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Re: MySQL 5.7: Sharp checkpointing due to binlogs?
Posted by: Peter Brawley
Date: December 02, 2021 11:40AM

> innodb_log_file_size * innodb_log_files_in_group /
> innodb_buffer_pool_size

> 12884901888 * 3 / 51539607552 = 0.7500

Better near 0.5.

> Uptime_since_flush_status * innodb_log_file_size /
> Innodb_os_log_written

> 12631711 * 12884901888 / 1982492756992 = 82097.8318

That's a rotation interval of 22.8 hrs, if that's representative consider trying a logfile size that gives a result ~ 30 mins.

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Re: MySQL 5.7: Sharp checkpointing due to binlogs?
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