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The file cache rate limit filter over-filters insertion than expected. #14156

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MrCroxx opened this issue Dec 22, 2023 · 5 comments
Closed

The file cache rate limit filter over-filters insertion than expected. #14156

MrCroxx opened this issue Dec 22, 2023 · 5 comments
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@MrCroxx
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no-issue-activity type/bug Something isn't working
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release-1.6

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@MrCroxx
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MrCroxx commented Dec 22, 2023

Describe the bug

The insert rate limit is set to 480MB/s (based on flush rate) and no more admission policy is enabled. But there are writers dropped even the flush throughput only reaches 400MB/s.

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To Reproduce

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Expected behavior

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How did you deploy RisingWave?

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The version of RisingWave

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@MrCroxx MrCroxx added the type/bug Something isn't working label Dec 22, 2023
@MrCroxx MrCroxx self-assigned this Dec 22, 2023
@github-actions github-actions bot added this to the release-1.6 milestone Dec 22, 2023
@hzxa21
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hzxa21 commented Jan 9, 2024

Any findings?

@MrCroxx
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MrCroxx commented Jan 10, 2024 •
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Working on reproducing the workload with foyer-storage-bench tool, foyer-rs/foyer#253 .

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This issue has been open for 60 days with no activity. Could you please update the status? Feel free to continue discussion or close as not planned.

@hzxa21
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hzxa21 commented Jun 13, 2024

@MrCroxx Is this issue resolved?

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MrCroxx commented Jun 20, 2024

There is no observation with the new foyer engine, but the algorithm has not been changed.

I'm going to close the issue for now. It the bug appears again, feel free to reopen it.

@MrCroxx MrCroxx closed this as completed Jun 20, 2024
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