cpu_monitor | ROS node that publishes all nodes ' CPU and memory usage
kandi X-RAY | cpu_monitor Summary
kandi X-RAY | cpu_monitor Summary
monitor.py is a ROS node that will ask the ROS master for a list of nodes and publish their CPU and memory usage as ROS topics. It will also publish the total system CPU and memory usage. Only nodes running on the same machine will have their CPU and memory usage published.
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QUESTION
This codes gets the system performance reading using flask and plots it on a Django webpage using Chart which refreshes every second. I am trying to store the data into postgresql however it is not working. No data is being inserted into the table that was created in the database.
views.py
...ANSWER
Answered 2020-Sep-04 at 00:55Get clarity about the data type of each function. A view function returns data of type HttpResponse. You should change your data functions so that each returns data of the required type, not return a HttpResponse. For example the mm function should return memory data, which in your Model is a CharField (it is text with a limit of 200 chars). Make sure it returns text and not a Python list, not json, and not a HttpResponse.
Then call one view function, which will collect (from all the data functions) and save it before returning its HttpResponse. For example:
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Install cpu_monitor
You can use cpu_monitor like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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