TradingBot/kraken-bot.service at main · Felix-Helleckes/TradingBot · GitHub

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[Unit]
Description=Kraken Trading Bot
After=network-online.target
Wants=network-online.target
# Stop restarting after 5 failures within 5 minutes (prevents CPU-thrashing on persistent bugs)
StartLimitIntervalSec=300
StartLimitBurst=5

[Service]
Type=simple
User=felix
WorkingDirectory=/home/felix/tradingbot

ExecStart=/home/felix/tradingbot/venv/bin/python /home/felix/tradingbot/main.py
Restart=always
# Longer restart delay avoids CPU-thrashing when Kraken API is down
RestartSec=30

# Raspberry Pi resource protection:
# Bot process is protected from OOM-killer (low score = protected)
OOMScoreAdj=-100
# Hard memory limit; prevents slow memory leaks from consuming all Pi RAM
MemoryMax=400M
# Forward stdout/stderr to journald for easy access via: journalctl -u kraken-bot -f
StandardOutput=journal
StandardError=journal
# Weekly restart to clear any accumulated memory fragmentation
RuntimeMaxSec=604800
# Watchdog: systemd kills + restarts the bot if it stops sending pings within 120s
WatchdogSec=120

[Install]
WantedBy=multi-user.target