Memory leak while running about go-kardia HOT 3 CLOSED

curl -X POST http://13.212.9.216:8545 -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","method":"node_metrics","params":[],"id":3}'

{
    "jsonrpc": "2.0",
    "id": 3,
    "result": {
        "system/cpu/goroutines": {
            "value": 1854
        },
        "system/cpu/procload": {
            "value": 10
        },
        "system/cpu/sysload": {
            "value": 7
        },
        "system/cpu/syswait": {
            "value": 0
        },
        "system/cpu/threads": {
            "value": 7
        },
        "system/disk/readbytes": {
            "count": 0
        },
        "system/disk/readcount": {
            "15m.rate": 0,
            "1m.rate": 0,
            "5m.rate": 0,
            "count": 0,
            "mean.rate": 0
        },
        "system/disk/readdata": {
            "15m.rate": 0,
            "1m.rate": 0,
            "5m.rate": 0,
            "count": 0,
            "mean.rate": 0
        },
        "system/disk/writebytes": {
            "count": 0
        },
        "system/disk/writecount": {
            "15m.rate": 0,
            "1m.rate": 0,
            "5m.rate": 0,
            "count": 0,
            "mean.rate": 0
        },
        "system/disk/writedata": {
            "15m.rate": 0,
            "1m.rate": 0,
            "5m.rate": 0,
            "count": 0,
            "mean.rate": 0
        },
        "system/memory/allocs": {
            "15m.rate": 18433.218333802593,
            "1m.rate": 20859.565880058628,
            "5m.rate": 20083.51531076742,
            "count": 13736932,
            "mean.rate": 19311.580438461286
        },
        "system/memory/frees": {
            "15m.rate": 17169.907722092532,
            "1m.rate": 22110.06709174081,
            "5m.rate": 19992.57501566034,
            "count": 13620463,
            "mean.rate": 19147.846741229634
        },
        "system/memory/held": {
            "value": 41025536
        },
        "system/memory/pauses": {
            "15m.rate": 14810.642853638557,
            "1m.rate": 3619.334190942926,
            "5m.rate": 6080.553373012645,
            "count": 2862928,
            "mean.rate": 4024.746094522273
        },
        "system/memory/used": {
            "value": 28359952
        }
    }
}