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

-1
votes
2answers
20 views

How to open Hyper-V Manager in Hyper-V Server 2012?

In Windows Server 2012, to open Hyper-V Manager, in Server Manager I would just go Tools >> Hyper-V Manager. How do I open Hyper-V Manager in Hyper-V Server 2012? I want to allow replication to this ...
0
votes
1answer
31 views

dfs replication verification

Was wondering if there is a way to verify every single file from the source server is replicated over to the secondary server. I understand there's a command get-dfsrfilehash that can verify the files ...
0
votes
1answer
34 views

Server returned 'request expired' less than 0 seconds after request was issued, but it shouldn't have expired for at least 600 seconds

When I click save & restart VMWare Replication Appliance VRM service: Getting this error Error applying startup configuration: Server returned 'request expired' less than 0 seconds after request ...
0
votes
1answer
14 views

Cassandra NetworkTopologyStrategy

I would like to configure the following multi-datacenter Cassandra cluster: DC-EUROPE has 3 Cassandra nodes (1.1.1.1, 1.1.1.2, 1.1.1.3) DC-ASIA has 3 Cassandra nodes (2.2.2.1, 2.2.2.2, 2.2.2.3) Each ...
4
votes
1answer
38 views

7-Mode snapmirror status post link change

In a Netapp with a snapmirror relationship to another Netapp in 7-mode, what are my options of checking replication performance through Data Ontap? We upgraded the link and want to know how snapmirror ...
-1
votes
1answer
29 views

MYSQL replication - Security suggestions on replicate over the internet [closed]

I'm going to launch a new web service, but i have few funds to start this business. I was taking a look at OVH Dedicated Infrastructure servers, but such a service costs at least 250 $/month, too much ...
0
votes
0answers
47 views

Unable to edit Account Options with Delegate AD access (Access Denied)

We allow the IT services in other countries to manage certain parts of their AD/OU via Delegate Control. Under one Country OU, the delegate rights to edit Account Options are no longer working. This ...
1
vote
1answer
86 views

Can't connect to MySQL 5.5 with SSL

I am trying to get MySQL SSL replication setup for two brand new RHEL 6.6 x64 servers. I have replication working without SSL, but I can't get it set up with SSL, and can't connect directly using SSL ...
-1
votes
0answers
13 views

How can we configure the Streaming Replication(master-slave) on single SAN storage in PostgreSQL? [migrated]

I want to configure the Streaming Replication in PostgreSQL.My data directories of Primary and Standby are in same SAN storage.Is it Possible to do replication.
0
votes
1answer
41 views

Windows Server 2003 AD Replication error 1864

Quick question on Active Directory replication. The AD topology is simple: Hub site and 10 Branch sites. I have one connection object between Branch "A" DC and Hub DC in Active Directory Sites and ...
0
votes
0answers
37 views

50% of requests failing to one host

I've encountered a weird bug and ran out of ways to troubleshoot it. I've set up 3 virtual machines: LVS, RS1 and RS2. RS1 and RS2 are running a simple php website. RS2 is an exact copy of RS1 with ...
1
vote
2answers
75 views

Location dependant dns redirection

I have a corporate network with two sites. Each site has its own domain controller with dns service and both domain controllers are servicing the same company.net domain. We have an mpls network set ...
0
votes
0answers
20 views

Not received replication information orphaned domain controller win 2008 R2

All 3 our domain controllers in 3 different sites keep generating the same active directory error. This directory server has not recently received replication information from a number of ...
2
votes
0answers
31 views

When and how should we shard MongoDB when we are bound to physical machines?

We maintain a search service that serves data from MongoDB. Our Mongo production instance is arranged in a 4 node replica set across four physical servers. The database is comprised of several small ...
2
votes
1answer
51 views

remote Powershell script Scheduled task

I am having trouble running a Powershell script as a scheduled task. The script remotely logs into two Hyper-V hosts, queries the replication status and emails the result back to me. The script works ...
0
votes
0answers
39 views

Mongo secondaries stuck at startup state

I have a MongoDB replica set with secondaries that won't make it past the STARTUP state. The database is large but they should have moved to STARTUP2 by now. The correct ports are open as I can ...
2
votes
0answers
65 views

combine two mysql replication log files

So I use a master-master replication of a mysql database and load balance traffic between the two. This results in server A with a binlog of all it's transactions and Server B with a binlog of only ...
1
vote
1answer
35 views

Does Hyper-V Replication support memory replication?

