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shaoguang
shaoguang

shaoguang

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From Take OpenTracing for a HotROD ride by Yuri Shkuro

…D because they can be retrieved from baggage via the context. The updateCalcStats function uses the expvar package from Go’s standard library to accumulate and present the results.

From Take OpenTracing for a HotROD ride by Yuri Shkuro

In our example, knowing the identities of the requests stuck in the queue ahead of our long tail request allows us to find traces for those requests and analyze them as well. In real production systems this could lead to the unexpected discovery of a long running request spoiling a lot of other requests that are normally very fast. Later we will see another example of using baggage.

From Take OpenTracing for a HotROD ride by Yuri Shkuro

xample … using the OpenTracing API. One example of such meta-data is trace and span IDs. Another example is baggage, which is a general key-value store embedded in every inter-process request. HotROD’s Javascript UI…

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Merging OpenTracing and OpenCensus

Ben Sigelman

MySql Deadlock — INSERT… ON DUPLICATE KEY UPDATE

Bruno

Prometheus relabeling tricks

Roman Vynar