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.

learn more… | top users | synonyms

0
votes
1answer
25 views

Amazon RDS replication with external slave

I've recently configured a replication with an external MySQL master and RDS as slave but now I need to reverse that config and use RDS as master and the other instance as slave. Actually I use a vpn ...
1
vote
1answer
2k views

Ubuntu 12.04 glusterfs volume failed to mount at boot time

I have just setup 7 KVM guests, all running Ubuntu 12.04 LTS 64bit Minimal server to test out glusterfs 3.2.5 from the Ubuntu official repo. Two of them form a mirrored pair (i.e. replica 2), and five ...
1
vote
1answer
45 views
+50

GlusterFS replication between DCs without unnecessary overhead?

For testing purpose, I installed four GlusterFS nodes and created a replicated volume with a replicate count of 4. Two Gluster nodes reside in DC A, while the other Gluster nodes reside in DC B. Now ...
0
votes
0answers
24 views

Removing a replication group

I am trying to un-install DFS on Windows Server 2012, that way I can try to re-install it as my servers won't talk to each other when attempting to replicate. I keep getting an error message that says ...
4
votes
3answers
7k views

MySQL simple replication problem: 'show master status' produces 'Empty set'?

I've been setting up MySQL master replication (on Debian 6.0.1) following these instructions faithfully: http://www.neocodesoftware.com/replication/ I've got as far as: mysql > show master ...
1
vote
1answer
965 views

Can't setup 3 nodes MongoDB recplica set

I just follow instructions in MongoDB document Replica Sets - Basics to setup a 3-node Replica set. Everything goes fine when I do the initiate and add first node in the primary. [foo@host-a ...
0
votes
1answer
1k views

SQL Server replication pending transactions

I'm having a problem with a transactional replication. I have the publisher in my server and there is a subscriber in another server. In my server, if I go to the details of the subscription I can ...
6
votes
1answer
192 views

DFSr detected that a file was changed on multiple servers, but “winning” file and that moved to conflicts folder have same hash

We've just deployed a new DFS replication system between two Windows 2012 R2 servers. We cloned the DFSr database using MS's recommendations ...
0
votes
0answers
18 views

MySQL replication shuts down after rotate of binlog

I have following issue. I had successfull setup of master-replica(row-based). It has been running for 2-3 hours. After bin-log was rotated -> mysql-bin.index file got corrupted on master. Here is ...
2
votes
5answers
2k views

SQL Server 2008 R2 transactional replication over VPN

I'm having difficulty setting up replication over a VPN. I have a SQL Server 2008 R2, Enterprise Edition database on a Windows 2008 R2 Server. SQL Server is running on a non-standard port. I have ...
0
votes
0answers
33 views

MSSQL 2000 replication, incrementing an integer column on a single row using an update statement [migrated]

I have 2 web servers, both of which connect to separate mssql 2000 database servers, these two servers use merge replication in order to collate tracking data. Now each web server runs an update ...
0
votes
0answers
17 views

Add security/authentication to mongodb (2.6) without downtime?

We have a 3 node replica set (running 2.6.1) that's running mostly defaults. We'd like to add authentication, but do it without downtime. I'm fine with restarting the nodes one-by-one and even ...
1
vote
0answers
22 views

SQL 2008 over the internet replication

Please excuse me for the (probably) stupid question, but SQL Server is not my main proficiency here... I have 2 SQL Server 2008 R2 servers, one in an AzureVM and another one in my local datacenter. ...
0
votes
1answer
42 views

Mysql - best setup for 4 replication databases and another standalone

we would like to merge on one server 2 mysql instances coming from 2 different server : 4 databases on the first instance, which is a replication slave, which are replicated from a master 1 database ...
1
vote
1answer
4k views

How do I fix issue causing “incomplete startup packet” log message trying to implement replication in Postgresql?

I've got two cloud servers running Ubuntu 13.04 and PostgreSQL 9.2. I've primarily used this blog post to aid me in setting things up. However, to do the initial database dump to the slave I'm using ...
2
votes
3answers
2k views

Subversion cluster / replication / HA

What's a good way of making SVN highly available? We take backups of our Subversion server, but this is not enough, as svn is very important. We would like to implement some HA mechanmism for ...
0
votes
0answers
33 views

Why does freshly created MySQL slave keep throwing foreign key errors?

