[fix](memory) Fix Jemalloc Cache Memory Tracker#37464
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xinyiZzz merged 3 commits intoapache:masterfrom Jul 11, 2024
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[fix](memory) Fix Jemalloc Cache Memory Tracker#37464xinyiZzz merged 3 commits intoapache:masterfrom
xinyiZzz merged 3 commits intoapache:masterfrom
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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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run buildall |
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clang-tidy review says "All clean, LGTM! 👍" |
TPC-H: Total hot run time: 40937 ms |
TPC-DS: Total hot run time: 174027 ms |
ClickBench: Total hot run time: 30.07 s |
yiguolei
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Jul 9, 2024
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run buildall |
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clang-tidy review says "All clean, LGTM! 👍" |
TPC-H: Total hot run time: 40002 ms |
TPC-DS: Total hot run time: 174466 ms |
ClickBench: Total hot run time: 30.52 s |
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run buildall |
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clang-tidy review says "All clean, LGTM! 👍" |
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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. |
TPC-H: Total hot run time: 40519 ms |
TPC-DS: Total hot run time: 175224 ms |
ClickBench: Total hot run time: 31.16 s |
xinyiZzz
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Jul 16, 2024
## Proposed changes Doris uses Jemalloc as default Allocator, Jemalloc Cache consists of two parts: - Thread Cache, cache a specified number of Pages in Thread Cache. - Dirty Page, memory Page that can be reused in all Arenas. 1. Metadata should not be counted as cache, this will cause memory GC to be delayed, leading to BE OOM. 2. Fix Jemalloc dirty page memory size, previous code used dirty page number * page size (4K on x86), which is much smaller than the actual memory. the fix is the sum of dirty page memory of all size classes of extents.
yiguolei
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Jul 16, 2024
seawinde
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Jul 17, 2024
## Proposed changes Doris uses Jemalloc as default Allocator, Jemalloc Cache consists of two parts: - Thread Cache, cache a specified number of Pages in Thread Cache. - Dirty Page, memory Page that can be reused in all Arenas. 1. Metadata should not be counted as cache, this will cause memory GC to be delayed, leading to BE OOM. 2. Fix Jemalloc dirty page memory size, previous code used dirty page number * page size (4K on x86), which is much smaller than the actual memory. the fix is the sum of dirty page memory of all size classes of extents.
dataroaring
pushed a commit
that referenced
this pull request
Jul 17, 2024
## Proposed changes Doris uses Jemalloc as default Allocator, Jemalloc Cache consists of two parts: - Thread Cache, cache a specified number of Pages in Thread Cache. - Dirty Page, memory Page that can be reused in all Arenas. 1. Metadata should not be counted as cache, this will cause memory GC to be delayed, leading to BE OOM. 2. Fix Jemalloc dirty page memory size, previous code used dirty page number * page size (4K on x86), which is much smaller than the actual memory. the fix is the sum of dirty page memory of all size classes of extents.
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Proposed changes
Doris uses Jemalloc as default Allocator, Jemalloc Cache consists of two parts: