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MySQL network traffic data seems wrong/impossible

Hi all, I've recently installed PMM on my database, which is on a gigabit network.
See attached a screenshot. Theorical max speed is 125MB/s, so clearly something is wrong. Any idea ?


  • Michael CoburnMichael Coburn Principal Architect, Percona Percona Staff Role
    Hi ghost974

    Apologies for the delay replying to your message. Yes that does appear incorrect to show peaks of 3GB/s when your link cannot go that quickly. I just checked the formula though and it appears to be working on Bytes
    rate(mysql_global_status_bytes_received{instance="$host"}[$interval]) or irate(mysql_global_status_bytes_received{instance="$host"}[5m])
    On PMM Demo the values look within expected ranges:

    We'd welcome a bug report if you can reproduce this.
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