On Thu, 05 Nov 2009 12:28:58 +1100, Ken McDonell wrote:
kenj> The most common examples are ...
kenj> * the requirement to compute something that is "delta(value) /
kenj> delta(other_value)", e.g. average time per message where both
kenj> "time" and "number of messages" are counters
kenj> * aggregation of existing metrics, e.g. "messages" being the sum
kenj> of synchronous and asynchrous message sent and received, or
kenj> total packet rate across all gigE interfaces
Do you have any plans to support "avergage of last 10 samples" thing
or rates? Or is it just the metrics from a single pmfetch?
kenj> As an aside does any know of a living user of these asynchronous
kenj> interface extensions to the original PMAPI?
Yes, I do - when collecting metrics from multiple hosts I cannot
afford for TCP to pick its nose when one of the hosts go down.
max
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