Messages in this thread | | | Date | Sat, 15 May 1999 21:30:36 +0200 | From | Pavel Machek <> | Subject | Re: host (multibus) failover |
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Hi!
> Okay, I just looked everywhere I could think of and didn't see anything > mentioned about support in Linux for a multibus failover configuration. > Basically, a disk would be accessible on several host adapters (SCSI > adapters, whatever) and can be accessed through whichever ones work. This > technique is used in (at least) VMS and NT to get more redundancy in > several high-end storage systems, Digital StorageWorks being the one I know > about. I'm interested in implementing this for Linux, but a few questions > first. > > 1. Is this done? Did I miss it somewhere? I'd hate to duplicate someone's > work.
Someone did something very similar with nbd and 100mbit ethernet. He gave me few very good patches into nbd, promissed to write a readme, and I never heard from him again ;-).
Pavel PS: Almost no kernel hacking should be required. I believe everything is there and "only" userland scripts + configuration should be required. (Which does not mean task is easy.) -- I'm really pavel@ucw.cz. Look at http://195.113.31.123/~pavel. Pavel Hi! I'm a .signature virus! Copy me into your ~/.signature to help me spread!
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