I retry investigate problem, ant now i confirm this bug.
If mysql has startup parameter "--log-slow-slave-statements", then runtime variable log_slow_slave_statements changes has effect (enable and disable slow log)
If mysql hasn't startup parameter "--log-slow-slave-statements", then runtime variable log_slow_slave_statements changes hasn't effect (slow log desn't contain and queries).
My test scripts and server options to be following,
I retry investigate problem, ant now i confirm this bug. slow-slave- statements" , then runtime variable log_slow_ slave_statement s changes has effect (enable and disable slow log) slow-slave- statements" , then runtime variable log_slow_ slave_statement s changes hasn't effect (slow log desn't contain and queries).
If mysql has startup parameter "--log-
If mysql hasn't startup parameter "--log-
My test scripts and server options to be following,