From: bugzilla-daemon@bugzilla.kernel.org
To: linux-pm@vger.kernel.org
Subject: [Bug 215135] proposed cpufreq driver amd-pstate regresses wrt acpi-cpufreq on some AMD EPYC Zen3
Date: Thu, 25 Nov 2021 13:47:18 +0000 [thread overview]
Message-ID: <bug-215135-137361-kpGW42MISl@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-215135-137361@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=215135
--- Comment #1 from Giovanni Gherdovich (ggherdovich@suse.cz) ---
Created attachment 299709
--> https://bugzilla.kernel.org/attachment.cgi?id=299709&action=edit
data for tbench, 128 clients
The attachment contains data for tbench, 128 clients. These are the throughput
reached in the various configuration; acpi-cpufreq/ondemand is the baseline,
higher is better.
acpi-cpufreq-ondemand 23092.2 MB/sec ( 1.00)
acpi-cpufreq-perfgov 28880.1 MB/sec ( 1.25)
acpi-cpufreq-sugov 31474 MB/sec ( 1.36)
amd-pstate-ondemand 23820.4 MB/sec ( 1.03)
amd-pstate-perfgov 27336.9 MB/sec ( 1.18)
amd-pstate-sugov 6275.4 MB/sec ( 0.27)
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next prev parent reply other threads:[~2021-11-25 13:48 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-25 13:41 [Bug 215135] New: proposed cpufreq driver amd-pstate regresses wrt acpi-cpufreq on some AMD EPYC Zen3 bugzilla-daemon
2021-11-25 13:47 ` bugzilla-daemon [this message]
2022-01-18 9:54 ` [Bug 215135] " bugzilla-daemon
2022-06-24 1:24 ` bugzilla-daemon
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