On 16/12/16 13:12, Emmanuel Bernard wrote:
> On 16 Dec 2016, at 09:48, Tristan Tarrant <ttarrant(a)redhat.com> wrote:
>
> On 16/12/16 09:34, Emmanuel Bernard wrote:
>>> Yes, the above design is what sprung to mind initially. Not sure about
>>> the need of keeping the log in memory, as we would probably need some
>>> form of persistent log for cache shutdown. Since this looks a lot like
>>> the append-log of the Artemis journal, maybe we could use that.
>>
>> Well, when the cache is shut down, don’t we have time to empty the in-memory
log?
>
> Cache shutdown should not be deferred because there is a backlog of
> events that haven't been forwarded to Debezium, so we would want to pick
> up from where we were when we restart the cache.
But you’re willing to wait for the Artemis journal finish writing? I don’t quite see the
difference.
I'm thinking about the case where Debezium is temporarily not able to
collect the changes.
Tristan
--
Tristan Tarrant
Infinispan Lead
JBoss, a division of Red Hat