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Sunshine@piefed.zip to Linux@programming.devEnglish · 6 days ago

Linux 7.0 Cuts PostgreSQL Performance in Half

winbuzzer.com

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Linux 7.0 Cuts PostgreSQL Performance in Half

winbuzzer.com

Sunshine@piefed.zip to Linux@programming.devEnglish · 6 days ago
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An AWS engineer has reported PostgreSQL throughput dropping to 0.51x on Linux 7.0 after a kernel preemption change, with no fix before stable release.
  • realitaetsverlust@piefed.zip
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    5 days ago

    I think it’s a bit weird that postgres hasn’t done any testing on the new kernel. That’s something I would kinda expect from a major database. The fact this was only found in production is a bit … weird.

    • balian@lemmy.libertarianfellowship.org
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      3 days ago

      Why would they? The current stable kernel release is still v6.19

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