SQL Always On installation mode
Hi,My customer have 4 Servers with SAN Storage.I need to configure the Always On with 1 synchronous(Read only) and 2 asynchronous copy(Use for DR).I want to know the Mode of installation of SQL server...
View ArticleResume data movement
After force_failover_alow_data_loss to a async replica, all the data movement are suspended.I would like to know if I resume data movement on the secondary replica( original primary) . is the data on...
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Service Account role permission
Suppose I am having Availability group setup. and using a domain for startup account : domain\sql_svcMay I know this account still need to add in to the following role permissions :
View ArticleUnable to enable log shipping on Linux
Hi, We have 2 nodes running Ubuntu 16.04 and SQL server 2019. The error we get when we try to enable log shipping is: Msg 32018, Level 16, State 3, Server mssql02, Procedure...
View ArticleThis secondary replica is not connected to the primary replica. The connected...
Hi GuysI am having an issue with an SQL Availability Group and am wondering if you can lend a hand troubleshooting:I have 2 SQL Servers on 2017 running on 2012R2. I have set them up in an Always on...
View ArticleAlwaysOn vs. Read-Scale
Hello,I wanted to kindly ask about the differences between AlwaysOn and ReadScale, regarding the following context:We have a live Business Central Server and now want to create replicas of it, for...
View ArticleReplication distribution database in Always On availability group
Hi,I have configured distributor in always on. One thing I am noticing don't know it's default behavior, not able to find full details on "Monitor and sync replication agent jobs" on how it works. I...
View ArticleAlways-on Hardening interruption and the default Always-on xevent
suppose I am having a AG with 2 replica , both in Sync mode. And we know in order to commit a transaction , the log required to be hardened in the secondary replica and acknowledge the primary it's...
View ArticleSQL 2017 Always On High Availability cannot connect to read-only replica
Used the following instructions to try and setup for the secondary replica to be read-only through the...
View ArticleRebuild SQL Server "fail-over Cluster Installation" Node in a 2 Node-...
Environment:Windows Server - 2008 R2 SQL Server - 2008 R2 SP2 Enterprise (x64) ; Type- Cluster Nodes part of SQL Cluster-Server-A and Server-BServer-A( failover Cluster Installation done)Server-B(Add...
View ArticleRebuild SQL Server "fail-over Cluster Installation" Node in a 2 Node-...
Environment:Windows Server - 2008 R2 SQL Server - 2008 R2 SP3 Enterprise (x64) ; Type- Cluster Nodes part of SQL Cluster-Server-A and Server-BServer-A( failover Cluster Installation done)Server-B(Add...
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Event ID 35201 and 35206
What's the difference between these two error? If using the default session timeout 10s. disabling the replication network interface more than 10s will have Event 35201 and 35206However disabling the...
View ArticlePreffered owner for Windows Cluster IP
Suppose I have 4 nodes of Windows cluster node , 2 in Production site, and 2 in DR site .The cluster IP was owner by node 1 in Production . When I boot the node 1, the cluster IP failover to the Node...
View ArticleHow to recover data from backed up * .MDF, * .LDF files
Hi. everybody. I want to recover important data that was deleted 2 years ago. While upgrading the server a while ago I have mdf and ldf files backed up on the sql server. In this case, I want to...
View ArticleAG groups and cluster witness
Hello,We are currently running SQL2014 ent on Windows 2012. We have a 2 node cluster with 4 SQL AG, 2 primary replica residing on node1 and 2 residing on node2 for load balancing purposes. We also...
View ArticleSQL server availability group cannot access database after disabling sql...
Hello everyone,I''ve completed this setup: OS: Windows server 2016Database: SQL Server 20172 node availability group configured with automatic failover on both nodes. Fileshare witness configured, both...
View ArticleREPAIR_ALLOW_DATA_LOSS
How to run DBCC_CHECKDB REPAIR_ALLOW_DATA_LOSS on Database which is part of AlwaysOn Availability (Synchronous) in SQL Server 2016
View Article.ldf files are too bigger than .mdf files in SCOM databases
Hi There, I have a production issue where all SCOM databases (SQL 2012 SP3) ldf files are getting bigger than mdf files. All SCOM database are pointing to always-on group with two diffrent AG's. The...
View ArticleSQL Server Cluster is offline but AG works
I am trying to understand the AG scenario that is configured in the past and is working currently. This is a multi subnet scenario but the cluster was configured with just 1 IP address. Probably a...
View ArticleRestore master database will join back to the AG ?
If the master database was crashed on one of the AG replica . then I restore the master database will make this replica automatically join back to the AG ?
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