Performance_schema_mutex_instances_lost status variable, 5120 Performance_schema_nested_statement_lost status variable, 5120 Performance_schema_prepared_statements_lost status variable, 5120 Performance_schema_program_lost status variable, 5121 Performance_schema_rwlock_classes_lost status variable, 5121 Performance_schema_rwlock_instances_lost status variable, 5121 Performance_schema_session_connect_attrs_longest_seen status variable, 5121 Performance_schema_session_connect_attrs_lost status variable, 5121 performance_schema_session_connect_attrs_size system variable, 5117 performance_schema_setup_actors_size system variable, 5117 performance_schema_setup_objects_size system variable, 5118 performance_schema_show_processlist system variable, 5118 Performance_schema_socket_classes_lost status variable, 5121 Performance_schema_socket_instances_lost status variable, 5121 Performance_schema_stage_classes_lost status variable, 5121 Performance_schema_statement_classes_lost status variable, 5122 Performance_schema_table_handles_lost status variable, 5122 Performance_schema_table_instances_lost status variable, 5122 Performance_schema_table_lock_stat_lost status variable, 5122 Performance_schema_thread_classes_lost status variable, 5122 Performance_schema_thread_instances_lost status variable, 5122 Performance_schema_users_lost status variable, 5122 performance_schema_users_size system variable, 5118 performance_timers removed features, 47 performance_timers table performance_schema, 5084 PERIOD_ADD(), 2161 PERIOD_DIFF(), 2161 Perl, 6175 installing, 298 installing on Windows, 300 Perl API, 5219, 6175 Perl DBI/DBD installation problems, 300 permission checks effect on speed, 1714 perror, 341, 630 help option, 631 ndb option, 631 removed features, 50 silent option, 631 verbose option, 631 version option, 631 PERSIST SET statement, 938, 2906 persisted_globals_load system variable, 857, 938 persistent statistics, 6175 PERSIST_ONLY SET statement, 938, 2906 persist_only_admin_x509_subject system variable, 857 PERSIST_RO_VARIABLES_ADMIN privilege, 1198 pessimistic, 6175 pgman_time_track_stats 5508