From: Vladimir Davydov <vdavydov.dev@gmail.com> To: kostja@tarantool.org Cc: tarantool-patches@freelists.org Subject: [PATCH 08/18] vinyl: rename vy_quota::dump_bw to dump_bw_hist Date: Thu, 16 Aug 2018 19:12:02 +0300 [thread overview] Message-ID: <a2c5d9c2e85ef0a47b696f9f5950c9814e7275d3.1534432819.git.vdavydov.dev@gmail.com> (raw) In-Reply-To: <cover.1534432819.git.vdavydov.dev@gmail.com> In-Reply-To: <cover.1534432819.git.vdavydov.dev@gmail.com> No functional changes. Needed to facilitate review. --- src/box/vy_quota.c | 16 ++++++++-------- src/box/vy_quota.h | 2 +- 2 files changed, 9 insertions(+), 9 deletions(-) diff --git a/src/box/vy_quota.c b/src/box/vy_quota.c index 99da69ae..bcdc4c44 100644 --- a/src/box/vy_quota.c +++ b/src/box/vy_quota.c @@ -117,9 +117,9 @@ vy_quota_create(struct vy_quota *q, vy_quota_exceeded_f quota_exceeded_cb) 700 * MB, 800 * MB, 900 * MB, }; - q->dump_bw = histogram_new(dump_bandwidth_buckets, - lengthof(dump_bandwidth_buckets)); - if (q->dump_bw == NULL) { + q->dump_bw_hist = histogram_new(dump_bandwidth_buckets, + lengthof(dump_bandwidth_buckets)); + if (q->dump_bw_hist == NULL) { diag_set(OutOfMemory, 0, "histogram_new", "dump bandwidth histogram"); return -1; @@ -128,7 +128,7 @@ vy_quota_create(struct vy_quota *q, vy_quota_exceeded_f quota_exceeded_cb) * Until we dump anything, assume bandwidth to be 10 MB/s, * which should be fine for initial guess. */ - histogram_collect(q->dump_bw, 10 * MB); + histogram_collect(q->dump_bw_hist, 10 * MB); q->limit = SIZE_MAX; q->watermark = SIZE_MAX; @@ -149,7 +149,7 @@ void vy_quota_destroy(struct vy_quota *q) { ev_timer_stop(loop(), &q->timer); - histogram_delete(q->dump_bw); + histogram_delete(q->dump_bw_hist); fiber_cond_broadcast(&q->cond); fiber_cond_destroy(&q->cond); } @@ -157,8 +157,8 @@ vy_quota_destroy(struct vy_quota *q) size_t vy_quota_dump_bandwidth(struct vy_quota *q) { - /* See comment to vy_quota::dump_bw. */ - return histogram_percentile(q->dump_bw, 10); + /* See comment to vy_quota::dump_bw_hist. */ + return histogram_percentile(q->dump_bw_hist, 10); } void @@ -188,7 +188,7 @@ vy_quota_dump(struct vy_quota *q, size_t size, double duration) /* Account dump bandwidth. */ if (duration > 0) - histogram_collect(q->dump_bw, size / duration); + histogram_collect(q->dump_bw_hist, size / duration); } int diff --git a/src/box/vy_quota.h b/src/box/vy_quota.h index 9bfb48f5..0a7427f0 100644 --- a/src/box/vy_quota.h +++ b/src/box/vy_quota.h @@ -102,7 +102,7 @@ struct vy_quota { * bandwidth to be equal to the 10th percentile, i.e. the * best result among 10% worst measurements. */ - struct histogram *dump_bw; + struct histogram *dump_bw_hist; }; int -- 2.11.0
