catd

zcat ~/tdata/master.json.gz | wc -l
245803174

du -sh /tmp/catd
18G     /tmp/catd

zcat master.json.gz | catd populate ...
...
2024/12/20 05:09:20 INFO Populate graceful dismount

real    578m42.584s
user    4261m58.449s
sys     52m5.132s

> time zcat ~/tdata/master.json.gz |\
    tdata-commander sort-yyyy-mm ~/tdata/local/yyyy-mm.new

2026/03/15 20:33:50 /home/ia/tdata/local/yyyy-mm.new/2026-03
2026/03/15 20:33:50 /home/ia/tdata/local/yyyy-mm.new/2026-02
2026/03/15 20:33:50 /home/ia/tdata/local/yyyy-mm.new/2026-03

real    82m32.534s
user    89m16.299s
sys     4m38.673s

Cat commanders

RPC API

HTTP API

• POST /populate - Push your tracks here.

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Metrics - Grafana. Configured and run by docker-compose. http://localhost:3314 /home/ia/dev/jkehres/docker-compose-influxdb-grafana

Sort tracks into yyyy-mm.json.gz files. This is nice for development runs on chronological subsets. /home/ia/dev/rotblauer/tdata-commander

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