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2025-12-30 - 04:05
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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 Dec 30, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
48469910704553413,53540cyclictest0-21swapper21:23:060
48469910695853392,53470cyclictest2099-21runrttasks22:17:220
48469910692153471,53360cyclictest9-21ksoftirqd/020:30:310
48469910673453472,53262cyclictest0-21swapper22:13:010
48469910672553473,53252cyclictest0-21swapper00:25:390
48469910667853423,53190cyclictest0-21swapper19:56:510
48469910661853391,53138cyclictest9-21ksoftirqd/000:15:060
48469910658853471,53117cyclictest0-21swapper00:36:520
48469910656653396,53104cyclictest0-21swapper22:28:250
48469910656453391,53081cyclictest0-21swapper19:42:270
48469910653253443,53089cyclictest0-21swapper23:24:210
48469910653053467,53063cyclictest0-21swapper19:20:410
48469910652553394,53131cyclictest0-21swapper00:03:120
48469910646953457,53012cyclictest0-21swapper21:39:510
48469910646353410,53053cyclictest0-21swapper22:21:030
48469910645953452,53007cyclictest0-21swapper22:57:130
48469910645553446,53009cyclictest0-21swapper22:49:410
48469910644353442,53001cyclictest0-21swapper22:37:180
48469910643953440,52999cyclictest0-21swapper19:38:060
48469910642753391,53036cyclictest0-21swapper00:09:540
48469910641153421,52990cyclictest0-21swapper23:10:370
48469910631353381,52868cyclictest9-21ksoftirqd/020:06:540
48469910627553392,52818cyclictest0-21swapper20:45:360
48469910627053411,52859cyclictest0-21swapper20:58:190
48469910625753380,52813cyclictest9-21ksoftirqd/020:04:340
48469910624753375,52808cyclictest9-21ksoftirqd/023:34:140
48469910619853466,52732cyclictest0-21swapper23:08:170
48469910619353463,52730cyclictest0-21swapper20:10:350
48469910618153452,52729cyclictest0-21swapper20:16:070
48469910616753403,52764cyclictest0-21swapper20:37:330
48469910612953428,52701cyclictest0-21swapper20:42:050
48469910612653429,52697cyclictest0-21swapper19:32:140
48469910611453376,52738cyclictest0-21swapper19:51:100
48469910506052947,52111cyclictest0-21swapper22:31:360
48469910502652933,52091cyclictest0-21swapper23:04:150
4846995389453429,465cyclictest0-21swapper00:12:150
4846995388253418,464cyclictest0-21swapper23:55:100
4846995381253481,331cyclictest0-21swapper21:40:210
4846995368815,53673cyclictest0-21swapper22:42:190
4846995367714,0cyclictest0-21swapper20:23:590
4846995366553364,237cyclictest0-21swapper19:29:540
4846995355553403,152cyclictest0-21swapper21:03:110
484699534639,53454cyclictest0-21swapper19:10:380
4846995339016,0cyclictest0-21swapper20:54:280
4846995337325,53348cyclictest0-21swapper21:30:490
4846995306926,53043cyclictest0-21swapper21:50:340
4846995299123,52968cyclictest0-21swapper21:56:160
48469923211070,1129cyclictest9-21ksoftirqd/022:00:570
48469922351093,1088cyclictest9-21ksoftirqd/022:07:390
48469922051091,990cyclictest11219-21ssh23:16:290
48469921411085,960cyclictest0-21swapper21:25:470
48469920731027,1012cyclictest0-21swapper19:18:300
48469920551025,1009cyclictest0-21swapper21:10:330
48469919421079,863cyclictest0-21swapper00:33:210
48469918721050,724cyclictest2075-21runrttasks23:50:390
4846991838939,863cyclictest16430-21sh21:49:240
48469918051090,651cyclictest3950irq/9-acpi23:49:180
48469918001089,587cyclictest22037-21diskmemload00:20:370
4846991777923,820cyclictest0-21swapper21:19:550
48469917431095,648cyclictest0-21swapper21:06:210
48469916681042,499cyclictest29054-21ssh23:43:370
48469916461094,459cyclictest0-21swapper23:36:050
48469915871092,495cyclictest0-21swapper20:27:100
48469915691019,456cyclictest3950irq/9-acpi23:26:520
48469914901005,420cyclictest0-21swapper22:51:420
4846991477998,414cyclictest0-21swapper19:49:390
4401268137,208sleep00-21swapper19:07:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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