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2025-03-13 - 18:00
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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 Thu Mar 13, 2025 12:45:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
137391233171,51phc2sys0-21swapper/307:05:113
95362204173,20sleep10-21swapper/107:09:591
93212204171,22sleep00-21swapper/007:07:120
91942204170,23sleep20-21swapper/207:05:332
137291540,1ptp4l401ktimersoftd/307:36:153
34462520,2sleep30-21swapper/312:00:003
42098500,2rtkit-daemon0-21swapper/111:10:211
9829994916,4cyclictest9-21ksoftirqd/011:30:140
9829994842,4cyclictest13591-21latency_hist08:25:000
9829994842,4cyclictest13591-21latency_hist08:25:000
9830994742,3cyclictest5994-21cron12:05:001
9829994528,7cyclictest9-21ksoftirqd/007:25:200
9832994438,3cyclictest16958-21cron07:25:003
983299441,4cyclictest41-21ksoftirqd/307:45:013
9829994429,6cyclictest9-21ksoftirqd/008:10:000
9829994425,7cyclictest9-21ksoftirqd/009:50:150
137291440,0ptp4l401ktimersoftd/310:30:093
983299437,3cyclictest41-21ksoftirqd/307:55:143
983299431,4cyclictest41-21ksoftirqd/308:10:283
9829994325,7cyclictest9-21ksoftirqd/007:50:000
137291430,0ptp4l401ktimersoftd/308:51:303
137291430,0ptp4l401ktimersoftd/308:41:313
137291430,0ptp4l401ktimersoftd/307:25:273
983299424,3cyclictest41-21ksoftirqd/309:50:003
9829994228,4cyclictest9-21ksoftirqd/010:50:140
9829994211,7cyclictest9-21ksoftirqd/009:35:010
137291420,0ptp4l401ktimersoftd/307:11:253
983299416,3cyclictest121rcu_preempt07:50:213
983299416,3cyclictest121rcu_preempt07:50:213
9832994128,3cyclictest41-21ksoftirqd/308:05:203
9832994125,3cyclictest41-21ksoftirqd/311:20:003
983299411,10cyclictest41-21ksoftirqd/309:00:263
9831994125,4cyclictest33-21ksoftirqd/211:30:192
9829994137,2cyclictest9-21ksoftirqd/008:20:000
9829994124,8cyclictest9-21ksoftirqd/010:15:210
9829994124,8cyclictest9-21ksoftirqd/007:10:200
9829994123,8cyclictest9-21ksoftirqd/010:05:010
9829994122,9cyclictest9-21ksoftirqd/009:35:180
288432410,2sleep10-21swapper/110:17:001
137291410,0ptp4l401ktimersoftd/309:28:493
983299404,8cyclictest41-21ksoftirqd/308:20:253
983299404,8cyclictest41-21ksoftirqd/308:20:253
982999408,7cyclictest9-21ksoftirqd/011:10:180
982999404,6cyclictest9-21ksoftirqd/009:50:000
9829994023,8cyclictest9-21ksoftirqd/007:40:320
9829994022,9cyclictest9-21ksoftirqd/007:30:020
983299394,4cyclictest41-21ksoftirqd/307:15:273
9831993925,11cyclictest33-21ksoftirqd/208:05:132
982999398,4cyclictest9-21ksoftirqd/007:20:000
9829993934,3cyclictest9-21ksoftirqd/008:35:000
9829993934,3cyclictest9-21ksoftirqd/008:30:000
9829993934,3cyclictest9-21ksoftirqd/008:05:000
9829993924,4cyclictest9-21ksoftirqd/008:50:000
9829993923,8cyclictest9-21ksoftirqd/011:20:250
9829993922,8cyclictest9-21ksoftirqd/011:15:200
9829993922,7cyclictest9-21ksoftirqd/012:35:250
9829993921,5cyclictest9-21ksoftirqd/010:30:010
983299385,3cyclictest121rcu_preempt07:35:003
983299384,3cyclictest41-21ksoftirqd/310:40:293
9832993834,2cyclictest41-21ksoftirqd/311:00:003
9832993827,9cyclictest41-21ksoftirqd/309:20:163
983299380,4cyclictest41-21ksoftirqd/311:30:013
9831993823,5cyclictest33-21ksoftirqd/212:20:142
9831993822,6cyclictest33-21ksoftirqd/207:20:152
9829993834,3cyclictest9-21ksoftirqd/007:55:000
9829993834,3cyclictest9-21ksoftirqd/007:55:000
9829993834,2cyclictest9-21ksoftirqd/011:55:000
9829993822,8cyclictest9-21ksoftirqd/010:14:320
9829993822,7cyclictest9-21ksoftirqd/007:38:060
9829993821,8cyclictest9-21ksoftirqd/012:05:210
983299375,3cyclictest121rcu_preempt09:40:223
983299374,3cyclictest121rcu_preempt09:15:253
