| Commit message (Collapse) | Author | Age | Files | Lines |
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name(basic implementation), and closes #82
* minor refactor in RequestInstrumentation
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* use kamon default dispatcher
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* remove from publishErrorMessage method
* refactor onError method in RequestInstrumentation
* refactor WSInstrumentation in order to propagate the TraceContext when a WS call is executed outside an Action
* improve tests
* closes #33
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properties of TraceLocalStorage to MDC
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This PR is including several changes to the kamon-core, most notably:
- Formalize the interface for Histograms, Counters and MinMaxCounters. Making sure
that the interfaces are as clean as possible.
- Move away from the all Vector[Measurement] based Histogram snapshot to a new approach
in which we use a single long to store both the index in the counts array and the
frequency on that bucket. The leftmost 2 bytes of each long are used for storing the
counts array index and the remaining 6 bytes are used for the actual count, and
everything is put into a simple long array. This way only the buckets that actually
have values will be included in the snapshot with the smallest possible memory
footprint.
- Introduce Gauges.
- Reorganize the instrumentation for Akka and Scala and rewrite most of the tests
of this components to avoid going through the subscription protocol to test.
- Introduce trace tests and fixes on various tests.
- Necessary changes on new relic, datadog and statsd modules to compile with the new
codebase.
Pending:
- Finish the upgrade of the new relic to the current model.
- Introduce proper limit checks for histograms to ensure that we never pass the 2/6 bytes
limits.
- More testing, more testing, more testing.
- Create the KamonStandalone module.
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TraceContext through the filters and all actions in the incoming request
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test in WSInstrumentationSpec
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in Akka EventStream
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