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2026-04-28 - 20:57
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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 rackdslot3.osadl.org (updated Tue Apr 28, 2026 12:45:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491206171,23phc2sys0-21swapper/307:09:053
324352205172,22sleep20-21swapper/207:06:462
323822205173,21sleep10-21swapper/107:06:051
325512204171,22sleep00-21swapper/007:08:160
2944021730,6sleep353299cyclictest10:23:263
104721640,6sleep153099cyclictest08:15:241
532997133,10cyclictest41-21ksoftirqd/310:50:253
532996522,10cyclictest41-21ksoftirqd/310:30:003
530996430,8cyclictest25-21ksoftirqd/110:15:001
532996321,4cyclictest41-21ksoftirqd/310:18:003
530996325,9cyclictest25-21ksoftirqd/112:10:131
530996325,8cyclictest25-21ksoftirqd/108:20:271
3722630,5sleep052999cyclictest10:30:170
532996227,10cyclictest41-21ksoftirqd/310:45:163
530996233,4cyclictest25-21ksoftirqd/110:05:281
530996220,9cyclictest25-21ksoftirqd/107:10:261
530996220,8cyclictest25-21ksoftirqd/111:15:141
530996126,7cyclictest25-21ksoftirqd/111:10:131
530996126,7cyclictest25-21ksoftirqd/110:45:011
530996121,7cyclictest25-21ksoftirqd/109:55:111
530996119,8cyclictest25-21ksoftirqd/108:40:221
532996030,10cyclictest41-21ksoftirqd/308:15:013
532996025,4cyclictest41-21ksoftirqd/312:10:123
532996021,8cyclictest41-21ksoftirqd/308:15:013
530996028,8cyclictest25-21ksoftirqd/109:15:011
530996018,8cyclictest25-21ksoftirqd/112:15:241
530996018,8cyclictest25-21ksoftirqd/109:05:181
532995926,9cyclictest41-21ksoftirqd/307:35:173
531995926,3cyclictest33-21ksoftirqd/207:15:002
530995929,4cyclictest25-21ksoftirqd/110:20:221
530995928,8cyclictest25-21ksoftirqd/111:05:251
530995927,4cyclictest25-21ksoftirqd/112:05:141
530995925,7cyclictest25-21ksoftirqd/108:50:151
530995925,7cyclictest25-21ksoftirqd/108:00:241
530995924,6cyclictest25-21ksoftirqd/109:20:241
530995922,8cyclictest25-21ksoftirqd/110:55:241
530995922,8cyclictest25-21ksoftirqd/109:25:251
530995922,7cyclictest25-21ksoftirqd/107:55:171
530995920,7cyclictest25-21ksoftirqd/108:05:261
530995919,8cyclictest25-21ksoftirqd/108:30:121
530995918,8cyclictest25-21ksoftirqd/110:30:231
530995918,7cyclictest25-21ksoftirqd/109:40:191
532995827,10cyclictest41-21ksoftirqd/308:50:013
532995823,8cyclictest41-21ksoftirqd/310:42:083
530995822,7cyclictest25-21ksoftirqd/112:00:251
530995821,8cyclictest25-21ksoftirqd/112:20:181
530995821,8cyclictest25-21ksoftirqd/111:55:261
530995821,8cyclictest25-21ksoftirqd/109:50:191
530995821,8cyclictest25-21ksoftirqd/109:00:211
530995821,7cyclictest25-21ksoftirqd/110:35:161
530995820,9cyclictest25-21ksoftirqd/108:35:241
530995819,8cyclictest25-21ksoftirqd/111:20:121
532995725,10cyclictest41-21ksoftirqd/309:55:123
532995723,7cyclictest41-21ksoftirqd/307:25:143
532995723,11cyclictest41-21ksoftirqd/308:05:223
532995722,9cyclictest41-21ksoftirqd/307:20:183
530995721,8cyclictest25-21ksoftirqd/109:15:161
530995721,7cyclictest25-21ksoftirqd/111:35:231
530995720,8cyclictest25-21ksoftirqd/112:25:231
530995720,8cyclictest25-21ksoftirqd/111:00:271
530995720,8cyclictest25-21ksoftirqd/107:15:221
530995720,7cyclictest25-21ksoftirqd/110:45:271
530995719,8cyclictest25-21ksoftirqd/107:25:151
