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2026-07-03 - 03:40
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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 792 highest latencies:
System rack6slot6 (updated Fri Jul 03, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
297669910726653446,53694cyclictest2277-21Xorg19:13:540
297669910678353400,53383cyclictest0-21swapper19:40:010
297669910669153426,53265cyclictest0-21swapper20:07:190
297669910668153423,53167cyclictest0-21swapper20:31:460
297669910660553473,53132cyclictest0-21swapper20:35:270
297669910655353421,53040cyclictest0-21swapper20:58:440
297669910651853443,53075cyclictest0-21swapper21:03:350
297669910647753477,53000cyclictest0-21swapper23:35:090
297669910647253456,53016cyclictest0-21swapper23:29:380
297669910647053452,53018cyclictest0-21swapper23:58:260
297669910646353410,53053cyclictest0-21swapper23:17:140
297669910646153468,52993cyclictest0-21swapper22:16:360
297669910645353468,52985cyclictest0-21swapper00:27:040
297669910643053434,52996cyclictest0-21swapper21:26:420
297669910641453384,53030cyclictest0-21swapper21:41:560
297669910629853454,52753cyclictest0-21swapper19:59:370
297669910629753421,52811cyclictest9-21ksoftirqd/020:01:280
297669910628853415,52808cyclictest9-21ksoftirqd/019:19:450
297669910621253440,52772cyclictest0-21swapper20:22:440
297669910618753461,52726cyclictest0-21swapper20:43:100
297669910618353427,52756cyclictest0-21swapper23:46:220
297669910618153458,52723cyclictest0-21swapper00:34:360
297669910617753411,52766cyclictest0-21swapper20:47:110
297669910615353399,52754cyclictest0-21swapper22:56:380
297669910614353438,52705cyclictest0-21swapper20:29:160
297669910614253048,53092cyclictest0-21swapper23:10:520
297669910584753023,52822cyclictest12514-21ssh00:09:190
297669910559252996,52593cyclictest8063-21runrttasks22:30:300
297669910550253058,52442cyclictest19553-21ssh22:01:120
29766991054919,6cyclictest0-21swapper20:53:120
297669910543553129,52306cyclictest0-21swapper22:48:260
297669910517553068,52105cyclictest0-21swapper00:12:300
297669910517253069,52101cyclictest0-21swapper23:03:100
297669910514953056,52092cyclictest0-21swapper21:54:400
297669910512553012,52112cyclictest0-21swapper22:43:340
297669910511453020,52093cyclictest0-21swapper00:19:220
297669910511252994,52116cyclictest0-21swapper23:32:280
297669910510753003,52102cyclictest0-21swapper23:42:510
297669910510653010,52094cyclictest0-21swapper19:22:160
297669910510252986,52114cyclictest0-21swapper22:23:380
297669910508652986,52098cyclictest0-21swapper00:37:570
297669910497252911,52060cyclictest0-21swapper20:13:310
29766995342025,53301cyclictest0-21swapper22:36:120
29766995314626,0cyclictest0-21swapper20:19:330
29766995309525,53070cyclictest0-21swapper19:54:150
29766995306625,53041cyclictest0-21swapper22:09:550
29766995291327,52886cyclictest0-21swapper19:37:410
29766995284526,52819cyclictest0-21swapper19:30:590
29766995284327,52816cyclictest0-21swapper22:28:200
297669924021076,1234cyclictest3950irq/9-acpi00:04:270
297669923461015,1236cyclictest3950irq/9-acpi23:23:060
297669921701042,1034cyclictest9-21ksoftirqd/021:32:340
29766992043972,1012cyclictest134850irq/9-eth021:20:100
297669919981044,918cyclictest23195-21ssh22:52:270
29766991984954,1010cyclictest3950irq/9-acpi21:36:250
297669919801030,855cyclictest0-21swapper21:05:260
297669919791075,838cyclictest3950irq/9-acpi21:58:110
29766991924938,969cyclictest0-21swapper23:53:440
297669919061037,777cyclictest0-21swapper21:17:390
297669918661033,740cyclictest9-21ksoftirqd/021:48:280
297669916211056,474cyclictest9414-21kworker/0:319:47:330
297669916071080,437cyclictest11472sleep023:07:010
297669916051064,449cyclictest9-21ksoftirqd/022:14:060
29766991524704,812cyclictest0-21swapper00:24:430
297669914771059,418cyclictest0-21swapper19:27:180
297669914501089,361cyclictest0-21swapper21:10:270
29555265637,207sleep00-21swapper19:09:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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