[dpdk-test-report] |FAILURE| pw63305 [PATCH] examples/vhost_blk: fix the TOCTOU

[dpdklab at iol.unh.edu]

Test-Label: iol-intel-Performance
Test-Status: FAILURE
http://dpdk.org/patch/63305

_Performance Testing issues_

Submitter: Jin Yu <jin.yu at intel.com>
Date: Tuesday, November 26 2019 15:32:14 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:39a19ae03d8fe6210f3e7919b29378bd3223621c

63305 --> performance testing fail

Test environment and result as below:

Ubuntu 18.04
Kernel: 4.15.0-generic
GCC: 7.4
NIC: Intel Corporation Ethernet Converged Network Adapter XL710-QDA2 40000 Mbps
Target: x86_64-native-linuxapp-gcc
Fail/Total: 1/2

Detail performance results: 
+------------+---------+-------------------------------------+
| frame_size | txd/rxd | throughput difference from expected |
+============+=========+=====================================+
| 64         | 512     | -1.069                              |
+------------+---------+-------------------------------------+
| 64         | 2048    | 0.313                               |
+------------+---------+-------------------------------------+

https://lab.dpdk.org/results/dashboard/patchsets/8710/

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