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-- Install semi-sync plugins INSTALL PLUGIN rpl_semi_sync_source SONAME "semisync_source.so"; INSTALL PLUGIN rpl_semi_sync_replica SONAME "semisync_replica.so"; -- Enable on primary: SET GLOBAL rpl_semi_sync_source_enabled = 1; SET GLOBAL rpl_semi_sync_source_timeout = 1000; -- 1s timeout, fallback to async -- Enable on replica: SET GLOBAL rpl_semi_sync_replica_enabled = 1; -- Monitor: SHOW STATUS LIKE "Rpl_semi_sync%";
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