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3
votes
2answers
442 views

How to setup SQL active/active cluster to achieve Blue / Green instance switching?

I am wondering if anyone has ever used a multi-instance cluster (nee 'Active/Active') to achieve blue/green (or A/B) deployment scenarios, and what the best way of configuring it is (using SQL 2012 / ...
0
votes
2answers
120 views

Experience with Scalearc sharding?

Does anyone have experience with Scalearc sharding and it's ability to scale ? Does Scalearc needs to have the whole data in memory or does it behave well with disk storage ? I'm thinking to big ...
2
votes
1answer
94 views

Active/ Active SQL Server Clustering on AWS

I need to design and implement a highly available SQL Server 2012 clustering on Amazon AWS. In the white paper presented by Amazon, they provided an example of Active/ Passive SQL Cluster. Do you know ...
2
votes
1answer
437 views

SQL Cluster Resources Disappear After Removing Disk Resource

In the process of removing an usused disk resource from cluster, I would follow these steps: 1) remove dependencies on the disks by the SQL Server resource, 2) take the disk resource offline, 3) ...
0
votes
1answer
23 views

Cannot start MySQL Cluster Management Service

Could not determine which nodeid to use for this node. Specify it with --ndb-nodeid= on command line. This is what EventViewer is saying
0
votes
1answer
92 views

Creating a database redundancy based on Mysql

I have this requirement where my web application running on a tomcat is behind a loadbalancer and I am planning to deploy this application on multiple servers. This webapp though needs a database ( ...
3
votes
0answers
1k views

Event 4104, MSDTC Client 2

I have an Active/Active Sql 2008 R2 cluster that I monitor with Idera Sql Diagnostic Manager. It just started reporting that one of the instances does not have DTC or Sql Server Agent installed. I've ...
2
votes
0answers
19 views

MS SQL Server 2012 Failover Cluster connection issue

I was about to give up with this but I'll give it a go here if anyone can help. I've set up a fail-over cluster SQL Server with 2 SQL nodes, Domain controller and file witness. All seems to work ...
2
votes
0answers
58 views

How to use Blob Storage as shared storage in a Windows Azure Failover Cluster?

In the context of SQL Server 2012 Standard Edition, is it possible to make Azure Blob storage available to a SQL Failover cluster directly as a shared SCSI resource on a Windows Cluster composed on ...
2
votes
0answers
96 views

Are there any best practices before moving SQL Server to another node (controlled failover)?

Let's say there are multiple jobs running on the SQL Server - we have index maintenance jobs, backups, replication, etc. We would like to perform a switchover using Failover Cluster Manager. Are there ...
1
vote
0answers
63 views

SQL Server Configuration Manager 2012 - TCP/IP, unable to set IP All = No

I have a 4-node SQL Server 2012 SP1 cluster, and under Network Configuration -> TCP/IP -> Protocol (tab), I am able to switch Listen All from Yes to No. However, when I hit OK (or Apply), I get the ...
1
vote
0answers
115 views

Postgres database zero down time production deployment

I need some idea about how I can deploy a financial application in production environment using PostgreSQL DB with zero down time. I have two servers in Master-Slave design. Currently I am giving ...
1
vote
0answers
27 views

Data mirroring suggestions

On my test environment, I have a SQL 2012 2-node physical cluster that accesses a common iSCSI storage on a separate Windows Server 2012 box. What options are there if I want to backup this storage to ...
1
vote
0answers
27 views

Upgrade/migrate a Microsoft Cluster

We currently have active/active windows 2008 cluster hosting 2 instances of SQL 2008 R2. We have a new hardware for windows 2012 clustering. We want to use this new hardware to upgrade the ...
1
vote
0answers
184 views

Error installing Clustering with SQL Server 2012 on Windows Server 2012

We are installing SQL Server 2012 on Windows Server 2012 and trying to accomplish clustering. We've setup all the core functionality on the servers: advanced cluster preparation on all nodes and ...
1
vote
0answers
228 views

How to shut down clustered SQL Server 2008 R2 with NOWAIT?

