Mailcow-CheckMK/local/share/check_mk/web/plugins/perfometer/mailcow_perfometers.py

#!/usr/bin/env python3
from cmk.gui.plugins.metrics import perfometer_info

perfometer_info.append(
    {
        "type": "stacked",
        "perfometers": [
            {
                "type": "linear",
                "segments": [
                    "mc_num_domains",
                    "mc_num_mailboxes",
                    "mc_num_global_messages",
                ],
            },
        ],
    }
)

perfometer_info.append(
    {
        "type": "stacked",
        "perfometers": [
            {
                "type": "linear",
                "segments": ["mailcow_domains_used_quota"],
                "total": 100.0,
            },
        ],
    }
)

perfometer_info.append(
    {
        "type": "stacked",
        "perfometers": [
            {
                "type": "linear",
                "segments": ["mailcow_mailboxes_used_quota"],
                "total": 100.0,
            },
        ],
    }
)