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K82F QSPI test fails intermittently #9075

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@cmonr

Description

@cmonr

Description

Observed over the past couple of days, weeks, we've noticed that every once in a while, a greentea-test will fail, with the only failure being K82F iar_arm / K82F-IAR.tests-mbed_hal-qspi.qspi frequency setting test.

Below is the shortlog of the error:

[1544644866.12][CONN][RXD] >>> Running case #3: 'qspi frequency setting test'... 
[1544644866.22][CONN][INF] found KV pair in stream: {{__testcase_start;qspi frequency setting test}}, queued... 
[1544644867.12][CONN][RXD] tx data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
[1544644868.03][CONN][RXD] rx data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
[1544644868.03][CONN][RXD] erase/write/read time: 37939/608/31 [us] 
[1544644868.03][CONN][RXD] :213::FAIL: Expected 139 Was 203 
[1544644868.13][CONN][INF] found KV pair in stream: {{__testcase_finish;qspi frequency setting test;0;1}}, queued... 
[1544644868.23][CONN][RXD] >>> 'qspi frequency setting test': 0 passed, 1 failed with reason 'Assertion Failed'

Issue request type

[ ] Question
[ ] Enhancement
[x] Bug

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