publish subscribe - get metrics for google cloud pubsub -

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i using google cloud pubsub , want know how number of outstanding, delivered , undelivered messages in pubsub. there available api provided google pubsub this?

you'll want @ stackdriver monitoring. in particular, there metrics google cloud pub/sub, including subscription/num_undelivered_messages , subscription/num_outstanding_messages. can access graphs of these properties in stackdriver.


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