530995719,7cyclictest25-21ksoftirqd/110:50:221
530995718,8cyclictest25-21ksoftirqd/107:40:141
530995718,7cyclictest25-21ksoftirqd/110:15:251
532995620,4cyclictest41-21ksoftirqd/311:20:463
532995618,4cyclictest41-21ksoftirqd/308:20:193
530995622,7cyclictest25-21ksoftirqd/109:30:241
530995622,6cyclictest25-21ksoftirqd/111:45:151
530995621,4cyclictest25-21ksoftirqd/112:30:281
530995620,8cyclictest25-21ksoftirqd/111:40:131
530995620,8cyclictest25-21ksoftirqd/110:25:131
530995619,8cyclictest25-21ksoftirqd/111:50:221
530995619,8cyclictest25-21ksoftirqd/108:10:161
530995619,7cyclictest25-21ksoftirqd/108:55:221
53299554,10cyclictest41-21ksoftirqd/309:40:003
532995520,10cyclictest41-21ksoftirqd/309:30:163
532995519,4cyclictest41-21ksoftirqd/310:10:583
53299551,6cyclictest41-21ksoftirqd/308:00:013
530995524,6cyclictest25-21ksoftirqd/112:35:231
530995519,7cyclictest25-21ksoftirqd/110:00:281
530995518,8cyclictest25-21ksoftirqd/107:25:001
530995515,8cyclictest25-21ksoftirqd/108:45:161
532995427,8cyclictest41-21ksoftirqd/308:30:253
532995426,10cyclictest41-21ksoftirqd/311:10:013
532995421,3cyclictest41-21ksoftirqd/311:35:383
531995422,4cyclictest33-21ksoftirqd/212:15:002
530995422,4cyclictest25-21ksoftirqd/111:30:221
530995418,8cyclictest25-21ksoftirqd/107:30:251
532995321,4cyclictest41-21ksoftirqd/308:44:223
532995317,9cyclictest41-21ksoftirqd/309:25:173
530995326,7cyclictest25-21ksoftirqd/108:27:391
530995319,4cyclictest25-21ksoftirqd/109:35:201
53299522,8cyclictest41-21ksoftirqd/310:30:153
532995221,9cyclictest41-21ksoftirqd/311:56:203
532995218,9cyclictest41-21ksoftirqd/312:15:123
532995218,4cyclictest41-21ksoftirqd/308:03:583
53299520,13cyclictest41-21ksoftirqd/312:25:003
531995219,4cyclictest33-21ksoftirqd/208:35:192
529995217,9cyclictest9-21ksoftirqd/011:00:010
53299512,9cyclictest41-21ksoftirqd/311:00:263
53299512,8cyclictest41-21ksoftirqd/307:45:233
532995119,10cyclictest41-21ksoftirqd/312:34:303
531995123,7cyclictest33-21ksoftirqd/207:35:282
531995118,7cyclictest33-21ksoftirqd/207:25:282
530995121,9cyclictest25-21ksoftirqd/107:50:281
530995120,8cyclictest25-21ksoftirqd/107:45:261
53299506,8cyclictest41-21ksoftirqd/309:40:273
53299505,7cyclictest41-21ksoftirqd/310:00:173
53299503,10cyclictest41-21ksoftirqd/311:25:253
531995019,6cyclictest33-21ksoftirqd/209:20:262
531995019,6cyclictest33-21ksoftirqd/208:20:132
531995017,4cyclictest33-21ksoftirqd/208:30:262
531995015,11cyclictest33-21ksoftirqd/211:00:152
53299495,11cyclictest41-21ksoftirqd/307:15:003
53299494,10cyclictest41-21ksoftirqd/311:30:133
53299494,10cyclictest41-21ksoftirqd/308:55:133
53299493,9cyclictest41-21ksoftirqd/310:05:153
53299492,8cyclictest41-21ksoftirqd/311:15:253
53299492,10cyclictest41-21ksoftirqd/311:45:253
53299491,5cyclictest41-21ksoftirqd/307:30:203
532994915,9cyclictest41-21ksoftirqd/312:04:303
53299490,6cyclictest41-21ksoftirqd/308:30:013
531994920,3cyclictest33-21ksoftirqd/209:00:232
531994918,7cyclictest33-21ksoftirqd/212:30:192
531994918,6cyclictest33-21ksoftirqd/211:20:142
531994918,3cyclictest33-21ksoftirqd/212:40:012
531994918,3cyclictest33-21ksoftirqd/209:10:212
531994917,6cyclictest33-21ksoftirqd/207:15:172
531994916,6cyclictest33-21ksoftirqd/210:25:182
