3月 032020
 
MariaDB [(none)]> SHOW GLOBAL STATUS LIKE 'wsrep_%';
+-------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------+
| Variable_name                 | Value                                                                                                                                          |
+-------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------+
| wsrep_local_state_uuid        | ddb380d8-5d53-11ea-a9d6-7262c0f8b25a                                                                                                           |
| wsrep_protocol_version        | 10                                                                                                                                             |
| wsrep_last_committed          | 694                                                                                                                                            |
| wsrep_replicated              | 0                                                                                                                                              |
| wsrep_replicated_bytes        | 0                                                                                                                                              |
| wsrep_repl_keys               | 0                                                                                                                                              |
| wsrep_repl_keys_bytes         | 0                                                                                                                                              |
| wsrep_repl_data_bytes         | 0                                                                                                                                              |
| wsrep_repl_other_bytes        | 0                                                                                                                                              |
| wsrep_received                | 308                                                                                                                                            |
| wsrep_received_bytes          | 48488                                                                                                                                          |
| wsrep_local_commits           | 0                                                                                                                                              |
| wsrep_local_cert_failures     | 0                                                                                                                                              |
| wsrep_local_replays           | 0                                                                                                                                              |
| wsrep_local_send_queue        | 0                                                                                                                                              |
| wsrep_local_send_queue_max    | 1                                                                                                                                              |
| wsrep_local_send_queue_min    | 0                                                                                                                                              |
| wsrep_local_send_queue_avg    | 0                                                                                                                                              |
| wsrep_local_recv_queue        | 0                                                                                                                                              |
| wsrep_local_recv_queue_max    | 2                                                                                                                                              |
| wsrep_local_recv_queue_min    | 0                                                                                                                                              |
| wsrep_local_recv_queue_avg    | 0.00324675                                                                                                                                     |
| wsrep_local_cached_downto     | 394                                                                                                                                            |
| wsrep_flow_control_paused_ns  | 0                                                                                                                                              |
| wsrep_flow_control_paused     | 0                                                                                                                                              |
| wsrep_flow_control_sent       | 0                                                                                                                                              |
| wsrep_flow_control_recv       | 0                                                                                                                                              |
| wsrep_cert_deps_distance      | 0                                                                                                                                              |
| wsrep_apply_oooe              | 0                                                                                                                                              |
| wsrep_apply_oool              | 0                                                                                                                                              |
| wsrep_apply_window            | 0                                                                                                                                              |
| wsrep_commit_oooe             | 0                                                                                                                                              |
| wsrep_commit_oool             | 0                                                                                                                                              |
| wsrep_commit_window           | 0                                                                                                                                              |
| wsrep_local_state             | 4                                                                                                                                              |
| wsrep_local_state_comment     | Synced                                                                                                                                         |
| wsrep_cert_index_size         | 0                                                                                                                                              |
| wsrep_causal_reads            | 0                                                                                                                                              |
| wsrep_cert_interval           | 0                                                                                                                                              |
| wsrep_open_transactions       | 0                                                                                                                                              |
| wsrep_open_connections        | 0                                                                                                                                              |
| wsrep_incoming_addresses      | AUTO,AUTO,AUTO                                                                                                                                 |
| wsrep_cluster_weight          | 3                                                                                                                                              |
| wsrep_desync_count            | 0                                                                                                                                              |
| wsrep_evs_delayed             |                                                                                                                                                |
| wsrep_evs_evict_list          |                                                                                                                                                |
| wsrep_evs_repl_latency        | 0/0/0/0/0                                                                                                                                      |
| wsrep_evs_state               | OPERATIONAL                                                                                                                                    |
| wsrep_gcomm_uuid              | 6391e90b-5d56-11ea-a595-eeca4bd54b8e                                                                                                           |
| wsrep_applier_thread_count    | 1                                                                                                                                              |
| wsrep_cluster_capabilities    |                                                                                                                                                |
| wsrep_cluster_conf_id         | 18446744073709551615                                                                                                                           |
| wsrep_cluster_size            | 3                                                                                                                                              |
| wsrep_cluster_state_uuid      | ddb380d8-5d53-11ea-a9d6-7262c0f8b25a                                                                                                           |
| wsrep_cluster_status          | Primary                                                                                                                                        |
| wsrep_connected               | ON                                                                                                                                             |
| wsrep_local_bf_aborts         | 0                                                                                                                                              |
| wsrep_local_index             | 1                                                                                                                                              |
| wsrep_provider_capabilities   | :MULTI_MASTER:CERTIFICATION:PARALLEL_APPLYING:TRX_REPLAY:ISOLATION:PAUSE:CAUSAL_READS:INCREMENTAL_WRITESET:UNORDERED:PREORDERED:STREAMING:NBO: |
| wsrep_provider_name           | Galera                                                                                                                                         |
| wsrep_provider_vendor         | Codership Oy <info@codership.com>                                                                                                              |
| wsrep_provider_version        | 26.4.3(r4535)                                                                                                                                  |
| wsrep_ready                   | ON                                                                                                                                             |
| wsrep_rollbacker_thread_count | 1                                                                                                                                              |
| wsrep_thread_count            | 2                                                                                                                                              |
+-------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------+
65 rows in set (0.001 sec)

