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Diffstat (limited to 'docker/flask_app/README')
| -rw-r--r-- | docker/flask_app/README | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/docker/flask_app/README b/docker/flask_app/README new file mode 100644 index 00000000..03f8f3ff --- /dev/null +++ b/docker/flask_app/README @@ -0,0 +1,45 @@ +To build this run: + sudo docker build -t my-flask-app . + +To run the app and see collectd metrics: + + sudo docker run -d --net=host my-flask-app + OR + sudo docker run -d -p 5000:5000 my-flask-app + +and configure collectd to use the write_http plugin: + + LoadPlugin write_http + + <Plugin "write_http"> + <Node "example"> + URL "http://127.0.0.1:5000" + Format Command + # Format JSON + </Node> + </Plugin> + +Format Command is used to make the output more readable for humans. +You can also use JSON. + +Later the server will do something more useful. +To view the metrics that are being sent by collectd, run:: + + sudo docker inspect <container_id> + #OR + sudo docker logs <container_id> + +Metrics from collectd-5.x will use PUTVAL +Metrics from collectd-6.x will use PUTMETRIC + +Sample output:: + + 127.0.0.1 - - [21/Apr/2021 19:31:49] "POST / HTTP/1.1" 200 - + PUTVAL fbae30cc-2f20-11b2-a85c-819293100691/turbostat-cpu00/gauge-TSC interval=10.000 1619029909.268:2112.02271161789 + PUTVAL fbae30cc-2f20-11b2-a85c-819293100691/turbostat-cpu00/frequency-busy interval=10.000 1619029909.268:1613.51555288381 + PUTVAL fbae30cc-2f20-11b2-a85c-819293100691/turbostat-cpu00/percent-c1 interval=10.000 1619029909.268:86.2353665532377 + PUTVAL fbae30cc-2f20-11b2-a85c-819293100691/turbostat-cpu00/frequency-average interval=10.000 1619029909.268:222.094501460956 + PUTVAL fbae30cc-2f20-11b2-a85c-819293100691/turbostat-pkg00/temperature interval=10.000 1619029909.268:53 + PUTVAL fbae30cc-2f20-11b2-a85c-819293100691/turbostat-pkg00/temperature-tcc_activation interval=10.000 1619029909.268:100 + PUTVAL fbae30cc-2f20-11b2-a85c-819293100691/turbostat-cpu04/frequency-average interval=10.000 1619029909.268:206.978572579757 + |