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0
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1answer
28 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
2
votes
1answer
253 views

When changing startup parameters on a cluster, does each node have to be updated manually?

When moving a SQL 2005 instance to new disks on a two-node Windows 2003 cluster, I changed startup params on the active node to reflect the new paths for the master DB files and error logs. I ...
2
votes
1answer
2k views

Problem adding a new node to a SQL Server 2012 Failover Cluster

I tried to add a new node to SQL Server (2012 Standard) Failover, that is already installed on another node in Windows2012 Failover Cluster I have an issue with non editable field wiht input for SQL ...
12
votes
1answer
4k views

“Access is denied” when connecting SSMS to Integration Services

I receive the following error when attempting to connect SSMS to Integration Services using a particular SQL Server cluster's network name: Connecting to Integration Services service on the ...
2
votes
3answers
648 views

Does Change Data Capture (CDC) work in a SQL Server 2012 AlwaysOn Failover Cluster Instances setup?

Does Change Data Capture (CDC) work in a SQL Server 2012 AlwaysOn Failover Cluster Instances setup? There would be two nodes in the AlwaysOn Failover Cluster Instances setup and two Domain ...
0
votes
0answers
162 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
4
votes
2answers
659 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 / ...
1
vote
2answers
122 views

Is it possible to remove a database server from a cluster resource, but keep it running on the node

I was wondering if anyone knew whether it was possible to delete the cluster resource, but keep all of the disks and sql instance running on the node instead? So if I was to delete the cluster ...
1
vote
1answer
453 views

PowerPivot doesn't install in SharePoint mode on an Active/Passive Cluster

We a provisioning a new SQL Failover Cluster. We have successfully configured the SQL instance, and have moved on to configuration of the PowerPivot for SharePoint instance. We run the configuration ...
0
votes
1answer
198 views

Oracle DB 11gR2 netca installation failing

I am getting below error when I run netca from command line cmd: /u01/app/oracle/product/11.2.0/db_1/bin/netca /silent /responsefile=/oracle_binaries/database/response/netca.rsp [main] [ 2013-05-17 ...
0
votes
1answer
334 views

How to install and configure Postgres-XC in windows?

Can anybody suggest me any resources of the complete installation procedure of postgres-XC in windows. I've installed postgresql-9.2 in my windows and can use it. Now I need to know the installation ...
0
votes
1answer
100 views

Should we always prefer clustering over a master-slave configuration if the goal is high-availability?

Given: I have two virtual machines on a SAN that I can use to host RavenDB. Question: If my goal is high-availability, then should I always prefer clustering over a master-slave configuration? From ...
4
votes
1answer
373 views

What is the safest way to run SSIS on Multiple Named SQL Server Instances?

I have an Active/Active SQL Server 2008 R2 cluster. There are two named instances on each node and no default instance. I need to deploy SSIS packages to the different instances. To do this, I ...
0
votes
0answers
280 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: ...
2
votes
1answer
455 views

Moving DBs (including System DBs) to new LUNs on a single node cluster

We have a single node cluster (SQL2K8 R2) currently utilizing storage on our old SAN. We'd like to migrate to storage on the new SAN without rebuilding or moving the user DB. The infrastructure ...
0
votes
1answer
147 views

Redo Logs Mysql Cluster

The mysql cluster has 4 directories namely D8 D9 D10 D11 for redo logfiles. But while inserting into table only one redo directory is used. I ran following command to get redo information "all dump ...
3
votes
1answer
693 views

SQL Server 2008 Cluster Across Two VMWARE Hosts

Vmware ESX 5 from a Vcenter Two Windows 2008 R2 VMs I am attempting to setup Failover Clustering using two VMs from within a Vcenter. Each virtual machine resides on a seperate physical host ...
1
vote
0answers
116 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 ...
0
votes
0answers
221 views

Cannot start SQL Server service on SQL Server cluster [closed]

I have a SQL Server 2008 cluster with 2 nodes. I rebooted both machines and now I CANNOT start the SQL Server service from: Node1 or Node2 or ClusterSQL (the cluster SQL Server) I am getting an ...
1
vote
1answer
105 views

Data usage increases initially when reorganize partition mysql cluster

In my MySQL cluster, the data usage of 4 data nodes is approximately 77%. I added a new data node online, and attempted to reorganize partition to redistribute data among all data nodes. But before ...
2
votes
1answer
858 views

SQL Server cluster questions please

We have SQL Server 2008 R2 cluster active/active/active (a, b, c) and three instances run on this environment. We did a test on one of the instances, and failover test. Manual failover from node c ...
0
votes
1answer
261 views

SQL Server weird issue with indexes and query planner

We had a bunch of crashes and restorations a few days ago and following those, the SQL Server DB has been acting strangely. We know that there were some issues with the failover clusters due to which ...
5
votes
2answers
1k views

Manually moving SQL instance to another node causes immediate database mirror failover

I have a two-node SQL cluster (2008 R2). Some of the databases within that SQL instance are mirrored to another server on a remote site, using the High safety with automatic failover. The mirroring ...
1
vote
2answers
181 views

Multiple database servers for performance vs failover

If I have two database servers, and I am looking for maximum performance vs high-availability, what configuration would be best? Assuming the architecture is two load-balanced web/app servers in ...
0
votes
1answer
171 views

Load balancing after clustering is failed in SQL Server cluster

This is what I have been asked today on my interview for a SQL Server DBA position: It is an active - active cluster configuration. The primary node is in NY and the other node is in Rio. The NY ...
2
votes
1answer
669 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) ...
1
vote
1answer
138 views

Set up AlwaysOn in virtual environment: How to add nodes to domain? [closed]

On a beefy server, I have a few Virtual Machines (VMs) running. On one of those, I have Domain Controller (DC) with a domain name (ex:SQL.AD.COM) running successfully. Now, I need to add the other VMs ...
3
votes
1answer
443 views

Are there problems with using SQL Server AlwaysOn Availability Groups with Windows 2008R2?

