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此次是在CENTOS7.2上搭建的，与之前的6.5上稍有不同。
1、设置SELinux
在/etc/sysconfig/selinux文件，修改SELINUX=disabled。
2、设置防火墙，或者关闭防火墙，安装完成后再开启。
wsrep(Write-Set Replication)
#mkdir -p /app/mysql/3306
#mkdir -p /app/mysql/binlog
1、安装RPM包
# rpm -e mariadb-libs-1:5.5.52-1.el7.x86_64 --nodeps
# rpm -e mariadb-libs-5.5.44-2.el7.centos.x86_64 --nodeps
# rpm -ivh mysql-wsrep-common-5.7-5.7.21-25.14.el7.x86_64.rpm
warning: mysql-wsrep-common-5.7-5.7.21-25.14.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID bc19ddba: NOKEY
Preparing... ################################# [100%]
Updating / installing...
1:mysql-wsrep-common-5.7-5.7.21-25.################################# [100%]
[root@mysql01 soft]# rpm -ivh mysql-wsrep-libs-5.7-5.7.21-25.14.el7.x86_64.rpm
warning: mysql-wsrep-libs-5.7-5.7.21-25.14.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID bc19ddba: NOKEY
Preparing... ################################# [100%]
Updating / installing...
1:mysql-wsrep-libs-5.7-5.7.21-25.14################################# [100%]
[root@mysql01 soft]# rpm -ivh galera-3-25.3.23-2.el7.x86_64.rpm
warning: galera-3-25.3.23-2.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID bc19ddba: NOKEY
error: Failed dependencies:
libboost_program_options.so.1.53.0()(64bit) is needed by galera-3-25.3.23-2.el7.x86_64
# yum install boost-devel.x86_64
# rpm -ivh galera-3-25.3.23-2.el7.x86_64.rpm
warning: galera-3-25.3.23-2.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID bc19ddba: NOKEY
Preparing... ################################# [100%]
Updating / installing...
1:galera-3-25.3.23-2.el7 ################################# [100%]
[root@mysql01 soft]# rpm -ivh mysql-wsrep-client-5.7-5.7.21-25.14.el7.x86_64.rpm
warning: mysql-wsrep-client-5.7-5.7.21-25.14.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID bc19ddba: NOKEY
Preparing... ################################# [100%]
Updating / installing...
1:mysql-wsrep-client-5.7-5.7.21-25.################################# [100%]
# rpm -ivh mysql-wsrep-server-5.7-5.7.21-25.14.el7.x86_64.rpm
warning: mysql-wsrep-server-5.7-5.7.21-25.14.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID bc19ddba: NOKEY
error: Failed dependencies:
lsof is needed by mysql-wsrep-server-5.7-5.7.21-25.14.el7.x86_64
socat is needed by mysql-wsrep-server-5.7-5.7.21-25.14.el7.x86_64
# yum install lsof -y
# yum install socat -y
# rpm -ivh mysql-wsrep-server-5.7-5.7.21-25.14.el7.x86_64.rpm
warning: mysql-wsrep-server-5.7-5.7.21-25.14.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID bc19ddba: NOKEY
Preparing... ################################# [100%]
Updating / installing...
1:mysql-wsrep-server-5.7-5.7.21-25.################################# [100%]
# rpm -ivh mysql-wsrep-libs-compat-5.7-5.7.21-25.14.el7.x86_64.rpm
warning: mysql-wsrep-libs-compat-5.7-5.7.21-25.14.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID bc19ddba: NOKEY
Preparing... ################################# [100%]
Updating / installing...
1:mysql-wsrep-libs-compat-5.7-5.7.2################################# [100%]
# yum install rsync -y
# rpm -ivh jemalloc-3.6.0-8.el7.centos.x86_64.rpm
Preparing... ################################# [100%]
Updating / installing...
1:jemalloc-3.6.0-8.el7.centos ################################# [100%]
# ls -l /usr/lib64/libjemalloc.so.1
-rwxr-xr-x 1 root root 232808 Sep 14 2014 /usr/lib64/libjemalloc.so.1
2、创建并配置参数文件
---创建并配置my.cnf文件
# cat /etc/my.cnf
# Remove leading # and set to the amount of RAM for the most important data
# cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.
# innodb_buffer_pool_size = 128M
[mysqld]
