A watch is set with a call to exists. NodeDeleted A watch is set with a call to either exists or getData. NodeDataChanged A watch is set with either exists or getData. NodeChildrenChanged A watch is set with getChildren. 看一下示例代码: 这里主要是监控 session的状态变化,即 生命周期 /**...
单节点 Unable to read additional data from server sessionid 单节点部署是啥意思 Redis部署模式 单机模式 主从复制 哨兵模式 高可用集群模式 单机模式 单机模式,采用单个Redis节点部署,没有备份节点实时同步数据,不提供持久化和备份策略,适用于数据可靠性要就不高的纯缓存业务场景 优点 架构简单,部署方便。高性价比:...
1、@Entity 类有变动,无非正常生成对应的数据库。 解决:使用 spring: jpa: hibernate:ddl-auto: create 删除之前的数据库,重新重建数据库 2、变量的类型不对,例如:使用list的变量,就会出现这个错误 3、使用多个@Id注解的方式不正确。 解决:如何使用联合主键(复合主键) 4、@Column(name)的注解与数据库字段不匹配。
zookeeper问题:关于Unable to read additional data from server sessionid 0x0问题的解决 报错信息: 2019-11-0718:34:38,015[myid:] -INFO[main-SendThread(172.0.0.1:2181):ClientCnxn$SendThread@1158] - Unable to read additional data from server sessionid 0x0, likely server has closed socket, closing ...
后来经过查找了资料才明白,我集群上安装了3台zookeeper。 zookeeper有个选举算法,当整个集群超过半数机器宕机,zookeeper会认为集群处于不可用状态。 所有,3台机器只启动一台无法连接,如果启动2台及以上就可以连接了。 然后又把其他节点上的服务开启!问题就解决了。
Error: Unable to establish IPMI v2 / RMCP+ sessionSun OEM cli command failedNote that ssh and the gui all work fine using the same AD userid.The firmware version is:SP firmware 3.2.6.20.a SP firmware build number: 110631 SP firmware date: Sat Jun 11 03:00:40 EDT 2016 SP filesystem...
I have installed the necessary software and configured all hardware for my PXI controller, but each time I try to access any of the devices I get the following error: Unable to open session to “visa://192.168.99.5/PXI2::15::INSTR” Return status code:
zookeeper提示Unable to read additional data from server sessionid 0x 2018-01-17 15:32 −配置zookeeper集群,一开始配置了两台机器server.1和server.2。 配置参数,在zoo.cfg中指定了整个zookeeper集群的server编号、地址和端口: >server.1=10.10.16.151:2888:3888 >server.2=10.10.16.234:28... ...
Describe the bug A clear and concise description of what the bug is. I am unable to open any pad (stuck on Loading) and can't open admin page either (500 error) To Reproduce Steps to reproduce the behavior: Get a 1.9.7 instance working U...
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