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2026-03-12 - 23:59
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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 376 highest latencies:
System rack6slot6 (updated Thu Mar 12, 2026 12:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
192759910719453459,53638cyclictest18990-21ssh11:07:280
192759910703353411,53531cyclictest0-21swapper08:45:480
192759910679253454,53243cyclictest4188-21diskmemload12:32:430
192759910670053437,53172cyclictest9-21ksoftirqd/012:08:460
192759910669153411,53216cyclictest9-21ksoftirqd/012:02:340
192759910663853456,53182cyclictest0-21swapper09:27:500
192759910663653469,53078cyclictest9-21ksoftirqd/007:46:100
192759910658153436,53145cyclictest0-21swapper09:07:540
192759910656953457,53112cyclictest0-21swapper08:31:030
192759910653753395,53142cyclictest0-21swapper08:58:010
192759910651253398,53114cyclictest0-21swapper12:26:110
192759910650253470,53032cyclictest0-21swapper08:17:190
192759910650053470,53030cyclictest0-21swapper10:36:290
192759910649353422,53071cyclictest0-21swapper11:24:530
192759910646453451,53013cyclictest0-21swapper11:28:240
192759910645553447,53008cyclictest0-21swapper08:50:390
192759910644153394,53047cyclictest0-21swapper12:38:350
192759910643453437,52997cyclictest0-21swapper11:37:370
192759910641353402,53011cyclictest0-21swapper08:05:260
192759910636953473,52896cyclictest0-21swapper08:11:480
192759910635053384,52875cyclictest0-21swapper08:24:310
192759910634953457,52892cyclictest0-21swapper07:57:340
192759910629353471,52761cyclictest9-21ksoftirqd/012:18:590
192759910629353471,52761cyclictest9-21ksoftirqd/007:18:530
192759910625753387,52805cyclictest0-21swapper09:35:420
192759910620253454,52713cyclictest0-21swapper07:53:430
192759910618553415,52770cyclictest0-21swapper12:13:470
192759910616953405,52764cyclictest0-21swapper07:21:530
192759910615053054,53094cyclictest0-21swapper10:12:430
192759910614753433,52714cyclictest0-21swapper08:28:430
192759910614253393,52749cyclictest0-21swapper08:00:040
192759910613353452,52590cyclictest0-21swapper10:32:580
192759910515653056,52098cyclictest0-21swapper10:07:510
192759910515153049,52097cyclictest0-21swapper09:51:470
192759910496052898,52060cyclictest0-21swapper09:59:190
19275995365728,0cyclictest2099-21runrttasks07:32:470
19275995355953383,176cyclictest0-21swapper07:28:350
19275995345527,53334cyclictest0-21swapper07:37:080
19275995324925,53224cyclictest0-21swapper08:42:170
19275995324826,53222cyclictest0-21swapper11:50:010
19275995277826,52752cyclictest0-21swapper11:30:350
192759924981110,1263cyclictest3847-21ssh12:20:590
192759924541051,1310cyclictest9-21ksoftirqd/010:04:000
192759924191048,1245cyclictest29476-21ssh09:46:250
192759923261083,1176cyclictest134850irq/9-eth009:12:250
192759922811065,1151cyclictest9-21ksoftirqd/011:02:370
192759922081016,1099cyclictest199652sleep011:57:130
192759921461095,984cyclictest3950irq/9-acpi09:22:080
192759920851083,909cyclictest0-21swapper11:16:310
192759920781086,872cyclictest9-21ksoftirqd/009:41:240
192759920741097,880cyclictest9897-21ssh09:17:470
19275992017980,1003cyclictest0-21swapper09:31:010
19275991980953,992cyclictest0-21swapper10:16:340
19275991968955,1013cyclictest0-21swapper07:12:310
19275991958960,998cyclictest0-21swapper08:38:050
19275991918920,963cyclictest0-21swapper10:57:350
19275991879959,903cyclictest20716-21ssh10:21:350
19275991876944,912cyclictest10785-21ssh11:44:090
192759918721040,832cyclictest0-21swapper10:51:040
192759917501100,650cyclictest0-21swapper11:46:500
19275991734993,676cyclictest3950irq/9-acpi10:26:160
19275991700981,625cyclictest0-21swapper09:01:320
192759916801020,660cyclictest0-21swapper10:43:110
19275991665967,674cyclictest22853-21ssh11:13:400
192759916001087,513cyclictest0-21swapper10:48:430
192759914561015,441cyclictest0-21swapper07:44:400
18382255388,207sleep00-21swapper07:05:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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