[Enhancement](merge-on-write) Support dynamic delete bitmap cache #32991
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Thank you for your contribution to Apache Doris. Since 2024-03-18, the Document has been moved to doris-website. |
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clang-tidy review says "All clean, LGTM! 👍" |
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TeamCity be ut coverage result: |
TPC-H: Total hot run time: 37874 ms |
TPC-DS: Total hot run time: 181616 ms |
ClickBench: Total hot run time: 29.52 s |
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Load test result on machine: 'aliyun_ecs.c7a.8xlarge_32C64G' |
zhannngchen
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Mar 29, 2024
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run buildall |
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clang-tidy review says "All clean, LGTM! 👍" |
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TeamCity be ut coverage result: |
TPC-H: Total hot run time: 38319 ms |
TPC-DS: Total hot run time: 183043 ms |
ClickBench: Total hot run time: 30.17 s |
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Load test result on machine: 'aliyun_ecs.c7a.8xlarge_32C64G' |
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run p0 |
2 similar comments
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zhannngchen
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Apr 1, 2024
…cient and cause performance issues when the amount of user data is large. To mitigate the problem of an inadequate cache, we will take the larger of 5% of the total memory and 100MB as the delete bitmap cache size.
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zhannngchen
reviewed
Apr 1, 2024
zhannngchen
reviewed
Apr 1, 2024
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clang-tidy review says "All clean, LGTM! 👍" |
TPC-H: Total hot run time: 38971 ms |
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TeamCity be ut coverage result: |
TPC-DS: Total hot run time: 182029 ms |
ClickBench: Total hot run time: 30.39 s |
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Load test result on machine: 'aliyun_ecs.c7a.8xlarge_32C64G' |
Collaborator
Author
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run buildall |
Contributor
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clang-tidy review says "All clean, LGTM! 👍" |
TPC-H: Total hot run time: 39280 ms |
TPC-DS: Total hot run time: 182559 ms |
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TeamCity be ut coverage result: |
ClickBench: Total hot run time: 31.72 s |
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Load test result on machine: 'aliyun_ecs.c7a.8xlarge_32C64G' |
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PR approved by at least one committer and no changes requested. |
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PR approved by anyone and no changes requested. |
yiguolei
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Apr 10, 2024
…2991) * The default delete bitmap cache is set to 100MB, which can be insufficient and cause performance issues when the amount of user data is large. To mitigate the problem of an inadequate cache, we will take the larger of 5% of the total memory and 100MB as the delete bitmap cache size.
yiguolei
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that referenced
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Apr 10, 2024
…2991) * The default delete bitmap cache is set to 100MB, which can be insufficient and cause performance issues when the amount of user data is large. To mitigate the problem of an inadequate cache, we will take the larger of 5% of the total memory and 100MB as the delete bitmap cache size.
Yukang-Lian
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Jul 10, 2024
…ache#32991) * The default delete bitmap cache is set to 100MB, which can be insufficient and cause performance issues when the amount of user data is large. To mitigate the problem of an inadequate cache, we will take the larger of 5% of the total memory and 100MB as the delete bitmap cache size.
dataroaring
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Jul 13, 2024
… dynamic delete bitmap cache (#32991)" (#37602) The default delete bitmap cache is set to 100MB, which can be insufficient and cause performance issues when the amount of user data is large. To mitigate the problem of an inadequate cache, we will take the larger of 5% of the total memory and 100MB as the delete bitmap cache size. ## Proposed changes Issue Number: close #xxx <!--Describe your changes.-->
mongo360
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Aug 16, 2024
… dynamic delete bitmap cache (apache#32991)" (apache#37602) The default delete bitmap cache is set to 100MB, which can be insufficient and cause performance issues when the amount of user data is large. To mitigate the problem of an inadequate cache, we will take the larger of 5% of the total memory and 100MB as the delete bitmap cache size. ## Proposed changes Issue Number: close #xxx <!--Describe your changes.-->
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The default delete bitmap cache is set to 100MB, which can be insufficient and cause performance issues when the amount of user data is large. To mitigate the problem of an inadequate cache, we will take the larger of 5% of the total memory and 100MB as the delete bitmap cache size.
Proposed changes
Issue Number: close #xxx
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If this is a relatively large or complex change, kick off the discussion at dev@doris.apache.org by explaining why you chose the solution you did and what alternatives you considered, etc...