Merge replication add new tables
I have setup merge replication in SQL Server 2012 for a database with around 300 tables and two subscribers. Whenever I add a new table in the publication properties, the agent generates a snapshot for...
View ArticleLag in MySQL replication
We have 1 master(x data centre) 2 slave(Y data centre) servers replicating over cross data centres. Sometimes in slave1 if we executes show slave status\G then seconds behind master is showing as '0'...
View Articlemongo: ERROR: child process failed, exited with error number 100
I successfully created a replica set of three instances on mongodb. Each member of the replica set is instantiated using a config file. When I tested it, everything went well, and executed successfully...
View Articleremote host is not reachable repmgr salve
I am trying to create a postgres replication configuration using two servers. The steps are similar to PostgreSQL 9.4 Replication with RepMgr and PgBouncer on Ubuntu 14.04 . I am using repmgr +...
View ArticleA way to syncronize data in sql express
I have 2 servers, one with SQL standard and the second one is express. I wanted to know if there is any tool or any way to synchronized the databases and making it work like replication without the...
View ArticleEHCache - RMI Replication using Tomcat
I am trying to replicate ehcache using multiple tomcat servers on different machine. I deployed jars associated with ehcache. When I am trying to replicate, it throws me an exception "Connection...
View ArticleMySQL failover - Master to Master Replication
My company is trying to implement a MySQL failover mechanism, to achieve higher availability in our webservices tier - we commercialize a SaaS solution. To that end we have some low-end VMs scattered...
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Cannot connect to a mongos
I am implementing a sharded cluster in a Windows environment. I first create the config server as follows: C:\MongoDB\bin>mongod –configsvr –bind_ip 192.168.1.4 –port 3000 –dbpath...
View ArticleOrient DB replication between Windows and Linux
Is it possible to replicate OrientDB databases between Linux and Windows? I am using Orient DB 2.1.11. I set up a Replication by the instructions here:...
View ArticleStrange replication in Cassandra
I have configured locally 3 nodes in on 'Test Cluster' of Cassandra. When I run them and create some keyspace or table also on all three nodes the keyspace or the table appears. The problem I'm dealing...
View Articlecommitlog broken after standby setup with pg_basebackup
I'm trying to replicate a database with pg_basebackup in order to use it as standby server. But when I'm trying to start up PostgreSQL I get the following errors and the server shuts down again:...
View ArticleSOLR Atomic update with replication
We have master > slave set-up with with our solr set-up. We use the master to push all the documents and slave as readonly. Currently I'm experimenting with Atomic update to improve indexing and...
View ArticleCannot modify stored procedure of restored database because source database...
I have restored the database from backup of production in DEV Server. Prod Server has multiple replications running on the database. But I have neither configured any replication in the DEV nor have...
View ArticleHow to Upgrade Master Slave MySQL on AWS RDS?
I already have Master Slave configuration on AWS RDS. We want to upgrade 5.5 to 5.6.23. ..What should be correct sequence to Upgrade ? 1. Upgrade Master ( Using Modify Instance ) --> Upgrade Slave...
View ArticleActive-active replication of a file system (servers far, servers go down...
I'd like to have an active-active file system replication between two linux machines. The machines are not on the same network and are connected to each other via a VPN. The link between the machines...
View ArticleReplication mysql with multiple same name DB to different name in one slave
is there possible to have mysql replication with multi source (act as master) but same name database to one slave server but store it to different database. For example : PC A : mydatabase ->Slave...
View ArticlePostgresql one master multiple slaves failover
My problem is same which asked in this topic Streaming Replication Failover - how to point second slave at new master? Currently I am working on Postgresql 9.5, I have one master and two slave servers,...
View ArticleAny Issues, concerns on having a Stored Procedure in Subscriber Database
I have a database (ms-sql) that is replicated(transactional) to a subscriber. I'd like to add a stored procedure to the subscriber only Is this possible? Does it affect replication? Any potential...
View ArticleTable locking on master caused also lock on slave in mysql replication?
I have mysql replication going on my two database servers. If there is table A on the master was locked up by some time-consuming update/insert/delete and make read connection hang, I was wondering if...
View ArticleGerrit replication to bitbucket stopped working after bitbucket upgrade to...
Our Gerrit replication stopped on July 19th after Bitbucket switched to IPv6 Error from the Gerrit logs /var/gerrit/logs/error_log:[2016-07-29 17:59:51,676] ERROR...
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