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2026-06-06 - 20:19
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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 rackdslot2.osadl.org (updated Sat Jun 06, 2026 00:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591240169,60phc2sys0-21swapper/319:07:213
53992213168,33sleep20-21swapper/219:09:382
51242206173,22sleep00-21swapper/019:06:020
51972205173,21sleep10-21swapper/119:07:011
139291880,1ptp4l19114-21ls21:50:213
5722997428,10cyclictest41-21ksoftirqd/323:35:253
5719997022,5cyclictest9-21ksoftirqd/023:35:110
5722996833,9cyclictest41-21ksoftirqd/321:45:003
5719996821,7cyclictest9-21ksoftirqd/022:15:190
5722996733,8cyclictest41-21ksoftirqd/323:05:013
5719996724,5cyclictest9-21ksoftirqd/019:15:270
5722996630,4cyclictest41-21ksoftirqd/319:40:253
5722996531,6cyclictest41-21ksoftirqd/322:40:003
5719996526,5cyclictest9-21ksoftirqd/021:15:160
5719996522,5cyclictest9-21ksoftirqd/019:55:270
5722996432,8cyclictest41-21ksoftirqd/320:10:013
5722996432,7cyclictest41-21ksoftirqd/321:35:003
5722996430,8cyclictest41-21ksoftirqd/320:45:233
5722996429,8cyclictest41-21ksoftirqd/320:10:163
5722996427,8cyclictest41-21ksoftirqd/320:34:593
5722996426,10cyclictest41-21ksoftirqd/323:10:153
5722996330,8cyclictest41-21ksoftirqd/319:35:173
5722996329,7cyclictest41-21ksoftirqd/321:00:153
5722996329,7cyclictest41-21ksoftirqd/321:00:153
5722996327,10cyclictest41-21ksoftirqd/321:45:013
5722996324,7cyclictest41-21ksoftirqd/322:05:253
5722996323,11cyclictest41-21ksoftirqd/322:30:173
5719996326,7cyclictest9-21ksoftirqd/020:20:010
5719996326,7cyclictest9-21ksoftirqd/020:20:010
270302630,2sleep00-21swapper/021:00:190
270302630,2sleep00-21swapper/021:00:190
5722996229,8cyclictest41-21ksoftirqd/300:30:173
5722996228,8cyclictest41-21ksoftirqd/321:20:223
5722996227,4cyclictest41-21ksoftirqd/320:50:173
5722996224,7cyclictest41-21ksoftirqd/300:00:253
5719996219,4cyclictest9-21ksoftirqd/000:05:130
5722996132,4cyclictest41-21ksoftirqd/322:25:253
5722996131,4cyclictest41-21ksoftirqd/322:20:243
5722996130,4cyclictest41-21ksoftirqd/323:05:013
5722996130,4cyclictest41-21ksoftirqd/323:05:013
5722996129,9cyclictest41-21ksoftirqd/323:40:193
5722996128,7cyclictest41-21ksoftirqd/321:55:203
5722996127,4cyclictest41-21ksoftirqd/321:30:133
5722996030,8cyclictest41-21ksoftirqd/323:50:133
5722996030,8cyclictest41-21ksoftirqd/323:45:183
5722996030,8cyclictest41-21ksoftirqd/323:45:183
5722996028,7cyclictest41-21ksoftirqd/320:15:253
5722996028,7cyclictest41-21ksoftirqd/320:15:253
5722996027,8cyclictest41-21ksoftirqd/300:25:253
5722996026,7cyclictest41-21ksoftirqd/323:25:133
5722996026,7cyclictest41-21ksoftirqd/321:05:153
5722996022,7cyclictest41-21ksoftirqd/319:50:013
5719996025,5cyclictest9-21ksoftirqd/023:45:160
