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2024-04-26 - 00:43
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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 50 highest latencies:
System rack0slot5.osadl.org (updated Thu Apr 25, 2024 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
346809899700300,400cyclictest0-21swapper/600:01:5112
346812499666666,0cyclictest0-21swapper/1320:04:155
346809099659659,0cyclictest0-21swapper/400:02:1310
346809099652652,0cyclictest0-21swapper/423:14:1310
346809099652652,0cyclictest0-21swapper/423:14:1310
34681009956723,44cyclictest0-21swapper/721:38:5213
346809099565554,1cyclictest0-21swapper/420:31:2810
34681249955433,520cyclictest0-21swapper/1320:28:125
34680909953678,13cyclictest3603202-21kworker/4:2+i915-unordered23:08:5010
34681249952921,507cyclictest0-21swapper/1320:06:135
34680989952821,0cyclictest0-21swapper/619:52:2812
34681009952510,24cyclictest0-21swapper/720:09:2513
34681279952224,29cyclictest0-21swapper/1422:42:506
34680989952113,507cyclictest0-21swapper/619:37:5012
34681179952024,493cyclictest0-21swapper/1119:10:513
34681179952024,493cyclictest0-21swapper/1119:10:513
346812799518518,0cyclictest3458380-21kworker/14:1+events22:36:526
3468084995183,26cyclictest0-21swapper/220:57:528
34681139951723,24cyclictest0-21swapper/1023:26:142
34680909951540,473cyclictest0-21swapper/423:01:1310
34680849951517,497cyclictest0-21swapper/222:03:288
3468100995140,56cyclictest0-21swapper/719:29:5213
34680909951439,474cyclictest0-21swapper/419:47:5010
34680909951239,473cyclictest0-21swapper/419:33:1410
3468088995127,424cyclictest2998739-21containerd-shim20:10:529
34680909951137,473cyclictest0-21swapper/422:29:1310
34680909951085,424cyclictest3700846-21kworker/4:2+events23:39:1210
34680819950918,56cyclictest0-21swapper/100:37:131
34681249950818,489cyclictest0-21swapper/1322:23:125
34680909950835,473cyclictest0-21swapper/420:42:1410
34681279950756,25cyclictest150-21ksoftirqd/1420:08:286
3468117995060,52cyclictest0-21swapper/1121:19:133
34681009950617,488cyclictest0-21swapper/700:05:1213
346811799505461,44cyclictest0-21swapper/1122:11:523
34680909950533,472cyclictest0-21swapper/400:11:1210
34680909950532,473cyclictest0-21swapper/420:25:2810
34680909950430,473cyclictest0-21swapper/421:22:1110
346812999503503,0cyclictest0-21swapper/1521:43:287
346811799503503,0cyclictest0-21swapper/1120:40:523
34680909950330,0cyclictest0-21swapper/419:28:1410
34680909950322,479cyclictest0-21swapper/420:06:1310
34681009950214,57cyclictest0-21swapper/700:33:5213
34680909950226,474cyclictest0-21swapper/419:41:5110
34680909949942,457cyclictest0-21swapper/422:23:5210
34681249949810,83cyclictest0-21swapper/1322:30:155
34681179949846,451cyclictest0-21swapper/1120:29:523
34680909949875,423cyclictest3589025-21kworker/4:0+events00:05:5210
34680909949824,472cyclictest0-21swapper/420:21:2810
34680889949823,475cyclictest0-21swapper/320:25:289
3468117994978,57cyclictest0-21swapper/1119:23:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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