9832993733,2cyclictest41-21ksoftirqd/312:35:003
9831993734,2cyclictest33-21ksoftirqd/207:55:002
9831993734,2cyclictest33-21ksoftirqd/207:55:002
9831993732,3cyclictest33-21ksoftirqd/208:05:012
9831993721,6cyclictest33-21ksoftirqd/210:40:232
9831993720,8cyclictest33-21ksoftirqd/207:30:282
9831993720,6cyclictest33-21ksoftirqd/210:00:232
9831993716,5cyclictest33-21ksoftirqd/212:15:012
9831993714,5cyclictest33-21ksoftirqd/207:40:192
9829993732,3cyclictest9-21ksoftirqd/012:15:000
982999372,6cyclictest9-21ksoftirqd/008:50:000
9829993721,8cyclictest9-21ksoftirqd/012:20:170
9829993719,8cyclictest9-21ksoftirqd/010:55:130
983299366,3cyclictest121rcu_preempt09:05:223
983299366,3cyclictest121rcu_preempt08:00:253
983299364,3cyclictest121rcu_preempt12:10:133
983299363,3cyclictest121rcu_preempt09:30:213
983299363,3cyclictest121rcu_preempt08:45:233
9832993633,2cyclictest41-21ksoftirqd/311:00:183
9832993621,3cyclictest41-21ksoftirqd/309:55:213
983299360,10cyclictest41-21ksoftirqd/310:10:013
983199364,3cyclictest121rcu_preempt10:15:172
9831993632,3cyclictest33-21ksoftirqd/208:00:002
9831993631,3cyclictest33-21ksoftirqd/209:40:272
9831993631,3cyclictest33-21ksoftirqd/207:20:002
983199362,3cyclictest121rcu_preempt07:35:122
9831993622,6cyclictest33-21ksoftirqd/212:30:162
9831993621,5cyclictest33-21ksoftirqd/211:35:162
9831993621,5cyclictest33-21ksoftirqd/211:00:182
9831993620,7cyclictest33-21ksoftirqd/211:15:152
9831993614,5cyclictest33-21ksoftirqd/211:10:202
9829993632,2cyclictest9-21ksoftirqd/011:55:130
9829993631,3cyclictest9-21ksoftirqd/011:45:000
9829993631,3cyclictest9-21ksoftirqd/010:40:010
9829993630,4cyclictest9-21ksoftirqd/008:39:310
9829993621,7cyclictest9-21ksoftirqd/011:36:280
9829993621,7cyclictest9-21ksoftirqd/009:18:400
9829993620,7cyclictest9-21ksoftirqd/010:48:460
9829993618,8cyclictest9-21ksoftirqd/011:05:010
983299354,3cyclictest121rcu_preempt12:20:153
9832993531,2cyclictest41-21ksoftirqd/311:15:003
9832993530,3cyclictest41-21ksoftirqd/311:10:013
9832993530,3cyclictest41-21ksoftirqd/310:55:003
9832993530,3cyclictest41-21ksoftirqd/310:05:003
983299350,3cyclictest121rcu_preempt11:30:193
9831993531,2cyclictest33-21ksoftirqd/208:50:012
9831993530,3cyclictest33-21ksoftirqd/212:10:012
9831993530,3cyclictest19861-21latency_hist12:40:012
9831993521,6cyclictest33-21ksoftirqd/210:55:232
9831993520,5cyclictest33-21ksoftirqd/212:10:232
9831993520,5cyclictest33-21ksoftirqd/212:00:262
9831993520,5cyclictest33-21ksoftirqd/210:30:182
9831993520,5cyclictest33-21ksoftirqd/209:05:212
9831993520,3cyclictest33-21ksoftirqd/208:20:122
9831993520,3cyclictest33-21ksoftirqd/208:20:122
9831993519,6cyclictest33-21ksoftirqd/209:20:242
9831993517,5cyclictest33-21ksoftirqd/207:25:152
9830993531,2cyclictest25-21ksoftirqd/111:08:301
9830993530,3cyclictest25-21ksoftirqd/108:15:111
9830993529,4cyclictest25-21ksoftirqd/112:33:161
9830993529,4cyclictest25-21ksoftirqd/110:07:411
9830993529,4cyclictest25-21ksoftirqd/108:33:301
982999355,3cyclictest9-21ksoftirqd/008:10:280
982999354,4cyclictest9-21ksoftirqd/012:15:130
9829993530,3cyclictest9-21ksoftirqd/012:30:010
9829993530,3cyclictest9-21ksoftirqd/012:30:010
9829993530,3cyclictest9-21ksoftirqd/009:05:180
9829993529,3cyclictest9-21ksoftirqd/009:55:180
9829993517,8cyclictest9-21ksoftirqd/009:40:170
9832993428,4cyclictest41-21ksoftirqd/311:24:463
9832993426,5cyclictest41-21ksoftirqd/312:05:003
9832993422,3cyclictest41-21ksoftirqd/308:35:243
9831993430,3cyclictest33-21ksoftirqd/209:10:172
9831993430,2cyclictest33-21ksoftirqd/209:30:012
9831993429,3cyclictest33-21ksoftirqd/211:25:002