# Remove leading # to turn on a very important data integrity option: logging
# changes to the binary log between backups.
# log_bin
# These are commonly set, remove the # and set as required.
# basedir = .....
# datadir = .....
# port = .....
# server_id = .....
# socket = .....
explicit_defaults_for_timestamp=true
log_timestamps=SYSTEM
character_set_server = utf8
server-id=31
basedir=/usr
user=mysql
skip-name-resolve
lower_case_table_names=1
max_connections=1000
max_connect_errors=1000
datadir=/app/mysql/3306
default-storage-engine = InnoDB
socket=/app/mysql/3306/mysql.sock
innodb_autoinc_lock_mode=2
innodb_flush_log_at_trx_commit=0
innodb_buffer_pool_size=6G
thread_cache_size=64
max_allowed_packet=128M
#pid_file=/app/mysql/mysqld.pid
port=3306
log-error=/app/mysql/mysql.err
#add for bin-log
log-bin=ON
log-bin=/app/mysql/binlog/mysql-bin
log-bin-index=/app/mysql/binlog/mysql-bin.index
expire-logs-days=32
max-binlog-size=512M
####binlog_format=mixed
binlog-format=ROW
log-slave-updates=on
##add for cluster
wsrep_cluster_name='uni_cluster'
wsrep-provider=/usr/lib64/galera-3/libgalera_smm.so
wsrep_node_name = uni01
#wsrep_cluster_address=gcomm://
wsrep_cluster_address=gcomm://10.70.67.31,10.70.161.115,10.70.161.91
wsrep_node_address='10.70.67.31'
####wsrep_node_incoming_address='10.70.161.197:4567'
wsrep_provider_options ="gmcast.listen_addr=tcp://10.70.67.31:4567"
wsrep_sst_donor='uni01,uni02,uni03'
wsrep_sst_method=rsync
####wsrep_slave_threads=16
wsrep_sst_auth=tyuni:TyunI#2018
slow_query_log=on
sql_mode='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION'
# Remove leading # to set options mainly useful for reporting servers.
# The server defaults are faster for transactions and fast SELECTs.
# Adjust sizes as needed, experiment to find the optimal values.
# join_buffer_size = 128M
# sort_buffer_size = 2M
# read_rnd_buffer_size = 2M
#sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
[client]
socket=/app/mysql/3306/mysql.sock
#####default-character-set=utf8
[mysql]
#default-character-set=utf8
socket=/app/mysql/3306/mysql.sock
[mysqldump]
max_allowed_packet = 512M
[mysqld_safe]
malloc-lib=/usr/lib64/libjemalloc.so.1
# id mysql
uid=27(mysql) gid=27(mysql) groups=27(mysql)
# chmod -R 775 /app/mysql
# chown -R mysql.mysql /app/mysql
mysqld --initialize --user=mysql
4eVsE:i0okKy
# mysql_ssl_rsa_setup
cd /usr/lib/systemd/system
vi mysqld.service
# cat mysqld.service
# Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# systemd service file for MySQL forking server
# Modified for wsrep (Galera): Recovery
#
[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
Type=forking
#PIDFile=/var/run/mysqld/mysqld.pid
PIDFile=/app/mysql/mysqld.pid
# Disable service start and stop timeout logic of systemd for mysqld service.
TimeoutSec=0
# Execute pre and post scripts as root
PermissionsStartOnly=true
# Needed to create system tables and to check for cluster crash recovery
#ExecStartPre=/usr/bin/mysqld_pre_systemd --pre
# Start main service
#ExecStart=/usr/sbin/mysqld --daemonize --pid-file=/app/mysql/mysqld.pid $MYSQLD_OPTS $MYSQLD_RECOVER_START
ExecStart=/usr/sbin/mysqld --daemonize --pid-file=/app/mysql/mysqld.pid $MYSQLD_OPTS
