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2024-04-15 - 18:32
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackcslot5.osadl.org (updated Mon Apr 15, 2024 13:05:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5509:04:246482
51,09:03:296481
009:03:296477
0,09:03:296476
0,09:03:296475
0,09:03:296474
0,09:03:296473
0,09:03:296472
0,09:03:296471
0,09:03:296470
0,09:03:296469
0,09:03:296468
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0,09:03:296465
0,09:03:296464
0,09:03:296463
0,09:03:296462
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0,09:03:296460
0,09:03:296459
0,09:03:296458
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0,09:03:296456
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0,09:03:296380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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