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2026-07-18 - 16:04
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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 all highest latencies:
System rack6slot6 (updated Sat Jul 18, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
70259910739853434,53840cyclictest2099-21runrttasks11:58:080
70259910720653447,53663cyclictest15066-21diskmemload12:07:000
70259910699953420,53488cyclictest0-21swapper08:17:040
70259910693653447,53399cyclictest9-21ksoftirqd/011:30:300
70259910676853446,53257cyclictest134850irq/9-eth008:59:560
70259910674253439,53241cyclictest3950irq/9-acpi11:21:270
70259910658753393,53130cyclictest9-21ksoftirqd/009:43:490
70259910657753390,53187cyclictest0-21swapper09:47:200
70259910656353396,53077cyclictest0-21swapper09:23:530
70259910656153396,53101cyclictest9-21ksoftirqd/010:02:440
70259910654653400,53146cyclictest0-21swapper09:33:560
70259910654053429,53014cyclictest12097-21ssh10:26:410
70259910652153462,53059cyclictest0-21swapper12:31:270
70259910652153431,53090cyclictest0-21swapper08:07:110
70259910648453299,53170cyclictest11373-21ssh12:01:190
70259910647153453,53018cyclictest0-21swapper10:30:530
70259910645553405,53050cyclictest0-21swapper09:50:110
70259910644553461,52984cyclictest0-21swapper08:49:230
70259910643053437,52993cyclictest0-21swapper11:37:120
70259910630153411,52824cyclictest0-21swapper08:38:200
70259910626853411,52857cyclictest0-21swapper08:43:320
70259910626553390,52810cyclictest0-21swapper10:17:290
70259910623053479,52751cyclictest0-21swapper08:20:450
70259910622153478,52743cyclictest0-21swapper07:54:580
70259910619553461,52734cyclictest0-21swapper11:47:040
70259910616953447,52722cyclictest0-21swapper10:43:560
70259910616253448,52714cyclictest0-21swapper10:09:570
70259910614953437,52712cyclictest0-21swapper07:46:350
70259910583153316,52515cyclictest0-21swapper10:56:400
7025995383253390,442cyclictest0-21swapper12:37:590
7025995373253395,216cyclictest22332-21munin-node09:05:180
7025995368129,0cyclictest0-21swapper09:11:200
7025995359353442,151cyclictest0-21swapper09:02:070
7025995352053476,44cyclictest0-21swapper08:54:250
7025995346927,53442cyclictest0-21swapper10:47:370
7025995342727,53308cyclictest134850irq/9-eth011:15:050
7025995335027,569cyclictest0-21swapper10:39:250
7025995324216,53226cyclictest0-21swapper09:37:070
7025995317326,53054cyclictest0-21swapper07:44:350
7025995310327,53076cyclictest0-21swapper09:28:350
7025995307253043,27cyclictest0-21swapper11:12:350
7025995306224,53038cyclictest0-21swapper08:25:460
7025995305427,53027cyclictest0-21swapper07:26:290
70259947192254,2465cyclictest2679-21devkit-power-da11:05:430
70259923371090,1148cyclictest29419-21ssh09:16:310
70259923321088,1144cyclictest2099-21runrttasks07:33:110
70259923041097,1160cyclictest21867-21kworker/u2:110:10:060
70259922631075,1095cyclictest3950irq/9-acpi11:54:570
70259921411080,938cyclictest2099-21runrttasks07:57:380
70259920881024,1029cyclictest0-21swapper12:22:050
70259920181117,776cyclictest29411-21ssh11:40:230
70259919491044,784cyclictest0-21swapper12:16:330
7025991933930,968cyclictest0-21swapper11:25:280
70259919161097,819cyclictest0-21swapper07:16:570
7025991886958,893cyclictest0-21swapper07:21:280
70259918201060,668cyclictest0-21swapper08:30:080
70259916051063,478cyclictest9-21ksoftirqd/012:29:470
7025991604873,707cyclictest24339-21ssh09:57:030
70259915861051,470cyclictest9-21ksoftirqd/007:14:160
70259915691034,444cyclictest9-21ksoftirqd/007:36:520
70259915691032,445cyclictest9-21ksoftirqd/012:14:220
70259915651015,458cyclictest9-21ksoftirqd/008:14:330
70259914951008,423cyclictest0-21swapper08:03:300
70259914611094,367cyclictest0-21swapper10:23:300
70259914571096,361cyclictest0-21swapper11:00:310
70259914391091,348cyclictest0-21swapper10:52:190
4949257880,240sleep00-21swapper07:05:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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