MW-44 Disable general log for applier threads

Author: temeo

sql/wsrep_thd.cc

@@ -139,6 +139,9 @@ static void wsrep_prepare_bf_thd(THD *thd, struct wsrep_thd_shadow* shadow)
   shadow->wsrep_exec_mode = thd->wsrep_exec_mode;
   shadow->vio           = thd->net.vio;
 
+  // Disable general logging on applier threads
+  thd->variables.option_bits |= OPTION_LOG_OFF;
+  // Enable binlogging if opt_log_slave_updates is set
   if (opt_log_slave_updates)
     thd->variables.option_bits|= OPTION_BIN_LOG;
   else