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New reactor queue wrapping (#1858)

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fixes gh-1843
This commit is contained in:
Marcin Grzejszczak
2021-02-25 12:43:00 +01:00
committed by Marcin Grzejszczak
parent 827e079f12
commit 05d5678eba
18 changed files with 497 additions and 33 deletions
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docs/src/main/asciidoc/integrations.adoc
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@@ -389,8 +389,9 @@ To turn off this feature, set the `spring.sleuth.quartz.enabled` property to `fa
This feature is available for all tracer implementations.
We have three modes of instrumenting reactor based applications that can be set via `spring.sleuth.reactor.instrumentation-type` property:
We have the following modes of instrumenting reactor based applications that can be set via `spring.sleuth.reactor.instrumentation-type` property:
* `ON_HOOKS` - With the new Reactor https://github.com/reactor/reactor-core/pull/2566[queue wrapping mechanism] (Reactor 3.4.3) we're instrumenting the way threads are switched by Reactor. This should lead to feature parity with `ON_EACH` with low performance impact.
* `ON_EACH` - wraps every Reactor operator in a trace representation.
Passes the tracing context in most cases.
This mode might lead to drastic performance degradation.