Changes between Version 9 and Version 10 of StatsRequirements
- Timestamp:
- Apr 14, 2015, 1:12:32 PM (3 years ago)
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StatsRequirements
v9 v10 35 35 14. Adding statistics in existing code MUST be easy to do (preferably a single call without any complex getters, accessors and intermediate objects) 36 36 15. MUST be usable in hooks libraries. 37 16. MUST be able to report combinations of existing metrics (e.g. pool_utilization = assigned / total). The supported operations are + (addition), - (subtraction), * (multiplication), /(division).37 16. ~~MUST be able to report combinations of existing metrics (e.g. pool_utilization = assigned / total). The supported operations are + (addition), - (subtraction), * (multiplication), /(division).~~ (after discussion this capability was removed, it can be achieved by an external script, so it unnecessarily degrade performance). 38 38 17. MUST be possible to report or pool for a given statistic or statistics periodically, even when there's no incoming traffic. Either pooling (i.e. external trigger requests a statistic) or reporting (i.e. the server does timing on its own and reports periodically) is need, not both. 39 39