Planet MySQL HA Blog
The Planet MySQL HA Blog aggregates content from sources that cover topics related to high availability (HA) for MySQL databases.
How to Enable MySQL HeatWave Telemetry and Analyze Logs with OCI Log Analytics
MySQL HeatWave Service on Oracle Cloud Infrastructure (OCI) provides built-in telemetry and logging capabilities that help organizations monitor database activity, troubleshoot issues, and maintain operational health. These logs are valuable not only for operations and performance tuning, but also for governance and regulatory compliance, where audit logging can be essential for tracking database activity and […]
Percona Bug Report: March 2026
At Percona, we operate on the premise that full transparency makes a product better. We strive to build the best open-source database products, but also to help you manage any issues that arise in any of the databases that we support. And, in true open-source form, report back on any issues or bugs you might encounter along the way.
Oracle Ignites AI Innovation at TEDAI San Francisco
Oracle was proud to sponsor and participate in TEDAI San Francisco, a sold-out event that brought together over 1,200 attendees from across industries to explore, debate, and celebrate the transformative potential of artificial intelligence. Through a mix of key panels, a 48-hour hackathon, and thought leadership engagement, Oracle showcased its commitment to responsible AI innovation […]
InnoDB Buffer Pool Tuning: From Rule-of-Thumb to Real Signals
Introduction Many MySQL setups begin life with a familiar incantation:
Introducing MySQL HeatWave Telemetry data with OCI Log Analytics
Announcing MySQL HeatWave Telemetry data publishing into OCI Log Analytics — the easiest way to view , analyze the MYSQL Heatwave Logs New build-in feature to publish the MySQL Logs to OCI Log Analytics Telemetry Data: The Following data will be published based on the user selection1. Error log: Contains a record of mysqld startup and shutdown […]
MySQL HeatWave observability updates in OCI
Moving from Ops Insights/Database Management to OCI Monitoring and Unified Log Analytics OCI is updating the recommended approach for observing MySQL HeatWave. This includes changes to existing integrations, along with a path forward that provides stronger log analytics and AI-assisted analysis—while continuing to use OCI Monitoring as the foundational layer for metrics and alarms. What’s […]
Binary Log Compression is Safe since MySQL 8.0.34
This is a quick one. My attention was recently brought (thanks Simon) on a relatively recent comment (25 Nov 2025) in Bug #103672 - Binlog compression transaction payload event exceeds max allowed packet :
The underlying server bug was fixed in 8.0.34 in BUG#33588473. The server now falls back to writing the transaction without compression, if the compressed size would
Understanding MySQL Views & HeatWave In-Memory Execution
In the world of database management, MySQL HeatWave offers powerful in-memory analytics capabilities that can supercharge your OLTP queries. But what happens when you introduce views into the mix? A common question I get is: “If I create a view in MySQL, does this view run against the data stored in the tables in HeatWave […]
Unified MySQL Monitoring Across HeatWave and On-Prem with Grafana Dashboard
MySQL observability is essential in modern enterprises, whether you run a few critical databases or operate at massive scale. With the right real‑time monitoring, teams reduce MTTD/MTTR, avoid cascading failures, and continuously track workload health—CPU, memory, I/O, buffer pool efficiency, session contention, transaction/replication lag, error rates, and query latency. This Grafana monitoring template helps teams […]
Strengthening the MySQL Community: Highlights from Our Second Public Discussion
On March 23, 2026, the MySQL Community Team hosted our second public discussion focused on shaping a new era of MySQL community engagement. With over 50 attendees participating, the session brought together members of the MySQL ecosystem to share feedback, discuss priorities, and help guide future efforts. Building on our earlier session, this webinar continued […]