https://www.howtoforge.com/tutorial/how-to-install-and-configure-galera-cluster-on-ubuntu-1604/
ssh-copy-id better use root
ssh-copy-id finish
Reboot clustercontrol server
======sysbench======
[sysbench]
select
sysbench –num-threads=128 –report-interval=3 –max-requests=0 –max-time=300 –test=/usr/share/sysbench/tests/include/oltp_legacy/select.lua –mysql-table-engine=innodb –oltp-table-size=5000000 –mysql-user=root –mysql-password=“E<8r)^t-E<8r)^t-” –oltp-tables-count=1 –db-driver=mysql –mysql-host=192.168.xxx.xxx –mysql-port=3306 prepare
sysbench –num-threads=128 –report-interval=3 –max-requests=0 –max-time=300 –test=/usr/share/sysbench/tests/include/oltp_legacy/select.lua –mysql-table-engine=innodb –oltp-table-size=5000000 –mysql-user=root –mysql-password=“E<8r)^t-E<8r)^t-” –oltp-tables-count=1 –db-driver=mysql –mysql-host=192.168.xxx.xxx –mysql-port=3306 run
Oltp read/write
* 产生数据
sysbench –num-threads=128 –report-interval=3 –max-requests=0 –max-time=300 –test=/usr/share/sysbench/tests/include/oltp_legacy/oltp.lua –mysql-table-engine=innodb –oltp-table-size=5000000 –mysql-user=root –mysql-password=“E<8r)^t-E<8r)^t-” –oltp-tables-count=1 –db-driver=mysql –mysql-host=192.168.xxx.xxx –mysql-port=3306 prepare
* 执行
sysbench –num-threads=128 –report-interval=3 –max-requests=0 –max-time=300 –test=/usr/share/sysbench/tests/include/oltp_legacy/oltp.lua –mysql-table-engine=innodb –oltp-table-size=5000000 –mysql-user=root –mysql-password=“E<8r)^t-E<8r)^t-” –oltp-tables-count=1 –db-driver=mysql –mysql-host=192.
mysql -h xxx.xxx.xxx.xxx -u root -pxxxooo -e “set GLBAL server_id=xxxooo "
mysql -h xxx.xxx.xxx.xxx -u root -pxxxooo -e “show variables like ‘server_id’”
https://mariadb.com/kb/en/mariadb/galera-cluster-status-variables/
http://www.ywnds.com/?p=6084
http://benjr.tw/95536
http://www.99cloud.net/html/2016/jiuzhouyuanchuang_0316/131.html
SHOW GLOBAL STATUS LIKE ’wsrep_%’;
(1)SHOW GLOBAL STATUS LIKE ’wsrep_cluster_state_uuid’; 集群中每个节点的值必须一致。
(2)SHOW GLOBAL STATUS LIKE ’wsrep_cluster_size’; 显示集群的规模，此例应该显示”2”。
(3)SHOW GLOBAL STATUS LIKE ’wsrep_cluster_status’; 显示”Primary”为正常。
(4)SHOW GLOBAL STATUS LIKE ’wsrep_ready’; 显示”ON”为正常。
(5) SHOW GLOBAL STATUS LIKE ’wsrep_connected’; 显示”ON”为正常。
(6) SHOW GLOBAL STATUS LIKE ’wsrep_local_state_comment’; 显示” Joined”为正常。
GALERA CLUSTER FOR RANCHER http://www.dockerinfo.net/1771.html
https://octoperf.com/blog/2016/11/17/rancher-galera-cluster/
Running a Galera Cluster in Kubernetes https://www.percona.com/live/data-performance-conference-2016/sessions/running-galera-cluster-kubernetes
http://severalnines.com/blog/installing-kubernetes-cluster-minions-centos7-manage-pods-services
Architecture of deployment on Azure http://withblue.ink/2016/03/09/galera-cluster-mariadb-coreos-and-docker-part-1.html
