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August 2, 2024 7:33 pm

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The Curious Case of a Missing CPUID Flag

Recently I was referred to a bug in one of our SLE kernels that manifested in the following warning being printed in dmesg, on a virtualized guest: Subsequently it was reported that the same warning manifests on the host machine, where the guest VM was run. What those warnings actually mean […]

Getting granular on GCC 12

Once again, experts from our SUSE toolchain development team (Jan Hubička, Michael Matz, Richard Biener) led by Martin Jambor have joined forces with Brent Hollingsworth from AMD, to publish a new SUSE Best Practices guide. The document "Advanced Optimization and New Capabilities of GCC 12" provides a detailed overview of the most current GNU […]

New tuning guide: Optimizing Linux for AMD EPYC™ 9004 Series Processors

EPYC is AMD’s flagship mainstream server microprocessors and supports 1-way and 2-way multiprocessing. The first generation was originally announced back in May 2017: At time being, it replaced the previous Opteron server family with the introduction of the Zen microarchitecture for the mainstream market. 4nd Generation AMD EPYC™ Processors With the fourth iteration of […]

Tag: AMD

The Curious Case of a Missing CPUID Flag

Getting granular on GCC 12

New tuning guide: Optimizing Linux for AMD EPYC™ 9004 Series Processors

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