53099495,2cyclictest25-21ksoftirqd/109:45:171
53099494,3cyclictest25-21ksoftirqd/107:35:151
53299483,8cyclictest41-21ksoftirqd/311:10:133
53299483,8cyclictest41-21ksoftirqd/308:35:163
53299482,10cyclictest41-21ksoftirqd/307:50:163
532994813,10cyclictest41-21ksoftirqd/309:15:263
531994820,6cyclictest33-21ksoftirqd/211:55:192
531994817,7cyclictest33-21ksoftirqd/209:40:002
531994816,5cyclictest33-21ksoftirqd/211:30:162
531994816,4cyclictest33-21ksoftirqd/210:15:232
531994815,7cyclictest33-21ksoftirqd/211:10:012
53299475,7cyclictest41-21ksoftirqd/309:00:253
53299472,8cyclictest41-21ksoftirqd/311:50:183
532994715,7cyclictest41-21ksoftirqd/307:45:003
53299470,6cyclictest41-21ksoftirqd/309:10:013
53299470,5cyclictest401ktimersoftd/311:40:233
53199473,2cyclictest121rcu_preempt10:00:012
531994719,4cyclictest33-21ksoftirqd/208:20:002
53199471,5cyclictest4216-1kworker/2:1H10:50:012
531994714,4cyclictest33-21ksoftirqd/208:05:172
53099474,4cyclictest25-21ksoftirqd/111:30:001
53299465,10cyclictest41-21ksoftirqd/308:50:183
532994625,11cyclictest41-21ksoftirqd/309:20:203
532994622,10cyclictest41-21ksoftirqd/312:25:143
53299461,6cyclictest41-21ksoftirqd/312:35:283
53299460,6cyclictest41-21ksoftirqd/310:55:243
531994618,3cyclictest33-21ksoftirqd/211:40:142
531994617,3cyclictest33-21ksoftirqd/209:34:592
531994615,6cyclictest33-21ksoftirqd/208:10:142
53199461,3cyclictest121rcu_preempt11:00:002
531994613,4cyclictest33-21ksoftirqd/208:25:232
53299452,8cyclictest41-21ksoftirqd/309:50:003
53299451,6cyclictest41-21ksoftirqd/309:15:013
53199452,3cyclictest9586-21mailstats09:40:252
53299440,6cyclictest41-21ksoftirqd/312:05:173
531994415,7cyclictest33-21ksoftirqd/207:20:272
53199441,4cyclictest33-21ksoftirqd/211:50:122
531994413,7cyclictest33-21ksoftirqd/207:45:142
531994412,6cyclictest33-21ksoftirqd/212:25:012
531994412,5cyclictest33-21ksoftirqd/209:05:232
531994411,6cyclictest33-21ksoftirqd/208:40:152
53299431,5cyclictest41-21ksoftirqd/309:50:183
531994338,3cyclictest33-21ksoftirqd/209:20:002
531994314,4cyclictest33-21ksoftirqd/210:40:002
531994312,7cyclictest33-21ksoftirqd/212:25:142
53199430,4cyclictest33-21ksoftirqd/207:55:202
53299423,7cyclictest41-21ksoftirqd/310:35:183
53299420,5cyclictest41-21ksoftirqd/307:15:133
53199422,2cyclictest33-21ksoftirqd/208:45:242
53199421,5cyclictest33-21ksoftirqd/211:15:282
531994214,9cyclictest33-21ksoftirqd/209:45:182
531994213,6cyclictest33-21ksoftirqd/210:10:192
53199415,2cyclictest121rcu_preempt07:43:512
53199412,3cyclictest32711-21users11:35:282
531994114,7cyclictest33-21ksoftirqd/210:05:142
53199411,3cyclictest121rcu_preempt10:20:012
531994113,4cyclictest33-21ksoftirqd/208:50:202
529994136,3cyclictest9-21ksoftirqd/009:10:000
531994029,9cyclictest33-21ksoftirqd/211:45:192
531994027,3cyclictest33-21ksoftirqd/210:30:142
53199401,2cyclictest121rcu_preempt11:25:132
529994013,5cyclictest9-21ksoftirqd/007:35:190
531993928,8cyclictest33-21ksoftirqd/211:15:002
531993920,5cyclictest33-21ksoftirqd/212:15:152
53199391,5cyclictest121rcu_preempt10:40:222
531993915,3cyclictest33-21ksoftirqd/207:30:192
531993911,6cyclictest33-21ksoftirqd/208:55:142
53199390,4cyclictest33-21ksoftirqd/207:50:262
529993934,3cyclictest24965-21tr10:15:130
