redis read only redis read only replica,复制概述Redis支持复制的功能,以实现当一台服务器的数据更新后,自动将新的数据异步同步到其它数据库。Redis复制实现中,把数据库分为主数据库master和从数据库slave,主数据库可以进行读写操作,从数据库一般是只读的,当主数据
打开redis服务对应的配置文件,把其中的属性slave-read-only的值修改为no,这样就可写了。 或者更快的方法是,通过redis-cli命令打开客户端模式,输入slaveof no one命令,让当前redis服务停止接收其他redis服务的同步,同时把自己升格为主数据库。
127.0.0.1:6379> config get slave-read-only 1)"slave-read-only" 2)"yes" 127.0.0.1:6379> configsetslave-read-only no OK 127.0.0.1:6379> config get slave-read-only 1)"slave-read-only" 2)"no" 127.0.0.1:6379>
When I execute the command "DEBUG SEGFAULT" or "DEBUG SLEEP 80" (for switch master testing), master change it role on slave and master switches, microservice track changes and take new master. But when I run ansible playbook which contains follow tasks: stop redis container, stop sentinel ...
The only service I can find in the stable chart is exposing all redis nodes, would they be master or slave. Thanks for your help stale This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Any further ...
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RedisReadOnlyException 是一个在尝试对只读副本执行写操作时抛出的异常。在 Redis 集群环境中,为了提高可用性和性能,通常会配置主从复制(Master-Slave Replication)或集群复制(Cluster Replication),其中从节点(Slave)或副本(Replica)通常被配置为只读模式,以避免数据不一致的问题。当客户端尝试对这样的只读副本执行写操作...
Scenario 1: Backup with a Read-Only Source Put the source S1 in a read-only state by executing these statements on it: mysql>FLUSHTABLESWITHREADLOCK;mysql>SETGLOBALread_only=ON; While S1 is in a read-only state, the following properties are true: ...
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We're using spring boot app with redis support via lettuce to connect to a redis sentinel deployment in kubernetes. The spring-boot version is 2.7.12. There are 3 sentinel nodes with 3 redis nodes in different pods. There is a very speci...