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Re: Innodb_buffer_pool_read_requests is zero
I filed https://jira.mariadb.org/browse/MDEV-31308 for the
accidentally disabled-by-default trx_rseg_history_len.
The counter innodb_buffer_pool_read_requests was refactored in
MDEV-26827 (MariaDB Server 10.6.13). The monitor counter and the
status variable are supposed to get the data straight from the global
variable buf_pool.stat.n_page_gets. For the monitor counter, a
function is called to copy the value. The status variable is directly
pointing to the variable. However, this is a sharded variable, so the
status variable would only reflect the first shard. Based on
https://jira.mariadb.org/browse/MDEV-21212 we must retain this
variable as sharded and the reporting of the status variable must be
corrected. I filed https://jira.mariadb.org/browse/MDEV-31309 for
Thank you for your input!