fix(interactive): Introduce MetricsTool
to profile memory usage, pending tasks and qps
#4332
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
What do these changes do?
the
MetricsTool
will print the following metrics periodically (setting ofmetrics.tool.interval.ms
, default is 5 mins):memory.usage
: memory usage of jvm and direct memoryrpc.channels.executor.queue
: pending tasks in each grpc (netty) channelgremlin.executor.queue
: pending tasks in gremlin executorgremlin.qps
: gremlin qpsThese metrics will be logged in a separate file, configured by
PerfMetricLog
in logback.xmlRelated issue number
Fixes