5719996025,5cyclictest9-21ksoftirqd/023:45:160
5719996018,4cyclictest9-21ksoftirqd/023:55:200
5719996014,8cyclictest9-21ksoftirqd/022:40:250
5722995930,9cyclictest41-21ksoftirqd/322:10:133
5722995929,9cyclictest41-21ksoftirqd/300:15:173
5722995929,8cyclictest41-21ksoftirqd/322:15:143
5722995929,8cyclictest41-21ksoftirqd/320:25:173
5722995928,8cyclictest41-21ksoftirqd/319:15:013
5722995927,7cyclictest41-21ksoftirqd/319:15:193
5722995925,8cyclictest41-21ksoftirqd/321:10:143
5719995922,3cyclictest121rcu_preempt20:45:210
5722995825,7cyclictest41-21ksoftirqd/323:55:133
5722995824,8cyclictest41-21ksoftirqd/300:10:123
5722995823,9cyclictest41-21ksoftirqd/300:35:203
5722995822,8cyclictest41-21ksoftirqd/320:39:593
5719995818,9cyclictest9-21ksoftirqd/019:50:480
5719995818,4cyclictest9-21ksoftirqd/023:51:260
5719995817,4cyclictest9-21ksoftirqd/021:10:300
5719995815,9cyclictest9-21ksoftirqd/023:30:150
5722995729,8cyclictest41-21ksoftirqd/322:45:223
5722995725,7cyclictest41-21ksoftirqd/320:55:263
5719995727,8cyclictest9-21ksoftirqd/021:35:180
5719995721,4cyclictest9-21ksoftirqd/021:55:000
5719995720,4cyclictest9-21ksoftirqd/021:44:120
5719995719,4cyclictest9-21ksoftirqd/023:43:310
5719995717,8cyclictest9-21ksoftirqd/000:12:520
5719995717,7cyclictest9-21ksoftirqd/021:09:360
5719995717,5cyclictest9-21ksoftirqd/019:32:020
5722995619,12cyclictest41-21ksoftirqd/322:50:223
5719995618,8cyclictest9-21ksoftirqd/023:07:280
5719995618,8cyclictest9-21ksoftirqd/023:07:280
5719995618,4cyclictest9-21ksoftirqd/000:32:120
5719995616,7cyclictest9-21ksoftirqd/000:20:170
5719995613,4cyclictest9-21ksoftirqd/019:10:130
572299555,7cyclictest41-21ksoftirqd/300:05:143
5722995528,6cyclictest41-21ksoftirqd/319:50:203
5722995524,8cyclictest41-21ksoftirqd/322:55:173
5722995519,7cyclictest41-21ksoftirqd/319:32:473
5719995519,6cyclictest9-21ksoftirqd/023:17:140
5719995518,7cyclictest9-21ksoftirqd/023:02:290
5719995518,4cyclictest9-21ksoftirqd/023:27:050
5719995517,8cyclictest9-21ksoftirqd/000:28:000
5719995517,5cyclictest9-21ksoftirqd/022:13:550
5719995512,8cyclictest9-21ksoftirqd/000:15:170
5722995425,7cyclictest41-21ksoftirqd/323:15:143
5722995418,3cyclictest41-21ksoftirqd/300:20:213
5719995421,5cyclictest9-21ksoftirqd/020:50:210
5719995417,5cyclictest9-21ksoftirqd/020:03:140
5719995417,4cyclictest9-21ksoftirqd/022:55:440
5719995416,8cyclictest9-21ksoftirqd/022:05:300
5719995416,4cyclictest9-21ksoftirqd/020:20:450
5722995322,7cyclictest41-21ksoftirqd/319:25:223
5722995318,7cyclictest41-21ksoftirqd/319:20:363
5719995320,3cyclictest9-21ksoftirqd/019:35:170
5719995319,9cyclictest9-21ksoftirqd/022:35:240
5719995318,4cyclictest9-21ksoftirqd/022:50:210
5719995316,8cyclictest9-21ksoftirqd/019:40:410
5719995313,5cyclictest9-21ksoftirqd/022:46:460
