I used "top" and "free" to verify that the RAM not full. Also, the swap is unused. Brave? I'm a retired software engineer, and have been playing with Linux since 1991 
. I have the sd card mounted in one of my servers right now. Can't find programData.json or snames.json. I suspect that my installation is so old that those files were not being used yet. I guess I'll just bite the bullet and build a new system. And tromp my hilly acre re-figuring out which station is which 
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I found an interesting directory: /home/pi/src/ospy/ospy/data. In there is a file: options.db - which is surely where the settings are kept. It is alas not easily human-readable, although it is ASCII. Looking at the source, I find "options.py" which I could possibly modify to read the options file an display its contents. Probably quicker to just tromp the hill.
. I have the sd card mounted in one of my servers right now. Can't find programData.json or snames.json. I suspect that my installation is so old that those files were not being used yet. I guess I'll just bite the bullet and build a new system. And tromp my hilly acre re-figuring out which station is which .I found an interesting directory: /home/pi/src/ospy/ospy/data. In there is a file: options.db - which is surely where the settings are kept. It is alas not easily human-readable, although it is ASCII. Looking at the source, I find "options.py" which I could possibly modify to read the options file an display its contents. Probably quicker to just tromp the hill.