Cannot start slave after long time of being shut down (no replies)
Hi, I am using a development instance of MySQL on one machine as Master and another development instance of MySQL on another machine for Slave. However, it has been quite sometime that I had Slave...
View Articlerunning binlogs before setting up replication (no replies)
Hi All While setting up a simple slave server a colleague of mine has suggested that running "manually" the bin-log files on the slave before setting up the replication will alleviate some of the load...
View ArticleError Duplicate entry - Master-Slave replication (1 reply)
I have a Master-Slave replication running well for almost week. Slave is read-only and Master is high-transaction db and its the only source pushing DML statements to Slave. Suddenly, I see a error on...
View ArticleRBR on old slaves (1 reply)
I have a master ver. 5.5.3 while my slaves are ver. 5.0.77 (RHEL5) working with SBR. Can I use RBR saftly with these slaves, or is it impossible? Thanks, Eldad.
View ArticleDoes the "Queries" status variable include replicated statements?...
I'm doing some analysis on the use of our various servers, and I cannot find an answer to this question online. When I use the "Show Status" command on a slave and look at the "Queries" variable, does...
View ArticleIdeas on Option Files (no replies)
I am setting up replication between two machines using MySQL 5.5 EE on Linux. The master will be on prod1 and the slave db will be on dr1. The machines share nothing (different /usr/local, different...
View ArticleSingle transaction in mysqldump seems to break replication (1 reply)
We have a database where there is one table that has to be MyISAM for it's Full Text Search Key The mysqldump syntax used to create the dumpfile is: mysqldump --all-databases --master-data=2...
View Articleimport fail (no replies)
Hi guys, I'm trying to setup a replication server for our mysql-5.1.49 primary database. The replication server has mariadb-5.2.8. What I did so far is: 1) dump all db's from the master mysql instance...
View ArticleINSERT with SELECT and Replication (no replies)
Hi all, I understand that the INSERT ... SELECT statement locks the SELECTed FROM tables in a replicated environment, and I understand the reason for it doing so. However, I've seen no comment on the...
View ArticleReplication 5.1 -> 5.0 possible? (no replies)
Hi, is the following replication setup possible? Master 5.1.57 to Slave 5.0.26 Slave 5.0.67 The docu says no, but not exactly why. Are there problems with the binary log format or something else? We...
View ArticleOdd slave lag, Master/Master Replication. (2 replies)
Hey all Im seeing some odd form of slave lag on a Master/Master replication setup. First I have two nodes, with nodeA active and nodeB sitting idle other then replication. The Active node (nodeA), is...
View ArticleReplication Issue (1 reply)
Hi all, first time poster, but hope you guys can help. The company I work for has a MySql 5.1 server which is replicated to 2 other machines, and everything been running fine, up until this week, when...
View Articleoffline server to sync when conn goes up (no replies)
greetings from Colombia, south america. I have an app built with MySQL 5.0.88 in a Windows 2003 Server (DB1). The server is on site A, and the company has another location (site B). In site B the...
View Articlemaster-slave: is data guaranteed if master crashes? (no replies)
Hi, Relatively new to details of replication. Setting up Master db to perform asynchronous replication to a slave. Can someone help me understand exactly what happens if the master crashes? How do we...
View ArticleHow expensive is semi-synchronous replication? (no replies)
Hi, Planning to just have 2 servers. Initially though master-slave with asynchronous replication. However, unsure of possible data loss if master crashes and we manually failover to slave. Can anyone...
View ArticleHow to resync a master-slave server (1 reply)
Hi I have two servers one master and another slave. The slave had a crash and because of that the databases has become unsynchronized. When I try to start the slave with "START SLAVE" I got a lot of...
View ArticleDesign question - two slaves on server (no replies)
Hi, Designing a new setup. Master db on one server, slave on another, asynchronous replication. Server is shutdown for a couple of hours once per day, but I'd like to take backups more frequently than...
View ArticleDB speed goes extremly down if replication is used (2 replies)
Hi, I try to setup mysql multi-master. The performance goes extremly down, if I run sysbench against a replicated database. From 1554.35 transactions/s without, to 56.51 transactions/s with...
View ArticleMTS Replication - Verify events are applied in parallel (no replies)
I have one database on Slave[MySLQ 5.6.3] that's being replicated from a Master[MySQL 5.5.8]. Replication is RBR, and I set slave_parallel_workers=8. My question is: Will the events from master be...
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