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2025-08-21 - 19:00
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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
Characteristics of the highest latencies:
System rack6slot6 (updated Thu Aug 21, 2025 12:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
97609910683653473,53299cyclictest140749irq/7-s-b4311:40:370
97609910666553481,53184cyclictest0-21swapper11:27:240
97609910657053420,53058cyclictest0-21swapper07:18:020
97609910655553394,53098cyclictest0-21swapper09:24:080
97609910655453481,53073cyclictest0-21swapper09:04:020
97609910652253391,53100cyclictest0-21swapper11:21:120
97609910651753432,53085cyclictest0-21swapper11:30:550
97609910651153456,53055cyclictest0-21swapper10:04:300
97609910649253467,53025cyclictest0-21swapper09:06:330
97609910646853439,53029cyclictest0-21swapper12:28:510
97609910646053406,53054cyclictest0-21swapper11:47:390
97609910643353394,53039cyclictest0-21swapper07:49:410
97609910641153467,52944cyclictest0-21swapper08:06:460
97609910636353397,52902cyclictest9-21ksoftirqd/007:39:580
97609910635453472,52818cyclictest9-21ksoftirqd/012:36:340
97609910628453396,52888cyclictest0-21swapper08:13:080
97609910625953387,52806cyclictest0-21swapper09:16:060
97609910618753457,52730cyclictest0-21swapper08:58:510
97609910611753420,52697cyclictest0-21swapper07:12:500
97609910572652943,52781cyclictest12660-21ssh09:34:510
97609910507952915,52163cyclictest3950irq/9-acpi11:51:410
9760995385527,53729cyclictest27123-21diskmemload09:54:570
9760995331226,53286cyclictest0-21swapper08:22:100
9760995327225,53153cyclictest0-21swapper08:48:180
9760995325529,53215cyclictest3884-21kworker/0:109:26:090
9760995317226,384cyclictest0-21swapper08:18:490
97609924901095,1296cyclictest22450-21ssh11:18:210
97609923701094,1150cyclictest2114-21munin-node07:59:240
97609922471057,1097cyclictest0-21swapper07:51:210
97609921581095,997cyclictest3950irq/9-acpi10:40:400
97609921081009,977cyclictest1911-21snmpd12:30:320
97609920931001,993cyclictest27123-21diskmemload10:05:500
97609920841086,904cyclictest9-21ksoftirqd/012:17:580
97609920641016,1011cyclictest14864-21ssh11:07:280
97609920501074,853cyclictest18232-21ssh11:57:220
97609920471024,930cyclictest133750irq/9-eth012:09:360
9760992029985,1010cyclictest0-21swapper09:43:540
97609920221036,865cyclictest0-21swapper09:36:420
97609920091057,827cyclictest12434-21ssh10:19:340
9760991967972,958cyclictest22886-21ssh12:04:340
9760991951936,1015cyclictest0-21swapper07:23:230
97609919071037,776cyclictest0-21swapper08:03:150
9760991901970,906cyclictest15627-21sh10:23:450
9760991890933,920cyclictest3748-21ssh12:22:190
9760991888951,901cyclictest0-21swapper10:14:330
97609918661022,807cyclictest1579-21ssh10:49:530
97609918631047,726cyclictest3950irq/9-acpi10:56:250
9760991853922,894cyclictest29223-21ssh12:12:570
9760991831946,848cyclictest29044-21ssh09:56:470
97609918221026,706cyclictest3950irq/9-acpi10:33:180
97609917241085,639cyclictest0-21swapper09:49:150
97609916771024,615cyclictest23576-21munin-node10:35:190
97609916601055,605cyclictest0-21swapper07:29:550
97609916601048,545cyclictest0-21swapper11:03:470
97609916541091,563cyclictest0-21swapper07:43:590
9760991652842,785cyclictest17865-21runrttasks11:11:190
97609916501086,564cyclictest0-21swapper08:30:330
97609916091030,486cyclictest0-21swapper07:33:260
97609916031086,424cyclictest0-21swapper10:29:470
9760991569973,561cyclictest4074-21ssh10:52:230
97609915301067,400cyclictest9-21ksoftirqd/008:52:090
97609914861097,389cyclictest0-21swapper08:38:250
97609914651029,372cyclictest9-21ksoftirqd/008:41:360
97609914551095,360cyclictest0-21swapper08:25:210
97609914041026,378cyclictest0-21swapper11:38:470
97609913791058,321cyclictest0-21swapper09:14:450
7620254275,213sleep00-21swapper07:05:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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