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2026-06-30 - 04:48
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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 Tue Jun 30, 2026 00:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7382214167,37sleep30-21swapper/319:05:533
8772206173,22sleep10-21swapper/119:07:361
8732205170,23sleep20-21swapper/219:07:322
313572204171,22sleep00-21swapper/019:05:090
106529064,17sleep10-21swapper/119:10:011
1369996825,10cyclictest41-21ksoftirqd/323:15:003
1369996825,10cyclictest41-21ksoftirqd/323:15:003
1369996215,9cyclictest41-21ksoftirqd/319:40:263
1369996014,8cyclictest41-21ksoftirqd/323:25:263
1368995825,6cyclictest33-21ksoftirqd/200:00:252
1369995715,3cyclictest41-21ksoftirqd/320:50:243
1369995713,9cyclictest41-21ksoftirqd/321:00:273
87262560,1sleep20-21swapper/223:55:122
136999564,11cyclictest41-21ksoftirqd/300:30:263
136999559,4cyclictest41-21ksoftirqd/321:40:003
1369995419,5cyclictest41-21ksoftirqd/322:00:133
1369995314,3cyclictest41-21ksoftirqd/322:40:183
1369995221,7cyclictest41-21ksoftirqd/323:55:123
1369995214,4cyclictest41-21ksoftirqd/322:15:133
1369995121,10cyclictest41-21ksoftirqd/300:10:023
1369995115,8cyclictest41-21ksoftirqd/320:00:283
1369995114,4cyclictest41-21ksoftirqd/322:36:383
136999511,3cyclictest41-21ksoftirqd/323:00:003
1369995110,10cyclictest41-21ksoftirqd/300:40:003
167882500,6sleep016790-21latency00:10:230
139291500,0ptp4l401ktimersoftd/323:05:303
136999505,8cyclictest41-21ksoftirqd/319:50:003
136999503,3cyclictest41-21ksoftirqd/321:40:153
136999503,3cyclictest41-21ksoftirqd/321:40:143
1369995017,10cyclictest41-21ksoftirqd/322:45:173
1369995012,4cyclictest41-21ksoftirqd/320:26:043
1368995019,4cyclictest33-21ksoftirqd/222:20:182
1368995018,3cyclictest33-21ksoftirqd/220:20:172
1368995014,6cyclictest33-21ksoftirqd/222:50:162
1366995043,4cyclictest20002-21wc22:05:000
1366995028,3cyclictest9-21ksoftirqd/020:55:270
136999495,2cyclictest41-21ksoftirqd/323:35:013
1369994934,4cyclictest41-21ksoftirqd/323:50:003
1369994930,8cyclictest41-21ksoftirqd/321:25:253
1369994914,8cyclictest41-21ksoftirqd/321:30:193
1369994912,3cyclictest121rcu_preempt19:10:173
139291480,1ptp4l401ktimersoftd/320:37:013
136999485,2cyclictest41-21ksoftirqd/322:10:243
136999484,3cyclictest41-21ksoftirqd/300:00:263
1369994832,7cyclictest41-21ksoftirqd/319:20:143
1369994829,7cyclictest41-21ksoftirqd/323:15:243
1369994818,3cyclictest121rcu_preempt20:10:223
1369994814,8cyclictest41-21ksoftirqd/321:50:183
1369994813,9cyclictest41-21ksoftirqd/320:50:013
1369994812,9cyclictest41-21ksoftirqd/323:54:403
1368994822,3cyclictest33-21ksoftirqd/219:30:012
1368994814,4cyclictest33-21ksoftirqd/223:30:162
136699480,10cyclictest312-21rs:main0
136999475,5cyclictest41-21ksoftirqd/320:40:173