572299525,7cyclictest41-21ksoftirqd/319:55:143
5719995223,8cyclictest9-21ksoftirqd/020:08:400
5719995222,9cyclictest9-21ksoftirqd/023:14:100
5719995219,5cyclictest9-21ksoftirqd/000:00:190
253572520,3sleep233-21ksoftirqd/223:10:232
224682520,1sleep20-21swapper/223:05:182
224682520,1sleep20-21swapper/223:05:182
17162520,2sleep3401ktimersoftd/323:30:183
5722995123,7cyclictest41-21ksoftirqd/321:15:133
5722995121,9cyclictest41-21ksoftirqd/323:21:073
5722995121,6cyclictest41-21ksoftirqd/320:20:133
5719995125,4cyclictest9-21ksoftirqd/022:20:240
5719995114,4cyclictest9-21ksoftirqd/021:48:450
5719995022,4cyclictest9-21ksoftirqd/000:35:260
5719995016,8cyclictest9-21ksoftirqd/019:45:170
5719995015,7cyclictest9-21ksoftirqd/019:29:560
572299493,6cyclictest41-21ksoftirqd/322:40:183
572299483,8cyclictest41-21ksoftirqd/320:44:593
572299482,9cyclictest41-21ksoftirqd/321:29:303
5720994817,4cyclictest25-21ksoftirqd/100:15:131
571999488,4cyclictest9-21ksoftirqd/020:10:140
5719994818,8cyclictest9-21ksoftirqd/021:20:150
5719994814,8cyclictest9-21ksoftirqd/021:25:160
5719994812,7cyclictest9-21ksoftirqd/022:25:230
572299471,8cyclictest41-21ksoftirqd/320:00:173
5719994722,4cyclictest9-21ksoftirqd/022:30:180
5719994719,9cyclictest9-21ksoftirqd/019:20:550
5719994716,9cyclictest9-21ksoftirqd/020:41:560
572299461,8cyclictest41-21ksoftirqd/322:00:173
5719994627,9cyclictest9-21ksoftirqd/020:25:180
5719994620,10cyclictest9-21ksoftirqd/021:35:010
5719994618,4cyclictest9-21ksoftirqd/020:30:260
5719994613,9cyclictest9-21ksoftirqd/021:55:140
5719994527,5cyclictest9-21ksoftirqd/020:35:270
5720994439,3cyclictest25-21ksoftirqd/100:00:001
5719994324,5cyclictest9-21ksoftirqd/023:20:220
5719994319,8cyclictest9-21ksoftirqd/020:55:170
572099420,4cyclictest25-21ksoftirqd/120:50:001
571999421,2cyclictest9-21ksoftirqd/022:00:240
5720994136,3cyclictest25-21ksoftirqd/119:25:011
572099413,3cyclictest121rcu_preempt21:20:011
5720994125,5cyclictest25-21ksoftirqd/120:10:191
572099410,5cyclictest0-21swapper/123:52:121
572099410,2cyclictest121rcu_preempt23:40:221
572099407,9cyclictest25-21ksoftirqd/119:15:191
5720994035,3cyclictest25-21ksoftirqd/120:00:011
5720994035,2cyclictest25-21ksoftirqd/119:55:011
572099402,5cyclictest0-21swapper/121:35:021
572099401,3cyclictest121rcu_preempt00:09:591
572099401,2cyclictest0-21swapper/122:40:001
5721993932,4cyclictest33-21ksoftirqd/221:05:032
5720993935,2cyclictest231rcuc/100:25:141
5720993934,3cyclictest25-21ksoftirqd/122:50:001
5720993934,3cyclictest25-21ksoftirqd/121:35:001
5720993934,3cyclictest25-21ksoftirqd/121:00:001
5720993934,2cyclictest25-21ksoftirqd/121:05:001
5720993934,2cyclictest25-21ksoftirqd/121:05:001
5720993925,5cyclictest25-21ksoftirqd/122:20:161
5721993832,4cyclictest33-21ksoftirqd/221:01:342
