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2025-10-19 - 01:25
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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
Characteristics of the highest latencies:
System rack6slot5.osadl.org (updated Sat Oct 18, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1443399109795577,5391cyclictest28787-21kworker/0:110:12:500
1443399100165284,4721cyclictest11712-21kworker/0:109:00:410
144339999465250,4685cyclictest11712-21kworker/0:108:40:540
144339999205221,4688cyclictest26165-21kworker/0:008:09:340
144339998244882,4928cyclictest26165-21kworker/0:007:52:130
144339998145183,4620cyclictest26165-21kworker/0:007:46:170
144339997415151,4586cyclictest26165-21kworker/0:008:13:320
144339997105129,4570cyclictest11712-21kworker/0:108:29:110
144339996605001,4647cyclictest6730-21kworker/0:210:57:160
144339991974864,4293cyclictest24274-21kworker/0:111:23:180
144339990514629,4411cyclictest24274-21kworker/0:111:46:460
144339990004591,4397cyclictest24274-21kworker/0:111:13:590
144339989814583,4387cyclictest26165-21kworker/0:008:02:040
144339989374660,4266cyclictest11712-21kworker/0:108:56:450
144339989174458,4448cyclictest28215-21kworker/0:009:23:450
144339988664634,4221cyclictest11712-21kworker/0:108:52:480
144339988574515,4331cyclictest28215-21kworker/0:009:12:330
144339988544513,4330cyclictest28215-21kworker/0:009:27:360
144339988504374,4416cyclictest26165-21kworker/0:008:19:250
144339988454367,4463cyclictest26165-21kworker/0:007:36:430
144339988264694,4127cyclictest24274-21kworker/0:111:42:510
144339988124699,4102cyclictest28215-21kworker/0:009:40:210
144339988074301,4338cyclictest20730-21kworker/0:012:13:560
144339987994487,4308cyclictest20730-21kworker/0:011:50:470
144339987554655,4089cyclictest6730-21kworker/0:210:45:250
144339987554639,4101cyclictest15351-21kworker/0:209:47:010
144339987364472,4253cyclictest5109-21kworker/0:112:28:110
144339986684432,4225cyclictest5109-21kworker/0:112:19:430
144339985654229,4321cyclictest26165-21kworker/0:007:29:290
144339985174351,4155cyclictest20730-21kworker/0:011:55:030
144339983804145,4183cyclictest11712-21kworker/0:108:39:060
144339980953993,4050cyclictest26165-21kworker/0:007:56:110
144339980584275,3732cyclictest28215-21kworker/0:009:33:370
144339979174300,3557cyclictest6730-21kworker/0:210:40:100
144339978764179,3646cyclictest26165-21kworker/0:007:40:350
144339978264266,3509cyclictest26165-21kworker/0:007:21:210
144339978043969,3821cyclictest26165-21kworker/0:007:15:010
144339977174092,3611cyclictest24274-21kworker/0:111:07:490
144339976194084,3523cyclictest15351-21kworker/0:209:52:240
144339974633876,3536cyclictest20730-21kworker/0:012:05:470
144339973703931,3387cyclictest24274-21kworker/0:111:36:590
144339973303817,3471cyclictest28215-21kworker/0:009:38:420
144339973283836,3440cyclictest11712-21kworker/0:109:06:520
144339972913880,3397cyclictest28787-21kworker/0:110:23:190
144339972473869,3326cyclictest26165-21kworker/0:008:23:180
144339971763781,3343cyclictest28787-21kworker/0:110:15:100
144339971653822,3329cyclictest5109-21kworker/0:112:38:300
144339971573826,3271cyclictest5109-21kworker/0:112:34:420
144339970953495,3549cyclictest26165-21kworker/0:007:33:090
144339970553767,3228cyclictest24274-21kworker/0:111:03:440
144339969543645,3294cyclictest20730-21kworker/0:012:01:410
144339969323419,3471cyclictest11712-21kworker/0:108:46:490
144339969173605,3261cyclictest15351-21kworker/0:210:02:450
144339968433611,3227cyclictest6730-21kworker/0:210:29:050
144339967203503,3157cyclictest6730-21kworker/0:210:51:240
144339966913642,3045cyclictest11712-21kworker/0:108:33:110
144339966743567,3015cyclictest24274-21kworker/0:111:33:010
144339966293458,3119cyclictest24274-21kworker/0:111:25:290
144339966203654,2915cyclictest5109-21kworker/0:112:22:210
144339965953663,2917cyclictest28215-21kworker/0:009:18:450
144339965903495,3044cyclictest15351-21kworker/0:209:58:420
144339965463411,3076cyclictest6730-21kworker/0:210:35:240
144339965273508,2968cyclictest24274-21kworker/0:111:16:310
144339962983393,2853cyclictest15351-21kworker/0:210:07:030
144339962283527,2698cyclictest26165-21kworker/0:007:16:370
144339957163205,2459cyclictest6730-21kworker/0:210:31:260
140232804183,202sleep00-21swapper07:07:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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