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tarantool / crud
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Repo Added 12 Aug 2021 03:45PM UTC
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06 Jan 2026 08:48AM UTC coverage: 88.48% (+0.08%) from 88.405%
20743059501

Pull #475

github

Satbek
safe/fast mode: remove fiber kill

In fast mode, every fiber was named “fast” so it could be
killed when safe mode was enabled. However, crud-storage
methods do not yield until a space operation is performed.

The rebalancing trigger is executed on insert/replace into
the _bucket space; this operation does yield and switches
the implementation of the bucket_ref/bucket_unref functions.

Therefore, once a fiber starts in fast mode, it remains
in fast mode until the first box.space operation: a write
for memtx or a read/write for vinyl.

As a result, there is no need to mark and kill iproto fibers
that handle fast requests, because there is no situation in
which a fiber remains in fast mode while rebalancing is in progress.

Yield checks were added to the tests (yield_checks) to
ensure that no yields occur during request until box operations.
Pull Request #475: safe/fast mode: remove fiber kill

29 of 29 new or added lines in 3 files covered. (100.0%)

5215 of 5894 relevant lines covered (88.48%)

14103.03 hits per line

Relevant lines Covered
Build:
Build:
5894 RELEVANT LINES 5215 COVERED LINES
14103.03 HITS PER LINE
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Coverage ∆ File Lines Relevant Covered Missed Hits/Line

Recent builds

Builds Branch Commit Type Ran Committer Via Coverage
20743059501 rm_fiber_kill safe/fast mode: remove fiber kill In fast mode, every fiber was named “fast” so it could be killed when safe mode was enabled. However, crud-storage methods do not yield until a space operation is performed. The rebalancing trigger is executed o... Pull #475 06 Jan 2026 09:14AM UTC Satbek github
88.48
20727457088 rm_fiber_kill :try with decorator Pull #475 05 Jan 2026 08:38PM UTC Satbek github
88.5
20727243656 rm_fiber_kill :try with decorator push 05 Jan 2026 08:13PM UTC Satbek github
88.48
20726940166 rm_fiber_kill :try with decorator push 05 Jan 2026 08:02PM UTC Satbek github
88.53
20723023882 rm_fiber_kill :try with decorator Pull #475 05 Jan 2026 05:35PM UTC Satbek github
88.78
20718295386 rm_fiber_kill try with decorator Pull #475 05 Jan 2026 02:47PM UTC Satbek github
88.54
20598520595 rm_fiber_kill safe/fast mode: remove fiber kill In fast mode, every fiber was named “fast” so it could be killed when safe mode was enabled. However, crud-storage methods do not yield until a space operation is performed. The rebalancing trigger is executed o... Pull #475 30 Dec 2025 02:42PM UTC Satbek github
88.54
20597468703 rm_fiber_kill safe/fast mode: remove fiber kill In fast mode every fiber were named as "fast" in order to kill it on safe enabling. But there are no yields in crud's storage methods. And rebalancing trigger is insert/replace in `_bucket` space which is yield.... Pull #475 30 Dec 2025 01:47PM UTC Satbek github
88.55
20596439889 rm_fiber_kill safe/fast mode: remove fiber kill In fast mode every fiber were named as "fast" in order to kill it on safe enabling. But there are no yields in crud's storage methods. And rebalancing trigger is insert/replace in `_bucket` space which is yield.... Pull #475 30 Dec 2025 12:50PM UTC Satbek github
88.33
20592827076 rm_fiber_kill safe/fast mode: remove fiber kill In fast mode every fiber were named as "fast" in order to kill it on safe enabling. But there are no yields in crud's storage methods. And rebalancing trigger is insert/replace in `_bucket` space which is yield.... Pull #475 30 Dec 2025 09:25AM UTC Satbek github
88.42
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