5721993832,4cyclictest33-21ksoftirqd/221:01:342
5721993832,4cyclictest33-21ksoftirqd/219:45:122
5720993833,3cyclictest25-21ksoftirqd/123:20:011
5720993833,2cyclictest25-21ksoftirqd/123:30:001
5720993826,3cyclictest25-21ksoftirqd/123:00:231
572099382,4cyclictest0-21swapper/120:35:171
5720993817,5cyclictest25-21ksoftirqd/120:05:211
5721993731,4cyclictest33-21ksoftirqd/223:54:292
5721993731,3cyclictest11498-21wc20:30:122
5721993730,4cyclictest33-21ksoftirqd/223:31:172
5720993732,3cyclictest25-21ksoftirqd/123:10:151
5720993731,4cyclictest25-21ksoftirqd/120:21:501
5720993731,4cyclictest25-21ksoftirqd/119:32:271
5721993630,4cyclictest33-21ksoftirqd/223:28:572
5721993630,4cyclictest33-21ksoftirqd/220:26:402
5721993630,4cyclictest33-21ksoftirqd/200:30:432
572099364,3cyclictest25-21ksoftirqd/120:15:181
572099364,3cyclictest25-21ksoftirqd/120:15:181
5720993632,2cyclictest25-21ksoftirqd/122:00:241
5720993631,3cyclictest25-21ksoftirqd/122:25:111
5720993631,3cyclictest25-21ksoftirqd/122:20:011
5720993631,3cyclictest25-21ksoftirqd/121:20:201
5720993631,3cyclictest25-21ksoftirqd/120:25:111
5720993631,3cyclictest25-21ksoftirqd/119:25:271
5720993631,3cyclictest25-21ksoftirqd/100:25:011
5720993631,3cyclictest25-21ksoftirqd/100:15:001
5720993631,3cyclictest25-21ksoftirqd/100:00:171
5720993631,3cyclictest11481-21basename20:30:101
5720993629,4cyclictest25-21ksoftirqd/122:13:351
5720993627,2cyclictest25-21ksoftirqd/121:25:171
572099361,3cyclictest121rcu_preempt23:05:011
572099361,3cyclictest121rcu_preempt23:05:011
572099361,3cyclictest121rcu_preempt19:40:161
572099360,2cyclictest121rcu_preempt23:34:591
572099360,2cyclictest121rcu_preempt23:25:001
5721993530,3cyclictest33-21ksoftirqd/223:55:122
5721993530,3cyclictest33-21ksoftirqd/221:10:102
5721993530,3cyclictest33-21ksoftirqd/220:41:532
5721993529,4cyclictest33-21ksoftirqd/222:37:272
5721993529,4cyclictest33-21ksoftirqd/222:23:432
5721993529,4cyclictest33-21ksoftirqd/220:35:392
5721993529,4cyclictest33-21ksoftirqd/220:12:482
5721993529,4cyclictest33-21ksoftirqd/219:57:442
5721993529,4cyclictest33-21ksoftirqd/219:39:192
5721993529,4cyclictest33-21ksoftirqd/200:37:132
5721993529,4cyclictest33-21ksoftirqd/200:28:382
5721993528,4cyclictest33-21ksoftirqd/221:24:412
5721993528,4cyclictest33-21ksoftirqd/200:01:152
5720993532,2cyclictest25-21ksoftirqd/121:45:001
5720993531,3cyclictest25-21ksoftirqd/120:44:591
5720993531,2cyclictest25-21ksoftirqd/122:55:191
5720993531,2cyclictest25-21ksoftirqd/120:50:271
5720993530,3cyclictest25-21ksoftirqd/123:35:171
5720993530,3cyclictest25-21ksoftirqd/122:05:171
5720993530,3cyclictest25-21ksoftirqd/121:55:191
5720993530,3cyclictest25-21ksoftirqd/121:15:011
5720993530,3cyclictest25-21ksoftirqd/121:05:191
5720993530,3cyclictest25-21ksoftirqd/119:45:181
5720993529,4cyclictest25-21ksoftirqd/122:42:101
