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From: Vladislav Shpilevoy via Tarantool-patches <tarantool-patches@dev.tarantool.org>
To: Sergey Petrenko <sergepetrenko@tarantool.org>, gorcunov@gmail.com
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH v4 06/16] replication: send latest effective promote in initial join
Date: Tue, 27 Jul 2021 01:43:39 +0200
Message-ID: <0e79aff6-6eca-3edb-6ed4-1f5a396dd53e@tarantool.org> (raw)
In-Reply-To: <502885e7-8400-248e-9bcc-fcfa443cbb22@tarantool.org>

On 23.07.2021 09:44, Sergey Petrenko wrote:
> 
> 22.07.2021 01:24, Vladislav Shpilevoy пишет:
>> Hi! Good job on the patch!
>>
>>> diff --git a/src/box/relay.cc b/src/box/relay.cc
>>> index 4ebe0fb06..4b102a777 100644
>>> --- a/src/box/relay.cc
>>> +++ b/src/box/relay.cc
>>> @@ -442,7 +445,11 @@ relay_initial_join(int fd, uint64_t sync, struct vclock *vclock,
>>>           row.type = IPROTO_JOIN_META;
>>>           coio_write_xrow(&relay->io, &row);
>>>   -        /* Empty at the moment. */
>>> +        char body[XROW_SYNCHRO_BODY_LEN_MAX];
>>> +        xrow_encode_synchro(&row, body, &req);
>>> +        row.replica_id = req.replica_id;
>>> +        row.sync = sync;
>> Shouldn't we also attach sync to IPROTO_JOIN_SNAPSHOT and
>> IPROTO_JOIN_META? Although I don't see where it is used in
>> the applier. But I see it is attached to xrow_encode_vclock
>> a bit above.
> 
> Yes, indeed. Will it be enough to set sync once only when sending the vclock?

I don't even know why is it needed for vclock, tbh.
Applier does not keep track of these syncs anyway.
I suppose we can leave it just for vclock for now.

  reply	other threads:[~2021-07-26 23:43 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-14 18:25 [Tarantool-patches] [PATCH v4 00/16] forbid implicit limbo ownership transition Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 01/16] replication: always send raft state to subscribers Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 02/16] txn_limbo: fix promote term filtering Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 03/16] txn_limbo: persist the latest effective promote in snapshot Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 04/16] replication: encode version in JOIN request Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 05/16] replication: add META stage to JOIN Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 06/16] replication: send latest effective promote in initial join Serge Petrenko via Tarantool-patches
2021-07-21 23:24   ` Vladislav Shpilevoy via Tarantool-patches
2021-07-23  7:44     ` Sergey Petrenko via Tarantool-patches
2021-07-26 23:43       ` Vladislav Shpilevoy via Tarantool-patches [this message]
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 07/16] replication: send current Raft term in join response Serge Petrenko via Tarantool-patches
2021-07-21 23:24   ` Vladislav Shpilevoy via Tarantool-patches
2021-07-23  7:44     ` Sergey Petrenko via Tarantool-patches
2021-07-26 23:43       ` Vladislav Shpilevoy via Tarantool-patches
2021-07-29 20:46         ` Sergey Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 08/16] raft: refactor raft_new_term() Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 09/16] box: split promote() into reasonable parts Serge Petrenko via Tarantool-patches
2021-07-21 23:26   ` Vladislav Shpilevoy via Tarantool-patches
2021-07-23  7:45     ` Sergey Petrenko via Tarantool-patches
2021-07-26 23:44       ` Vladislav Shpilevoy via Tarantool-patches
2021-07-29 20:46         ` Sergey Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 10/16] box: make promote always bump the term Serge Petrenko via Tarantool-patches
2021-07-26 23:45   ` Vladislav Shpilevoy via Tarantool-patches
2021-07-29 20:46     ` Sergey Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 11/16] box: make promote on the current leader a no-op Serge Petrenko via Tarantool-patches
2021-07-21 23:26   ` Vladislav Shpilevoy via Tarantool-patches
2021-07-23  7:45     ` Sergey Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 12/16] box: fix an assertion failure after a spurious wakeup in promote Serge Petrenko via Tarantool-patches
2021-07-21 23:29   ` Vladislav Shpilevoy via Tarantool-patches
2021-07-23  7:45     ` Sergey Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 13/16] box: allow calling promote on a candidate Serge Petrenko via Tarantool-patches
2021-07-15 14:06   ` Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 14/16] box: extract promote() settings to a separate method Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 15/16] replication: forbid implicit limbo owner transition Serge Petrenko via Tarantool-patches
2021-07-14 18:25 ` [Tarantool-patches] [PATCH v4 16/16] box: introduce `box.ctl.demote` Serge Petrenko via Tarantool-patches
2021-07-15 17:13   ` Serge Petrenko via Tarantool-patches
2021-07-15 20:11   ` [Tarantool-patches] [PATCH v4 17/16] replication: fix flaky election_qsync.test Serge Petrenko via Tarantool-patches
2021-07-26 23:43 ` [Tarantool-patches] [PATCH v4 00/16] forbid implicit limbo ownership transition Vladislav Shpilevoy via Tarantool-patches
2021-07-29 20:47   ` Sergey Petrenko via Tarantool-patches

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