I have a simple shell script that I'm trying to use to test Galera Cluster for MariaDB's node state change notification mechanism, running on an AWS Ubuntu 20.04 LTS instance. The script is a stripped down one based on the…
M1,M2,M3 are 3 machines running Debian GNU/Linux 11 (bullseye) recently (june2024) . After apt update & upgrade M1 & M2 are MariaDB nodes Ver 15.1 Distrib 10.6.18-MariaDB and. M3 is arbitrator using galera-arbitrator-4 Ver 4.11.r The problem is M3 because…
I have 3 mariadb galera db's, 2 nginx/php machines at these sizes DBs - E8ds_v5, nginx/php-fpm - D4ds_V5 I am getting really bad performance from mariadb. These machines are in the same vnet, but different subnets for db and web.…
Currently trying to figure out an issue with a mariadb galera cluster. We recently added the cluster to our real-time system. Since adding the cluster, the longer the website is open, the more latency and time it takes to return…
I'm new to MariaDB galera cluster load balancing and I'm trying to use HAProxy to do the load balancing. I have set up the MariaDB Galera cluster and it works perfectly. In Haproxy, I have created a VIP for the…
I am trying to install galera mariadb on my cluster. I only have one node, but plan to scale in the future. It seems to install fine. When deployed it says: ** Please be patient while the chart is being…
I have noticed that in my mysql server, the auto_increment setting increments by 3, for example 3 6 9 12 15 etc. All the tables in the database are having the same problem. I'm using mariadb 10.5 on debian 10.…
We are on magento 2.3 version. After code change when we run setup:upgrade, our mysql server gets stuck. We noticed there are a lot of alter queries running on db during this. As our table size is large, the DB…
I am following instructions to install MariaDB Galera cluster on Centos 7.6 But, I just cannot get the cluster to start. I can get the MariaDB service started on both nodes. Here is my server.cnf [galera] # Mandatory settings wsrep_cluster_name="galera_cluster"…