From: Konstantin Osipov <kostja@tarantool.org>
To: tarantool-patches@freelists.org
Subject: [tarantool-patches] Re: [PATCH 2/9] wal: remove files needed for recovery from backup checkpoints on ENOSPC
Date: Thu, 29 Nov 2018 19:31:03 +0300 [thread overview]
Message-ID: <20181129163103.GB5760@chai> (raw)
In-Reply-To: <05aea6c7c27c13b6cdf2d7f08f1a0cf85d7a7865.1543419109.git.vdavydov.dev@gmail.com>
* Vladimir Davydov <vdavydov.dev@gmail.com> [18/11/28 19:16]:
> Tarantool always keeps box.cfg.checkpoint_count latest checkpoints. It
> also never deletes WAL files needed for recovery from any of them for
> the sake of redundancy, even if it gets ENOSPC while trying to write to
> WAL. This patch changes that behavior: now the WAL thread is allowed to
> delete backup WAL files in case of emergency ENOSPC - after all it's
> better than stopping operation.
If you wish WAL to be part of some of the engine APIs, such as
checkpointing, you could make it an engine and register in the
engine list. MySQL does it this way.
The patch is OK to push.
--
Konstantin Osipov, Moscow, Russia, +7 903 626 22 32
http://tarantool.io - www.twitter.com/kostja_osipov
next prev parent reply other threads:[~2018-11-29 16:31 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-28 16:14 [PATCH 0/9] Allow to limit size of WAL files Vladimir Davydov
2018-11-28 16:14 ` [PATCH 1/9] wal: separate checkpoint and flush paths Vladimir Davydov
2018-11-29 16:24 ` [tarantool-patches] " Konstantin Osipov
2018-11-28 16:14 ` [PATCH 2/9] wal: remove files needed for recovery from backup checkpoints on ENOSPC Vladimir Davydov
2018-11-29 16:31 ` Konstantin Osipov [this message]
2018-11-29 17:42 ` [tarantool-patches] " Vladimir Davydov
2018-11-28 16:14 ` [PATCH 3/9] recovery: restore garbage collector vclock after restart Vladimir Davydov
2018-11-29 16:37 ` [tarantool-patches] " Konstantin Osipov
2018-11-29 17:42 ` Vladimir Davydov
2018-11-28 16:14 ` [PATCH 4/9] gc: run garbage collection in background Vladimir Davydov
2018-11-29 16:42 ` [tarantool-patches] " Konstantin Osipov
2018-11-29 17:43 ` Vladimir Davydov
2018-11-28 16:14 ` [PATCH 5/9] gc: do not use WAL watcher API for deactivating stale consumers Vladimir Davydov
2018-11-29 17:02 ` [tarantool-patches] " Konstantin Osipov
2018-11-28 16:14 ` [PATCH 6/9] wal: simplify watcher API Vladimir Davydov
2018-11-29 17:33 ` [tarantool-patches] " Konstantin Osipov
2018-11-28 16:14 ` [PATCH 7/9] box: rewrite checkpoint daemon in C Vladimir Davydov
2018-11-30 8:58 ` [tarantool-patches] " Konstantin Osipov
2018-11-30 9:41 ` Vladimir Davydov
2018-12-05 16:21 ` Vladimir Davydov
2018-11-28 16:14 ` [PATCH 8/9] wal: pass struct instead of vclock to checkpoint methods Vladimir Davydov
2018-11-30 9:00 ` [tarantool-patches] " Konstantin Osipov
2018-11-30 9:43 ` Vladimir Davydov
2018-12-03 20:20 ` Konstantin Osipov
2018-11-28 16:14 ` [PATCH 9/9] wal: trigger checkpoint if there are too many WALs Vladimir Davydov
2018-12-03 20:34 ` [tarantool-patches] " Konstantin Osipov
2018-12-04 11:25 ` Vladimir Davydov
2018-12-04 12:53 ` Konstantin Osipov
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