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test PR #498 (take 2) #502

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yifeih
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@yifeih yifeih commented Feb 27, 2019

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@bulldozer-bot bulldozer-bot bot merged commit f2bea55 into palantir:spark-25299-test-build Feb 27, 2019
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================================================================================================
BypassMergeSortShuffleWriter write
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_191-8u191-b12-0ubuntu0.16.04.1-b12 on Linux 4.4.0-141-generic
Intel(R) Xeon(R) Platinum 8124M CPU @ 3.00GHz
BypassMergeSortShuffleWrite (in memory buffer) 10000: Best/Avg Time(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------
small dataset without spills on disk             3 /    3          3.5         282.5       1.0X

OpenJDK 64-Bit Server VM 1.8.0_191-8u191-b12-0ubuntu0.16.04.1-b12 on Linux 4.4.0-141-generic
Intel(R) Xeon(R) Platinum 8124M CPU @ 3.00GHz
BypassMergeSortShuffleWrite (with spill) 10000000: Best/Avg Time(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------
without transferTo                            1945 / 1971          5.1         194.5       1.0X
with transferTo                               1922 / 1942          5.2         192.2       1.0X

================================================================================================
UnsafeShuffleWriter write
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_191-8u191-b12-0ubuntu0.16.04.1-b12 on Linux 4.4.0-141-generic
Intel(R) Xeon(R) Platinum 8124M CPU @ 3.00GHz
UnsafeShuffleWriter with spills:         Best/Avg Time(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------
small dataset without spills                    15 /   15          0.1       14602.9       1.0X

OpenJDK 64-Bit Server VM 1.8.0_191-8u191-b12-0ubuntu0.16.04.1-b12 on Linux 4.4.0-141-generic
Intel(R) Xeon(R) Platinum 8124M CPU @ 3.00GHz
UnsafeShuffleWriter with spills:         Best/Avg Time(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------
without transferTo                          40535 / 40675          0.3        3020.1       1.0X
with transferTo                             40324 / 40570          0.3        3004.4       1.0X



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2 participants