Replication - always broken when poweroff one of the nodes (1 reply)
Hello, GotMySQL on 2 DB servers, seems to work fine - until someting will happen :) In general: - Replication works perfectly - When any of servers is rebooted (linux; 'reboot') still both nodes are...
View ArticleMySQL native replication vs. Continuent Tungsten (no replies)
What MySQL replication is, what it's not, and when is Tungsten a better choice? Find out Wednesday 10/11, 9:00-9:30 am PDT, at http://bit.ly/2z4wKPA We will cover topics such as: - What native...
View ArticleTemporary tables and ROLLBACK in binlog (no replies)
Hi, we have hit an interesting problem with binlog. Let's suppose we have a row-based replication enabled and then we execute a script set autocommit=0; create temporary table tmp_ids (a int); CREATE...
View Articlegtids executed are missing from mysql.gtid_executed table (no replies)
Hello experts I am running a master - slave replication based on GTID in my production environment. - mysql-community-server-5.7.17 - centos 7.4 x86_64 Today, I notice the Executed_Gtid_Set from "show...
View ArticleGroup replication issue (no replies)
Hello, I'm new to this forum. I hope I've posted in the right location. We have 3 mysql enterprise edition servers in group replication which are working on Oracle Linux 7.3 servers. Almost daily...
View ArticleHow to find all slaves of mysql master server (no replies)
Is there any standard way to find all slaves of a master server? From internet I found following approaches: 1st Approach: Using 'show slave hosts', but it require --report-host and --report-port...
View ArticleReplication stopped with no errors (no replies)
I have a situation where no errors are logged in the error log and the show slave status commands shows both threads working and zero (0) fort he last error code, but the Seconds_Behind_Master...
View ArticleReplication issue with mysqlreplicate.exe utility (2 replies)
Dear All, Below error is prompting while relpication through mysqlreplicate.exe utility # master on 192.168.56.3: ... connected. # slave on 192.168.56.2: ... connected. # Checking for binary logging...
View ArticleStore username/password encrypted in master info repository (no replies)
hi, when setting up replication i get the following warning when issuing change-master-to with username and password: "1760: Storing MySQL user name or password information in the master info...
View ArticleIs MySQL 5.7 workable with DRBD? (1 reply)
Hello there, I'm consulting a small MySQL HA deployment with a specific application for a financial client. I was thinking to install MySQL5.6 with DRBD (Distributed Replication Block Device) and...
View ArticleDoes group replication work on WAN? (3 replies)
I am trying to setup group replication in a AWS VPC over 2 availability zones. I tested with a group of 3 servers in save availability zone (low latency network/LAN) and everything was ok, group was...
View ArticleSlave becomes unresponsive (no replies)
Hi, We are using master slave replication we have 1 master instance and 2 slave instances. The application is currently configured to use master only for writing operations and configured slaves for...
View ArticleGroup Replication Methodology for Adding Slave (no replies)
Hi, We decide to go for Group Replication. In Normal Master-Slave replication we have the binlog-retention-period is 1 day. in that case, binlogs files purged after 24 hrs. if we add another slave, we...
View ArticleGroup replication with NAT servers (no replies)
Hello, does MySQL group replication should work if I have a server behind NAT? I have a Hetzner CX server which has eth0 interface with addr 172.31.1.100. Hetzner provides 1:1 NAT for this server and...
View ArticleCreate Group Script (no replies)
Hi, I have some doubts about the process of creating a group for Group Replication. In MySQL FAQ we have this: "What is the group_replication_bootstrap_group option used for? The bootstrap flag...
View ArticleMysql database replication with offline servers (no replies)
I am just a developer, who doesn't have deep knowledge in DBA. So need experts suggestions in this. I have two offline databases in two cities, I want to make a synchronization between two databases...
View ArticleBackup (no replies)
Hi, Using MySQL 5.5; I am taking a consistent mysqldump for replicating the existing master data to the slave. Please confirm my steps are correct ? I am getting 1% more records in slave db after...
View Articlegroup_replication_recovery - Service State OFF (no replies)
Hi, On my config, the group_replication_recovery Channel is offline, but all appears to be working just fine. What is this channel and how meaningful it is? How can i turn it ON? 'Repl' is my...
View ArticleMySQL 5.7 GR slave becomes sluggish to catchup, but after slave restart works...
I have two node Group replication. After two or three days slave becomes sluggish to catch up with master. status shows online but slave kinda hangs. On restarting the slave mysql instance the slave...
View ArticleMASTER_AUTO_POSITION always needed for GTID replication? (no replies)
Trying to understand when MASTER_AUTO_POSITION is required to be set to 1. Is this only when you are enabling GTID based replication hot when you already had the log position based replication before?...
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