Online Schema Changes Still Need a Rollback Story
MySQL 8.4 LTS and modern migration tools reduce schema-change risk, but they do not remove the need to monitor replication, locks, and application behavior.
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Blog tag
replication lag monitoring articles.
Browse MarionetteOps articles on replication lag monitoring — practical guides for engineering teams running uptime monitoring, server agents, and status pages.
MongoDB Is Faster, But Workload Shape Still Wins
MongoDB 8.0 has moved far beyond early global-lock concerns, but production monitoring still has to follow indexes, working sets, replication, and query shape.
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PostgreSQL 18 is powerful enough to hide a lot of complexity, which makes workload-aware monitoring more important rather than less.
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