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2026-04-27 - 04:04
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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 Apr 27, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
294789910703853466,53483cyclictest3950irq/9-acpi21:20:140
294789910689053472,53320cyclictest1907-21snmpd19:59:210
294789910679853461,53246cyclictest0-21swapper22:50:500
294789910671353443,53204cyclictest11-21rcu_preempt19:17:490
294789910669353416,53182cyclictest25389-21ssh00:36:200
294789910663253429,53111cyclictest134850irq/9-eth020:15:450
294789910662953458,53171cyclictest0-21swapper23:14:570
294789910662053478,53142cyclictest0-21swapper20:05:420
294789910659153399,53102cyclictest9-21ksoftirqd/022:11:390
294789910655853445,53113cyclictest0-21swapper19:24:100
294789910653453481,53053cyclictest0-21swapper20:00:510
294789910649953466,53033cyclictest0-21swapper21:58:350
294789910649053464,53026cyclictest0-21swapper00:09:430
294789910648653469,53017cyclictest0-21swapper21:28:160
294789910648653462,53024cyclictest0-21swapper23:57:490
294789910643953397,53042cyclictest0-21swapper20:25:580
294789910643853438,53000cyclictest0-21swapper19:52:290
294789910640553421,52984cyclictest0-21swapper23:34:330
294789910631453407,52816cyclictest9-21ksoftirqd/020:21:170
294789910627153398,52809cyclictest9-21ksoftirqd/021:04:590
294789910627053456,52814cyclictest0-21swapper20:30:500
294789910625753386,52806cyclictest0-21swapper00:14:240
294789910622953481,52748cyclictest0-21swapper19:39:450
294789910620653465,52741cyclictest0-21swapper19:46:370
294789910619553428,52767cyclictest0-21swapper23:02:530
294789910619453426,52768cyclictest0-21swapper21:06:500
294789910617853456,52722cyclictest0-21swapper00:21:460
294789910615853452,52706cyclictest0-21swapper20:46:040
294789910612553426,52699cyclictest0-21swapper21:17:230
294789910572952947,52780cyclictest10485-21sh22:39:470
294789910544653168,52278cyclictest0-21swapper21:37:490
294789910499952903,52094cyclictest0-21swapper00:32:290
29478995388153416,465cyclictest0-21swapper20:42:230
29478995386053421,439cyclictest0-21swapper21:46:210
29478995385553390,465cyclictest0-21swapper22:06:370
2947899536997,53598cyclictest0-21swapper23:36:230
29478995367853397,186cyclictest2679-21devkit-power-da19:10:470
29478995360653455,151cyclictest0-21swapper19:30:320
2947899535617,53554cyclictest0-21swapper22:58:420
2947899535188,53510cyclictest0-21swapper19:25:510
2947899535097,53502cyclictest0-21swapper23:06:140
2947899533929,0cyclictest0-21swapper20:54:260
29478995338924,53271cyclictest0-21swapper20:38:220
29478995307827,53051cyclictest0-21swapper21:33:380
294789933891854,1518cyclictest1741-21hald23:27:410
294789925881064,1398cyclictest2790-21gnome-settings-22:22:320
294789922871056,1105cyclictest23436-21runrttasks20:11:540
294789921921045,1052cyclictest134850irq/9-eth023:54:380
294789921251078,922cyclictest11092-21ssh21:51:430
294789921001025,1038cyclictest9-21ksoftirqd/000:00:100
294789920431050,900cyclictest134850irq/9-eth022:04:160
294789920301015,889cyclictest14483-21diskmemload22:47:190
294789920151033,861cyclictest0-21swapper22:16:400
29478992006993,977cyclictest0-21swapper20:56:370
294789919931033,868cyclictest0-21swapper22:40:570
294789919651090,875cyclictest0-21swapper22:30:440
29478991929935,960cyclictest0-21swapper22:27:030
294789919291094,743cyclictest134850irq/9-eth023:18:480
294789919271061,770cyclictest5420-21ssh23:20:080
294789919211052,777cyclictest0-21swapper00:18:050
29478991916945,950cyclictest0-21swapper21:40:100
29478991619801,809cyclictest0-21swapper23:42:050
294789915671085,482cyclictest0-21swapper21:12:110
294789914911004,419cyclictest0-21swapper19:41:550
294789914531089,364cyclictest0-21swapper23:45:060
294789914201083,241cyclictest19742-21ssh00:28:480
29355251886,206sleep00-21swapper19:09:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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