next prev parent reply other threads:[~2018-08-16 16:12 UTC|newest] Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-08-16 16:11 [PATCH 00/18] Implement write throttling for vinyl Vladimir Davydov 2018-08-16 16:11 ` [PATCH 01/18] vinyl: rework internal quota API Vladimir Davydov 2018-08-20 11:07 ` Konstantin Osipov 2018-08-24 8:32 ` Vladimir Davydov 2018-08-27 18:29 ` Vladimir Davydov 2018-08-16 16:11 ` [PATCH 02/18] vinyl: move quota methods implementation to vy_quota.c Vladimir Davydov 2018-08-20 11:07 ` Konstantin Osipov 2018-08-27 18:30 ` Vladimir Davydov 2018-08-16 16:11 ` [PATCH 03/18] vinyl: move quota related methods and variables from vy_env to vy_quota Vladimir Davydov 2018-08-20 11:08 ` Konstantin Osipov 2018-08-27 18:33 ` Vladimir Davydov 2018-08-16 16:11 ` [PATCH 04/18] vinyl: implement vy_quota_wait using vy_quota_try_use Vladimir Davydov 2018-08-20 11:09 ` Konstantin Osipov 2018-08-27 18:36 ` Vladimir Davydov 2018-08-16 16:11 ` [PATCH 05/18] vinyl: wake up fibers waiting for quota one by one Vladimir Davydov 2018-08-20 11:11 ` Konstantin Osipov 2018-08-24 8:33 ` Vladimir Davydov 2018-08-28 13:19 ` Vladimir Davydov 2018-08-28 14:04 ` Konstantin Osipov 2018-08-28 14:39 ` Vladimir Davydov 2018-08-16 16:12 ` [PATCH 06/18] vinyl: do not wake up fibers waiting for quota if quota is unavailable Vladimir Davydov 2018-08-20 11:13 ` Konstantin Osipov 2018-08-16 16:12 ` [PATCH 07/18] vinyl: tune dump bandwidth histogram buckets Vladimir Davydov 2018-08-20 11:15 ` Konstantin Osipov 2018-08-28 15:37 ` Vladimir Davydov 2018-08-16 16:12 ` Vladimir Davydov [this message] 2018-08-20 11:15 ` [PATCH 08/18] vinyl: rename vy_quota::dump_bw to dump_bw_hist Konstantin Osipov 2018-08-28 16:04 ` Vladimir Davydov 2018-08-16 16:12 ` [PATCH 09/18] vinyl: cache dump bandwidth for timer invocation Vladimir Davydov 2018-08-20 11:21 ` Konstantin Osipov 2018-08-28 16:10 ` Vladimir Davydov 2018-08-16 16:12 ` [PATCH 10/18] vinyl: do not add initial guess to dump bandwidth histogram Vladimir Davydov 2018-08-20 11:23 ` Konstantin Osipov 2018-08-23 20:15 ` Konstantin Osipov 2018-08-28 16:15 ` Vladimir Davydov 2018-08-16 16:12 ` [PATCH 11/18] vinyl: use snap_io_rate_limit for initial dump bandwidth estimate Vladimir Davydov 2018-08-20 11:24 ` Konstantin Osipov 2018-08-24 8:31 ` Vladimir Davydov 2018-08-28 16:18 ` Vladimir Davydov 2018-08-16 16:12 ` [PATCH 12/18] histogram: add function for computing lower bound percentile estimate Vladimir Davydov 2018-08-20 11:29 ` [tarantool-patches] " Konstantin Osipov 2018-08-24 8:30 ` Vladimir Davydov 2018-08-28 16:39 ` Vladimir Davydov 2018-08-16 16:12 ` [PATCH 13/18] vinyl: use lower bound percentile estimate for dump bandwidth Vladimir Davydov 2018-08-28 16:51 ` Vladimir Davydov 2018-08-16 16:12 ` [PATCH 14/18] vinyl: do not try to trigger dump if it is already in progress Vladimir Davydov 2018-08-16 16:12 ` [PATCH 15/18] vinyl: improve dump start/stop logging Vladimir Davydov 2018-08-23 20:18 ` Konstantin Osipov 2018-08-16 16:12 ` [PATCH 16/18] vinyl: confine quota watermark within sane value range Vladimir Davydov 2018-08-16 16:12 ` [PATCH 17/18] vinyl: set quota timer period to 100 ms Vladimir Davydov 2018-08-23 20:49 ` Konstantin Osipov 2018-08-24 8:18 ` Vladimir Davydov 2018-08-16 16:12 ` [PATCH 18/18] vinyl: throttle tx rate if dump does not catch up Vladimir Davydov 2018-08-23 20:54 ` Konstantin Osipov 2018-08-23 20:58 ` [tarantool-patches] " Konstantin Osipov 2018-08-24 8:21 ` Vladimir Davydov
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