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2026-06-02 - 17:26
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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 Jun 02, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
242309910732553438,53765cyclictest18973-21diskmemload12:26:490
242309910722953460,53672cyclictest16952-21rm11:28:320
242309910712053458,53598cyclictest3950irq/9-acpi10:19:020
242309910692653458,53404cyclictest9-21ksoftirqd/011:33:440
242309910687253445,53335cyclictest0-21swapper09:18:450
242309910674853468,53280cyclictest0-21swapper12:34:010
242309910671453479,53145cyclictest9-21ksoftirqd/007:26:330
242309910671453425,53289cyclictest0-21swapper10:44:500
242309910670853469,53239cyclictest0-21swapper08:47:360
242309910667553420,53189cyclictest0-21swapper08:59:290
242309910663253457,53085cyclictest9-21ksoftirqd/011:23:210
242309910663053425,53112cyclictest3950irq/9-acpi12:09:240
242309910660853421,53187cyclictest0-21swapper12:39:030
242309910654153412,53037cyclictest0-21swapper12:23:280
242309910644653445,53001cyclictest0-21swapper11:55:400
242309910643453447,52987cyclictest0-21swapper12:00:410
242309910641253423,52989cyclictest0-21swapper12:18:570
242309910635853439,52919cyclictest0-21swapper08:39:130
242309910630753397,52818cyclictest0-21swapper10:57:230
242309910619453463,52731cyclictest0-21swapper08:11:560
242309910572953006,52721cyclictest24276-21ssh10:51:110
242309910544252961,52479cyclictest13782-21ssh09:49:440
242309910507552978,52096cyclictest9-21ksoftirqd/011:14:280
24230995373227,53607cyclictest18973-21diskmemload12:14:050
24230995358225,183cyclictest0-21swapper11:54:000
24230995352824,465cyclictest0-21swapper11:01:240
24230995345926,0cyclictest0-21swapper07:49:390
24230995313726,53111cyclictest0-21swapper09:54:450
242309949732728,2242cyclictest2679-21devkit-power-da11:43:370
242309923251045,1187cyclictest9-21ksoftirqd/007:30:240
242309922941095,1073cyclictest2099-21runrttasks07:52:400
242309922841095,1089cyclictest20667-21ssh10:45:500
242309922811101,1180cyclictest0-21swapper08:44:050
242309922311018,1195cyclictest23578-21ssh10:03:480
242309922301025,1131cyclictest3950irq/9-acpi09:27:070
242309921531004,1128cyclictest0-21swapper11:45:170
242309921011040,1026cyclictest0-21swapper09:38:100
242309920831058,934cyclictest3950irq/9-acpi11:06:460
242309919921034,866cyclictest0-21swapper09:56:360
24230991935932,969cyclictest0-21swapper08:32:210
242309919301098,732cyclictest11121-21ssh10:32:260
242309919291021,849cyclictest0-21swapper08:26:200
24230991902933,955cyclictest0-21swapper10:07:590
242309918841050,739cyclictest0-21swapper10:28:150
242309918791036,808cyclictest134850irq/9-eth011:39:050
242309918591051,715cyclictest0-21swapper10:39:180
24230991848912,900cyclictest31792-21runrttasks08:20:380
242309918251069,691cyclictest9-21ksoftirqd/009:23:160
242309918151020,730cyclictest3950irq/9-acpi07:24:020
242309918061027,685cyclictest0-21swapper09:30:280
242309917241092,540cyclictest9-21ksoftirqd/008:50:270
242309917101078,632cyclictest0-21swapper08:02:230
242309916981036,625cyclictest9280-21ssh09:42:220
242309916701096,574cyclictest0-21swapper07:35:550
242309916341101,440cyclictest0-21swapper08:16:270
242309916271076,551cyclictest0-21swapper09:12:530
242309916021098,437cyclictest0-21swapper09:03:400
242309915831090,429cyclictest9-21ksoftirqd/010:13:410
242309915261032,403cyclictest0-21swapper07:41:570
242309914961011,422cyclictest0-21swapper07:58:220
242309914711099,372cyclictest0-21swapper10:22:130
242309914621093,369cyclictest0-21swapper08:06:540
242309914411084,357cyclictest0-21swapper11:16:590
242309914361069,367cyclictest0-21swapper09:09:220
24230991111595,513cyclictest29766-21hwlatdetect-tra07:17:300
24230991061568,488cyclictest31636-21wc07:10:380
1390022170,2sleep013901-21hwlatdetect-tra07:09:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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