Does Hyper-V replication support the replication of memory, or is it just the deltas between disk writes? ie, in a fail over situation would a server with a memory fault have this same memory fault ...
1
vote
0answers
43 views

Postgres streaming replication over Internet

all: I want to set up two PostgreSQL servers, one as master server and the other one as a hot standy, using streaming replication. I have done this before in LAN environments, but I would like to ...
3
votes
2answers
97 views

Replicated shared filesystem

I'm looking into setting up a shared filesystem/file server on AWS (EC2) infrastructure that offers replication and fairly painless failover. This filesystem would host potentially millions of files ...
4
votes
3answers
147 views

Replicating a linux web server

I'm planning on replicating a web server for high availability purposes. The server is running as a Ubuntu 15.04 virtual machine in Hyper-V and has MariaDB 10.0, Apache 2.4 and PHP-FPM 5.6 installed. ...
1
vote
2answers
80 views

LDAP syncrepl with kerberos authentication

I'm trying to set up a replication server for LDAP using syncrepl. I would like to use Kerberos to authenticate the consumer, because we have it set up, and it seems more secure. The database ...
0
votes
1answer
72 views

OpenLdap Replication

I have installed openldap on two machines and tried to setup multi-way replication.I am able to perform the multi-way replication (Add/Update/delete) when both the machines are up and ldap is running. ...
0
votes
1answer
60 views

Best way to copy file server 2008 r2 contents to a new 2012 r2 server [closed]

I am making a DR site over the cloud and want to upload all my file server contents in the fast and most suitable way. There are many options like; XCopy Robocopy DFS Replication Third party tools ...
1
vote
1answer
39 views

Changing tablespace on table with streaming replication

I've been searching for answers for a while know but can't find any reliable source. We have 2 postgres servers that replicates using streaming replication. I now need to move some tables to a ...
0
votes
1answer
58 views

Replication not working on DC

I am getting the following error (4612) on my secondary and tertiary DCs: The DFS Replication service initialized SYSVOL at local path C:\Windows\SYSVOL\domain and is waiting to perform initial ...
0
votes
0answers
25 views

glusterfs unable to read gsyncd status file

Goal I wanted to try glusterfs geo-replication in some virtualboxes on my computer for later use distributed on multiple sites. Configuration I installed glusterfs 3.6 on ubuntu 32bit servers like ...
1
vote
1answer
147 views

Domain controllers won't replicate

I recently removed a secondary domain controller (forcefully) and created a new one as secondary for the same domain. The problem is, is that the new secondary can see the primary and itself, but the ...
1
vote
2answers
78 views

Invalid method Parameter when calling DfsrConnectionInfo->ForceReplication() with WMIC

In our AD infrastructure the SYSVOL is replicated by DFSR. I want to force replication using WMI (ForceReplication method) via WMIC: wmic /namespace:\\root\microsoftdfs path DfsrConnectionInfo call ...
0
votes
0answers
12 views

Postgres 9.3 maximal cluster size with streaming replication [duplicate]

First, I quote from https://wiki.postgresql.org/wiki/Binary_Replication_Tutorial: In Streaming Replication, the master and the standby have special processes called the walsender and walreceiver ...
1
vote
1answer
363 views

Missing SRV record at DNS server

Server 2008R2. 2003 functional level. One of my branch DCs, which we will call BranchDC1, is not registering SRV records in example.com/_msdcs/gc/_sites/_tcp. The DC is marked as a Global Catalog in ...
1
vote
1answer
67 views

Server with multiple replicate=do-db entries

I have a server that someone has setup which are acting as a master-master on both servers. Since they have been configured as both master on the same database, changes in one end has caused all sorts ...
8
votes
1answer
792 views

Is it a good idea to store Docker volumes in glusterfs?