136999475,5cyclictest41-21ksoftirqd/320:40:173
136999474,3cyclictest41-21ksoftirqd/321:20:273
136999473,3cyclictest41-21ksoftirqd/300:05:263
136999473,3cyclictest121rcu_preempt20:20:013
1369994714,4cyclictest41-21ksoftirqd/319:30:143
1369994713,10cyclictest41-21ksoftirqd/300:25:153
1368994714,3cyclictest33-21ksoftirqd/221:05:222
136699475,5cyclictest9-21ksoftirqd/022:15:000
1366994729,8cyclictest9-21ksoftirqd/000:27:380
136999467,4cyclictest41-21ksoftirqd/300:15:113
136999464,6cyclictest41-21ksoftirqd/321:15:213
136999464,3cyclictest41-21ksoftirqd/323:35:193
136999463,3cyclictest41-21ksoftirqd/320:34:593
136999462,3cyclictest121rcu_preempt21:55:253
136999461,7cyclictest41-21ksoftirqd/320:20:183
136999461,1cyclictest0-21swapper/320:05:233
136899464,3cyclictest5694-21turbostat21:35:002
1368994613,4cyclictest33-21ksoftirqd/200:20:182
1366994624,4cyclictest9-21ksoftirqd/020:20:140
136999453,2cyclictest121rcu_preempt19:19:593
1369994531,3cyclictest41-21ksoftirqd/319:25:193
1369994529,4cyclictest41-21ksoftirqd/321:45:223
136899457,4cyclictest33-21ksoftirqd/200:05:192
1368994516,3cyclictest33-21ksoftirqd/220:05:262
1368994515,3cyclictest33-21ksoftirqd/219:50:002
1368994514,3cyclictest33-21ksoftirqd/223:20:192
1368994511,7cyclictest33-21ksoftirqd/219:30:132
1368994510,4cyclictest33-21ksoftirqd/200:30:242
1368994510,3cyclictest33-21ksoftirqd/220:55:012
1366994530,4cyclictest9-21ksoftirqd/022:45:220
1366994528,7cyclictest9-21ksoftirqd/020:30:020
136999443,6cyclictest41-21ksoftirqd/323:20:173
136999443,6cyclictest41-21ksoftirqd/323:00:223
136999443,2cyclictest41-21ksoftirqd/321:05:143
136999443,2cyclictest41-21ksoftirqd/300:20:213
1369994425,9cyclictest41-21ksoftirqd/319:55:223
136999442,2cyclictest121rcu_preempt22:20:173
136899449,4cyclictest33-21ksoftirqd/222:30:222
136899442,3cyclictest121rcu_preempt23:00:252
136899442,2cyclictest121rcu_preempt22:10:242
1368994416,3cyclictest33-21ksoftirqd/223:15:292
1368994415,4cyclictest33-21ksoftirqd/219:50:262
136899441,4cyclictest33-21ksoftirqd/222:05:142
1368994414,7cyclictest33-21ksoftirqd/200:25:192
1368994413,3cyclictest33-21ksoftirqd/219:10:202
1368994412,7cyclictest33-21ksoftirqd/222:55:142
1368994412,3cyclictest33-21ksoftirqd/223:25:162
1369994323,10cyclictest41-21ksoftirqd/322:30:243
136999432,2cyclictest41-21ksoftirqd/321:10:183
136999432,2cyclictest41-21ksoftirqd/321:10:183
136899439,8cyclictest33-21ksoftirqd/222:00:222
136899438,4cyclictest33-21ksoftirqd/219:20:172
136899433,2cyclictest121rcu_preempt21:00:262
1368994313,3cyclictest33-21ksoftirqd/220:10:152
1368994311,3cyclictest33-21ksoftirqd/220:30:132
1368994310,7cyclictest33-21ksoftirqd/221:50:132
1368994310,3cyclictest33-21ksoftirqd/219:35:172
1366994328,4cyclictest9-21ksoftirqd/000:30:240
