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From: Konstantin Osipov <kostja@tarantool.org>
To: Vladimir Davydov <vdavydov.dev@gmail.com>
Cc: tarantool-patches@freelists.org
Subject: Re: [RFC PATCH 06/12] box: refactor hot standby recovery
Date: Fri, 8 Jun 2018 07:40:45 +0300	[thread overview]
Message-ID: <20180608044045.GO6866@chai> (raw)
In-Reply-To: <27aabda1063798f83ca4415c01001838bded35c4.1528305232.git.vdavydov.dev@gmail.com>

* Vladimir Davydov <vdavydov.dev@gmail.com> [18/06/06 20:45]:
> Currently, we start a hot standby fiber even if not in hot standby mode
> (see recovery_follow_local). And we scan the wal directory twice - first
> time in recovery_follow_local(), second time in recovery_finalize().
> Let's factor out recover_remaining_wals() from those functions and call
> it explicitly. And let's start call follow_local() and stop_local() only
> if in hot standby mode.

In hot standby mode, we need to make sure we scan all the WALs at
least once after we acquired a path lock. 

As far as I understand this patch, it removes this property.

-- 
Konstantin Osipov, Moscow, Russia, +7 903 626 22 32
http://tarantool.io - www.twitter.com/kostja_osipov

  reply	other threads:[~2018-06-08  4:40 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-06 17:45 [RFC PATCH 00/12] Replica rejoin Vladimir Davydov
2018-06-06 17:45 ` [RFC PATCH 01/12] recovery: drop unused recovery_exit Vladimir Davydov
2018-06-08  4:13   ` Konstantin Osipov
2018-06-06 17:45 ` [RFC PATCH 02/12] recovery: constify vclock argument Vladimir Davydov
2018-06-08  4:14   ` Konstantin Osipov
2018-06-06 17:45 ` [RFC PATCH 03/12] applier: remove extra new line in log message printed on connect Vladimir Davydov
2018-06-08  4:15   ` Konstantin Osipov
2018-06-06 17:45 ` [RFC PATCH 04/12] xrow: add helper function for encoding vclock Vladimir Davydov
2018-06-08  4:16   ` Konstantin Osipov
2018-06-06 17:45 ` [RFC PATCH 05/12] box: retrieve instance uuid before starting local recovery Vladimir Davydov
2018-06-08  4:22   ` Konstantin Osipov
2018-06-06 17:45 ` [RFC PATCH 06/12] box: refactor hot standby recovery Vladimir Davydov
2018-06-08  4:40   ` Konstantin Osipov [this message]
2018-06-08  6:43     ` Vladimir Davydov
2018-06-08 13:15       ` Konstantin Osipov
2018-06-08 13:30         ` Vladimir Davydov
2018-06-06 17:45 ` [RFC PATCH 07/12] box: retrieve end vclock before starting local recovery Vladimir Davydov
2018-06-06 17:45 ` [RFC PATCH 08/12] box: open the port " Vladimir Davydov
2018-06-06 17:45 ` [RFC PATCH 09/12] box: connect to remote peers " Vladimir Davydov
2018-06-06 17:45 ` [RFC PATCH 10/12] box: factor out local recovery function Vladimir Davydov
2018-06-06 17:45 ` [RFC PATCH 11/12] applier: inquire oldest vclock on connect Vladimir Davydov
2018-06-06 17:45 ` [RFC PATCH 12/12] replication: rebootstrap instance on startup if it fell behind Vladimir Davydov

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