adjust readpool size by the number of cpu core#5654
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zhangjinpeng87 merged 2 commits intotikv:masterfrom Oct 15, 2019
Merged
adjust readpool size by the number of cpu core#5654zhangjinpeng87 merged 2 commits intotikv:masterfrom
zhangjinpeng87 merged 2 commits intotikv:masterfrom
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Signed-off-by: zhangjinpeng1987 <zhangjinpeng@pingcap.com>
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/bench |
Signed-off-by: zhangjinpeng1987 <zhangjinpeng@pingcap.com>
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/bench |
breezewish
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Oct 15, 2019
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Documentations need to be updated accordingly.
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/run-integration-cop-push-down-test tidb-test=pr/899 |
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@@ Benchmark Diff @@
================================================================================
tidb: 1fe25e071cb02bafce8eab288838d412ef358556
--- tikv: 6f4bc8cc29f6bdcaac8f4c2b975ef994abfb3fac
+++ tikv: 41b3e9c8b2fbb2745e49ef4275509a25955382cb
pd: 82bb13a942e32f2fc6311fea66d460586a8924a0
================================================================================
test-1: < oltp_point_select >
* QPS : 138877.25 ± 0.1438% (std=155.53) delta: 43.73% (p=0.000)
* AvgMs : 1.84 ± 0.0000% (std=0.00) delta: -30.57%
* PercentileMs99 : 6.21 ± 0.0000% (std=0.00) delta: -1.74%
test-2: < oltp_read_write >
* QPS : 41579.39 ± 0.4690% (std=123.24) delta: 0.11% (p=0.358)
* AvgMs : 123.61 ± 0.4692% (std=0.36) delta: -0.12%
* PercentileMs99 : 248.83 ± 0.0000% (std=0.00) delta: 1.82%
test-3: < oltp_insert >
* QPS : 23809.54 ± 0.3289% (std=46.00) delta: -0.16% (p=0.885)
* AvgMs : 10.75 ± 0.3164% (std=0.02) delta: 0.17%
* PercentileMs99 : 21.89 ± 0.0000% (std=0.00) delta: 0.00%
test-4: < oltp_update_index >
* QPS : 19242.12 ± 0.1928% (std=27.12) delta: 0.97% (p=0.282)
* AvgMs : 13.28 ± 0.3915% (std=0.04) delta: 0.05%
* PercentileMs99 : 30.81 ± 0.0000% (std=0.00) delta: -0.00%
test-5: < oltp_update_non_index >
* QPS : 32370.31 ± 0.2018% (std=37.23) delta: 1.03% (p=0.002)
* AvgMs : 7.90 ± 0.2024% (std=0.01) delta: -1.03%
* PercentileMs99 : 20.52 ± 1.0820% (std=0.18) delta: -1.07%
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Signed-off-by: zhangjinpeng1987 zhangjinpeng@pingcap.com
What have you changed?
Adjust readpool size by the number of cpu core, make it works better under sysbench and other benchmark cases when using default configuration value.
What is the type of the changes?
Pick one of the following and delete the others:
How is the PR tested?
Manual test (add detailed scripts or steps below)
benchmark
Does this PR affect documentation (docs) or should it be mentioned in the release notes?
Does this PR affect
tidb-ansible?No