The mysql-replication tag has no wiki summary.
2
votes
3answers
46 views
MySQL Master-Master Replication Lag
I have configured two MySQL servers (MySQL-1, MySQL-2) in master-master replication in the same datacenter using a local backend connection with the following options:
...
0
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0answers
18 views
Good strategy to replicate MySQL data [migrated]
I'm working on MySQL database, well i have a master instance and slaves, and i need to add a new slave to Master. I adopt a simple strategy to do so: Stop slave, import data to new slave, and finally ...
2
votes
2answers
88 views
How to sync two MySQL tables (on demand or via cron)
I have seen Cron sync mysql tables . But I cannot use replication. I used to use percona-toolkit and it worked perfectly. I could run the sync command on demand or just run it via cron. It would ...
0
votes
1answer
93 views
Setup MySQL replication - multiple machines?
i read a lot of mysql server repliaction tutorials, but there's no hint, if the slave server is on a second machine or on the same server but just another mysqld process?
any advice?
thanks in ...
1
vote
0answers
11 views
recover a single mysql database on a busy master-slave replicated system [migrated]
Looking for a strategy or tool to deal with recovering a single database to a point-in-time in a busy replicated system.
I have 12 databases running on 2 MySQL 5.0.77 servers in master-slave ...
0
votes
1answer
41 views
MySQL is failing to connect
I am building two mysql machines in master-slave config. Master has:
mysql> create user 'repl'@'%.%.%.abc.mydomain.com' identified by 'mypassword';
mysql> grant replication slave on *.* to ...
3
votes
1answer
40 views
Recover a crashed MySQL master server from the slave
we are building a simple master/slave MySQL configuration using asynchronous replication, with MySQL enterprise 5.5.17 on both servers and innoDB based tables. In case of a crash of the master server ...
0
votes
0answers
8 views
MySql shell command not replicated to slave [migrated]
I have a shell script that looks something like that:
#!/bin/bash
mysql -udb_user -pdb_password -e "LOAD DATA LOCAL INFILE '/srv/some_file.csv'
INTO TABLE db_name.db_table FIELDS TERMINATED BY ...
0
votes
1answer
43 views
Where can I find documentation on my.cnf directives?
I'm skimming through how to set up a basic master/slave replication in mysql. http://crazytoon.com/2008/01/29/mysql-how-do-you-set-up-masterslave-replication-in-mysql-centos-rhel-fedora/
However ...
1
vote
3answers
109 views
MySQL incremental backups and database replication
We have some servers that runs a tomcat app with a MySQL database. These servers are in different cities and the web app is used locally by our customers.
On these servers a crontab job runs twice a ...
3
votes
1answer
71 views
MySQL on VMware for High Availability
Given a choice between the current database-level HA options for MySQL, like Master-Master, Cluster, or Galera, and vSphere HA for the machine running the MySQL master, which would you use or combine ...
0
votes
1answer
32 views
Is there a difference between the mysql native master/slave replication setup versus one that uses percona xtrabackup?
The reason I ask is because these instructions seem to indicate that setting up a slave is different when using xtrabackup.
0
votes
1answer
17 views
SQL Server 2005 to Mysql Replciation DATA duplication
I set up Replication between SQL Server 2005 and Mysql 5 using following articles :
http://ratecontrol.blogspot.com/2010/12/one-way-transactional-replication-from.html
and
error setting up ...
0
votes
0answers
58 views
Find out the position of binlog having error (mysqlbinlog)
While applying the mysql binlog manually (mysqlbinlog) it throws an error You have an error in your SQL syntax...... , How can we find out the position of the binlog having issue ?
2
votes
1answer
21 views
Finding binary log position to start replication
I'm setting up master/slave replication on a non-trivally-sized schema (around 3Gb of data) and I'm trying to work out the best way to go about it. I have a backup script working on the master that ...
1
vote
1answer
29 views
How to check if data are the same between to Mysql servers setup as master-master replication
I have two servers using Mysql Master-Master replication. Actually, only one server receives write orders.
One of the databases is out of sync. Several tables don't have the same numbers of records, ...