1366994327,4cyclictest9-21ksoftirqd/020:50:000
1369994231,4cyclictest41-21ksoftirqd/322:25:283
1369994225,4cyclictest41-21ksoftirqd/319:35:183
136999421,3cyclictest41-21ksoftirqd/323:40:153
1369994212,10cyclictest41-21ksoftirqd/320:55:263
136899429,3cyclictest33-21ksoftirqd/221:20:162
136899426,3cyclictest33-21ksoftirqd/223:50:162
1368994214,3cyclictest33-21ksoftirqd/200:35:002
1368994212,3cyclictest33-21ksoftirqd/222:45:162
1366994228,4cyclictest9-21ksoftirqd/023:50:040
1369994136,3cyclictest41-21ksoftirqd/319:55:003
136999410,2cyclictest41-21ksoftirqd/322:05:153
136899419,6cyclictest33-21ksoftirqd/220:47:152
1368994137,2cyclictest33-21ksoftirqd/200:20:012
1368994136,3cyclictest33-21ksoftirqd/221:15:012
1368994136,3cyclictest33-21ksoftirqd/221:15:012
1368994129,3cyclictest33-21ksoftirqd/221:35:252
1368994114,7cyclictest33-21ksoftirqd/221:18:452
1366994126,5cyclictest9-21ksoftirqd/021:45:120
1366994126,5cyclictest9-21ksoftirqd/019:29:540
1366994125,7cyclictest9-21ksoftirqd/019:15:260
1366994125,4cyclictest9-21ksoftirqd/022:50:220
1366994123,8cyclictest9-21ksoftirqd/020:11:220
1369994034,3cyclictest41-21ksoftirqd/322:50:253
136899409,3cyclictest33-21ksoftirqd/222:25:292
136899407,3cyclictest33-21ksoftirqd/219:40:142
136899405,4cyclictest33-21ksoftirqd/222:40:212
1368994010,3cyclictest33-21ksoftirqd/221:25:222
136899400,5cyclictest121rcu_preempt19:15:252
136899400,2cyclictest121rcu_preempt20:25:272
1366994025,5cyclictest9-21ksoftirqd/023:44:480
1366994025,5cyclictest9-21ksoftirqd/019:43:380
1366994025,5cyclictest9-21ksoftirqd/019:10:160
1366994024,8cyclictest9-21ksoftirqd/019:37:320
1366994024,7cyclictest9-21ksoftirqd/000:05:460
1366994023,8cyclictest9-21ksoftirqd/023:22:460
1366994023,8cyclictest9-21ksoftirqd/023:14:350
1366994023,8cyclictest9-21ksoftirqd/023:14:350
1366994023,6cyclictest9-21ksoftirqd/019:59:590
1366994023,10cyclictest9-21ksoftirqd/021:25:280
136899399,3cyclictest33-21ksoftirqd/223:35:182
136899398,4cyclictest33-21ksoftirqd/222:15:122
136899395,4cyclictest33-21ksoftirqd/220:56:262
136899395,3cyclictest33-21ksoftirqd/223:40:222
136899394,3cyclictest12596-21taskset21:46:492
1368993935,2cyclictest33-21ksoftirqd/220:35:192
1368993910,4cyclictest33-21ksoftirqd/221:45:012
1368993910,4cyclictest33-21ksoftirqd/221:45:002
136699399,3cyclictest9-21ksoftirqd/000:20:150
1366993934,3cyclictest9-21ksoftirqd/023:55:160
1366993933,3cyclictest9-21ksoftirqd/022:10:010
1366993926,4cyclictest9-21ksoftirqd/020:28:180
1366993924,5cyclictest9-21ksoftirqd/000:35:270
1366993924,4cyclictest9-21ksoftirqd/020:35:190
1366993923,8cyclictest9-21ksoftirqd/020:01:510
1366993923,7cyclictest9-21ksoftirqd/022:22:530
1366993919,10cyclictest9-21ksoftirqd/000:00:150
136899385,3cyclictest33-21ksoftirqd/223:10:122
