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2026-07-28 - 16:49
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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 all highest latencies:
System rack6slot6 (updated Tue Jul 28, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
41119910693253414,53427cyclictest134850irq/9-eth009:56:120
41119910688253444,53316cyclictest29779-21ssh09:21:120
41119910670453433,53207cyclictest0-21swapper08:41:500
41119910667153445,53137cyclictest4068-21cyclictest08:45:310
41119910665453391,53172cyclictest0-21swapper08:31:270
41119910664753491,53156cyclictest0-21swapper09:45:290
41119910657253411,53097cyclictest9-21ksoftirqd/012:39:590
41119910651953479,53040cyclictest0-21swapper09:42:280
41119910651453475,53039cyclictest0-21swapper10:22:590
41119910650953429,53080cyclictest0-21swapper08:16:230
41119910650453453,53051cyclictest0-21swapper10:16:480
41119910650153470,53031cyclictest0-21swapper07:29:500
41119910649453476,53018cyclictest0-21swapper12:26:050
41119910649253469,53023cyclictest0-21swapper11:00:000
41119910646753450,53017cyclictest0-21swapper08:38:290
41119910646453409,53055cyclictest0-21swapper11:08:120
41119910645853405,53053cyclictest0-21swapper09:32:250
41119910645253448,53004cyclictest0-21swapper10:14:570
41119910641953431,52988cyclictest0-21swapper11:02:410
41119910641653427,52989cyclictest0-21swapper07:35:210
41119910639253454,52875cyclictest4068-21cyclictest07:15:350
41119910636753474,52893cyclictest0-21swapper07:54:170
41119910633253405,52837cyclictest9-21ksoftirqd/007:46:540
41119910617653410,52766cyclictest0-21swapper07:34:110
41119910616953405,52764cyclictest0-21swapper11:19:160
41119910615153456,52695cyclictest0-21swapper08:09:210
41119910614953396,52753cyclictest0-21swapper08:29:270
41119910614753394,52753cyclictest0-21swapper09:00:460
41119910612653429,52697cyclictest0-21swapper08:00:590
41119910589753041,52854cyclictest20555-21ssh10:44:060
41119910583653104,52721cyclictest632-21ssh09:26:030
41119910542053090,52325cyclictest28589-21ssh11:43:130
4111995398853459,529cyclictest0-21swapper10:31:420
4111995388053444,436cyclictest0-21swapper07:56:370
4111995387653439,437cyclictest0-21swapper07:14:250
4111995387153433,438cyclictest0-21swapper12:04:490
4111995384353405,438cyclictest0-21swapper12:18:230
4111995375653391,270cyclictest15112-21rm11:23:270
4111995359553444,151cyclictest0-21swapper07:24:080
4111995359125,0cyclictest0-21swapper10:29:210
4111995353253381,151cyclictest0-21swapper09:19:210
4111995339327,53366cyclictest0-21swapper09:39:370
4111995334820,586cyclictest0-21swapper10:47:370
4111995326324,53144cyclictest0-21swapper08:52:430
4111995324822,53226cyclictest0-21swapper08:55:340
4111995321226,384cyclictest0-21swapper10:39:540
4111995318826,53162cyclictest0-21swapper08:14:430
4111995308126,0cyclictest0-21swapper11:11:030
41119922911065,1101cyclictest2099-21runrttasks07:44:040
41119921611008,1029cyclictest23094-21ssh12:22:340
41119921101045,1031cyclictest0-21swapper11:56:160
41119920971081,918cyclictest2099-21runrttasks09:06:070
41119920591001,1024cyclictest0-21swapper11:46:030
41119920291047,891cyclictest26051-21kworker/0:211:32:390
41119920281088,814cyclictest18003-21ssh09:51:400
41119919841031,858cyclictest0-21swapper11:54:560
41119919741027,852cyclictest0-21swapper10:03:340
41119919691095,863cyclictest0-21swapper12:31:470
41119919651047,851cyclictest23932sleep008:23:350
41119919311062,774cyclictest0-21swapper11:28:380
41119918141009,712cyclictest0-21swapper12:05:090
4111991770924,808cyclictest21377-21diskmemload12:14:320
41119915771040,445cyclictest9-21ksoftirqd/011:39:310
41119915521030,429cyclictest9-21ksoftirqd/009:14:000
41119914961010,422cyclictest0-21swapper10:08:350
41119914551095,360cyclictest0-21swapper10:51:580
3310257885,238sleep00-21swapper07:06:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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