logging.json

{
    "console": {
        "type": "console",
        "options": {
            "out": "stdout"
        },
        "format": "plain",
        "format_options": {
            "min_level_len": 5,
            "min_msg_len": 40,
            "enable_color": true
        },
        "levels": [
            {"id": 5, "name": "debug"},
            {"id": 4, "name": "info", "color": 36},
            {"id": 3, "name": "warn"},
            {"id": 2, "name": "error", "color": 31},
            {"id": 1, "name": "fatal", "stacktrace": true},
            {"id": 0, "name": "panic", "stacktrace": true},
            {"id": 500, "name": "telemetry", "color":34}
        ],
        "maxqueuesize": 1000
    },
    "file": {
        "type": "file",
        "options": {
            "filename": "focalboard-server.log",
            "max_size": 1000000,
            "max_age": 1,
            "max_backups": 10,
            "compress": true
        },
        "format": "json",
        "levels": [
            {"id": 5, "name": "debug"},
            {"id": 4, "name": "info"},
            {"id": 3, "name": "warn"},
            {"id": 2, "name": "error"},
            {"id": 1, "name": "fatal", "stacktrace": true},
            {"id": 0, "name": "panic", "stacktrace": true},
            {"id": 500, "name": "telemetry"}
        ],
        "maxqueuesize": 1000
    }
}