Comparing MySQL row based replication to Postgres logical replication (no...
Hi All, I am wondering if there is any article comparing MySQL row based replication to Postgres logical replication and pros and cons of each. I tried searching but couldn't find anything. Thanks, S.
View ArticleReplication if selected tables (1 reply)
Hello everyone, This may have been asked before but I'm not having any luck finding what I'm after. Here is what I have at the moment I have my master database (dbserver) and this hold every table...
View Articlestart replica encounter Slave_SQL_Running NO with MY-013117 (null) (no replies)
we are upgrading a pair of multi-Master replication of MySQL instances from 5.7.39 to 8.0.33 OS is migrated from redhat 7 to redhat 8 as well After upgrade, insert update delete are OK But when we...
View ArticleI need advice for my future replica and the configuration files. (no replies)
Hello everyone. I have a mysql-commercial-server-8.0.27-1.1 database that occupies 2.30TB. It is mounted on oracle linux 8.5. We want to mount a gtid replica on a similar machine and the proposed...
View ArticleNegative replicationLag? (no replies)
The cluster.status() reported something like this. { "clusterName": "testCluster", "defaultReplicaSet": { "name": "default", "primary": "P1S2-DBC-01:3306", "ssl": "REQUIRED", "status": "OK",...
View ArticleMySQL Replication Observability (no replies)
MySQL Replication Observability - https://blogs.oracle.com/mysql/post/mysql-8-and-replication-observability
View Article[REPLICATION] : replica hangs on Applying batch of row changes (update) (no...
HI, My replica worker is waiting indefinitely on this message : show processlist : 11 | system user | | TMP | Query | 4437 | Applying batch of row changes (update) | NULL the...
View ArticleReplication replay errors? (no replies)
I have some weirdness I am struggling with. I have one slave database (8.0.32) replicating multiple remotes (different sites) databases. I have a specific remote master database (8.0.34) where the...
View ArticleReplication Error (no replies)
Hello All, I got an issue while configure replication on mysql 8.0.33 community version. I see the error log in replica server as below. 2023-09-30T08:57:41.613111Z 23 [System] [MY-010597] [Repl]...
View ArticleTransaction inconsistency in Group Replication with AFTER mode (no replies)
Hi Can someone explain following behavior? I expected that since paxos is used, it will not be possible that such data inconsistency occurs. However, I can constantly reproduce this behavior. I have 3...
View ArticleReplication fails with "Got fatal error 1236 from source when reading data...
I have 2 master instances (M1 and M2) with 1 replica each (R1 and R2) - all running MySQL 8.0.34 version with GTID enabled in all. All schema names are unique in M1 and M2 and there is no overlap....
View ArticleRemoving master status (no replies)
Not sure how it happened, I copyied a KVM VPS while shut down where there was a MySQL 5.7 database I want to test upgrade to 8.0 on FreeBSD 13.2. While it also has a jailed mysql process running on...
View ArticleConfigure replication on the slave/replica server using the filename and...
I'm running the following while setting up replication and I get the following error every time ? CHANGE REPLICATION SOURCE TO SOURCE_HOST='10.50.11.11', SOURCE_USER='cloud-repl',...
View ArticleFailover/Switchover steps for Single Source Single Replica configuration (no...
I am looking for Failover/Switchover steps for a Single Source Single Replica configuration. Everything I have found is at minimum Single Source Two Replicas. I need to know how to Failover/Switchover...
View ArticleMySQL Master-Replica incremental backups (no replies)
I have a client who had me create a Mysql 8.0.35 row-based (not gtid) replication setup. They want the following: MySQL - 15 minute transaction logs Nightly incrementals Weekly fulls Should I "cp"...
View ArticleAny workaround to execute one transaction on slave (no replies)
Hi, All We have one MySQL8 innodb cluster environment. For some unclear reason, the cluster hit some problems. We tried to restart all servers, however the slaves could not be restarted. We checked...
View Articlefail to run clone command on mysql8.0.31 (no replies)
Hi, I'm trying to make clone work on my local test environment. I have two mysql servers, one run as primary and another run as slave. 1. First, I create the one account named 'clone_user' for clone...
View ArticleDifficult to debug replication failure between MySQL 5.7 primary and MySQL 8...
We have a MySQL primary running on 5.7.40. We are in process of testing the upgrade to 8.0.36 (this is on AWS RDS). We had 2 MySQL-8 replicas and 2 MySQL-5.7 replicas replicating from the primary. At...
View Articlemysql 8.0.32 mysqlbinlog point in time recovery very slow after upgrade (no...
After upgrading from mysql 8.0.21 to mysql 8.0.32 and using mysqlbinlog to test point in time recovery it takes over 24 hours with 8.0.32, but with 8.0.21 it took less than 6 hours. I am recovering...
View ArticleMysql 8.0 point in time recovery error - sequence number is inconsistent (no...
Using relay logs to speed up the process of point in time recovery I run into an error. I’m testing this method to recover binlogs....
View ArticleMaster-Master MySQL DB Replication (no replies)
Hello, I am having two nodes of Zabbix which are in pacemaker cluster having resources for virtual IP address, Zabbix server and for front end. In both the nodes, we have MySQL server installed. And...
View ArticleTroubleshoorting replication slowness (no replies)
I am new to mysql but experienced oracle dba. We have ported from mysql 5 to mysql 8 and am seeing lags in replication meaning when we check status, it is reporting as broken briefly. I would...
View ArticleReplication Startup and related performance parameters (no replies)
We have been running on Mysql 5.1 for a long time. Recently with an OS update are running on 8.0.32. It appears 5.1 was a little quicker not much but a second or two to send data from the active to...
View ArticleReplication ignore table issue (no replies)
Hi all, I am having trouble with replication after a hardware upgrade. I have to say that I initially used mysql (years ago), all worked fine, I then used Mariadb for a while without issues, but now...
View ArticleMySQL Cluster won't start on docker (no replies)
Hello, I try to create a MySql InnoDB Cluster with containers. I have 2 VM with Ubuntu 22.04, In each I have a container with MySql 8.0.39 I want to create a cluster with the 2 containers. But I...
View ArticleResync mysql replica in a GTID setup gives error HA_ERR_FOUND_DUPP_KEY with...
Hello I use a procedure based on the page http://web.archive.org/web/20230323121432/https://blog.pythian.com/mysql-streaming-xtrabackup-slave-recovery/ for years to sync a new replica or resync a...
View ArticlePlugin instructed the server to rollback the current transaction (no replies)
I have a 3 node MySQL cluster with group replication enabled. I am using MySQL version 8.0.39-0ubuntu0.24.04.2. I have setup the replication in multi-primary mode. However, my application is only...
View ArticleLast_SQL_Errno: 1062, Last_SQL_Error: Coordinator stopped because there were...
My mysql replication (master - slave) is failing with following error: Last_SQL_Errno: 1062 Last_SQL_Error: Coordinator stopped because there were error(s) in the worker(s). The most recent failure...
View ArticleAny workaround for MYSQL 8.0 MGR rolling upgrade (no replies)
The Problem like: I perform the rolling upgrade for mysql minor version 8.0.35 to 8.0.36. The steps like: 1) upgrade the standby B to to 8.0.36. 2) upgrade the standby C to to 8.0.36. 3) Now am trying...
View Articlequestion about loose-group_replication_start_on_boot when all members reboot...
hello. i did some searching and couldn't find mention of this. apologies if there is somewhere else... all of this has taken place on 2 servers with matching system specs: Ubuntu 24.04.2 LTS kernel:...
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