案例
1
:离线修改数据存储
data
目录
一、查看集群节点状态和配置信息
1
、集群节点状态
[kingbase@node3 bin]$ ./repmgr cluster show
ID | Name | Role | Status | Upstream | Location | Priority | Timeline | Connection string
----+---------+---------+-----------+----------+----------+----------+----------+------------------------
1 | node248 | primary | * running | | default | 100 | 29 | host=192.168.7.248 user=esrep
dbname=esrep port=54321 connect_timeout=10 keepalives=1 keepalives_idle=10 keepalives_interval=1
keepalives_count=2
3 | node243 | standby | running | node248 | default | 110 | 29 | host=192.168.7.243 user=esrep
dbname=esrep port=54321 connect_timeout=10 keepalives=1 keepalives_idle=10 keepalives_interval=1
keepalives_count=2
2
、集群
data
目录配置信息
===
对于
R6
的集群,
data
目录的配置非常简单,只在
repmgr.conf
文件中。
===
[kingbase@node3 bin]$ cat ../etc/repmgr.conf |grep -i
datadata_directory='/home/kingbase/cluster/R6HA/KHA/kingbase/data'
二、停止集群和数据库服务
[kingbase@node3 bin]$ ./sys_monitor.sh stop2021-03-01 12:28:00 Ready to stop all DB ...
Service process "node_export" was killed at process 13139
……
三、迁移
data
目录到指定位置(所有节点)
1
、迁移
data
目录
2
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