From: Konstantin Osipov <kostja@tarantool.org>
To: tarantool-patches@freelists.org
Subject: [tarantool-patches] Re: [PATCH v2 4/8] vinyl: keep track of dumps per compaction for each LSM tree
Date: Mon, 11 Feb 2019 21:17:25 +0300 [thread overview]
Message-ID: <20190211181725.GC9960@chai> (raw)
In-Reply-To: <8fb3fe3256e5423d50cb22abda3cc5a3219d6a40.1548349067.git.vdavydov.dev@gmail.com>
* Vladimir Davydov <vdavydov.dev@gmail.com> [19/01/24 20:16]:
> This patch adds dumps_per_compaction metric to per index statistics. It
> shows the number of dumps it takes to trigger a major compaction of a
> range in a given LSM tree. We need it to automatically choose the
> optimal number of ranges that would smooth out the load generated by
> range compaction.
The version of this patch which is on the branch is OK to push
(adding average instead of heap).
--
Konstantin Osipov, Moscow, Russia, +7 903 626 22 32
http://tarantool.io - www.twitter.com/kostja_osipov
next prev parent reply other threads:[~2019-02-11 18:17 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-24 17:12 [PATCH v2 0/8] vinyl: compaction randomization and throttling Vladimir Davydov
2019-01-24 17:12 ` [PATCH v2 1/8] vinyl: use uncompressed run size for range split/coalesce/compaction Vladimir Davydov
2019-01-24 17:12 ` [PATCH v2 2/8] vinyl: fix compaction priority calculation Vladimir Davydov
2019-02-08 17:18 ` [tarantool-patches] " Konstantin Osipov
2019-02-11 14:42 ` Vladimir Davydov
2019-01-24 17:12 ` [PATCH v2 3/8] vinyl: rename lsm->range_heap to max_compaction_priority Vladimir Davydov
2019-02-08 17:19 ` [tarantool-patches] " Konstantin Osipov
2019-02-08 17:26 ` Vladimir Davydov
2019-01-24 17:12 ` [PATCH v2 4/8] vinyl: keep track of dumps per compaction for each LSM tree Vladimir Davydov
2019-02-08 17:42 ` Vladimir Davydov
2019-02-11 18:17 ` [tarantool-patches] " Konstantin Osipov
2019-02-11 18:17 ` Konstantin Osipov [this message]
2019-02-12 10:15 ` Vladimir Davydov
2019-01-24 17:12 ` [PATCH v2 5/8] vinyl: set range size automatically Vladimir Davydov
2019-02-11 18:21 ` [tarantool-patches] " Konstantin Osipov
2019-02-12 10:16 ` Vladimir Davydov
2019-01-24 17:12 ` [PATCH v2 6/8] vinyl: randomize range compaction to avoid IO load spikes Vladimir Davydov
2019-02-11 18:21 ` [tarantool-patches] " Konstantin Osipov
2019-02-12 10:16 ` Vladimir Davydov
2019-01-24 17:12 ` [PATCH v2 7/8] vinyl: introduce quota consumer types Vladimir Davydov
2019-02-12 15:48 ` Vladimir Davydov
2019-01-24 17:12 ` [PATCH v2 8/8] vinyl: throttle tx to ensure compaction keeps up with dumps Vladimir Davydov
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