Messages in this thread | | | Subject | Re: [RFC] Multi-path IO in 2.5/2.6 ? | From | Alan Cox <> | Date | 10 Sep 2002 15:25:32 +0100 |
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On Tue, 2002-09-10 at 15:06, Cameron, Steve wrote: > We can use the md driver for this. However, we cannot boot from > such a multipath device. Lilo and grub do not understand md multipath > devices, nor do anaconda or other installers. (Enhancing all of those, > I'd like to avoid. Cramming multipath i/o into the low level driver > would accomplish that, but, too yucky.) > > If there is work going on to enhance the multipath support in linux > it would be nice if you could boot from and install to such devices.
Booting from them is a BIOS matter. If the BIOS can do the block loads off the multipath device we can do the rest. The probe stuff can be done in the boot initrd - as some vendors handle raid for example.
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