Re: dm-cache failure semantics in write-back mode

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On Tue, Mar 03, 2015 at 05:13:37PM +0000, Thanos Makatos wrote:
> Thanks, Joe. So just to make sure I've understood correctly, if the SSD
> cache is configured as a write-back cache but the device cache is
> disabled/set to write-though on the HDD and the SSD, then there is no risk
> of data loss in the event of a failure. Is my understanding correct?

IO that has completed will have really hit the disk.

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