MariaDB [(none)]>

变量信息

MariaDB [(none)]> SHOW VARIABLES like 'wsrep_%'\G;
*************************** 1. row ***************************
Variable_name: wsrep_osu_method
Value: TOI
*************************** 2. row ***************************
Variable_name: wsrep_sr_store
Value: table
*************************** 3. row ***************************
Variable_name: wsrep_auto_increment_control
Value: ON
*************************** 4. row ***************************
Variable_name: wsrep_causal_reads
Value: OFF
*************************** 5. row ***************************
Variable_name: wsrep_certification_rules
Value: strict
*************************** 6. row ***************************
Variable_name: wsrep_certify_nonpk
Value: ON
*************************** 7. row ***************************
Variable_name: wsrep_cluster_address
Value: gcomm://172.31.35.26,172.31.35.23,172.31.43.57
*************************** 8. row ***************************
Variable_name: wsrep_cluster_name
Value: test_cluster
*************************** 9. row ***************************
Variable_name: wsrep_convert_lock_to_trx
Value: OFF
*************************** 10. row ***************************
Variable_name: wsrep_data_home_dir
Value: /var/lib/mysql/
*************************** 11. row ***************************
Variable_name: wsrep_dbug_option
Value: 
*************************** 12. row ***************************
Variable_name: wsrep_debug
Value: NONE
*************************** 13. row ***************************
Variable_name: wsrep_desync
Value: OFF
*************************** 14. row ***************************
Variable_name: wsrep_dirty_reads
Value: OFF
*************************** 15. row ***************************
Variable_name: wsrep_drupal_282555_workaround
Value: OFF
*************************** 16. row ***************************
Variable_name: wsrep_forced_binlog_format
Value: NONE
*************************** 17. row ***************************
Variable_name: wsrep_gtid_domain_id
Value: 0
*************************** 18. row ***************************
Variable_name: wsrep_gtid_mode
Value: OFF
*************************** 19. row ***************************
Variable_name: wsrep_ignore_apply_errors
Value: 7
*************************** 20. row ***************************
Variable_name: wsrep_load_data_splitting
Value: OFF
*************************** 21. row ***************************
Variable_name: wsrep_log_conflicts
Value: OFF
*************************** 22. row ***************************
Variable_name: wsrep_max_ws_rows
Value: 0
*************************** 23. row ***************************
Variable_name: wsrep_max_ws_size
Value: 2147483647
*************************** 24. row ***************************
Variable_name: wsrep_mysql_replication_bundle
Value: 0
*************************** 25. row ***************************
Variable_name: wsrep_node_address
Value: 172.31.35.26
*************************** 26. row ***************************
Variable_name: wsrep_node_incoming_address
Value: AUTO
*************************** 27. row ***************************
Variable_name: wsrep_node_name
Value: server1
*************************** 28. row ***************************
Variable_name: wsrep_notify_cmd
Value: 
*************************** 29. row ***************************
Variable_name: wsrep_on
Value: ON
*************************** 30. row ***************************
Variable_name: wsrep_patch_version
Value: wsrep_26.22
*************************** 31. row ***************************
Variable_name: wsrep_provider
Value: /usr/lib64/galera-4/libgalera_smm.so
*************************** 32. row ***************************
Variable_name: wsrep_provider_options
