Replication Lagging (no replies)
Hello All, I am facing issue with the replication lagging on one of the server(Master-Master replication setup).On one server when I do show full processlist, it shows no query running and the...
View ArticleReplication port configuration(3307) (no replies)
We need to change the replication port(client) to 3307 and mysqld should be run on 3306 port. What are the pre-requisite or the changes that we need to do in order for this to work. This feasibilities...
View ArticleReplication lagging in VM (no replies)
Hello, We have master-slave setup as below: Master-Physical server Slave1---Physical server Slave2---VM Slave3---VM We are facing lag issues only on VM slaves. Mysql version is same on both master and...
View ArticleMySQL 5.6.26 is mysql.slave_relay_log_info replicated in chain/circular...
I've scoured the internet but can't seem to find whether or not the mysql.slave_relay_log_info is replicated down a chain or around in a circular topology. The enterprise monitor agent - from what I...
View ArticleHow to upgrade multi-master from 5.6 > 5.7 (no replies)
I have three servers that run 5.6. MasterA <-> MasterB -> SlaveA What is the best way to upgrade to 5.7 while keeping at least one server up and running to serve clients? I can point the...
View Articleprogrammatically ignore binlog databases (2 replies)
Hi! I have a database replication that consists of a slave and a master, both running on Ubuntu machines. The master have a number of memory databases that are exposed to a heavy traffic and I would...
View ArticleAsynchronous Replication (no replies)
Hello, I want to do some replication: - I have databases on several plants and I want them to synchonize with one single database which is at my working place so I can see what every plant is doing. -...
View Articlemaster-master replication and updates (no replies)
Hello, how can I update my 2 debian systems with Mysql master-master replication without any dontime? I think thin updates (e.g. 5.5.47 to 5.5.48) should be no problem without broken the replication....
View ArticleGetting consistent backup of slave that has foreign keys (5 replies)
I have a slave DB that is just for backups. I backup the DB with the following commands: 1) I "stop slave" 2) I "show slave status" to get the positions of replication 3) mysqldump -R -u root -p'xxxx'...
View ArticleMaster freezes with clogged connections, zero load (1 reply)
Hello, A very strange problem has ocurred to our replication setup recently. Our setup has one Master and four Slaves and ran well for several years. We're currently using MySQL version...
View ArticleMySQL replication Issues (1 reply)
Good day, I am currently en counting issues on my slave replication whereby its not replicating all the databases. When I issue a show master status the Bin-log_Do_Db and Bin-log_Ignore_DB are empty...
View Articlecan 5.6 Tokudb SLAVE replicate from mysql 5.5 TokuDB MASTER db ?? (no replies)
can 5.6 Tokudb SLAVE replicate from mysql 5.5 TokuDB MASTER db ?? I trying to migrate from one Datacenter with MySQL 5.5 with tokudb storage engine to a new datacenter with MySQL 5.6 w/ tokudb storage...
View ArticleReplication and HA - some basic questions (no replies)
Hi, after two weeks of trying to ask on the MySQL ML and finally giving up now i'm here. we have a web app which runs a MySQL DB and dynamic webpages with perl and apache httpd. Webpages serve reading...
View ArticleAll DB Master - Master replication shuts down even if one DB has error (3...
Hi, We have setup a multiple databases replication between our server in India and the US. All was working fine until yesterday... when the server encountered a duplicate key error in one of the...
View ArticleMySQL master-slave migration (3 replies)
Hi, We've failed to migrate our mysql master-slave-slave replication system from old versions to 5.7. The plan was to move all 6 servers together to 5.7. The whole replication system has 3 layers. One...
View ArticleMaster binlog Dump hang with status: Finished reading one binlog; switching...
we have 5.5.39-enterprise-commercial-advanced-log, running on redhat7, with SSD, and qps around 7000/s, and tps around 400/s, having 30 slaves pointing to same master. As some peak time, we have all...
View ArticleMaster binlog Dump hang with status: Finished reading one binlog; switching...
we have 5.5.39-enterprise-commercial-advanced-log, running on redhat7, with SSD, and qps around 7000/s, and tps around 400/s, having 30 slaves pointing to same master. As some peak time, we have all...
View Article[Replication] MySQL 5.5 Relay Log (2 replies)
Hello I'm using replication between two MySQL Server and I have a lot of relay log files. i) First I would like to know what is the difference between relay logs and binary logs. It seems that relay...
View ArticleFiltering and Tagging binlog events (no replies)
I am working on a system which has a Sharded MySQL Cluster.In a single Shard there will be multiple MySQL Instances[1 Master and Multiple Slaves]. The Master and majority of Slaves use Statement Based...
View Articleslave_exec_mode in mysql (no replies)
I am working on a scenario which uses Mysql Master/Slave Replication, Master Instance uses **SBR**[*Statement Based Replication*] as BinLog Format while my slave uses **RBR**[*Row Based Replication*]...
View Article