Hello!
If this is not too much of a slowdown, you can just remove the userSeq
field, and always use "igniteInstance.atomicLong("userSeq", maxId, true)"
in its place, to make sure you always hold a fresh one.
Regards,
--
Ilya Kasnacheev
пт, 28 авг. 2020 г. в 04:47, xmw45688 <[email protected]>:
> How do we enable the persistence for this atomicLong? My understanding is
> that atomicLong or atomicReference can't be persisted. Even if it can be
> persisted, isn't next value reset and started from the initial value.
>
> My issue is that the cached sequence was removed from Spring bean. How do
> I
> re-initialize this sequence once the Ignite server node restarted while the
> client node was still running.
>
> The initialization of the sequence is from the client side using
> @PostConstruct. We need a way to re-initialize with the max value from DB
> when the ignite server restarted and the client node was connected to the
> ignite server.
>
> @PostConstruct
> @Override
> public void initSequence() {
> Long maxId = userRepository.getMaxId();
> if (maxId == null) { maxId = 0L; }
> LOG.info("Max User id: {}", maxId);
> userSeq = igniteInstance.atomicLong("userSeq", maxId, true);
> userSeq.getAndSet(maxId);
> }
>
>
>
>
> --
> Sent from: http://apache-ignite-users.70518.x6.nabble.com/
>
