On Thu, Jun 01, 2000 at 06:14:01PM +0100, Corin Hartland-Swann wrote:
> Do you know /why/ the swap breaks on reconstruction?

yes, it is because raid reconstruction goes through the buffer cache,
while swap bypasses the buffer cache and goes directly to the lower layer.

> Surely while it's reconstructing, and read/write requests to the device
> are passed to the good remaining device.

i believe reads goes to the good devices, while writes go to all devices

> This would mean that behaviour is the same for a degraded mirror as for a
> reconstructing mirror.

no

> Does this mean that swap would not only fail during reconstruction, but
> also under degraded mode?

again no

Regards,
Luca

-- 
Luca Berra -- [EMAIL PROTECTED]
    Communication Media & Services S.r.l.

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