Patch set 51136

ring: enforce reading the tail before reading ring slots

Submitter
Gavin Hu (Arm Technology China)
Date submitted
March 12, 2019, 4:58 p.m.
Tarball
dpdk.tar.gz

Test Results Pass

Ubuntu 18.04 VM

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

There are not yet any runs for this patch set.

Mellanox ConnectX-4 Lx 40000 Mbps

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

There are not yet any runs for this patch set.

Mellanox ConnectX-4 Lx 25000 Mbps

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

There are not yet any runs for this patch set.

Mellanox ConnectX-5 100000 Mbps

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

There are not yet any runs for this patch set.

Intel Corporation Ethernet Converged Network Adapter XL710-QDA2 40000 Mbps

Configuration Information

Kernel
Linux 4.15.0-generic
Compiler
gcc 7.4

There are not yet any runs for this patch set.

Intel Corporation Ethernet Converged Network Adapter 82599ES 10000 Mbps

Configuration Information

Kernel
Linux 4.15.0-generic
Compiler
gcc 7.4

There are not yet any runs for this patch set.

FreeBSD 11.2 VM

Configuration Information

Kernel
freebsd 11.2
Compiler
gcc 8.3

There are not yet any runs for this patch set.

Intel Corporation Ethernet Converged Network Adapter XL710-QDA2 40000 Mbps

Configuration Information

Kernel
Linux 4.13.0-43-generic
Compiler
gcc gcc (Ubuntu 7.2.0-8ubuntu3) 7.2.0

nic_single_core_perf

Test run at
March 12, 2019, 7:17 p.m.
Fail/Total
0/2
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 512 -0.02700
PASS 64 2048 0.06200

Intel Corporation Ethernet Converged Network Adapter 82599ES 10000 Mbps

Configuration Information

Kernel
Linux 4.13.0-43-generic
Compiler
gcc gcc (Ubuntu 7.2.0-8ubuntu3) 7.2.0

nic_single_core_perf

Test run at
March 12, 2019, 7:17 p.m.
Fail/Total
0/3
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 128 0.04200
PASS 64 512 -0.08800
PASS 64 2048 -0.06200

Mellanox ConnectX-5 100000 Mbps

Configuration Information

Kernel
linux 4.4.0-109-generic
Compiler
gcc 5.4.0-6ubuntu1~16.04.6

nic_single_core_perf

Test run at
March 12, 2019, 7:19 p.m.
Fail/Total
0/6
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 256 0.17900
PASS 128 256 0.02700
PASS 256 256 -0.02800
PASS 512 256 -0.05100
PASS 1024 256 -0.09100
PASS 1518 256 0.00100

Mellanox ConnectX-4 Lx 40000 Mbps

Configuration Information

Kernel
linux 4.4.0-109-generic
Compiler
gcc 5.4.0-6ubuntu1~16.04.6

nic_single_core_perf

Test run at
March 12, 2019, 7:29 p.m.
Fail/Total
0/6
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 256 0.05300
PASS 128 256 -0.07600
PASS 256 256 0.06200
PASS 512 256 0.02500
PASS 1024 256 0
PASS 1518 256 -0.00100

Mellanox ConnectX-4 Lx 25000 Mbps

Configuration Information

Kernel
linux 4.4.0-109-generic
Compiler
gcc 5.4.0-6ubuntu1~16.04.6

nic_single_core_perf

Test run at
March 12, 2019, 7:40 p.m.
Fail/Total
0/6
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 256 -0.35400
PASS 128 256 -0.07400
PASS 256 256 -0.08300
PASS 512 256 -0.01200
PASS 1024 256 0
PASS 1518 256 0

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 12, 2019 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.