531993832,3cyclictest33-21ksoftirqd/208:05:002
531993831,4cyclictest33-21ksoftirqd/210:51:232
53199380,5cyclictest121rcu_preempt09:50:272
529993833,3cyclictest9-21ksoftirqd/009:39:590
529993833,3cyclictest9-21ksoftirqd/007:34:590
53199378,6cyclictest33-21ksoftirqd/209:25:162
52999375,3cyclictest26902-21awk12:35:000
52999375,3cyclictest121rcu_preempt08:05:190
529993732,3cyclictest9-21ksoftirqd/011:45:170
529993732,3cyclictest9-21ksoftirqd/008:35:140
529993732,2cyclictest9-21ksoftirqd/008:30:130
531993624,9cyclictest33-21ksoftirqd/212:00:152
531993616,10cyclictest33-21ksoftirqd/210:05:012
53199361,2cyclictest121rcu_preempt12:05:192
529993631,3cyclictest9-21ksoftirqd/009:00:010
52999361,2cyclictest121rcu_preempt09:52:250
52999354,3cyclictest9-21ksoftirqd/010:00:010
52999353,5cyclictest121rcu_preempt07:25:010
529993531,2cyclictest9-21ksoftirqd/011:40:000
529993530,3cyclictest9-21ksoftirqd/012:40:010
529993530,3cyclictest9-21ksoftirqd/007:55:170
529993529,4cyclictest9-21ksoftirqd/007:28:420
529993528,4cyclictest9-21ksoftirqd/008:17:120
52999344,3cyclictest9-21ksoftirqd/010:25:010
52999343,3cyclictest9-21ksoftirqd/011:45:000
52999343,2cyclictest121rcu_preempt10:09:590
529993430,2cyclictest9-21ksoftirqd/011:14:590
529993430,2cyclictest9-21ksoftirqd/009:20:130
529993430,2cyclictest9-21ksoftirqd/008:30:000
529993429,3cyclictest9-21ksoftirqd/012:00:000
529993429,3cyclictest9-21ksoftirqd/011:05:000
529993429,3cyclictest9-21ksoftirqd/009:00:120
529993429,3cyclictest9-21ksoftirqd/008:50:120
529993429,3cyclictest9-21ksoftirqd/008:50:000
529993428,4cyclictest9-21ksoftirqd/010:41:370
52999342,6cyclictest121rcu_preempt09:10:200
529993329,3cyclictest9-21ksoftirqd/012:05:180
529993328,3cyclictest9-21ksoftirqd/012:20:110
529993328,3cyclictest9-21ksoftirqd/012:15:150
529993328,3cyclictest9-21ksoftirqd/008:25:000
529993328,3cyclictest31759-21sh08:15:000
529993327,4cyclictest9-21ksoftirqd/010:14:450
529993327,4cyclictest9-21ksoftirqd/008:42:350
52999325,3cyclictest9-21ksoftirqd/007:15:240
529993228,2cyclictest9-21ksoftirqd/010:55:010
529993227,3cyclictest9-21ksoftirqd/011:35:000
529993226,4cyclictest9-21ksoftirqd/010:45:300
529993127,3cyclictest9-21ksoftirqd/009:30:200
529993127,2cyclictest9-21ksoftirqd/008:04:590
529993126,3cyclictest9-21ksoftirqd/011:30:000
529993126,3cyclictest9-21ksoftirqd/009:17:000
529993126,3cyclictest9-21ksoftirqd/007:50:130
529993126,3cyclictest9-21ksoftirqd/007:12:570
529993125,4cyclictest9-21ksoftirqd/012:28:000
529993125,4cyclictest9-21ksoftirqd/010:38:120
52999311,2cyclictest121rcu_preempt09:40:270
52999304,8cyclictest3214-21latency_hist09:30:010
529993026,3cyclictest9-21ksoftirqd/007:40:180
529993024,4cyclictest9-21ksoftirqd/009:46:460
529993024,4cyclictest9-21ksoftirqd/007:50:010
52999301,3cyclictest9-21ksoftirqd/011:25:000
52999293,3cyclictest9-21ksoftirqd/011:55:000
529992925,2cyclictest9-21ksoftirqd/010:00:130
529992924,3cyclictest9-21ksoftirqd/011:15:200
529992924,3cyclictest9-21ksoftirqd/010:27:460
529992923,4cyclictest9-21ksoftirqd/011:08:570
529992825,2cyclictest9-21ksoftirqd/012:00:230
529992824,2cyclictest9-21ksoftirqd/012:10:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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