We are running Ubuntu-14.04 LTS with its stock mysql-5.5.40 and mysql-utilities-1.3.5 and we are setting up some master/slaves couples. Some of them get up without any issues just like usual, but some ...
2
votes
1answer
30 views

Missing DomainControllers in Active Directory Object

We are setting up a new network environment that will have two domain controllers and ran into an issue with Windows not recognizing the existing domain controllers (DC-01 and DC-02) as Domain ...
2
votes
3answers
2k views

SYSVOL replication over DFS-R

When we migrate our production DCs to Server 2008 I would also like to move away from FSR to DFS-R for SYSVOL replication. My problem is that I setup a quick lab to test it out but it's not going as ...
1
vote
2answers
290 views

SQL 2005 replication not working

I am in the process of creating replication between 2 remote servers, server 1 is the distributor and publisher and server 2 is the subscription Server 1 windows 2003 server 192.168.10.1 connected ...
0
votes
0answers
39 views

LDAP Replica with TLS

I'm having trouble to run the replica LDAP with TLS, without TLS, all works !! Provider and Consumer are identical CentOS release 6.5 rpm -qa | grep ldap openldap-clients-2.4.23-34.el6_5.1.x86_64 ...
1
vote
1answer
62 views

My Active Directory replication settings don't look right

I have recently added a new site to my Active Directory domain (single forest, single domain). I have mapped subnets to the sites, and added one DC to the new site with our remaining 4 on the original ...
0
votes
1answer
28 views

Replication Issues in Active Directory - Computer Objects showing up in multiple OUs

There seems to be replication issues in the domain , but there is a strange occurrence. Some computer objects are moved to a different OU ; after a day when i searched for those computer objects in ...
1
vote
0answers
32 views

MSSQL Server 2008R2 Replication stall, no latency, no errors, missing data on subscriber

This morning after performing a routine database deployment of two new tables I noticed that transactional replication had stopped for more than 3 hours. When replication resumed it picked up 3+ hours ...
0
votes
0answers
21 views

sql web replication ?diag errors

Trying to configure web replication, and running into a number of issues. When running replisapi.dll?Diag, I receive the following errors: CLSID_SQLReplErrors FAILED 0x80040154 replrec.dll classes ...
2
votes
3answers
1k views

MySQL per-database replication?

So, my problem is interesting: we want to migrate from one server to another. We made a master-slave replication, but my boss came with the idea to make migration one database at a time. So he asked ...
0
votes
1answer
2k views

How to setup replication between my two ISPConfig3 servers

I'm follow the excellent tuto ISPconfig3 web server on Debian 6 and I try to run it on a replication server. My purpose is to make a rescue server who, when my master server down, take over. ...
0
votes
0answers
29 views

Dovecot Replication(between CentOS vms) not working

I have the following configuration: 2 Virtual Machines(set up using Vagrant) with CentOS 7( master_1 - 127.0.0.1:2222 and master 2 - 127.0.0.1:2200). Each has installed postfix + dovecot 2.2.10. My ...
1
vote
0answers
101 views

Hyper-V Replication of VMs with Symantec Endpoint Protection Manager and Symantec Mail Security

I'm hoping for some advice on replicating Hyper-V VMs which are running Symantec Endpoint Protection Manager (SEPM) and Symantec Mail Security for Microsoft Exchange (SMSMSE). The problem is the large ...
2
votes
1answer
80 views

mongodb keep looping while trying to sync data

I'm converting my my standalone mongodb into a replica set. I've added one more member (and I want to add two more members later, and to shutdown the primary server). My primary mongodb is running ...
0
votes
1answer
46 views

Communication errors while trying to replicate mongodb

I'm trying to replicate my mongodb database, I've crated 2 VM on my windows azure account. both of them are Ubuntu 14.04. I've opened 27017 port on both of them, and installed mongodb latest version. ...
1
vote
2answers
118 views

How to clone a linux live server with no stopping it?

