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https://issues.apache.org/jira/browse/HDDS-1153?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Anu Engineer updated HDDS-1153:
-------------------------------
Issue Type: Bug (was: Sub-task)
Parent: (was: HDDS-1150)
> Make tracing instrumentation configurable
> -----------------------------------------
>
> Key: HDDS-1153
> URL: https://issues.apache.org/jira/browse/HDDS-1153
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Reporter: Elek, Marton
> Assignee: Kitti Nanasi
> Priority: Major
> Labels: newbie
>
> TracingUtil.createProxy is a helper method to create a proxy instance with
> tracing support.
> The proxy instance implements the same interface as the original class and
> delegates all the method calls to the original instance but it also sends
> tracing information to the tracing server.
> By default it's not a big overhead as the tracing libraries can be configured
> to send tracing only with some low probability.
> But to make it more safe we can make it optional. With a global
> 'hdds.tracing.enabled' configuration variable (can be true by default) we can
> adjust the behavior of TracingUtil.createProxy.
> If the tracing is disabled the TracingUtil.createProxy should return with the
> 'delegate' parameter instead of a proxy.
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