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benchmarks/gem_syslatency: Prevent CPU sleeps (C-states)

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In order to keep the latency as low as possible for the idle load, we
need to keep the CPU awake. Otherwise we end up with the busy workload
having lower latency than the idle workload!

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
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Chris Wilson
2016-03-10 09:27:32 +00:00
parent c084c2b88b
commit 2a41c4b183
2 changed files with 14 additions and 1 deletions
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benchmarks/.gitignore
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@@ -8,6 +8,7 @@ gem_latency
gem_mmap
gem_prw
gem_set_domain
gem_syslatency
gem_userptr_benchmark
intel_upload_blit_large
intel_upload_blit_large_gtt