状态为TOPRIMARY或SESSIONS ACTIVE均可切换,SESSIONS ACTIVE说明还有活跃会话SQL>SELECTSWITCHOVER_STATUSFROMV$DATABASE; SWITCHOVER_STATUS---TOPRIMARY4)将备库切为主库ALTERDATABASECOMMITTOSWITCHOVERTOPRIMARYWITHSESSION SHUTDOWN;5)OPEN新主库ALTERDATABASEOPEN;6)检查新主库状态SQL>selectname,open_mode,database_...
案例说明: KingbaseES V8R3集群,主库data挂在目录只读了,failover切换失败。主库failover日志,如下图所示: 适用版本: KingbaseES V8R3 集群架构: node 209 原主库 node 210 原备库 一、分析过程 1、查看主库recovery.log
Provides solutions to the error - The namespace cannot be queried. The RPC server is unavailable when you access, modify, or create a DFS Namespace.
"FATAL: fail to read indextbl maxnum"错误是GaussDB数据库启动时遇到的严重错误之一。该错误通常表示数据库在读取索引表的最大数量时发生了问题。处理此错误的步骤如下: 1. 检查数据库配置文件:首先,确保数据库的配置文件(通常是postgresql.conf)中的相关参数设置正确。特别关注与索引表和最大数量相关的配置项,...
Go to the location ComputerConfiguration\Policy\Windows Settings\Security Settings\File System. If there's an entry for the paths already created, you can edit it. If no entry exists, create a new entry for each path. To create a new entry, right-click file system and ...
xcopy - "Access denied Unable to create directory - ..." XCOPY - UNABLE TO CREATE DIRECTORY xwizard.exe Yellow Exclamation on Network - Outlook will not connect You need to fix your work or school account - Popup Your remote desktop session is about to end. This computer might be low on...
Enable the computer object for the network name in Active Directory. Alternately, offline the cluster network name resource and run the Repair action to enable the computer object in Active Directory. Event 1688: RES_NETNAME_COMPUTER_OBJECT_FAILED 輸出 複製 Cluster network name resource detected ...
A PCI Express expansion chassis is connected to a computer. There are devices connected to the PCI Express expansion chassis. In this scenario, the devices may not be enumerated correctly, or they may not start correctly. Additionally, you may receive one of the following error messa...
RepositoryException: Checkout to revision <hash> has failed.command 'C:\Program Files\Git\cmd\git.exe' checkout -f master failed with code 1. Working directory was [<job working directory>]., stderr: error: unable to create file <filename>: Filename too l...
Type the name of a new group to create. Be aware that the name "Available storage" is not a valid group name. On the Cluster Disk Selection page, select the shared cluster disk resource for your SQL Server failover cluster. The cluster disk is where the SQL Server data will be put. ...