On 28/02/2018 2:20 AM, Michael Lyle wrote:
> Hi Coly Li--
>
> Just a couple of questions.
>
> On 02/27/2018 08:55 AM, Coly Li wrote:
>> +#define BACKING_DEV_OFFLINE_TIMEOUT 5
>
Hi Mike,
> I think you wanted this to be 30 (per commit message)-- was this turned
> down for testing or deliberate?
Hi Coly Li--
Just a couple of questions.
On 02/27/2018 08:55 AM, Coly Li wrote:
> +#define BACKING_DEV_OFFLINE_TIMEOUT 5
I think you wanted this to be 30 (per commit message)-- was this turned
down for testing or deliberate?
> +static int cached_dev_status_update(void *arg)
> +{
> + struct
Currently bcache does not handle backing device failure, if backing
device is offline and disconnected from system, its bcache device can still
be accessible. If the bcache device is in writeback mode, I/O requests even
can success if the requests hit on cache device. That is to say, when and
how