3 node sql multisite cluster
all,i am testing 3 node multisite sql cluster in a lab, 2 nodes on 1 site and 1 node on another site.as this is a lab we havent got replicated sans what we have done is 2 nodes on 1st site - luns...
View ArticleAlwaysON : Log_Send_Queue_Size is increasing but the log_send_rate keeps...
Hi Folks,I have configured AlwasyOn for 1.5 TB database in SQL 2014 (SP1+CU3)across data center in Asynchronous mode.Database have huge transactions activity. In AlwaysOn Dashboard, I found that...
View ArticleAlwaysOn : AVG or FCI ?
As I understand it sql 2012\2014 supports two basic AlwaysOn architectures:1) Always on Availability Group 2) Always on Fail-over Cluster InstanceAround my place ALL production DBs are expected to be...
View Articleread-only routing with single application connection
Good day colleagues,My application supports a single database connection and in the app console I can produce reports. If I include the app database in an AlwaysOn availability group with a read-intent...
View ArticleAvailability of Azure AlwaysOn HA-DR "image"?
In portal.azure.com, under Compute, I found the "SQL Server 2014 AlwaysOn" offering which appears to support the HA portion of HA-DR. Is there a full HADR offering using AlwaysOn FCI?TIA,edm2
View ArticleSQL server 2008 R2 Cluster issue
Hi All,Today morning we face some in issue in cluster environment we are getting below error message in error log continuously with different SPID's. due to that application connectivity get lost for...
View ArticleSQL Server 2008 DB mirroring Active-Active
I was wondering if there are any issues with having two SQL Server instances running on two servers using databsae mirroring in an active-active setup?For instance -Server1Server2Instance -...
View ArticleReplicate SQL server database(PUBLISHER) to Always ON Availability Groups...
https://msdn.microsoft.com/en-us/library/hh710046.aspxI have configured replication between Always ON Availability Groups (Listener) (PUBLISHER), remote distributor to XYZ SUBSCRIBER...with above link...
View ArticleRepeated error related to Windows Mulitisite Clustering
Hi,I have successfully setup a multisite clustering using Windows Server 2012 R2. On top of this I have installed Clustered SQL Server 2012.Everything looks fine except that I am seeing a lot of event...
View ArticleWhat is clustering , Always on and Mirroing
Please explain me on each one (clustering , Always on and Mirroring).. what are the differences11?
View ArticleService Account options for Availability Groups
Hi,Planning/preparing a 5 node cluster hosting two AGs and hope someone can shed some light on specific account usage.Environment is SQL 2014. 3 nodes in local datacenter, 2 nodes in remote...
View ArticleSQL Server 2012 R2 failover cluster on virtual machines - hyper V with iSCSI LUN
Hi Team, I am looking for some article or video/document for setting up SQL 2012 R2 two node failover cluster with iSCSI storage running on Hyper-V Server. I am looking for no. of network & IP...
View ArticleUnderstanding Always on Availability Synching (Log Shipping vs .bak files)
Hello everyone: I hope this is the appropriate forum for this question. I am a long running programmer who has recently started assisting our dba group due to reduced staff.We recently implemented...
View ArticleTesting AO configuration
Hello All,One of the SQL Support teams in my organization has configured 2 node SQL Always On. Is there any way from which I can verify that AO configuration is proper.Looking for some kind of smoke...
View ArticleSQL Alert 1480 Not firing for a Particular database
All,I set up an Alert for Message Id 19406 to be alerted whenever the Failover/FailBack on our AAG happens. I also setup an Alert for Message ID 1480 when a particular database's role changes. I need...
View ArticleSQL2012SP1, simple recovery, transaction log full, can't add another, won't grow
SUMMARY: I have many databases with full transaction logs. They are already in SIMPLE recovery model, and I cannot add a new log or truncate the existing one, because the transaction log is full due to...
View ArticleEventID 1069 and 1205 explanation
Hi everyoneI was doing some test on our sql cluster, and I've noticed a problem which causes the cluster log to report eventid 1069 and 1205.My cluster configuration is as follow3 HP DL380G7...
View ArticleVerify SQL Database Health without direct access to thh SQL application
Hi All,So my company provides disaster recovery solutions and we are trying to come up with an automated process to verify SQL database health during DR tests without direct access to SQL. Our clients...
View ArticleNLB to achieve HA in Sql Server
Hi I have a scenario where in I have two workgroup machines(not joined to a Domain) and have SQL server installed on them.Now, to achieve HA for my web application I want to desing a solution so that...
View ArticleAdding replica to Availability Group
When adding a secondary replica to an availability group and selecting the full data synchronization option, is there any outage associated with tasks to bring the secondary online?
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