MariaDB Slave cause "Copying to tmp table"
DB: MariaDB 10.0.23 STOP SLAVE; run query SHOW PROFILE; Status Duration starting 0.000028 Waiting for query cache lock 0.000006 init 0.000004 checking query cache for query 0.000011 checking privileges...
View ArticleMySQL 5.6 replication causes 'waiting for table lock'
All of the sudden queries on slave server stopped with status "Waiting for table level lock" I restart mysql service and stop replications and locking does not show up anymore. Once I turn replications...
View ArticleMongoDB replSet takes forever to initiate
I'm setting up a replica set on my localhost just to get practice working with the necessary commands. I'm doing it both at home and at work. At home, the rs.initiate() command takes about three...
View ArticleAdd article to SQL Server merge replication with partially snapshot...
I have a merge replication scenario with one publication and multiple subscriber. I have also a two types of tables. First base tables that has the same in all subscriber. Second, multiple table that...
View ArticleBi-directional replication for the same MySQL table
AppA stores/retrieves data from dbA.tableA AppB stores/retrieves data from dbB.tableA tableA definition is the same across these databases. To start with dbB.tableA was copied from dbA.tableA (assuming...
View ArticleSlave Waiting to reconnect
I have added new slave host to master for replication, but missing some of the parameters. mysql> show slave status\G *************************** 1. row *************************** Slave_IO_State:...
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Attunity high latency and SQL Server blocking query
We have recently implemented an Attunity replication between 2 servers (From Oracle -> to MSSQL). Sometimes, we are facing high latency / incoming changes between the 2 servers. and most of the time...
View ArticleIs there a sql command I can use to manually start replication?
The title pretty much says it all. I need a command or a script that will manually kick off SQL Server 2012 replication if it is beyond the time it scheduled to start but hasn't yet. Is there such a...
View Articleidentity seed lost efter publishing new table in merge replication
I have a merge replication in MSSQL 2008 and a little over 200 windows mobile 6 clients that subscribes to this replication. When I publish a new table in the replication, for some reason, every...
View ArticleCouchDB 1.6: Configuring replications for databases on foreign nodes
I use CouchDB 1.6.1 on two separate servers (server A and server B). For consistency sake I have been configuring all replications on server A. We have many databases. Each database has a 'push to B'...
View ArticleData Corruption on base backups created with wal-e?
I have streaming replication setup on Postgresql 9.1 with two machines on AWS EC2. The master has a cron job that does a daily base backup using the wal-e tool and uploading it to Amazon's S3 storage....
View ArticleReplication Issue - Changing the replication-do-db filter
I have a server that someone has setup which are acting as a master on both database. Since they have been configured as both master on the same database, changes one on end has caused all sorts of...
View ArticleWhat is a good tool for geo-distributed docker management
I'm looking to deploy multi-tier apps on a small cluster, where each node / cluster of nodes are separated geographically for fail-safe requirements. There are quite a few tools built on docker, what...
View ArticleCouchDB Erlang Replication Filter - Slower than Javascript
We have couchbase lite replicating from Couchdb 1.6.1 using replication filters. The problem is that as the number of documents increases (we have atleast 100k documents in a single database), the...
View ArticleAzure to Azure replication and failover
I have a question regarding Azure VMs. My client needs me to provision a VM with an active failover, so if the VM in West Europe is down, it is automatically switched to the VM in North Europe. As I...
View ArticleMySQL slave server getting stopped after each replication request from Master
Basic master-slave MySQL configuration has been done on Windows machine. Master and slave servers are running on localhost with different ports. Now when executing update or insert in master server,...
View ArticleDNS replication - Exercise
I'm trying to solve this problem, but I'm not sure I have come to a good solution. Can you help me? I'll text the problem: "Your boss ask you to realize a program to improve the DNS access. This...
View ArticleFailover stragtegy for replicant db via 3rd party
We use a Multi-tenant SaaS product hosted in the providers network. They provide us a 3 replicate db for our data, updated approximately every 30 min. We used this replicant database for our read heavy...
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MSSQL Replication using Static IP
I'm trying to setup transaction replication using a static IP. I have 2 servers: one has a static IP but other one does not. In this case can I do replication. I am able to connect to the static IP SQL...
View Articlebdr_init_copy hangs indeffinately
Fairly new to Postgresql, but have to get replication set up. I settled on BDR, and it works fine in the local demo, but on distributed machines it starts to get problematic, mostly because I have no...
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