# Needed to reset cluster crash recovery
#ExecStartPost=/usr/bin/mysqld_pre_systemd --post
# Use this to switch malloc implementation
EnvironmentFile=-/etc/sysconfig/mysql
# Sets open_files_limit
LimitNOFILE = 65535
Restart=on-failure
# Dirty hack to prevent fast restart in case of configuration problem.
# Longer-term fix will be to ensure exit status 1 for "RestartPreventExitStatus=1" below.
RestartSec=1
RestartPreventExitStatus=1
PrivateTmp=false
systemctl daemon-reload
systemctl enable mysqld.service
systemctl is-enabled mysqld
systemctl start mysqld.service
mysql -uroot -p
set password=password("My#Sql2018");
grant usage on *.* to tyuni@'10.70.161.%' identified by 'TyunI#2018';
grant all privileges on *.* to tyuni@'10.70.161.%';
flush privileges;
systemctl stop mysqld.service
systemctl start mysqld.service
tyuni:TyunI#2018
mysqld start --wsrep-cluster-address="gcomm://"
mysql> show global status like 'wsrep%';
+------------------------------+----------------------------------------------+
| Variable_name | Value |
+------------------------------+----------------------------------------------+
| wsrep_local_state_uuid | 41c1fd6a-485a-11e8-bbca-17d012bd2e14 |
| wsrep_protocol_version | 8 |
| wsrep_last_committed | 0 |
| 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 | 2 |
| wsrep_received_bytes | 142 |
| 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 | 0.000000 |
| wsrep_local_recv_queue | 0 |
| wsrep_local_recv_queue_max | 2 |
| wsrep_local_recv_queue_min | 0 |
| wsrep_local_recv_queue_avg | 0.500000 |
| wsrep_local_cached_downto | 18446744073709551615 |
| wsrep_flow_control_paused_ns | 0 |
| wsrep_flow_control_paused | 0.000000 |
| wsrep_flow_control_sent | 0 |
| wsrep_flow_control_recv | 0 |
| wsrep_cert_deps_distance | 0.000000 |
| wsrep_apply_oooe | 0.000000 |
| wsrep_apply_oool | 0.000000 |
| wsrep_apply_window | 0.000000 |
| wsrep_commit_oooe | 0.000000 |
| wsrep_commit_oool | 0.000000 |
| wsrep_commit_window | 0.000000 |
| wsrep_local_state | 4 |
| wsrep_local_state_comment | Synced |
| wsrep_cert_index_size | 0 |
| wsrep_causal_reads | 0 |
| wsrep_cert_interval | 0.000000 |
| wsrep_incoming_addresses | 10.70.161.197:3306 |
| wsrep_desync_count | 0 |
| wsrep_evs_delayed | |
| wsrep_evs_evict_list | |
| wsrep_evs_repl_latency | 3.28e-06/5.2706e-06/1.1043e-05/2.97663e-06/5 |
| wsrep_evs_state | OPERATIONAL |
| wsrep_gcomm_uuid | c00e5c51-4859-11e8-bc39-5f72a1dcd0e7 |
| wsrep_cluster_conf_id | 1 |
| wsrep_cluster_size | 1 |
| wsrep_cluster_state_uuid | 41c1fd6a-485a-11e8-bbca-17d012bd2e14 |
| wsrep_cluster_status | Primary |
| wsrep_connected | ON |
| wsrep_local_bf_aborts | 0 |
| wsrep_local_index | 0 |
| wsrep_provider_name | Galera |
| wsrep_provider_vendor | Codership Oy <info@codership.com> |
| wsrep_provider_version | 3.23(rac090bc) |
| wsrep_ready | ON |
+------------------------------+----------------------------------------------+
57 rows in set (0.00 sec)
节点2：
# yum install rsync -y
# cat /etc/my.cnf.d/wsrep.cnf
# *** upgrade to a newer version of MySQL.
[mysqld]
# Remove leading # and set to the amount of RAM for the most important data
# cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.
# innodb_buffer_pool_size = 128M
# Remove leading # to turn on a very important data integrity option: logging
# changes to the binary log between backups.
# log_bin
# These are commonly set, remove the # and set as required.
# basedir = .....
# datadir = .....
# port = .....
# server_id = .....
# socket = .....
explicit_defaults_for_timestamp=true
log_timestamps=SYSTEM
character_set_server = utf8
server-id=198
basedir=/usr
user=mysql
skip-name-resolve
lower_case_table_names=1
max_connections=1000
max_connect_errors=1000
datadir=/app/mysql/3306
default-storage-engine = InnoDB
socket=/app/mysql/3306/mysql.sock
innodb_autoinc_lock_mode=2
innodb_flush_log_at_trx_commit=0
innodb_buffer_pool_size=6G
#pid_file=/app/mysql/mysqld.pid
port=3306
log-error=/app/mysql/mysql.err
#add for bin-log
log-bin=ON
log-bin=/app/mysql/binlog/mysql-bin
log-bin-index=/app/mysql/binlog/mysql-bin.index
expire-logs-days=15
max-binlog-size=512M
####binlog_format=mixed
binlog-format=ROW
log-slave-updates=on
##add for cluster
wsrep_cluster_name='uni_cluster'
wsrep-provider=/usr/lib64/galera-3/libgalera_smm.so
wsrep_node_name = uni02
wsrep_cluster_address=gcomm://10.70.161.197,10.70.161.198,10.70.161.91
wsrep_node_address='10.70.161.198'
####wsrep_node_incoming_address='10.70.161.197:4567'
wsrep_provider_options ="gmcast.listen_addr=tcp://10.70.161.198:4567"
####wsrep_cluster_address=gcomm://192.168.56.111:4567,192.168.56.112:4567,192.168.56.113:4567
wsrep_sst_donor='uni01,uni02,uni03'
wsrep_sst_method=rsync
####wsrep_slave_threads=16
wsrep_sst_auth=tyuni:TyunI#2018
slow_query_log=on
sql_mode='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION'
