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The Percona Database Performance Blog

Technical guides, deep dives, and perspectives across MySQL, PostgreSQL, MongoDB, Valkey, Redis, and more.

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October 9, 2026
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Marco Tusa
PGO or not PGO this is the dilemma. Step 3
Step 3: Why my sysbench-trained build loses and how to do it right. Given the topic complexity and the length of this article I have split it in 3 thr...
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