5720993529,3cyclictest25-21ksoftirqd/121:45:191
5720993529,3cyclictest25-21ksoftirqd/119:10:141
5721993429,3cyclictest33-21ksoftirqd/222:53:552
5721993429,3cyclictest33-21ksoftirqd/222:48:222
5721993429,3cyclictest33-21ksoftirqd/222:25:122
5721993429,3cyclictest33-21ksoftirqd/221:42:432
5721993429,3cyclictest33-21ksoftirqd/219:20:412
5721993428,4cyclictest33-21ksoftirqd/222:15:112
5721993428,4cyclictest33-21ksoftirqd/221:39:022
5721993428,4cyclictest33-21ksoftirqd/219:34:572
5721993428,3cyclictest33-21ksoftirqd/221:55:012
5721993427,4cyclictest33-21ksoftirqd/220:22:232
5721993422,11cyclictest33-21ksoftirqd/223:05:002
5720993430,2cyclictest25-21ksoftirqd/119:35:121
5720993428,4cyclictest25-21ksoftirqd/100:37:411
5720993422,3cyclictest25-21ksoftirqd/100:30:231
5721993328,3cyclictest33-21ksoftirqd/223:35:042
5721993328,3cyclictest33-21ksoftirqd/222:32:562
5721993328,3cyclictest33-21ksoftirqd/220:00:132
5721993327,4cyclictest33-21ksoftirqd/223:46:112
5721993327,4cyclictest33-21ksoftirqd/223:46:112
5721993327,4cyclictest33-21ksoftirqd/223:43:182
5721993327,4cyclictest33-21ksoftirqd/222:11:102
5721993327,4cyclictest33-21ksoftirqd/221:30:432
5721993327,4cyclictest33-21ksoftirqd/200:13:022
5721993327,4cyclictest33-21ksoftirqd/200:06:372
5720993329,3cyclictest25-21ksoftirqd/122:30:141
5720993328,3cyclictest25-21ksoftirqd/121:50:141
5720993327,4cyclictest25-21ksoftirqd/123:48:051
5720993327,4cyclictest25-21ksoftirqd/123:48:051
5720993322,3cyclictest25-21ksoftirqd/120:00:151
5721993227,3cyclictest33-21ksoftirqd/221:28:102
5721993227,3cyclictest33-21ksoftirqd/219:53:132
5721993226,4cyclictest33-21ksoftirqd/223:21:512
5721993226,4cyclictest33-21ksoftirqd/223:17:542
5721993226,4cyclictest33-21ksoftirqd/222:58:202
5721993226,4cyclictest33-21ksoftirqd/220:06:502
5721993226,4cyclictest33-21ksoftirqd/219:40:152
5721993126,3cyclictest33-21ksoftirqd/222:01:052
5721993126,3cyclictest33-21ksoftirqd/220:47:102
5721993126,3cyclictest33-21ksoftirqd/220:15:112
5721993126,3cyclictest33-21ksoftirqd/220:15:112
5721993126,3cyclictest33-21ksoftirqd/219:16:162
5721993125,4cyclictest33-21ksoftirqd/220:53:482
572099311,2cyclictest121rcu_preempt22:50:151
5721993025,3cyclictest33-21ksoftirqd/222:43:442
5721993025,3cyclictest33-21ksoftirqd/200:21:422
5721993024,4cyclictest33-21ksoftirqd/222:06:452
5721993024,4cyclictest33-21ksoftirqd/200:16:202
5721992924,3cyclictest33-21ksoftirqd/221:16:202
5721992722,3cyclictest33-21ksoftirqd/220:55:302
5721992722,3cyclictest33-21ksoftirqd/219:25:242
5721992521,3cyclictest33-21ksoftirqd/221:54:282
5721992419,3cyclictest33-21ksoftirqd/221:46:362
5721992318,3cyclictest33-21ksoftirqd/219:10:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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