0
votes
1answer
31 views
MySQL two master databases for two seperate apps
We have two different websites one is hosted in asia datacenter called it asiadata.com and other site is hosted in europe datacenter called it europedata.com. Currently we have only one master ...
0
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0answers
54 views
Changing MySQL replication method in chained setup
I am trying to achieve a chained replication setup where the second master in the chain switches from row-based replication to statement-based replication. The reason for this is I want to ensure data ...
3
votes
1answer
474 views
What causes the MySQL error 1062 - duplicate entry when starting slave?
MySQL Master version: 5.5.16-1
MySQL Slave version: 5.5.18-1
The master's snapshot is created by:
mysql> FLUSH TABLES WITH READ LOCK;
shell> mysqldump --all-databases --master-data > ...
0
votes
1answer
25 views
Aggregating data from multiple MySQL servers
I have 10 MySQL servers and each one holds a database that needs to be replicated to a single, centralised MySQL server. The complexity is that each server must replicate its database to the same ...
1
vote
2answers
45 views
Measuring MySQL Replication Delay
How to measure MySQL replication delay between 2 MySQL servers ( 1 Master 1 Slave ) ?
Given that two Xeon E5620 grade 1U servers are separate machine in same network segment, using MySQL Community ...
1
vote
1answer
47 views
making slave server as master for another server
I have three servers, Server X, Y, and Z.
I have the main mysql DB on X (innodb DB).
now I have created Master-Slave from X to Y. everything is working fine here.
and now i set Y as a master for Z.
...
1
vote
2answers
168 views
Mysql Cluster not working on Ubuntu
I am unable to setup MySQL Cluster on ubuntu servers. As a starting point I started from the link but I am not successful and the tar ball version I download is 6.3.45. As I wanted to test the mysql ...
-2
votes
1answer
31 views
log error in mysql replication [closed]
I use mysql replication. At slave, i read in aa.err
Statement may not be safe to log in statement format. Statement: update idv_product set visit = visit+1 where id = '173' limit 1
I don`t understad, ...
1
vote
1answer
30 views
my.cnf file makeup, does the [] headers matter?
I've got a pretty basic question,
I am making a configuration script for mySQL replication between 2 new blank servers, now to make it a bit more failsafe I added the lines:
sed '/log-bin/d' ...
2
votes
3answers
82 views
How do I quickly create new instances of complex MySQL database?
I'm managing an enterprise web application that uses Amazon's RDS as our database server. Our architecture is such that when a user signs up for a new account we create a brand new database for them ...
2
votes
1answer
61 views
Replication stops
I have 2 CentOS 5.5 servers runnig Mysql 5.5, configured as master-master replication.
When on one server i have network problems, on another i see messages in log:
111105 2:38:30 [Note] Stop ...
0
votes
0answers
58 views
MySQL Replication delays INSERT queries
I am setting up MySQL master-master replication using Ubuntu and MySQL 5.0.51.
I have two servers, which I will call Master 1 and Master 2.
Master 1 is the master where clients connect to. About 50 ...
1
vote
0answers
50 views
MySQL master-master replication: “Lock wait timeout exceeded”
I am setting up master-master replication with MySQL.
Writes are done only to Master1. Master2 is slave of Master1 and is replicating perfectly. When I set Master1 as slave of Master2, I get lots of ...
0
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0answers
26 views
How to acomplish Multi Database Replication on disconnected/slow enviorements
This is the scenario I need to make it work:
50 different servers geographically dispersed running the same application all connected to one "Home" server running the same application. Same database ...
0
votes
1answer
32 views
MAMP MySql Master Slave Replication on local machine
Has anyone got a good tutorial or info how to make a master slave replication on a local machine with MAMP 2.0?
Should I install multiple MySQL instances or can I do it with one installation?
Thanks
...
0
votes
2answers
37 views
MySQL Master Slave Replication Not Working
I setup MySQL master slave replication, but none of the databases, tables, and data is being copied over to the slave from the master.
Here is the relevant configuration on the master:
server-id=1
...
1
vote
2answers
120 views
mysql master master master
I have n servers and I am planning to setup n master servers using master-master configuration. What architecture will be the best one ? Also I need to take care of auto-increment table things...
