Tag - Percona Software

Group Replication in Percona Server for MySQL

group replication percona server mysql

Percona Server for MySQL 8.0.18 ships all functionality to run Group Replication and InnoDB Cluster setups, so I decided to evaluate how it works and how it compares with Percona XtraDB Cluster in some situations.
For this I planned to use three bare metal nodes, SSD drives, and a 10Gb network available for in-between nodes […]

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Using Flame Graphs to Process Outputs From pt-pmp

flame graphs pt-tmp

In a previous post Profiling Software Using perf and Flame Graphs, we took a look at how to generate Flame Graphs from perf outputs. In this short follow-up, we will use Flame Graphs to process outputs from pt-pmp. Flame Graphs were not originally thought of for this purpose, but since pt-pmp outputs are similar […]

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Changing the Default Admin Password in Docker-Based Deployment of PMM2

default password pmm2

If you’re automating Percona Monitoring and Management 2 (PMM) deployment with docker, you may want to set a different admin user password upon installation instead of being required to change it upon first login. Here is how you can do it:
After following the PMM2 Docker Installation Instructions, you can run this command:

Shell

docker exec -t […]

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Implementing Distributed MongoDB Backups Without the Coordinator

distributed mongodb backups no coordinator

Prior to version 1.0, Percona Backup for MongoDB (PBM) had a separate coordinator daemon as a key part of its architecture. The coordinator was handling all communications with backup agents and the control program. It held a PBM configuration and backups list, made a decision on what agents should do a backup or restore, […]

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