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2025-05-13 - 03:52
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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 Tue May 13, 2025 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
230319910717653464,53616cyclictest16279-21ssh00:15:320
230319910708453410,53578cyclictest2103-21runrttasks00:29:260
230319910679453387,53317cyclictest3950irq/9-acpi22:03:240
230319910672253477,53156cyclictest23030-21cyclictest23:50:350
230319910668553418,53176cyclictest0-21swapper20:24:560
230319910661353392,53221cyclictest4715-21ssh23:15:550
230319910647253414,53058cyclictest0-21swapper20:05:000
230319910646753451,53016cyclictest0-21swapper23:58:470
230319910646653455,53011cyclictest0-21swapper20:05:400
230319910646253444,53018cyclictest0-21swapper22:28:110
230319910624153444,52797cyclictest0-21swapper21:05:070
230319910623153438,52793cyclictest0-21swapper19:32:200
230319910619953470,52729cyclictest0-21swapper19:39:220
230319910618653465,52721cyclictest0-21swapper20:17:340
230319910615353432,52721cyclictest0-21swapper19:29:500
230319910603353046,52985cyclictest11560-21ssh21:58:020
230319910586853063,52803cyclictest28449-21ssh00:32:470
230319910540653024,52380cyclictest20175-21ssh22:53:590
230319910535353003,52347cyclictest31083-21ssh23:08:430
230319910514452997,52145cyclictest31993-21ssh21:41:280
230319910505352953,52098cyclictest0-21swapper21:25:330
230319910498552926,52056cyclictest2103-21runrttasks00:00:580
23031995350130,212cyclictest9-21ksoftirqd/021:11:390
23031995321625,439cyclictest0-21swapper19:47:050
23031995315828,0cyclictest0-21swapper20:44:410
23031995296727,52940cyclictest0-21swapper22:07:550
23031995278026,52754cyclictest0-21swapper20:28:470
230319938122384,1426cyclictest2739-21devkit-power-da20:10:520
230319924521066,1260cyclictest19722-21ssh23:36:310
230319923461058,1221cyclictest133750irq/9-eth021:53:510
230319922961016,1188cyclictest9-21ksoftirqd/000:21:040
230319922401016,1206cyclictest1993-21lldpd22:36:540
230319922321055,1050cyclictest12776-21ssh23:27:180
230319922311036,1101cyclictest0-21swapper20:48:120
230319921651073,997cyclictest133750irq/9-eth000:06:190
230319921461014,1009cyclictest8007-21diskmemload23:41:120
230319921211100,896cyclictest21506-21ssh22:10:560
23031992029931,1060cyclictest24696-21ssh21:31:350
230319920211098,857cyclictest3950irq/9-acpi22:23:200
230319920191039,886cyclictest0-21swapper20:55:240
230319919961038,866cyclictest0-21swapper00:11:110
230319919461043,811cyclictest0-21swapper23:20:260
230319919461025,827cyclictest0-21swapper19:18:060
23031991909915,970cyclictest0-21swapper23:04:010
230319918981091,715cyclictest0-21swapper23:13:340
230319917881067,627cyclictest9-21ksoftirqd/021:17:510
230319917861093,627cyclictest3950irq/9-acpi21:36:460
230319917731080,626cyclictest3950irq/9-acpi23:48:040
230319917441068,582cyclictest0-21swapper21:03:070
230319917141034,643cyclictest5781-21ssh22:34:330
230319916871094,593cyclictest0-21swapper20:31:070
230319916771092,585cyclictest0-21swapper20:52:230
230319916641057,607cyclictest0-21swapper19:22:480
230319916431095,454cyclictest0-21swapper22:47:370
230319916361069,567cyclictest0-21swapper21:21:520
230319916311090,447cyclictest0-21swapper19:40:230
230319915931085,444cyclictest9-21ksoftirqd/000:35:480
230319915601071,425cyclictest9-21ksoftirqd/019:54:570
230319915591031,528cyclictest0-21swapper20:36:190
230319915201011,509cyclictest0-21swapper19:14:250
23031991516865,626cyclictest16728-21ssh23:32:500
230319914951006,421cyclictest0-21swapper19:55:470
230319914261036,390cyclictest0-21swapper22:18:280
230319914141074,340cyclictest0-21swapper22:43:150
230319913941019,375cyclictest0-21swapper22:56:190
230319913881076,312cyclictest0-21swapper21:46:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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