...
0
votes
1answer
38 views
msyql replication time
I am planning to setup mysql master-master or master-slave configuration. Yet to be decided.
But my question is, is there any way to specify in the slave or master saying that it needs to check for ...
1
vote
2answers
101 views
Broken Slave (MySQL replication)
Last night one of the developer ran a wrong mySQL statement (Query inserting a row with duplicate primary key) on master machine. Suddenly the replication to its slave stopped. Slave started writing ...
1
vote
3answers
53 views
Is it possible with MySQL to have a database-specific Master Binary Log setup?
Is it possible for me to have a unique binary log per MySQL database on my MySQL server? I've done some googling and can't seem to find any solutions. Surely there's a way!!
0
votes
1answer
47 views
mysql performance optimization after enabling replication
Over the weekend I upgrade my Ubuntu server from 9.10 to 10.04 which also updated my MySQL server. I also enabled MySQL replication over to another server as slave.
I have not yet moved any ...
1
vote
1answer
37 views
Failed to Attach DB on replicated SAN
We currently have a clustered SQL Server 2005 which has replicated SAN disks for our DR solution, to test DR we break the SAN synch and then attach the various DB's on the DR server.
Our web servers ...
1
vote
1answer
135 views
Redundancy for WordPress sites
For static websites I'm using HAProxy (one master, several nodes with static HTML files on them). What services in addition would you recommend to allow WordPress sites to be hosted in the same way in ...
3
votes
1answer
384 views
MySQL binlog format dilemma?
MySQL version: 5.5.13
If I set binlog format to STATEMENT, I got the following warnings on the Master:
[Warning] Unsafe statement written to the binary log using statement
format since ...
0
votes
2answers
61 views
Replicate mysql database to DBserverBackup without stopping the service on DBserver
I have an Ubuntu Server with mysql database on it and I would like to copy its full content (data, users, anything) to another mysql server I have on the network.
How can I obtain this result ...
1
vote
3answers
95 views
mysql replication master master
is it recommended to do mysql master-slave cluster or master-master cluster?
do I need a 3rd party tool in order to do a master-master mysql cluster for the virtual IP? (I thought to use heartbeat ...
1
vote
3answers
93 views
Database scalability with write-heavy application
I have a write-heavy application. The application is best compared to surveys - the customer creates custom questionares and this is saved to the database. Most of the requests are from their users ...
0
votes
1answer
36 views
MySQL table keeps corrupting, need a simple fail over solution?
One of my clients servers recently crashed at the planet, we got an automatic email from them that they had to do a hard reboot. Since then mysqld stops running occasionally and then shopping cart ...
2
votes
1answer
104 views
error setting up replication from mssql to mysql
I'm trying to setup replication from SQL Server 2005 to MySql 5.1.53. I am able to add the publication without any problem. However, when I go to add the subscription I get this error:
OLE DB or ...
0
votes
1answer
43 views
how mysql replication
I'm doing mysql replication (master - slave). There are a few questions
Can I assign replication for some databases and not all databases that are on master (for example, ON master server there are ...
0
votes
2answers
123 views
MySQL Binary Logs more than 15 GB
Binary log in one of my server has grown more than 15 GB even after setting the max size to 1 GB. The MySQL server is as well not starting.
Can anyone highlight what might have caused it ?
Thanks.
12
votes
2answers
188 views
Is it ok to replicate the `mysql` database?
When I originally set up my master-to-master replication, I used:
binlog-ignore-db=mysql
and have been syncing the user accounts and grants manually. This is simply how it was done in the how-to I ...
1
vote
1answer
44 views
Setting up MysqlMM replication with EC2 instances with elastic IPs for both
I just spun up two EC2 instances and got an elastic IP for each. I can't seem to get it to connect. Here is the bulk of my config:
auto_increment_offset=2
log-bin=master2-bin
binlog-ignore-db=mysql
...
1
vote
1answer
154 views
Running MySql replication between datacenters
I run my website from EC2. Due to AWS outages, I am contemplating replicating my setup on Rackspace and switch over from DNS in case of an outage.
I am looking to learn ways to replicate my MySql ...
