1999-02-23 Thread m. allan noah
hello john. we are doing something similar here with one of our boxes. we provide a small masquerading firewall and some switching hardware for students with laptops and visiting presenters. the masquerading protects them from most security problems external to the lan, the switching provides som

Re: Point-of-Sale RAID application

1999-02-23 Thread Osma Ahvenlampi
"Brothers, John" <[EMAIL PROTECTED]> writes: > Boot Sector Errors: >if the power glitches, for example, and the CPU starts to > write garbage to the drives, how well does > the system recover - I have seen some comments on the > root-raid HOWTO, but nothing has