136899385,3cyclictest33-21ksoftirqd/223:10:122
1368993833,3cyclictest33-21ksoftirqd/222:35:162
1368993832,4cyclictest33-21ksoftirqd/223:47:342
1368993825,4cyclictest33-21ksoftirqd/221:55:262
136899382,3cyclictest33-21ksoftirqd/223:05:152
1367993832,4cyclictest25-21ksoftirqd/119:24:441
136699385,8cyclictest9-21ksoftirqd/022:35:010
1366993833,3cyclictest9-21ksoftirqd/021:40:010
1366993833,2cyclictest9-21ksoftirqd/019:50:000
1366993824,4cyclictest9-21ksoftirqd/019:20:150
1366993823,7cyclictest9-21ksoftirqd/023:17:400
1366993823,7cyclictest9-21ksoftirqd/020:16:040
1366993823,5cyclictest9-21ksoftirqd/021:55:200
1366993823,4cyclictest9-21ksoftirqd/020:45:010
1366993823,4cyclictest9-21ksoftirqd/020:45:000
1366993822,7cyclictest9-21ksoftirqd/021:01:080
1366993822,5cyclictest9-21ksoftirqd/023:01:190
136899373,6cyclictest33-21ksoftirqd/220:15:242
1367993731,4cyclictest25-21ksoftirqd/123:58:321
1367993731,4cyclictest25-21ksoftirqd/123:39:361
1367993731,4cyclictest25-21ksoftirqd/122:08:571
1367993731,4cyclictest25-21ksoftirqd/121:10:041
1367993731,4cyclictest25-21ksoftirqd/121:10:031
1367993731,4cyclictest25-21ksoftirqd/120:11:581
136699375,5cyclictest9-21ksoftirqd/021:43:010
136699375,5cyclictest9-21ksoftirqd/021:43:000
1366993733,2cyclictest9-21ksoftirqd/021:50:180
1366993732,2cyclictest9-21ksoftirqd/019:50:260
136699372,3cyclictest9-21ksoftirqd/021:10:170
136699372,3cyclictest9-21ksoftirqd/021:10:160
1366993723,5cyclictest9-21ksoftirqd/020:07:410
1366993722,5cyclictest9-21ksoftirqd/023:38:580
1366993722,5cyclictest9-21ksoftirqd/022:27:140
1366993720,8cyclictest9-21ksoftirqd/022:43:580
1368993632,2cyclictest33-21ksoftirqd/220:00:212
1368993631,3cyclictest33-21ksoftirqd/220:45:002
1368993631,3cyclictest33-21ksoftirqd/220:45:002
1368993631,3cyclictest33-21ksoftirqd/219:55:292
1367993630,4cyclictest25-21ksoftirqd/119:47:021
1367993630,4cyclictest25-21ksoftirqd/119:27:341
1367993629,4cyclictest25-21ksoftirqd/122:29:101
1367993629,4cyclictest25-21ksoftirqd/100:07:041
136699366,3cyclictest9-21ksoftirqd/021:25:000
1366993631,3cyclictest9-21ksoftirqd/022:30:190
1366993630,3cyclictest26152-21cron21:09:590
1366993629,4cyclictest9-21ksoftirqd/022:58:430
136699362,6cyclictest121rcu_preempt23:25:230
1366993622,4cyclictest9-21ksoftirqd/022:15:230
1366993621,5cyclictest9-21ksoftirqd/023:30:250
1366993621,5cyclictest9-21ksoftirqd/023:09:500
136699361,2cyclictest9-21ksoftirqd/021:30:130
1367993530,3cyclictest25-21ksoftirqd/123:54:191
1367993530,3cyclictest25-21ksoftirqd/122:35:361
1367993530,3cyclictest25-21ksoftirqd/122:20:391
1367993530,3cyclictest25-21ksoftirqd/119:30:471
1367993530,3cyclictest11599-21sh22:55:001
1367993529,4cyclictest25-21ksoftirqd/121:17:131
1367993529,4cyclictest25-21ksoftirqd/121:01:051
1367993529,4cyclictest25-21ksoftirqd/120:41:431
