Replication is the process of sharing information so as to ensure consistency between redundant resources, such as software or hardware components, to improve reliability, fault-tolerance, or accessibility.
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88 views
How to do Merge Replication?
I tried to do synchronization of database between servers to synchronize a database using merge replication. Simply I've added publication in server A and subscription in Server B by declaring ...
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10 views
Openldap Mirror Mode replication failover
We have currently one master ldap server and around 400 slave servers which are partially replicated through that master.All openldap versions are same and 2.4.31
What we want is actually if master ...
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43 views
AD Replication Errors / KCC - Between two Domain Controllers
I'm having quite an issue that began a few days ago. Let me just lay out exactly what happened - also I've inherited this environment, please keep that in mind.
1st Domain Controller - Windows ...
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19 views
Remove a secondary from a mongo replica set without triggering re-election?
I had to add a new secondary node to my replica set yesterday so that I could do maintenance on another secondary node. Now that the maintenance is complete, I'd like to remove one of the secondaries ...
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51 views
Mutli-master file system replication with acceptable read performance
I am trying to configure replicated storage over three sites - each site having a full replica of a file system, using either GlusterFS, or XtreemeFS. This replica must be readable - very fast - ...
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53 views
Viewing the “Replication” tab for a replicated folder target in the DFS “Namespaces” node in the 2008 DFS console says replication “not configured”
On a server 2008 R2 box I setup a DFS folder folder in a namespace and then manually setup it up for replication in the "replication" node of the DFS console.
Now when I go to the "Replication" tab ...
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185 views
postgreSQL replication and failover with repmgr on Ubuntu
I'm new to Linux and have been tasked with setting up a redundant Linux DB server with PostgreSQL. preferably the fail-over needs to be automatic, but a manual process will be fine for now.
What I ...
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159 views
Replication with Veeam causes timeouts on large VM's
I have been trying to replicate two of my larger VM's one being Exchange 2003 and once the snapshot begins to commit the server begins to time out. I have updates my ESX hosts from 4.0.0 to 4.1 and ...
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153 views
Ways to speed up MogileFS rebalance?
I am in the process of upgrading storage for our MogileFS cluster and am using the rebalance and device drain features to migrate data from one set of devices to another. We have about 55 TB on one ...
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93 views
For a simple replication over 2 server computers, should I use glassfish replication or ubuntu replication, or something else?
I want to set up a simple replication or exact mirroring, using 2 server computers I just bought, for the following purpose:
I want to set up some websites, which, by design, may eventually need to ...
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118 views
PostgreSQL 1 master, multiple slave replication over slow links
I have a current use case in which remote computers query a central PostgreSQL database over a internet connection (read-only). We would like to implement a "stand-alone" system for these terminals so ...
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127 views
DFSR: Break large replication group into multiple smaller replication groups?
Is there a way to break a very large replication group into smaller replication groups while avoiding a huge backlog while it re-syncs or verifies the files in each smaller replication group?
I have ...
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310 views
Offline Address Book Not Replicating Between Exchange 2010 and Exchange 2003
I have recently installed Exchange 2010 in our Exchange 2003 (SP2) environment. So far everything has been great, until we noticed creating new users does not populate the OAB for people still logging ...
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123 views
Identity Range Management problem
Recently upgraded from SQL Server 2000 to 2008. When we recreated the Merge Replication we decided to use Automatic Identity Range Management (since it is now the default in 2008). The problem is ...
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472 views
Web sync merge replication cannot connect to publisher
Before I start I would like to clarify that I am setting up a test
environment to configure & test WebSync before carrying out a
deployment at a client. My machines are all running SQL Server ...
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36 views
SQL - progmatically change refresh rate for ALL publishers in replication monitor
How can I change progmattically change the refresh rate of all the publishers in the repliation monitor ? Without going into each one to change it's publisher setttings.
MS SQL SMS 2008 R2
AHIA, ...
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72 views
Which method of SQL Server 2005 or 2008 Replication is best for ease of field changes?
We need 15 minute warm updates from one SQL Server to another. Log Shipping looks good and appears easy to setup. We are also looking into Transactional Replication. The data only needs to copy one ...
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36 views
MSSQL server 2005 replication - article properties
When i replicate some db, my schemas, roles and user information (connected with that db) are not replicated. Moreover, if table in db is empty, replication don't create it on subscriber side. How to ...
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459 views
Setup MSSQL replication with peer to peer topology: problem setting up Conflict Detection
I'm setting up a SQL Replication strategy, using MSSQL2008 with peer-to-peer publications (2 servers, each one subscribes to the other).
I followed this HOWTO from MSDN, and the setup seems to be ...
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36 views
MySQL - Adding another master to an already configured cluster
We currently have a MySQL 5.1 Cluster of two master servers.
Eventually we would like to move to 5.6, while also adding 2 more servers.
What is the best way to achieve this? This is what i had in ...
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20 views
Identical tables, different sizes?
I have transactional replication with updatable subscriptions going between a few SQL 2008 R2 servers (publisher is Enterprise, subscribers are Express).
I need to add another subscriber, and come to ...
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40 views
Syncrepl support in Mac OSx 10.8 OpenDirectory
From Ryan Faas's article Apple's OpenDirectory does support overlays but I can't seem to enable the syncprov or accesslog overlays. Adding following block to slapd_macosxserver.conf turns the server ...
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27 views
How to do replication of data on mysql?
i am trying to do mysql replication for my site database. i searched on internet but did not get proper solution for replication. i am looking to do replication on same server.
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17 views
automatic replication to remote dirs
I have a web server accepting file uploads. In my php file I move the uploaded file to a specific dir1. dir1 is a mount point from fileserver1 via NFS. Now I would like to do this
(which does not ...
