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The thread pool's global queue doesn't scale well on machines with a large processor count #67845

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kouvel opened this issue Apr 11, 2022 · 1 comment · Fixed by #69386
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The thread pool's global queue doesn't scale well on machines with a large processor count #67845

kouvel opened this issue Apr 11, 2022 · 1 comment · Fixed by #69386
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area-System.Threading
Milestone
7.0.0

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@kouvel
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kouvel commented Apr 11, 2022

The time spent spin-waiting in the ConcurrentQueue increases as the processor count increases and worker threads spend less time processing work. May consider queuing work more locally, introducing multiple queues, or other techniques.
@kouvel kouvel added this to the 7.0.0 milestone Apr 11, 2022
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Issue Details

The time spent spin-waiting in the ConcurrentQueue increases as the processor count increases and worker threads spend less time processing work. May consider queuing work more locally, introducing multiple queues, or other techniques.

Author: kouvel
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area-System.Threading
Milestone: 7.0.0

@dotnet-issue-labeler dotnet-issue-labeler bot added the untriaged New issue has not been triaged by the area owner label Apr 11, 2022
@kouvel kouvel removed the untriaged New issue has not been triaged by the area owner label Apr 11, 2022
@kouvel kouvel mentioned this issue Apr 11, 2022
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@kunalspathak kunalspathak mentioned this issue Apr 11, 2022
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@adamsitnik adamsitnik mentioned this issue Apr 14, 2022
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@kouvel kouvel mentioned this issue May 18, 2022
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@ghost ghost added the in-pr There is an active PR which will close this issue when it is merged label May 18, 2022
@ghost ghost removed the in-pr There is an active PR which will close this issue when it is merged label Jun 7, 2022
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Fix some scaling issues with the global queue in the thread pool kouvel/runtime
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@kouvel