1367993529,4cyclictest25-21ksoftirqd/120:41:431
1367993529,4cyclictest25-21ksoftirqd/120:20:491
1367993529,4cyclictest25-21ksoftirqd/119:56:021
1366993530,3cyclictest9-21ksoftirqd/021:20:010
1366993529,4cyclictest9-21ksoftirqd/023:48:440
1366993520,7cyclictest9-21ksoftirqd/000:15:180
136899340,2cyclictest121rcu_preempt00:10:012
1367993429,3cyclictest25-21ksoftirqd/123:34:521
1367993429,3cyclictest25-21ksoftirqd/123:28:311
1367993429,3cyclictest25-21ksoftirqd/123:15:191
1367993429,3cyclictest25-21ksoftirqd/121:44:561
1367993429,3cyclictest25-21ksoftirqd/121:44:551
1367993429,3cyclictest25-21ksoftirqd/120:18:281
1367993428,4cyclictest25-21ksoftirqd/120:49:181
1367993428,4cyclictest25-21ksoftirqd/119:52:171
1367993328,3cyclictest25-21ksoftirqd/122:45:011
1367993328,3cyclictest25-21ksoftirqd/121:54:171
1367993328,3cyclictest25-21ksoftirqd/121:37:351
1367993327,4cyclictest25-21ksoftirqd/122:48:371
1367993327,4cyclictest25-21ksoftirqd/121:55:321
1367993327,4cyclictest25-21ksoftirqd/121:45:101
1367993327,4cyclictest25-21ksoftirqd/121:05:341
1367993327,3cyclictest25-21ksoftirqd/123:13:581
1367993327,3cyclictest25-21ksoftirqd/123:13:581
136799323,2cyclictest121rcu_preempt19:42:481
1367993227,3cyclictest25-21ksoftirqd/123:24:551
1367993227,3cyclictest25-21ksoftirqd/121:29:331
1367993227,3cyclictest25-21ksoftirqd/120:33:001
1367993226,4cyclictest25-21ksoftirqd/123:47:571
1367993226,4cyclictest25-21ksoftirqd/121:31:461
1367993226,4cyclictest25-21ksoftirqd/120:59:401
1367993226,4cyclictest25-21ksoftirqd/120:53:301
1367993226,4cyclictest25-21ksoftirqd/120:03:201
1367993212,19cyclictest1934-21kworker/1:020:26:551
1366993227,2cyclictest9-21ksoftirqd/019:30:200
1367993126,3cyclictest25-21ksoftirqd/120:39:541
1367993126,3cyclictest25-21ksoftirqd/100:18:051
1367993125,4cyclictest25-21ksoftirqd/123:03:321
1367993025,3cyclictest25-21ksoftirqd/123:09:541
1367993025,3cyclictest25-21ksoftirqd/122:16:311
1367993025,3cyclictest25-21ksoftirqd/122:10:131
1367993025,3cyclictest25-21ksoftirqd/119:36:511
1367993025,3cyclictest25-21ksoftirqd/100:36:271
1367993024,4cyclictest25-21ksoftirqd/122:03:021
1367993024,4cyclictest25-21ksoftirqd/121:23:001
1367993024,4cyclictest25-21ksoftirqd/120:07:321
1367992924,3cyclictest25-21ksoftirqd/119:18:381
1367992923,4cyclictest25-21ksoftirqd/123:43:411
1367992923,4cyclictest25-21ksoftirqd/122:55:421
136799291,3cyclictest121rcu_preempt00:13:401
86922823,2sleep125-21ksoftirqd/122:30:231
1367992722,3cyclictest25-21ksoftirqd/100:23:171
1367992721,4cyclictest25-21ksoftirqd/100:25:211
1367992520,3cyclictest25-21ksoftirqd/100:31:311
1367992418,4cyclictest25-21ksoftirqd/100:00:461
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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