I am currently thinking about migrating some of our servers and apps to a coreos enviroment. One of the problems I see here is the management of persistent data as coreos does not handle Docker ...
-1
votes
1answer
34 views

How do I set up a geographic mirror site for LAMP?

I have a server that's running on the standard LAMP stack. I have web services that read a MySQL database to control access to certain content. If the content is allowed to be accessed then it is ...
0
votes
0answers
26 views

How perform a offline defrag of the the DFS Database

I have read in some posts that an offline defrag of DFS database you should do in case of an error (Jet Errors for example) during replication. Unfortunately, nowhere do I find a guide on how I can ...
0
votes
1answer
122 views

Tomcat does not replicate session attributes

I am struggling with configuration of session replication in Tomcat cluster. Ramki's articles about Tomcat Clustering helped me a lot. Load balancing and sticky session works well. SessionIDs are ...
-1
votes
1answer
50 views

Main server 2008R2 crashed. Need to copy AD from another server in same IP range

Unfortunately the main server crashed and I have re-installed Server 2008 R2 Standard in it. The server had only ADDS, DNS Services and File Services. I have the AD on a desktop computer where Server ...
0
votes
1answer
40 views

What is the difference between Site Link Bridges and BASL?

I have a hub and spoke network where the spokes can't communicate with each other. I understand that BASL is what's responsible for making links to sites that are non routable. How does a Site Link ...
0
votes
0answers
66 views

Best practice of using MongoDB Replica Set on AWS EC2

MongoDB needs at least three replica set members on independent locations to work automatic failover correctly. However, some of AWS Regions (such as ap-northeast-1) have only two Availability Zones. ...
0
votes
1answer
25 views

Postgres replication via different interfaces

I have one PG master server that replicates itself to one slave server. Also I would like to replicate this master to slave that is in another network. Master has 2 interfaces, and there are ...
2
votes
0answers
68 views

Solution for file data backup, versioning and replication

We have a growing set of data files (.wav files, image files etc) which are data, i.e not part of the application code - uploaded and modified by users. The number of files is in the 1000s and the ...
1
vote
1answer
35 views

Error when using sp_addscriptexec

I have tried to run the following command on my server that is using sql 2008 merge replication sp_addscriptexec MyPub, '\\my-server\MSSQL\updateTablePermissions.sql', 1 and I get the following ...
0
votes
3answers
489 views

MySQL “Duplicate entry” Errors on the Slave break replication all the time

I followed this tutorial: https://www.digitalocean.com/community/tutorials/how-to-set-up-master-slave-replication-in-mysql Unfortunately the replication stops on the slave all the time with: ...
3
votes
0answers
129 views

AD Replica DC Promotion Stall

I recently inherited infrastructure duties for a small startup I am working with. My traditional role has been development, so bear with me... I was hoping to start off on the right foot, and get ...
0
votes
0answers
44 views

OpenLDAP - syncrepl errors but replication is working

I have 2 openldap servers working in master-slave configuration. I am using simple bind for replication but on slave side I find log entries like this: ldap_sasl_bind_s failed (-1) ...
0
votes
0answers
103 views

Problems with OpenLDAP-Replication

we just set up a Ubuntu Server with OpenLDAP running. We also have a second server, running Ubuntu as well. Now i tried to set up the replication using this guide: ...
0
votes
1answer
56 views

How do i replicate files between two different file structures?

I've got a directory which contains hundreds of thousands of files. A file typically looks like this : CED375_description_01.jpg. I need to move this file to another directory, but the file needs to ...
0
votes
1answer
640 views

Active Directory Replication Errors

I am very new to this so bare with me, but we just installed a second Domain Controller on our domain. The installation of DC 2 went along with no hiccups. However I am running into an issue with ...
0
votes
1answer
44 views

Sql server 2008 - server name changed

I have changed the computer name of the server where sql server 2008 r2 is installed. Old name is WIN-OUJEKRMGXXX and new server name is KASURDYYY When i configure replication following error occurs: ...
0
votes
0answers
54 views

Can I get a running list of executed queries from mysql to trace problems?

This question was formerly: "Mysql replication logs are filling disk and halting server". However, I'm asking the community if there is a command line trace or live log that I could tail -f and see ...