1
vote
0answers
36 views

DFS Replication Manager on Failover Cluster Nodes

I currently have a VM architecture setup for high availability / manageability. The one point of failure is that I have a single windows 2008 machine that runs DFS replication across the servers in my ...
1
vote
2answers
64 views

MySQL Replication threeway

We have MySQL Multi-Master replication setup between two servers ( A & B ). It has been working for a few years now and life is good. The management tool in our office connects directly to ...
0
votes
2answers
159 views

MySQL geographic replication cloud

I currently have a standard local LAMP setup, (2 web servers, master/slave MySQL, load balancer). This is severing me well locally, but my global users experience slowness. I want to setup some ...
0
votes
1answer
324 views

Session replication in Tomcat

I have setup my cluster with one loadbalancer and 2 nodes with sticky session. I am using mod_jk for loadbalancing. I am having problem with proper session replication. I am using Tomcat 6. When I ...
3
votes
1answer
206 views

What is and what is not replicated in a glassfish cluster with a mod_jk load balancer?

I have a Glassfish (3.1.2) cluster over 2 computers as nodes, with a mod_jk load balancer. Are servlet instance variables replicated perfectly? If not, how do I make sure it is? Are all actions, ...
4
votes
3answers
228 views

Converting our budget-strapped dev environment to ESXi - how to maximize availability on the cheap

We've already run through the process of virtualizing our production servers and now we want to do the same with our dev environment. However, our provider took care of all of the ESX host and cluster ...
4
votes
2answers
914 views

Multiple VPS with mirrored database and filesystem

I've developed interest in VPS clusters lately and it seemed like a great idea to try to set up a multi-VPS setup, which I will describe below. It isn't really meant for production use, but more as an ...
0
votes
3answers
645 views

Multiple Active Nodes with SQL Server 2008 R2

Is this possible either out of the box or using additional tools or frameworks? I'm looking to set up at least two simultaneously active machines to better understand how high scalability for ...
2
votes
5answers
3k views

mirrored filesystem across a few servers

I'm looking for a solution to mirror or replicate one directory (or one filesystem) across a few Linux servers. Ideal solution would be one, which permits all servers read-write access. I also want it ...
1
vote
1answer
1k views

Linux-based file replication: file-level or block-level?

I am currently re-architecting our backup solution and would like some input on how to do the replication portion. We have two sites, one much larger than the other, that we need to back up. I have ...
0
votes
0answers
234 views

Problem while Installing mysql cluster

I downloaded latest mysql cluster file 64 bit (mysql-cluster-gpl-7.1.9-linux-x86_64-glibc23) from mysql site. Ran following command to install mysql server. ...
1
vote
1answer
120 views

Mysql cluster strange behaviour

I have 2 mysql clusters on two different servers with management node on each of them. It went down someway. I ran following commands to start the cluster: Start the management node on srv1: srv1: ...
2
votes
1answer
817 views

Looking for advice on Hyper-v storage replication [closed]

I am designing a 2-host Hyper-V R2 cluster with 6-10 guests stored on a SMB iSCSI SAN device (probably Promise VessRAID). I will be getting at least two of the SAN devices and need to eliminate the ...
4
votes
2answers
233 views

MySQL Clustering and replication

I want to setup a MySQL cluster setup of two servers (M1-M2). I also want to setup MySQL replication between two servers (M1-M3). Is it possible to setup both clustering and replication as above. Is ...
2
votes
3answers
243 views

MSSQL Two Database Servers 1 Database

We have two servers. They are both HP DL 380 G6 servers with the same hardware and specs running Windows Server 2008. Currently the second server is a warm standby for the first with an automatic fail ...
2
votes
3answers
497 views

Blade Server Cluster High Availability Questions

I have a poweredge 1855 blade server with 10 blades I am trying to setup the system to handle: 1 plesk server for mail and dns + dns replication to another machine 1 system for httpd & mysql 1 ...
2
votes
1answer
2k views

Apache Derby master/slave replication and clustering

I'm interested in the possibilities of master/slave replication for Derby in client/server mode (if at all possible). However, I'm unable to find any material that either explains it in a decent ...
0
votes
2answers
848 views

wordpress on clustered (replication) servers

We have a clustered environment that our web sites run on. There are two web servers that are load balanced and one db server. All code is deployed to the primary server and automatically replicated ...