Is it possible to shutdown with nowait on a clustered instance? I want to delay recovery to when the instance starts, and I want to shut down as quickly as possible without issuing checkpoints to my ...
1
vote
0answers
93 views

Error in alter table reorganize partition for MySQL Cluster

My cluster contains 48 million rows and cluster contains 4 storage nodes . After that I add online storage node and executed alter table 'customer_tbl' reorganize partition. Some parameters of ...
1
vote
0answers
40 views

when can AG primary replica be a different host to WFC primary?

To set up an Availability Group with two servers, the servers both participate in a Windows Failover Cluster. I've seen cases after certain failover modes where the primary IP address in the cluster ...
0
votes
0answers
17 views

Is there a way to synchronise 2 postgresql server that may be deconnected and modified?

I would like to know if there is a way to use a cluster / replication mecanism that can manager deconnection and modification while deconnected. Say I have server A and B, they see each over, cluster ...
0
votes
0answers
24 views

Migrating a SQL NetName Between Clusters

Instance A is a default SQL Server 2005 instance on a two-node Windows 2003 cluster. Instance B is a default SQL Server 2012 instance on a two-node Windows 2008 R2 cluster. The application team is ...
0
votes
0answers
42 views

MariaDB Galera Cluster

I have two mariadb servers in cluster that is working galera and xtradb. it is my primary server configuration: [mysqld] datadir=/var/lib/mysql query_cache_size=0 binlog_format=ROW ...
0
votes
0answers
125 views

High availability PostgreSQL 9.3 server on Windows

I'm trying to set up PostgreSQL 9.3 server in HA mode on 2 Windows servers. Final solution should be deployed to Microsoft azure network, so there are few limitations. Since Microsoft is doing ...
0
votes
0answers
59 views

SQL instance names not shown in drop-down list when trying to remove cluster node

I was installing SQL Server 2008 R2 on a single-node cluster and accidentally installed into the wrong shared disk on the SAN. But when I tried to use the 'Remove node' from the installation centre ...
0
votes
0answers
31 views

where to find out sql server config file?

I try to install SQL Server 2008 R2 cluster. One time is failed. One time is success. The reason is because inputs during different. Where is the config file to save the inputs from installation, like ...
0
votes
0answers
184 views

Create a high availability cluster configuration PostgreSQL for Windows

I want a server to be replicated, here is the scenario: When my primary server goes down or fail I want the secondary or the standby server to take over, I'm using Windows 7 for the primary server, ...
0
votes
0answers
96 views

calculate Transaction per Second on mysql ndbcluster

what is the formula to calculate the TPS of mysql ndbcluster? for example i have 5 clients to submit 200 queries each client.
0
votes
0answers
139 views

How to setup a Postgres-xc streaming replication with master-slave(for HA)?

Can you guys please help me about how to make streaming replication with master-slave configuration using Postgres-xc to confirm an HA environment? Thanks
0
votes
0answers
110 views

postgres-xc: ERROR: cannot set transaction read-write mode during recovery!

I am trying to make a HA in postgres-xc After creating an environment of streaming replication I am trying to create a table in default database as coordinator logged in. But it gives me the following ...
0
votes
0answers
246 views

PostgreSQL: Slave doesn't replicate the Master's data

I'm using PostgreSQL 9.2.3 on both computers, both of which run Win2008R2. I've setup streaming replication by following this guide: ...
0
votes
0answers
49 views

Can i use XAMMP mysql server with Percona Xtradb cluster?

I just wanted to know if I can use a normal MySQL server (XAMPP) as part of the cluster on my EC2 Server running Percona XtraDB Cluster. Can I just change the my.cnf config file on XAMPP with the ...
0
votes
0answers
70 views

ERROR while doing coalesce partition Mysql Cluster

My table contains 3299000 rows. My Mysql Cluster contains 2 storage nodes with NoOfReplicas=2. By default it contains 2 partitions and after that i added 3 partitions more one by one using command ...