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2025-12-29 - 15:19
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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 Mon Dec 29, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133949910675253396,53356cyclictest0-21swapper11:50:310
133949910671553461,53163cyclictest0-21swapper07:24:350
133949910666053446,53150cyclictest1400-21kworker/0:108:00:350
133949910664253479,53163cyclictest0-21swapper08:56:410
133949910652453393,53131cyclictest0-21swapper08:21:410
133949910649353476,53017cyclictest0-21swapper08:08:170
133949910647553462,53013cyclictest0-21swapper10:27:480
133949910646853412,53056cyclictest0-21swapper07:30:260
133949910646053474,52986cyclictest0-21swapper09:31:410
133949910644653445,53001cyclictest0-21swapper11:30:360
133949910641853428,52990cyclictest0-21swapper11:12:200
133949910641453430,52984cyclictest0-21swapper07:52:230
133949910640853426,52982cyclictest0-21swapper08:44:180
133949910631853444,52874cyclictest0-21swapper11:47:510
133949910623853441,52797cyclictest0-21swapper08:18:000
133949910622253452,52770cyclictest0-21swapper11:42:190
133949910620353442,52761cyclictest0-21swapper07:58:550
133949910617153452,52719cyclictest0-21swapper10:43:420
133949910614753436,52711cyclictest0-21swapper07:41:100
133949910614553436,52709cyclictest0-21swapper09:02:330
133949910614153394,52747cyclictest0-21swapper08:13:590
133949910613453434,52700cyclictest0-21swapper12:32:540
133949910522353045,52171cyclictest30512-21diskmemload12:26:120
133949910511553016,52097cyclictest0-21swapper11:36:270
133949910504452935,52107cyclictest0-21swapper10:00:000
13394995360125,0cyclictest0-21swapper10:35:200
13394995358426,53465cyclictest0-21swapper12:11:270
13394995353526,0cyclictest0-21swapper07:35:480
13394995347125,53414cyclictest0-21swapper07:29:360
13394995341627,53389cyclictest0-21swapper09:25:200
13394995316825,53143cyclictest0-21swapper09:21:180
13394995314027,53113cyclictest0-21swapper08:50:400
13394995311927,53092cyclictest0-21swapper09:41:240
1339499531049,53093cyclictest0-21swapper10:45:130
13394995297225,0cyclictest0-21swapper11:04:580
133949947302676,2051cyclictest2679-21devkit-power-da09:14:570
133949943332564,1757cyclictest2679-21devkit-power-da12:08:270
133949925351082,1355cyclictest20024-21ssh11:58:340
133949923681013,1230cyclictest1907-21snmpd10:23:560
133949923571020,1236cyclictest2790-21gnome-settings-08:34:050
133949922611026,1141cyclictest0-21swapper07:14:020
133949922361078,1066cyclictest0-21swapper07:49:320
133949921571055,1010cyclictest3950irq/9-acpi10:09:220
13394992112998,1076cyclictest30512-21diskmemload12:22:410
133949921051043,1028cyclictest0-21swapper09:38:230
133949920771021,1021cyclictest0-21swapper08:26:120
133949920521006,1008cyclictest3021-21ssh10:01:200
13394991995949,1009cyclictest30512-21diskmemload11:08:290
133949919851028,865cyclictest0-21swapper12:36:550
13394991984942,1006cyclictest1907-21snmpd10:11:130
13394991975951,989cyclictest0-21swapper11:16:320
133949919701024,852cyclictest0-21swapper08:46:580
13394991963954,988cyclictest0-21swapper10:53:250
13394991955967,973cyclictest0-21swapper09:54:180
133949919171042,784cyclictest0-21swapper09:19:080
13394991904927,963cyclictest0-21swapper10:33:390
133949918921064,821cyclictest0-21swapper09:08:450
13394991838969,832cyclictest14402-21sh10:18:050
13394991767964,777cyclictest30512-21diskmemload09:47:260
133949917261056,605cyclictest3950irq/9-acpi12:17:190
133949915711051,428cyclictest9-21ksoftirqd/007:17:530
133949915611059,437cyclictest10-21rcuc/008:36:250
13394991512722,785cyclictest0-21swapper11:20:230
133949914681098,370cyclictest0-21swapper11:28:450
133949914281079,349cyclictest0-21swapper12:01:040
133949914071087,320cyclictest0-21swapper10:58:460
11336254882,207sleep00-21swapper07:05:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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