• Support for aggregated metrics

    Talking to Liveoak and Switchyard teams, their usecase (which are actually very similar) would benefit from the ability to aggregate metrics.   I didn't wrap my head fully around this, but wanted to share early ...
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    last modified by theute
  • Metric types

    I saw that support for counters has recently been added. Can somebody explain the use of counters?
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    last modified by heiko.braun
  • API, support for tags

    OpenTSDB has a notion of tags which is pretty useful IMO.   Today a metric is composed of: id timestamp value   And we may want to add tags   Tags are pretty useful to categorize and search. For ...
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    last modified by theute
  • Api functionality

    We need to find out more use cases to be able to better model the data model. The tags discussion is one aspect. Another one is if we want to have a way to find out what we store, have hyperlinking in the rest-api or ...
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    last modified by pilhuhn
  • External data model

    Hey, so we now have some backend implementations for RHQ-metrics at rhq-project/rhq-metrics · GitHub and in both cases, json data can be consumed and retrieved via REST-api.   It looks like for posting new...
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    last modified by pilhuhn
  • Multi node computing?

    To what degree to we plan the system to scale across multiple nodes? I think that large scale installations (for WF we currently baseline on 100 vm across 10 hosts) support for parallel computing would certainly be be...
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    last modified by heiko.braun
  • Runtime container choice. vert.x vs WF core vs Karaf vs ???

    I see that we already have 2 implementation of RHQ Metrics server, one based on vert.x and one based on WF-core (JAX-RS), that' s probably one too many and this raise the question of which container to pick... I don'...
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  • WildFly stack

    I have some questions about what the WildFly stack is/will look like. I downloaded wildfly-core-8.0.0.Final. The rest-servlet war did not deploy. It did deploy on a full installation of wildfly-8.0.0.Final. What needs...
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    last modified by john.sanda
  • Dev environment

    Executing unit/integration tests requires a running instance of Cassandra 2.x. I wrote up a brief set of build instructions[1] that suggest using ccm[2] to install and run a cluster for development/testing. ccm is a g...
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  • Starting with RHQ-Metrics

    I am trying to install and play with RHQ Metrics but facing some installation issue.   I have Cassandra 2 running locally (On Fedora) with default options (default port 9042)   I ran RHQ Metrics Server wit...
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  • Pre-computed aggregates vs. ad-hoc queries

    Where do RHQ metrics fit into the picture?
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  • Data Model

    Can sombody provide a reference to the current data model used by RHQ?  I.e. the cassandra schema, supported metric types, etc?
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  • Aggregation schema changes

    Some questions regarding the proposed chnages in Aggregation Schema Changes - RHQ - Project Documentation Editor   During aggregation, a single query is executed against metrics_index to obtain all of the sched...
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    last modified by heiko.braun
  • Requirements

    We will need to settle on the requirements. Immediate needs Future needs (That we may want into consideration now or keep for later to achieve the immediate needs Things that are out of scope (for clarity)   ...
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    created by theute
  • General idea posted

    I have just posted a document about the general idea. This is a draft to start the discussion and requirements gathering.   General idea
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    created by pilhuhn