From: Konstantin Osipov <kostja@tarantool.org> To: tarantool-patches@freelists.org Subject: [tarantool-patches] Re: [PATCH v2 06/11] vinyl: enable quota upon recovery completion explicitly Date: Sat, 29 Sep 2018 08:06:46 +0300 [thread overview] Message-ID: <20180929050646.GJ32712@chai> (raw) In-Reply-To: <804b312f11dfa0397f9a5314796ef7dc7781d3c5.1538155645.git.vdavydov.dev@gmail.com> * Vladimir Davydov <vdavydov.dev@gmail.com> [18/09/28 21:00]: > Currently, we create a quota object with the limit maximized, and only > set the configured limit when local recovery is complete, so as to make > sure that no dump is triggered during recovery. As a result, we have to > store the configured limit in vy_env::memory, which looks ugly, because > this member is never used afterwards. Let's introduce a new method > vy_quota_enable to enable quota so that we can set the limit right on > quota object construction. This implies that we add a boolean flag to > vy_quota and only check the limit if it is set. > > There's another reason to add such a method. Soon we will implement > quota consumption rate limiting. Rate limiting requires a periodic timer > that would replenish quota. It only makes sense to start such a timer > upon recovery completion, which again leads us to an explicit method for > enabling quota. > > vy_env::memory will be removed by the following patch along with a few > other pointless members of vy_env. > ac OK to push. > Needed for #1862 -- Konstantin Osipov, Moscow, Russia, +7 903 626 22 32 http://tarantool.io - www.twitter.com/kostja_osipov
next prev parent reply other threads:[~2018-09-29 5:06 UTC|newest] Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-09-28 17:39 [PATCH v2 00/11] vinyl: transaction throttling infrastructure Vladimir Davydov 2018-09-28 17:39 ` [PATCH v2 01/11] vinyl: add helper to start scheduler and enable quota on startup Vladimir Davydov 2018-09-29 4:37 ` [tarantool-patches] " Konstantin Osipov 2018-09-28 17:40 ` [PATCH v2 02/11] vinyl: factor load regulator out of quota Vladimir Davydov 2018-09-29 5:00 ` [tarantool-patches] " Konstantin Osipov 2018-09-29 11:36 ` Vladimir Davydov [not found] ` <20180929114308.GA19162@chai> 2018-10-01 10:27 ` Vladimir Davydov 2018-10-01 10:31 ` Vladimir Davydov 2018-10-02 18:16 ` [tarantool-patches] " Konstantin Osipov 2018-10-03 8:49 ` Vladimir Davydov 2018-09-28 17:40 ` [PATCH v2 03/11] vinyl: minor refactoring of quota methods Vladimir Davydov 2018-09-29 5:01 ` [tarantool-patches] " Konstantin Osipov 2018-09-28 17:40 ` [PATCH v2 04/11] vinyl: move transaction size sanity check to quota Vladimir Davydov 2018-09-29 5:02 ` [tarantool-patches] " Konstantin Osipov 2018-09-28 17:40 ` [PATCH v2 05/11] vinyl: implement quota wait queue without fiber_cond Vladimir Davydov 2018-09-29 5:05 ` [tarantool-patches] " Konstantin Osipov 2018-09-29 11:44 ` Vladimir Davydov 2018-09-28 17:40 ` [PATCH v2 06/11] vinyl: enable quota upon recovery completion explicitly Vladimir Davydov 2018-09-29 5:06 ` Konstantin Osipov [this message] 2018-09-28 17:40 ` [PATCH v2 07/11] vinyl: zap vy_env::memory, read_threads, and write_threads Vladimir Davydov 2018-09-29 5:06 ` [tarantool-patches] " Konstantin Osipov 2018-09-28 17:40 ` [PATCH v2 08/11] vinyl: do not try to trigger dump in regulator if already in progress Vladimir Davydov 2018-09-28 17:40 ` [PATCH v2 09/11] vinyl: do not account zero dump bandwidth Vladimir Davydov 2018-10-12 13:27 ` Vladimir Davydov 2018-10-16 18:25 ` [tarantool-patches] " Konstantin Osipov 2018-10-17 8:44 ` Vladimir Davydov 2018-10-23 7:02 ` Konstantin Osipov 2018-09-28 17:40 ` [PATCH v2 10/11] vinyl: implement basic transaction throttling Vladimir Davydov 2018-09-28 17:40 ` [PATCH v2 11/11] vinyl: introduce quota consumer priorities Vladimir Davydov 2018-10-06 13:24 ` Konstantin Osipov 2018-10-08 11:10 ` Vladimir Davydov 2018-10-09 13:25 ` Vladimir Davydov 2018-10-11 7:02 ` Konstantin Osipov 2018-10-11 8:29 ` Vladimir Davydov 2018-10-03 9:06 ` [PATCH v2 00/11] vinyl: transaction throttling infrastructure Vladimir Davydov
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