Transaction log backup failure types that break the chain
I am creating some alert monitors and need to fill a particular hole: I need to know when a particular transaction log backup actually breaks the restore chain. Knowing this will allow me to create a...
View ArticleSQL 2014 Always On
Hi,In SQL 2014 Always On availability group, with 2 nodes cluster.If we assigned a SQL Login with permission to a Database from the Primary replica (for AlwaysOn database), the SQL Login permission...
View ArticleDR via DAG AlwaysOn. One of two DCs goes down.
Hi All,I have two distributed AG in two DCs, AG1 and AG2. DAG is working in asynchronous data movement mode.In MS DAG manual I found this: "only manual failover is supported for a distributed...
View ArticleSQL Always-On - backup fails on secondary node
Hi,We've a SQL Server 2016 cluster Always-On running on Windows Server 2016.Current situation:- SQL1 (Secondary node)- SQL2 (is currently Primary node & backup job running fine on this node) Backup...
View ArticleSQL Server Standard with 3 nodes.... temporarily
Hey everyone, I'm trying to migrate all of our SQL services to a new network infrastructure, including new vlans and IP addresses. I have a 2012R2 Windows Active/Passive cluster with SQL 2014 Standard....
View ArticleLISTERNER issue in SQL 2016 BASIC AVAILIBILITY GROUP
Should two IP addresses be set to the listener in the basic AG? In our proejct, The BAG is set up on two physical servers (one primary and another?the primary and secondaary server are in two...
View ArticleSqlServerWriter missing when Enable AlwaysOn Availability Groups
Hey People,i´m searching for many hours a problem and i´m at the end now.I have a two node Failover Cluster with Availability Groups. The OS is Windows Server 2016 with Sql Server 2016, all System are...
View ArticleAlways ON -2016 or latest
Hi I need info 1) How always on working ? all query going to primary server then replicate to other secondary server.2) what is the delay or down time, In case of node failure?3) supporting linux...
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Reg:Issue in disabling the Log Shipping Configuration...
Hi Experts,in one of my client environment,Logshipping has been enabled between Primary and Secondary servers. but unfortunately secondary server has been crashed.so i need to disable the log shipping...
View ArticleDatabase location for SQL Server FCI
On Azure I created a SQL Server Failover Cluster using Windows Server 2016 and SQL Server. Everything is working great. When I log in via management studio, I see that databases are created in the...
View ArticleNeed your opinion on Hyper V Cluster and SQL
Hello, I have been given the task of creating a Hyper V cluster and some app servers. I have a 3 node hyper V clustered together and connected to SAN Switch for Storage. Now for the VM part i have...
View ArticleSQL 2014 AlwaysOn Databases
Hi,We try to set up Login permission for a x2 nodes SQL 2014 AlwaysOn Availability Group.Listener: sqlListern Primary Replica: SQL1Secondary Replica: SQL2Create a Windows Login and assigned sysadmin...
View ArticleMultiple Instances and AlwaysOn Availability Groups
Hi,I have 2 SQL Servers: A & B Each has 2 instances and each instance is part of an database AlwaysOn Availability Group Server A - instance 1, AlwaysOn Group1 & instance2, AlwaysOn Grroup2...
View ArticleDifferential Backup (But Specify Differential Base)
Suppose that we have the following (daily) full database backups that ran in the following order on Server1: F1 F2 F3 F4 F5 Now, F1 has been restored on Server2 and Server1's database activity...
View ArticleBackup error
Hi Team,We are using olahallengren maintenance scripts for backups.These are working fine from past few days.But today we got errors for Full and Log backup jobs, likeMsg 207, Level 16, State 1, Line...
View ArticleSQL Server on Hyper-V security concern
Hi,I am setting up a new SQL Server on the Windows Server 2012 Hyper-V. But I'm thinking how do I secure that SQL Server in case the vm is stopped, removed, or the virtual disk is deleted? Is it a good...
View ArticleSQL Server AG - Some databases stuck at recovering on secondary nodes after...
I have an 2017 SQL Server on Windows 2016 boxes. When rebooting the secondary nodes while their Replica Role is Secondary, some of the databases in this AG groups are showing Synchronizing after...
View ArticleNo more failover w/o dataloss in sql 2017 cu11?
good dayWe have standard sql2017 cu9 and read-scale configuration of availability groups (cluster type=none). we can manualy failover AG to secondary node by demoting primary node and failover to...
View ArticleSQL Server AG - Some databases stuck at synchronizing on secondary nodes...
I have an 2017 SQL Server on Windows 2016 boxes. When rebooting the secondary nodes while their Replica Role is Secondary, some of the databases in this AG groups are showing Synchronizing after...
View ArticleSQL server 2017 always on: Manually fail over from primary node to secondary...
Here is error message when I do from wizard or T-sql(ALTER AVAILABILITY GROUP group1 FORCE_FAILOVER_ALLOW_DATA_LOSS;)Failed to bring availability group 'group1' online. The operation timed out. If...
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