# Remove leading # to set options mainly useful for reporting servers.
# The server defaults are faster for transactions and fast SELECTs.
# Adjust sizes as needed, experiment to find the optimal values.
# join_buffer_size = 128M
# sort_buffer_size = 2M
# read_rnd_buffer_size = 2M
#sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
[client]
socket=/app/mysql/3306/mysql.sock
#####default-character-set=utf8
[mysql]
#default-character-set=utf8
socket=/app/mysql/3306/mysql.sock
[mysqldump]
max_allowed_packet = 512M
[mysqld_safe]
malloc-lib=/usr/lib64/libjemalloc.so.1
mysql> show global status like 'wsrep%';
+------------------------------+---------------------------------------+
| Variable_name | Value |
+------------------------------+---------------------------------------+
| wsrep_local_state_uuid | 41c1fd6a-485a-11e8-bbca-17d012bd2e14 |
| wsrep_protocol_version | 8 |
| wsrep_last_committed | 0 |
| 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 | 3 |
| wsrep_received_bytes | 220 |
| 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 | 0.000000 |
| wsrep_local_recv_queue | 0 |
| wsrep_local_recv_queue_max | 1 |
| wsrep_local_recv_queue_min | 0 |
| wsrep_local_recv_queue_avg | 0.000000 |
| wsrep_local_cached_downto | 18446744073709551615 |
| wsrep_flow_control_paused_ns | 0 |
| wsrep_flow_control_paused | 0.000000 |
| wsrep_flow_control_sent | 0 |
| wsrep_flow_control_recv | 0 |
| wsrep_cert_deps_distance | 0.000000 |
| wsrep_apply_oooe | 0.000000 |
| wsrep_apply_oool | 0.000000 |
| wsrep_apply_window | 0.000000 |
| wsrep_commit_oooe | 0.000000 |
| wsrep_commit_oool | 0.000000 |
| wsrep_commit_window | 0.000000 |
| wsrep_local_state | 4 |
| wsrep_local_state_comment | Synced |
| wsrep_cert_index_size | 0 |
| wsrep_causal_reads | 0 |
| wsrep_cert_interval | 0.000000 |
| wsrep_incoming_addresses | 10.70.161.198:3306,10.70.161.197:3306 |
| 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 | 8b09545b-485e-11e8-a794-4e977f6db8c0 |
| wsrep_cluster_conf_id | 46 |
| wsrep_cluster_size | 2 |
| wsrep_cluster_state_uuid | 41c1fd6a-485a-11e8-bbca-17d012bd2e14 |
| wsrep_cluster_status | Primary |
| wsrep_connected | ON |
| wsrep_local_bf_aborts | 0 |
| wsrep_local_index | 0 |
| wsrep_provider_name | Galera |
| wsrep_provider_vendor | Codership Oy <info@codership.com> |
| wsrep_provider_version | 3.23(rac090bc) |
| wsrep_ready | ON |
+------------------------------+---------------------------------------+
57 rows in set (0.01 sec)
节点3：
# yum install rsync -y
# cat /etc/my.cnf.d/wsrep.cnf
# Remove leading # and set to the amount of RAM for the most important data
# cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.
# innodb_buffer_pool_size = 128M
[mysqld]
