Patch set 66208 v2

[v2] net/i40e: fix X722 performance drop

Submitter
Yang, Qiming
Applied on
dpdk (974c8a9d2e97225767a7925f238dc60395ca6787)
Date submitted
March 3, 2020, 5:45 a.m.
Tarball
dpdk.tar.gz

Test Results Possible Regression

Expand

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

dpdk_meson_compile

Test run at
March 3, 2020, 6:38 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_spdk

Test run at
March 3, 2020, 6:27 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_ovs

Test run at
March 3, 2020, 6:32 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile

Test run at
March 3, 2020, 6:35 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_unit_test

Test run at
March 3, 2020, 6:28 a.m.
Fail/Total
0/1
Result
PASS
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Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

nic_single_core_perf

Test run at
March 3, 2020, 7:05 a.m.
Baseline
dpdk (974c8a9d2e97225767a7925f238dc60395ca6787)
Fail/Total
0/6
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 256 -0.45400
PASS 128 256 0.31800
PASS 256 256 0.01600
PASS 512 256 0.00300
PASS 1024 256 0.00400
PASS 1518 256 0.00400

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

nic_single_core_perf

Test run at
March 3, 2020, 7:18 a.m.
Baseline
dpdk (974c8a9d2e97225767a7925f238dc60395ca6787)
Fail/Total
0/6
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 256 -0.10300
PASS 128 256 -0.03300
PASS 256 256 -0.01400
PASS 512 256 0.00500
PASS 1024 256 -0.00300
PASS 1518 256 0.00100

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

nic_single_core_perf

Test run at
March 3, 2020, 6:51 a.m.
Baseline
dpdk (974c8a9d2e97225767a7925f238dc60395ca6787)
Fail/Total
0/6
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 256 0.23500
PASS 128 256 0.43900
PASS 256 256 -0.18500
PASS 512 256 -0.06800
PASS 1024 256 0.01000
PASS 1518 256 0.01700

Configuration Information

Kernel
Linux 4.15.0-generic
Compiler
gcc 7.4

Configuration Information

Kernel
Linux 4.15.0-generic
Compiler
gcc 7.4

nic_single_core_perf

Test run at
March 3, 2020, 6:23 a.m.
Baseline
dpdk (974c8a9d2e97225767a7925f238dc60395ca6787)
Fail/Total
2/2
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
FAIL 64 512 -14.93600
FAIL 64 2048 -0.01100

Configuration Information

Kernel
freebsd 11.2
Compiler
gcc 8.3

dpdk_meson_compile

Test run at
March 3, 2020, 6:43 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_spdk

Test run at
March 3, 2020, 6:25 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile

Test run at
March 3, 2020, 6:28 a.m.
Fail/Total
0/1
Result
PASS
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Configuration Information

Kernel
linux 4.18.0.el8_0
Compiler
gcc 8.3.1

dpdk_meson_compile

Test run at
March 3, 2020, 6:40 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_spdk

Test run at
March 3, 2020, 6:33 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_ovs

Test run at
March 3, 2020, 6:28 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile

Test run at
March 3, 2020, 6:37 a.m.
Fail/Total
0/1
Result
PASS
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Configuration Information

Kernel
linux 4.14.122
Compiler
gcc 7.3.0

Configuration Information

Kernel
linux 4.15.0-65-generic
Compiler
gcc gcc (Ubuntu 7.4.0-1ubuntu1~18.04.1) 7.4.0

Configuration Information

Kernel
linux 5.3.16
Compiler
gcc 9.2.1

dpdk_meson_compile

Test run at
March 3, 2020, 6:36 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_spdk

Test run at
March 3, 2020, 6:36 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_ovs

Test run at
March 3, 2020, 6:36 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile

Test run at
March 3, 2020, 6:36 a.m.
Fail/Total
0/1
Result
PASS
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Configuration Information

Kernel
linux 4.12.14
Compiler
gcc 7.4.1

dpdk_meson_compile

Test run at
March 3, 2020, 6:42 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_spdk

Test run at
March 3, 2020, 6:34 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_ovs

Test run at
March 3, 2020, 6:29 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile

Test run at
March 3, 2020, 6:38 a.m.
Fail/Total
0/1
Result
PASS
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Configuration Information

Kernel
linux latest
Compiler
gcc latest

dpdk_meson_compile

Test run at
March 3, 2020, 6:56 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile_ovs

Test run at
March 3, 2020, 6:38 a.m.
Fail/Total
0/1
Result
PASS
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dpdk_compile

Test run at
March 3, 2020, 6:48 a.m.
Fail/Total
0/1
Result
PASS
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Configuration Information

Kernel
windows 10.0
Compiler
clang 9.0

dpdk_meson_compile

Test run at
March 3, 2020, 6:24 a.m.
Fail/Total
0/1
Result
PASS
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Configuration Information

Kernel
linux 5.0.9-301.fc30.x86_64
Compiler
gcc 9.2.1 20190827

Configuration Information

Kernel
linux 5.6.8
Compiler
gcc 10.2.1

Disclaimers

Intel Corporation:

Software and workloads used in performance tests may have been optimized for performance only on Intel microprocessors.

Performance tests, such as SYSmark and MobileMark, are measured using specific computer systems, components, software, operations and functions. Any change to any of those factors may cause the results to vary. You should consult other information and performance tests to assist you in fully evaluating your contemplated purchases, including the performance of that product when combined with other products. For more complete information visit www.intel.com/benchmarks.

Performance results are based on testing as of March 3, 2020 and may not reflect all publicly available security updates. See configuration disclosure for details. No product can be absolutely secure.

Mellanox Technologies:

The tests and the results published here which refer to Mellanox' products or software, are provided "AS IS". Mellanox disclaims all warranties, including, but not limited to, any warranty of title, non-infringement, merchantability, security and fitness of any results.