goemon | electricity tracking deamon for CurrentCost monitors | Monitoring library
kandi X-RAY | goemon Summary
kandi X-RAY | goemon Summary
Goemon is an electricity-monitoring deamon, written in golang. It currently supports just CurrentCost electricity monitors, reading the data from the serial port. It uses RRDTool to keep a usage database, and it features a build-in webserver to serve the data.
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QUESTION
I'm starting with Python Spark (v 1.6.0) on the Cloudera quickstart docker container. I put a static .txt file (500 mb) in the hdfs under /user/root/access_log.txt with succes.
In pyspark I try to load the file with te following line of python code:
...ANSWER
Answered 2017-Oct-17 at 19:31In general max
shouldn't return the (...) last element. It might in some cases, if format used by log file, enforces lexicographic order and you're lucky with the content, otherwise it just won't gonna happen. Since your data is prefixed with IP address and uses unfriendly (not for example ISO 8601) timestamp format, getting the last element is not something you can expect.
One way to find the last element is to include indices:
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