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2026-03-30 - 18:10
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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 100 highest latencies:
System rack5slot0.osadl.org (updated Mon Mar 30, 2026 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1724621240,1sleep317245-21sshd12:35:533
145182960,0sleep00-21swapper/010:12:260
138972920,3sleep10-21swapper/111:45:391
125702890,3sleep02897099cyclictest10:41:270
2857428632,49sleep10-21swapper/107:08:251
134512860,1sleep10-21swapper/109:47:541
2866728534,47sleep30-21swapper/307:09:343
268942830,2sleep20-21swapper/210:58:282
211752830,1sleep20-21swapper/209:10:162
267592820,2sleep326755-21sshd12:17:303
12012820,1sleep01200-21bash10:54:370
64282810,2sleep26427-21bash09:17:452
187372790,3sleep32897399cyclictest11:31:383
86832780,1sleep30-21swapper/311:40:083
32922760,2sleep22024-21nfsd09:56:012
57722750,1sleep10-21swapper/112:24:221
48222740,0sleep00-21swapper/009:31:590
139982730,1sleep30-21swapper/311:11:073
139982730,1sleep30-21swapper/311:11:063
230782720,3sleep02897099cyclictest09:10:270
264702710,2sleep226468-21bash12:27:272
51622690,3sleep32897399cyclictest09:32:013
6432680,2sleep10-21swapper/111:24:031
125642660,1sleep10-21swapper/111:40:301
2841125833,12sleep20-21swapper/207:06:222
2841924933,13sleep00-21swapper/007:06:270
33522430,41sleep3144650irq/27-eth010:45:073
148202380,2sleep10-21swapper/112:30:311
38222330,3sleep02897099cyclictest09:51:140
19982322,27sleep1144650irq/27-eth010:00:421
309492300,1sleep00-21swapper/011:23:420
41222280,25sleep3144650irq/27-eth011:49:183
131282270,1sleep20-21swapper/210:41:322
282872250,2sleep128286-21sshd11:13:251
282872250,2sleep128286-21sshd11:13:251
292572240,2sleep20-21swapper/211:58:022
2897099240,22cyclictest0-21swapper/012:40:000
2897099240,1cyclictest28699-21sshd11:03:390
307292230,2sleep20-21swapper/211:38:312
2897099238,14cyclictest0-21swapper/012:18:450
2897099234,17cyclictest9860-21id12:29:590
2897099230,22cyclictest0-21swapper/010:57:100
2897099230,21cyclictest0-21swapper/012:33:110
174692230,2sleep10-21swapper/109:19:281
2897099220,9cyclictest0-21swapper/009:20:210
2897399216,10cyclictest26343-21sshd11:27:543
2897399211,6cyclictest0-21swapper/309:53:543
2897099214,8cyclictest0-21swapper/011:15:210
2897099211,3cyclictest14178-21cp10:02:370
2897099211,19cyclictest0-21swapper/010:36:500
2897099210,2cyclictest9921-21cp11:55:090
2897099210,2cyclictest30999-21sshd11:13:510
2897099210,2cyclictest30999-21sshd11:13:500
2897099210,2cyclictest11710-21sshd11:45:220
2897099210,20cyclictest9994-21munin-node08:50:140
2897099210,20cyclictest0-21swapper/012:10:300
2897099210,1cyclictest0-21swapper/010:18:450
2897099210,10cyclictest0-21swapper/009:36:250
198662210,2sleep30-21swapper/310:23:013
103142210,19sleep3144650irq/27-eth012:20:053
41652200,18sleep1144650irq/27-eth011:00:001
2897399200,13cyclictest22701-21sshd12:31:493
2897099202,16cyclictest0-21swapper/010:05:170
2897099200,2cyclictest8741-21sshd11:30:110
2897099200,2cyclictest21004-21sshd09:44:140
2897099200,1cyclictest0-21swapper/010:47:010
2897099200,19cyclictest9166-21sshd10:21:190
2897099200,18cyclictest0-21swapper/009:25:290
2897099200,15cyclictest0-21swapper/010:26:110
2897099200,14cyclictest0-21swapper/012:05:160
2897099200,13cyclictest30683-21munin-node08:25:130
2897099200,12cyclictest1987-21bash10:30:110
28971991910,1cyclictest0-21swapper/112:10:381
2897099199,7cyclictest0-21swapper/009:17:150
2897099197,11cyclictest22595-21sshd11:27:180
2897099197,11cyclictest0-21swapper/007:10:180
2897099196,7cyclictest31593-21sshd09:45:370
2897099192,15cyclictest11576-21sshd12:00:160
2897099190,9cyclictest0-21swapper/008:35:120
2897099190,1cyclictest6393-21sshd09:56:310
2897099190,1cyclictest20167-21sshd11:36:480
2897099190,1cyclictest10365-21sshd11:40:160
2897099190,18cyclictest0-21swapper/011:09:220
2897099190,17cyclictest10873-21sshd12:20:090
2897099190,17cyclictest0-21swapper/008:45:150
2897099190,17cyclictest0-21swapper/007:30:160
2897099190,11cyclictest15240-21bash11:50:480
217432190,2sleep20-21swapper/209:20:072
2897399187,3cyclictest14456-21sshd12:05:333
2897399181,11cyclictest144650irq/27-eth011:54:503
2897399180,12cyclictest14450-21sshd09:48:033
2897399180,11cyclictest9431-21sshd11:15:223
2897399180,10cyclictest0-21swapper/310:06:263
2897399180,10cyclictest0-21swapper/309:26:393
2897299184,10cyclictest16544-21sshd11:16:262
2897299183,7cyclictest2024-21nfsd11:40:072
2897099180,9cyclictest0-21swapper/008:20:130
2897099180,1cyclictest0-21swapper/008:55:230
2897099180,1cyclictest0-21swapper/008:30:150
2897099180,1cyclictest0-21swapper/008:00:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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