This is my current situation:+ A linux server containing several web applications that cannot be stopped, with no physical access to it, only via ssh. This is what I need: I need to replicate it to a ...
0
votes
1answer
58 views

how to use mysql database replication to backup a single database

Suppose I want to replicate a single database in mysql on my slave, the master might be creating and writing to multiple databases. is this possoible? or does the replication slave have to replicate ...
-10
votes
1answer
48 views

MySQL : How to lock all write in all databases? [closed]

I need to block all writes (insert , update, delete) on all databases. How can I do that ? Put all database in Read Only for a period time.
0
votes
2answers
696 views

MySQL: Replicating the MySQL database

I have a primary write server (server1) which replications to two servers (server2 and server3) which are query servers. I am replicating all databases to these servers including the MySQL database. ...
0
votes
0answers
48 views

Why is MSSQL 2008 saying @filter_clause is invalid and that articles do not exist when creating a new publication from a script?

I have a snapshot publication on a test server with a pull subscription set up on another test server (both SQL Server 2008 R2). This publication takes a snapshot of a few columns in a few tables for ...
-1
votes
1answer
39 views

Can bad DNS replication cause a user to loose connectivity to a shared drive [closed]

We have multiple users that loose connections to shared drives on a particular server. I am able to ping the server hosting the files but can not see the host, or directories. Also its not 1 user, its ...
0
votes
0answers
67 views

Replicated MongoDB server slower than simple shards

I tried to compare the performance of a sharded configuration against a sharded and replicated configuration. The sharded configuration consists of 8 shards each running on three different machines ...
1
vote
1answer
157 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 ...
0
votes
1answer
192 views

GlusterFS - Replication Over Odd Numbers Of Nodes

I tried to create a replicated volume across my 3-node cluster with the following command: sudo gluster volume create \ replicatedStorage \ replica 2 \ transport tcp \ gluster1.mydomain.com:/data \ ...
-1
votes
1answer
27 views

Hw much gets stored for each GB after replication and backups [closed]

Does Google Drive, Dropbox, or other file storage services generally use Backups or do they rely solely on replication? How many copies do they replicate?
0
votes
0answers
24 views

PostgreSQL replicate data have different time

I'm notice that when I replicate data between 2 server with different time zone, the time data in PostgreSQL is shifted when I load it to a client (in my case, a Rails console). I thought all ...
6
votes
6answers
4k views

Is it possible to use an EC2 RDS MySQL instance as a slave to an external master?

I have a master MySQL instance running on our local network, but I was wondering if I can get an EC2 RDS instance to replicate the master or is this locked down by amazon?
0
votes
1answer
31 views

How to recover a degraded MongoDB sharded cluster?

I've had problems with a MongoDB replica set of my sharded cluster. The current status of the nodes is: node1: primary (but apparently vetoed by node3 that needs to sync) node2: rollback (it was the ...
0
votes
0answers
85 views

MySQL replication across availability zones in AWS resulting in lag

I have 3 EC2 instances, each running MySQL. 2 are slaves replicating from the master. The master is located in the availability zone eu-west-1b. One of the slaves is in the same zone, and the other ...
1
vote
1answer
68 views

Do both Active Directory servers need to see each other for replication?

I'm trying to set up a remote DC for DR, and I've chosen to put it in AWS in a VPC with our other servers being backed up. I can restrict that with security groups to only accept traffic from the main ...
0
votes
0answers
638 views

The Destination Server is Currently Rejecting replication Request - Error Event ID1864. Warning ID 2092

hope some one can help me with the subject mentioned error. My current set is that I have physical Win2k8R2 Box and a Virtual server with the same configuration. recently I am having replication ...
0
votes
0answers
33 views

Bucardo status does not feel if the slave is down

I am using bucardo as third party to postgresql replication between two sites. everything ok except buacrdo status <sync_name>. I have a Master-slave sync on master server. when I poweroff the ...
0
votes
0answers
25 views

SQL Server 2000: Monitor replication

starting with (Microsoft) SQL Server 2005, there are stored procedures available to monitor replication (http://www.g-productions.nl/index.php?name=sp_replmonitorhelppublication) But as we are a bit ...
1
vote
1answer
122 views

SAN Synchronous Replication and SQL Server - Is RPO of 0 possible?

I am working on a solution that is using SQL Server 2012 SP2, but without the use of AlwaysOn availability groups. This is due to cross-database transactions, that does not work for this scenario. ...