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2026-04-17 - 15:29
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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, lowest P state: performance
Characteristics of the highest latencies:
System rack6slot5.osadl.org (updated Fri Apr 17, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
135549997695152,4606cyclictest13172-21kworker/0:208:49:370
135549996715113,4553cyclictest12612-21kworker/0:207:19:500
135549992094674,4520cyclictest20522-21kworker/0:108:26:090
135549991654773,4388cyclictest12612-21kworker/0:207:23:340
135549990854730,4344cyclictest20522-21kworker/0:108:22:040
135549990344704,4319cyclictest20522-21kworker/0:107:37:000
135549988194597,4210cyclictest20522-21kworker/0:107:41:260
135549988144606,4205cyclictest12612-21kworker/0:207:13:100
135549988114497,4310cyclictest20522-21kworker/0:108:16:250
135549987774556,4206cyclictest27042-21kworker/0:209:15:150
135549986494382,4252cyclictest13172-21kworker/0:208:53:460
135549982114469,3718cyclictest9700-21kworker/0:210:06:000
135549980304051,3919cyclictest13172-21kworker/0:208:31:410
135549980254251,3722cyclictest9700-21kworker/0:210:14:060
135549977403907,3772cyclictest20522-21kworker/0:108:09:460
135549974403979,3446cyclictest751-21kworker/0:109:21:560
135549973813952,3414cyclictest9700-21kworker/0:209:55:360
135549973744049,3283cyclictest20522-21kworker/0:107:30:320
135549972823997,3270cyclictest5182-21kworker/0:210:39:420
135549970803829,3240cyclictest13172-21kworker/0:209:01:190
135549970353859,3125cyclictest13172-21kworker/0:208:42:370
135549969803725,3241cyclictest9700-21kworker/0:210:03:560
135549969263728,3187cyclictest13172-21kworker/0:208:38:320
135549968523714,3127cyclictest13172-21kworker/0:208:55:220
135549967313656,3064cyclictest20522-21kworker/0:107:45:580
135549965023304,3174cyclictest751-21kworker/0:109:25:250
135549964633520,2932cyclictest20522-21kworker/0:108:00:030
135549964093466,2928cyclictest12059-21kworker/0:010:47:550
135549963703474,2885cyclictest25080-21kworker/0:009:07:440
135549963423405,2922cyclictest9700-21kworker/0:209:42:580
135549963313457,2869cyclictest20522-21kworker/0:107:55:180
135549960303302,2716cyclictest20522-21kworker/0:108:11:090
135549959843235,2697cyclictest4413-21kworker/0:209:32:420
135549958073234,2521cyclictest9700-21kworker/0:209:52:110
135549957963177,2615cyclictest20522-21kworker/0:107:50:390
135549950572715,2330cyclictest20522-21kworker/0:107:27:450
135549945924524,45cyclictest9700-21kworker/0:210:16:090
135549943302436,1879cyclictest12059-21kworker/0:011:20:290
135549942622493,1746cyclictest9700-21kworker/0:210:27:280
135549938493758,78cyclictest12059-21kworker/0:011:18:410
135549937873692,81cyclictest9700-21kworker/0:210:24:150
135549937173622,44cyclictest27042-21kworker/0:209:12:480
135549933073224,60cyclictest6973-21kworker/0:109:35:250
134342774184,203sleep00-21swapper07:09:370
135549948833,441cyclictest4894-21runrttasks12:24:310
135549948833,440cyclictest27040-21diskmemload11:27:120
135549948632,440cyclictest27040-21diskmemload12:00:510
135549948632,439cyclictest27040-21diskmemload11:59:310
135549946433,370cyclictest29400-21sh12:38:030
135549946135,365cyclictest13-21rcuc/011:55:040
135549945931,359cyclictest25077-21ssh12:28:420
135549945230,250cyclictest23242-21kworker/u2:311:13:270
135549944756,209cyclictest16698-21ntpq12:10:190
135549942257,350cyclictest4695-21ssh11:41:570
135549941332,91cyclictest27040-21diskmemload12:08:170
135549941136,361cyclictest19100-21ssh11:03:160
135549940432,357cyclictest2434-21ssh11:37:280
135549940222,87cyclictest4431-21ssh10:33:120
135549940124,363cyclictest7645-21ssh11:50:050
135549939431,349cyclictest27040-21diskmemload09:48:520
135549938834,340cyclictest31926-21strings11:30:520
135549938834,340cyclictest27040-21diskmemload12:33:530
135549938834,340cyclictest27040-21diskmemload11:07:120
135549938632,340cyclictest27040-21diskmemload12:16:080
135549938632,339cyclictest27040-21diskmemload10:52:520
135549938431,340cyclictest27040-21diskmemload10:57:450
135549927130,58cyclictest9476-21ssh10:43:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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