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MariaDB [(none)]> show global status where Value > pow(2,63) and variable_name like '%Binlog%';;
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+----------------------+----------------------+
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| Variable_name | Value |
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+----------------------+----------------------+
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| Binlog_bytes_written | 18446743820171207911 |
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+----------------------+----------------------+
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The master this was seen on is pretty busy, but by far not busy enough to produce 18 Exabytes of binlog. During the systems Uptime about 5TB per second would have been written on average if the shown value were correct.
How to reproduce this is not clear, so far this was a one time incident.
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