sql server - Clustering vs. transactional replication vs. availability ...
The way I always like to visualize high availability solutions is the following: SQL Server Failover Cluster Instance (FCI) What is highly available? The entire instance. That includes all server-objects (logins, SQL Server Agent jobs, etc.). This also …
sql server - SQL Sever High Availability - 3 nodes configuration ...
2023年2月21日 · We have already configured SQL Server High Availability group (Windows Cluster grouping) with 2 different sub nets 10.x.x.x and 192.168.x.x (data center - more than 30 miles away). At present, there are 5 databases configured for High Availability. We would like to introduce an additional server in both Windows Cluster and SQL High Availability.
sql server - AlwaysOn Availability Groups go to Resolving status ...
2015年1月7日 · We have a two-node cluster set up running SQL Server 2012 on Windows Server 2012 R2. The base cluster consists of only those two nodes. The quorum is set up as node + disk majority, with a shared disk sitting on an EqualLogic array connecting via iSCSI. Cluster configuration validates with no errors.
sql server - Always On Failover Clustering vs Always On Availability ...
2018年10月9日 · Then right click on the SQL Server service and enable "Always on Availability Groups". Then on the server instance we create the AG and configure databases into the group(s). This ensures availability at database level, however if there is failover then logins wont work any more (orphaned).
sql server - I'm confused about High Availability/Always On
2016年4月25日 · The AlwaysOn Availability Groups feature is a high-availability and disaster-recovery solution that provides an enterprise-level alternative to database mirroring. Introduced in SQL Server 2012, AlwaysOn Availability Groups maximizes the availability of a set of user databases for an enterprise.
sql server - DATABASE lacks a quorum of nodes for high …
2019年5月8日 · TITLE: Microsoft SQL Server Management Studio Failed to resume data movement in database 'APCORE', which resides on the availability replica 'MY_SERVER' in the availability group 'AG_TS'. (Microsoft.SqlServer.Smo)
SQL Server High Availability Dashboard comes up blank when …
2022年6月9日 · Recently whenever I access my SQL Server High Availability Dashboard, it comes up blank and I am not able to see the databases and the synchronization between the servers. Is there a solution to ge...
high availability - SQL Server always on servers reboot - Database ...
2021年8月31日 · Always On availability groups provide high availability, disaster recovery, and read-scale balancing. These availability groups require a cluster manager. In Windows, failover clustering provides the cluster manager. In Linux, you can use Pacemaker. The other architecture is a read-scale availability group.
SQL SERVER 2014 Standard - High Availability Listener solution
This feature will be removed in a future version of Microsoft SQL Server. Avoid using this feature in new development work, and plan to modify applications that currently use this feature. Use AlwaysOn Availability Groups instead. Therefore once you go to SQL Server 2016 SE you can consider upgrading your DBM to a Basic AG.
sql server - Shrink Transaction Log While Using AlwaysOn …
2014年8月13日 · Try to reboot each server in Availability Group in turn. Sometimes you need to bakup and shrink transaction log 2 times before MS SQL Server released free space (Cannot shrink log file (DB_Log) because the logical log file located at …