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2026-04-23 - 15:31
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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 Apr 23, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1765699209878105395,104481cyclictest0-21swapper07:49:160
1765699209787105310,104475cyclictest0-21swapper12:07:100
176569910613253059,53071cyclictest0-21swapper07:24:290
176569910611653024,53090cyclictest0-21swapper10:34:230
176569910610853025,53081cyclictest0-21swapper11:27:090
176569910609253011,53079cyclictest0-21swapper08:35:390
176569910607753004,53071cyclictest0-21swapper11:10:040
176569910607152963,53106cyclictest0-21swapper08:13:230
176569910606852971,53095cyclictest0-21swapper10:49:280
176569910606352973,53088cyclictest0-21swapper11:41:530
176569910606052989,53069cyclictest0-21swapper08:23:060
176569910605752964,53091cyclictest0-21swapper08:03:500
176569910604652963,53081cyclictest0-21swapper09:23:430
176569910603752968,53067cyclictest0-21swapper07:38:330
176569910603452981,53051cyclictest0-21swapper12:19:240
176569910585452931,52920cyclictest24560-21ssh10:23:000
176569910583853029,52807cyclictest12494-21ssh10:06:550
176569910526253044,52216cyclictest134850irq/9-eth011:00:310
176569910521853090,52126cyclictest0-21swapper07:50:460
176569910518853075,52111cyclictest0-21swapper12:10:210
176569910515253060,52090cyclictest0-21swapper08:52:140
176569910514953032,52115cyclictest0-21swapper09:47:000
176569910514053031,52107cyclictest0-21swapper10:42:060
176569910513853028,52108cyclictest0-21swapper09:37:370
176569910512753037,52088cyclictest0-21swapper07:55:280
176569910510653008,52096cyclictest0-21swapper11:19:560
176569910510153021,52078cyclictest0-21swapper08:56:550
176569910507652971,52100cyclictest0-21swapper08:44:120
176569910507353014,52057cyclictest0-21swapper08:30:280
176569910507253007,52063cyclictest0-21swapper12:00:480
176569910506552998,52066cyclictest0-21swapper08:09:110
176569910506552951,52112cyclictest0-21swapper10:12:170
176569910505952958,52099cyclictest0-21swapper11:36:110
176569910504952959,52088cyclictest0-21swapper09:29:450
176569910502752928,52097cyclictest0-21swapper09:59:230
176569910502552922,52101cyclictest0-21swapper08:26:160
176569910502152924,52095cyclictest0-21swapper11:51:150
176569910501852946,52070cyclictest0-21swapper11:22:470
176569910497052894,52074cyclictest0-21swapper10:58:300
176569910496452898,52061cyclictest0-21swapper12:37:290
1765699530988,53088cyclictest0-21swapper07:34:320
1765699530468,53035cyclictest14359-21ssh10:51:180
176569954982779,2716cyclictest1741-21hald11:58:380
17656991594777,814cyclictest0-21swapper09:17:510
17656991576769,804cyclictest0-21swapper10:38:550
17656991558747,808cyclictest0-21swapper12:32:070
17656991558727,828cyclictest0-21swapper08:19:040
17656991556739,813cyclictest0-21swapper09:51:310
17656991545715,827cyclictest0-21swapper09:09:590
17656991502692,807cyclictest0-21swapper07:14:560
17656991489720,765cyclictest0-21swapper07:28:100
17656991448683,761cyclictest0-21swapper09:01:160
17656991383679,698cyclictest0-21swapper12:23:050
17656991377621,751cyclictest0-21swapper07:44:040
17656991359649,703cyclictest0-21swapper11:49:350
17656991338625,706cyclictest0-21swapper08:48:130
17656991300596,701cyclictest0-21swapper07:16:460
17656991274615,657cyclictest0-21swapper11:07:530
17656991236602,632cyclictest0-21swapper10:17:080
17656991207587,618cyclictest0-21swapper10:03:440
17656991190560,628cyclictest0-21swapper09:11:490
17656991182698,480cyclictest27223-21seq10:25:510
17656991168592,573cyclictest2804-21diskmemload11:34:000
17656991143513,628cyclictest0-21swapper09:31:050
17656991127501,624cyclictest0-21swapper09:43:080
17656991126497,626cyclictest0-21swapper12:28:160
17163255287,211sleep00-21swapper07:08:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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