[Cross post from StackOverflow] Brent Ozar published this webcast (slides, video with free registration) entitled "Real-Life SQL Server 2012: AlwaysOn Lessons Learned", in which he repeatedly states, ...
2
votes
1answer
316 views

AlwaysOn Availability Groups: Confusion with some concepts

In Sql Server 2012, I am trying to install Failover Clustering to configure AlwaysOn Availability Groups. When I run Cluster Validation test wizard, it comes back with a lot of errors. One of them ...
6
votes
1answer
290 views

Storing logs on per day basis in PostgreSQL

Requirements here are to store historical logs. For the sake of simplicity I'll assume this sample scenario where we are selling some products on our website and we need to keep records of sales of ...
41
votes
5answers
5k views

Why can't RDBM's cluster the way NoSQL does?

One of the big plusses for nosql DBMS is that they can cluster more easily. Supposedly with NoSQL you can create hundreds of cheap machines that store different pieces of data and query it all at ...
1
vote
1answer
547 views

What is the difference between Oracle clusterware and Real Application Clusters?

What is the difference between Oracle clusterware and Real Application Clusters? If we have 2 servers and want to join them into a cluster why there are two separate software products?
2
votes
1answer
720 views

How many database licenses do we need for setting 2 servers (nodes) into a cluster?

Suppose we have a server that has only 1 CPU with 1 core, so we need 1 Oracle database license for installing a database into it. Now, if we would need to add a second server, combine them into ...
4
votes
1answer
1k views

Continuing failovers on production server

At least a few times a day, my main production server has recently begun failing over. Only, the quorum doesn't move to the other node. I ran the validation report, and got a lot of info I don't ...
1
vote
0answers
41 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 ...
1
vote
1answer
646 views

Is it bad to assign specific processors to SQL Server 2008 R2 cluster instances?

I have a SQL Server 2008 R2 failover cluster with a passive node and an active node. The servers are physically identical. I have two instances of SQL Server, one set to use all the CPUs in the ...
1
vote
1answer
421 views

Experience using ScaleArc in test or production?

Has anyone had any experience using ScaleArc? My CTO has asked my thoughts on it, and I have seen no information out there regarding real-world experiences.
5
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2answers
2k views

Advantages of using PgBouncer vs HAProxy?

Are there any advantages for using one over the other? I'm only looking at options to hide the actual IP address of the master and slave servers from my processes, and not having to restart them if ...
6
votes
1answer
451 views

Executing Powershell SMO against a cluster with elevated privileges to update service accounts

I'm working on a Powershell script to update service accounts on named SQL instances in a failover cluster. I'm trying to use the SMO and WMI to update this so that I can update the service account ...
0
votes
1answer
543 views

What are the naming rules for named instances on a cluster?

I am planning to install two SQL Server 2008 instances on an active/passive cluster. Each instance is supporting the same application, but the DBs will be supporting specific geographic locations. I'd ...
3
votes
1answer
229 views

MySQL licensing

I have looked at a few questions posted in stackoverflow http://stackoverflow.com/questions/225987/can-someone-explain-mysqls-license-and-what-it-means-to-closed-source-developme ...
1
vote
1answer
141 views

MySQL Cluster Steps To Recover Data If Catstrophic Failure Occurs

I want to know if a catstrophic failure occurs (like a power outage), and all nodes in MySQL Cluster are shutdown in cluster then data will be lost even though a backup was taken? Or it possible that ...
0
votes
1answer
2k views

How many IP numbers are there for a SQL server active active cluster setup also a active passive setup?

How many IP numbers are required for a SQL server active/ active cluster setup also what in the case of an active/ passive setup? Correct me if I am wrong 2 for private network 2 for public network ...
1
vote
2answers
2k views

Creating High Availability Cluster with PostgreSQL

I am new to database design. I have a task to create a high-availability cluster. I Googled a lot, however I haven't found any good way to do this on PostgreSQL. Where should I start and what are ...
2
votes
1answer
254 views

Move DTC from one node to another in Windows 2003 R2 Clustering

I have a Windows 2003 R2 two node cluster that is running MSDTC as part of the Cluster Group. Is it possible for me to change the current MSDTC owner without moving the entire Cluster Group to the ...
2
votes
2answers
167 views

Teaching Slony replication to select slave nodes

There is a system with up to 256 nodes in db cluster. We need to replicate some data from one of them across to all others. But for every row to replicate there is a list of nodes where it must be ...
4
votes
1answer
2k views

Setting up MySQL Cluster on Two Systems

I am attempting to setup a MySQL Cluster. I have the folllowing setup one management node two data nodes another machine on which two more nodes reside Below is the config.ini file: [ndbd ...
5
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2answers
4k views

I cannot get SQL Server 2012 to install the database engine

SQL Server 2012 installation on a standard Windows 2008 R2 server. It refuses to install the database engine or sql replication. During the installation I got no errors saying that it wasn't ...
6
votes
1answer
323 views

De-Cluster SQL Server 2012

Is there any way to 'de-cluster' an instance of SQL Server 2012 that was installed using the 'New SQL Server Cluster Installation' option? We are having issues with the failover portion of clustering ...
4
votes
1answer
176 views

SQL Server Mirroring kicks in before cluster has time to fail over

I have two clusters each with two nodes configured in active/passive; the two clusters take part in a high-availability mirroring session using a separate server as the witness. When a node fails in ...