Value: base_dir = /var/lib/mysql/; base_host = 172.31.35.26; base_port = 4567; cert.log_conflicts = no; cert.optimistic_pa = yes; debug = no; evs.auto_evict = 0; evs.causal_keepalive_period = PT1S; evs.debug_log_mask = 0x1; evs.delay_margin = PT1S; evs.delayed_keep_period = PT30S; evs.inactive_check_period = PT0.5S; evs.inactive_timeout = PT15S; evs.info_log_mask = 0; evs.install_timeout = PT7.5S; evs.join_retrans_period = PT1S; evs.keepalive_period = PT1S; evs.max_install_timeouts = 3; evs.send_window = 4; evs.stats_report_period = PT1M; evs.suspect_timeout = PT5S; evs.use_aggregate = true; evs.user_send_window = 2; evs.version = 1; evs.view_forget_timeout = P1D; gcache.dir = /var/lib/mysql/; gcache.keep_pages_size = 0; gcache.mem_size = 0; gcache.name = galera.cache; gcache.page_size = 128M; gcache.recover = yes; gcache.size = 128M; gcomm.thread_prio = ; gcs.fc_debug = 0; gcs.fc_factor = 1.0; gcs.fc_limit = 16; gcs.fc_master_slave = no; gcs.max_packet_size = 64500; gcs.max_throttle = 0.25; gcs.recv_q_hard_limit = 9223372036854775807; gcs.recv_q_soft_limit = 0.25; gcs.sync_donor = no; gmcast.listen_addr = tcp://0.0.0.0:4567; gmcast.mcast_addr = ; gmcast.mcast_ttl = 1; gmcast.peer_timeout = PT3S; gmcast.segment = 0; gmcast.time_wait = PT5S; gmcast.version = 0; ist.recv_addr = 172.31.35.26; pc.announce_timeout = PT3S; pc.checksum = false; pc.ignore_quorum = false; pc.ignore_sb = false; pc.linger = PT20S; pc.npvo = false; pc.recovery = true; pc.version = 0; pc.wait_prim = true; pc.wait_prim_timeout = PT30S; pc.weight = 1; protonet.backend = asio; protonet.version = 0; repl.causal_read_timeout = PT30S; repl.commit_order = 3; repl.key_format = FLAT8; repl.max_ws_size = 2147483647; repl.proto_max = 10; socket.checksum = 2; socket.recv_buf_size = 212992; 
*************************** 33. row ***************************
Variable_name: wsrep_recover
Value: OFF
*************************** 34. row ***************************
Variable_name: wsrep_reject_queries
Value: NONE
*************************** 35. row ***************************
Variable_name: wsrep_replicate_myisam
Value: OFF
*************************** 36. row ***************************
Variable_name: wsrep_restart_slave
Value: OFF
*************************** 37. row ***************************
Variable_name: wsrep_retry_autocommit
Value: 1
*************************** 38. row ***************************
Variable_name: wsrep_slave_fk_checks
Value: ON
*************************** 39. row ***************************
Variable_name: wsrep_slave_uk_checks
Value: OFF
*************************** 40. row ***************************
Variable_name: wsrep_slave_threads
Value: 1
*************************** 41. row ***************************
Variable_name: wsrep_sst_auth
Value: 
*************************** 42. row ***************************
Variable_name: wsrep_sst_donor
Value: 
*************************** 43. row ***************************
Variable_name: wsrep_sst_donor_rejects_queries
Value: OFF
*************************** 44. row ***************************
Variable_name: wsrep_sst_method
Value: rsync
*************************** 45. row ***************************
Variable_name: wsrep_sst_receive_address
Value: AUTO
*************************** 46. row ***************************
Variable_name: wsrep_start_position
Value: ddb380d8-5d53-11ea-a9d6-7262c0f8b25a:393
*************************** 47. row ***************************
Variable_name: wsrep_sync_wait
Value: 0
*************************** 48. row ***************************
Variable_name: wsrep_trx_fragment_size
Value: 0
*************************** 49. row ***************************
Variable_name: wsrep_trx_fragment_unit
Value: bytes
49 rows in set (0.001 sec)

ERROR: No query specified

MariaDB [(none)]>

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