# Remove leading # to turn on a very important data integrity option: logging
# changes to the binary log between backups.
# log_bin
# These are commonly set, remove the # and set as required.
# basedir = .....
# datadir = .....
# port = .....
# server_id = .....
# socket = .....
explicit_defaults_for_timestamp=true
log_timestamps=SYSTEM
character_set_server = utf8
server-id=91
basedir=/usr
user=mysql
skip-name-resolve
lower_case_table_names=1
max_connections=1000
max_connect_errors=1000
datadir=/app/mysql/3306
default-storage-engine = InnoDB
socket=/app/mysql/3306/mysql.sock
innodb_autoinc_lock_mode=2
innodb_flush_log_at_trx_commit=0
innodb_buffer_pool_size=6G
#pid_file=/app/mysql/mysqld.pid
port=3306
log-error=/app/mysql/mysql.err
#add for bin-log
log-bin=ON
log-bin=/app/mysql/binlog/mysql-bin
log-bin-index=/app/mysql/binlog/mysql-bin.index
expire-logs-days=15
max-binlog-size=512M
####binlog_format=mixed
binlog-format=ROW
log-slave-updates=on
##add for cluster
wsrep_cluster_name='uni_cluster'
wsrep-provider=/usr/lib64/galera-3/libgalera_smm.so
wsrep_node_name = uni03
wsrep_cluster_address=gcomm://10.70.161.197,10.70.161.198,10.70.161.91
wsrep_node_address='10.70.161.91'
####wsrep_node_incoming_address='10.70.161.197:4567'
wsrep_provider_options ="gmcast.listen_addr=tcp://10.70.161.91:4567"
####wsrep_cluster_address=gcomm://192.168.56.111:4567,192.168.56.112:4567,192.168.56.113:4567
wsrep_sst_donor='uni01,uni02,uni03'
wsrep_sst_method=rsync
####wsrep_slave_threads=16
wsrep_sst_auth=tyuni:TyunI#2018
slow_query_log=on
sql_mode='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION'
# Remove leading # to set options mainly useful for reporting servers.
# The server defaults are faster for transactions and fast SELECTs.
# Adjust sizes as needed, experiment to find the optimal values.
# join_buffer_size = 128M
# sort_buffer_size = 2M
# read_rnd_buffer_size = 2M
#sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
[client]
socket=/app/mysql/3306/mysql.sock
#####default-character-set=utf8
[mysql]
#default-character-set=utf8
socket=/app/mysql/3306/mysql.sock
[mysqldump]
max_allowed_packet = 512M
[mysqld_safe]
malloc-lib=/usr/lib64/libjemalloc.so.1
mysql> show global status like 'wsrep%';
+------------------------------+---------------------------------------------------------+
| Variable_name | Value |
+------------------------------+---------------------------------------------------------+
| wsrep_local_state_uuid | 41c1fd6a-485a-11e8-bbca-17d012bd2e14 |
| wsrep_protocol_version | 8 |
| wsrep_last_committed | 1 |
| 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 | 3 |
| wsrep_received_bytes | 289 |
| 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 | 0.000000 |
| wsrep_local_recv_queue | 0 |
| wsrep_local_recv_queue_max | 1 |
| wsrep_local_recv_queue_min | 0 |
| wsrep_local_recv_queue_avg | 0.000000 |
| wsrep_local_cached_downto | 18446744073709551615 |
| wsrep_flow_control_paused_ns | 0 |
| wsrep_flow_control_paused | 0.000000 |
| wsrep_flow_control_sent | 0 |
| wsrep_flow_control_recv | 0 |
| wsrep_cert_deps_distance | 0.000000 |
| wsrep_apply_oooe | 0.000000 |
| wsrep_apply_oool | 0.000000 |
| wsrep_apply_window | 0.000000 |
| wsrep_commit_oooe | 0.000000 |
| wsrep_commit_oool | 0.000000 |
| wsrep_commit_window | 0.000000 |
| wsrep_local_state | 4 |
| wsrep_local_state_comment | Synced |
| wsrep_cert_index_size | 0 |
| wsrep_causal_reads | 0 |
| wsrep_cert_interval | 0.000000 |
| wsrep_incoming_addresses | 10.70.161.91:3306,10.70.161.198:3306,10.70.161.197:3306 |
| wsrep_desync_count | 0 |
| wsrep_evs_delayed | |
| wsrep_evs_evict_list | |
| wsrep_evs_repl_latency | 0.00046872/0.000656263/0.000845957/0.000152154/7 |
| wsrep_evs_state | OPERATIONAL |
| wsrep_gcomm_uuid | 68a3d1f0-4863-11e8-bb94-96ef6746cd06 |
| wsrep_cluster_conf_id | 47 |
| wsrep_cluster_size | 3 |
| wsrep_cluster_state_uuid | 41c1fd6a-485a-11e8-bbca-17d012bd2e14 |
| wsrep_cluster_status | Primary |
| wsrep_connected | ON |
| wsrep_local_bf_aborts | 0 |
| wsrep_local_index | 0 |
| wsrep_provider_name | Galera |
| wsrep_provider_vendor | Codership Oy <info@codership.com> |
| wsrep_provider_version | 3.23(rac090bc) |
| wsrep_ready | ON |
+------------------------------+---------------------------------------------------------+
57 rows in set (0.00 sec)
----------------------End-By:TangYun-2018.04.25---------------------------------------------
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