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50 views
how to configure postgresql 9.2 streaming replication?
I am new in postgresql 9.2.
I want to achive streaming replication (master-slave) in windows xp os enviorment .
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39 views
SQL server replication, subscription to remote server : issue while choosing the publisher
I am trying to create a subscription to a remote server having SQL 2008 R2
the client PC is connected through VPN to the server and can discover it successfully.
I can even connect to the database ...
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100 views
Hyper-V could not replicate changes for virtual machine: The file or directory is corrupted and unreadable. (0x80070570)
I'm having a strange problem where I have 2 HOST servers (new Dell Servers) running Windows 2012 STD and Hyper-V 2012 and they replicate stuff between each other (each machine replicated to other host ...
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35 views
unable to correctly configure UDP Port Duplication using iptables
I'm trying to duplicate the udp stream on port x to port y. I have xtables-addons installed and I'm doing a terrible job finagling this together.
iptables -t mangle -I PREROUTING -p udp --dport 8000 ...
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41 views
master/slave git repository server + monitoring
I have a git sever, let's call it a master one. On this server I have bunch of git repositories, where my developers pushes their code.
What I would like to have is a some kind of slave server. ...
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61 views
Merge Replication fails on some tables (multiple publishers, single subscriber)
We had set up merge replication with multiple publishers and a single subscriber. The articles are four tables (similar across all four publications).
The problem is that 1 of the tables has been ...
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27 views
Syncing media folders between (windows) servers
We are running a load balanced cluster of three web servers, all running Windows 2008. On these machines we are hosting a bunch of e-commerce sites, all with several thousands articles. This adds up ...
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107 views
Problems connecting to workstation share
Been having a strange issue with our file replication server. It will randomly have a problem mapping to a share. This server maps to tons of other servers using UNC paths, thats the sole purpose of ...
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203 views
FreeNAS replication over a WAN link
I am redesigning a network as such: One Server 2012 essentials domain controller and three backup servers spread over three geographical locations (one of which will be with the DC).
For the purpose ...
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101 views
How to use Unison or rsync for one to many sync-scenario?
There are some folder that I want to integrate to one folder on the remote end. This is the sample structure from the source folder:
c:\Repli\Folder1\file1.txt
c:\Repli\Folder1\file2.txt
...
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13 views
SQL Replication Help
I have a sql 2008 server using trans replication to a reporting server one way.
My question is if I want to restore a copy (with different name) of the publisher database from backup of the live ...
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27 views
SQL one way append replication
Let me describe the setup. There is one production database that is being filled with data on the daily basis.
We want to create replica (trans log shipping?) of the database on the other SQL server. ...
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114 views
lsyncd + csync2 : cluster of 3 or more nodes
I've got 3 (and potentially more) web servers hosting the same content (fronted by a load balancer). Thus, I need to make sure that files on these web servers are the same.
It appears that csync2 in ...
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28 views
Why are only certain settings syncing in IIS Shared Configuration?
I have 2 Windows 2008 R2 machines running IIS using a shared configuration file on a network share. This works fine for the most part. However, it seems that certain settings do not sync to the other ...
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103 views
LDAP Replication Issue: Need to convert Slave server to a Master server
We have followed this url https://help.ubuntu.com/10.04/serverguide/openldap-server.html for setting LDAP replication and is working fine. Now our master server goes down so please help us to change ...
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93 views
SQL Server 2005 Mirror table between databases on same server
I've been using transactional replication to mirror a table from one database to another and lately it's been a pain to keep running.
My goal is to simply keep an exact copy of a table in another ...
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33 views
How can I stop MySQL from writing null characters to the binary log index file?
I am running MySQL v5.1.41 on Ubuntu 10.04, with a master and slave. I recently had to fail over to the running slave, promote that slave, and launch a new slave. This worked fine, but now I am ...
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53 views
Bucardo sync slaves to other slaves
I am tasked to use Bucardo to sync multiple databases given the following constraints
One central office database
Multiple field units (laptops), each with their own copy of the database
When the ...
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71 views
Creating a remote failover(backup) for my Server 2008 Web edition webserver setup
I am looking for ideas on how to "mirror" if you will, any changes on my primary server, to a remote server. The remote server will be in a different geographical location, and I don;t need automatic ...
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36 views
SQL Server 2008 R2 transactional replication re-initialization with new stored procedure article
Is SQL Server 2008 R2 transactional replication re-initialization required when a new stored procedure article is added?
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140 views
What does “DFSR Backlog Count” represent?
What does "DFSR Backlog Count" represent? Is it simply the version difference between two members of a replication group or is it the actual count of files that need to be updated? I haven't pinned ...
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250 views
ShadowProtect and Image Replication with ShadowStream
I'm not sure if anyone here has made any real use of ShadowProtect software, more specifically, the ShadowStream server that can be used to replicate images and incremental s over the web to your ...
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338 views
Lync CMS replication is failing for all Domain Computers
I have Lync Server 2010 and Active Directory installed on 2 different Windows Server 2008 R2 machines.
I have added a Windows 7 PC to AD. And I have added this computer to Trusted Application Servers ...
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70 views
MySQL replication for scalability
Consider the following hypothetical scenario: A Web application receives 25% write traffic and 75% read traffic. Given that this application can tolerate reads that slightly stale, an easy way to ...
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214 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.
...
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39 views
SQL Server 2008 Merge Replication Up Only Table
I know it is possible to do a down only table but is there a way to do an up only table? I have a logging table that is used on the subscriber that needs to go up, but the data doesn't need to go ...