9831993429,3cyclictest33-21ksoftirqd/210:20:122
9831993429,3cyclictest33-21ksoftirqd/208:55:162
9831993429,3cyclictest33-21ksoftirqd/208:25:052
9831993428,4cyclictest33-21ksoftirqd/211:54:102
9831993421,6cyclictest33-21ksoftirqd/208:10:202
9831993421,5cyclictest33-21ksoftirqd/211:40:132
9831993421,5cyclictest33-21ksoftirqd/209:50:192
9831993420,5cyclictest33-21ksoftirqd/210:50:092
9831993420,5cyclictest33-21ksoftirqd/208:40:152
9831993418,5cyclictest33-21ksoftirqd/211:49:592
9831993416,5cyclictest33-21ksoftirqd/210:10:092
983199340,3cyclictest121rcu_preempt09:55:222
983199340,3cyclictest121rcu_preempt08:35:212
9830993429,3cyclictest25-21ksoftirqd/108:55:131
9830993429,3cyclictest25-21ksoftirqd/108:25:011
9830993429,3cyclictest25-21ksoftirqd/108:25:011
9830993428,4cyclictest25-21ksoftirqd/112:11:131
9830993428,4cyclictest25-21ksoftirqd/109:58:041
9830993427,5cyclictest25-21ksoftirqd/110:43:331
9829993430,2cyclictest9-21ksoftirqd/011:50:000
9829993430,2cyclictest9-21ksoftirqd/009:00:000
9829993429,3cyclictest9-21ksoftirqd/012:35:000
9829993429,3cyclictest9-21ksoftirqd/010:20:220
9829993429,3cyclictest9-21ksoftirqd/009:20:160
9829993428,4cyclictest9-21ksoftirqd/011:28:080
9829993428,4cyclictest9-21ksoftirqd/010:26:220
982999342,2cyclictest121rcu_preempt08:40:160
9829993418,8cyclictest9-21ksoftirqd/007:20:010
137291340,0ptp4l401ktimersoftd/310:10:133
983299335,3cyclictest121rcu_preempt11:40:013
9832993330,2cyclictest41-21ksoftirqd/312:30:013
9832993330,2cyclictest41-21ksoftirqd/312:30:013
9832993328,3cyclictest41-21ksoftirqd/312:10:003
9832993328,3cyclictest41-21ksoftirqd/311:54:433
9832993328,3cyclictest41-21ksoftirqd/310:25:253
9832993328,3cyclictest41-21ksoftirqd/308:57:013
9832993328,3cyclictest41-21ksoftirqd/308:30:243
9832993327,4cyclictest41-21ksoftirqd/311:43:353
9832993327,4cyclictest41-21ksoftirqd/310:17:503
9832993327,4cyclictest41-21ksoftirqd/308:28:303
9832993327,3cyclictest41-21ksoftirqd/312:15:143
983299332,3cyclictest121rcu_preempt07:45:263
9831993328,3cyclictest33-21ksoftirqd/212:00:002
9831993328,3cyclictest33-21ksoftirqd/209:00:232
9831993327,4cyclictest33-21ksoftirqd/209:15:352
9831993327,4cyclictest33-21ksoftirqd/207:49:262
9830993328,3cyclictest25-21ksoftirqd/111:00:531
9830993328,3cyclictest25-21ksoftirqd/109:44:391
9830993328,3cyclictest25-21ksoftirqd/107:40:321
9830993327,4cyclictest25-21ksoftirqd/112:18:201
9830993327,4cyclictest25-21ksoftirqd/111:42:331
9830993327,4cyclictest25-21ksoftirqd/110:50:421
9830993327,4cyclictest25-21ksoftirqd/110:47:011
982999333,2cyclictest121rcu_preempt12:00:190
9829993327,4cyclictest9-21ksoftirqd/010:09:370
9829993327,4cyclictest9-21ksoftirqd/009:01:050
9829993318,7cyclictest9-21ksoftirqd/007:55:230
983299325,3cyclictest121rcu_preempt10:50:003
9832993228,2cyclictest41-21ksoftirqd/312:36:513
9832993226,4cyclictest41-21ksoftirqd/310:35:133
9832993226,4cyclictest41-21ksoftirqd/309:10:023
983299322,3cyclictest121rcu_preempt09:50:133
983299322,3cyclictest121rcu_preempt08:15:153
9831993228,3cyclictest33-21ksoftirqd/210:30:002
9831993228,2cyclictest33-21ksoftirqd/208:50:172
9831993227,3cyclictest33-21ksoftirqd/210:35:182
9831993227,3cyclictest33-21ksoftirqd/210:10:012
9831993227,3cyclictest33-21ksoftirqd/209:30:182
9831993226,4cyclictest33-21ksoftirqd/211:28:542
9831993219,3cyclictest33-21ksoftirqd/208:15:232
9831993217,5cyclictest33-21ksoftirqd/212:30:002
9831993217,5cyclictest33-21ksoftirqd/212:29:592
9830993226,4cyclictest25-21ksoftirqd/111:31:341
9830993226,4cyclictest25-21ksoftirqd/108:29:291
9830993226,4cyclictest25-21ksoftirqd/108:06:141
9830993226,4cyclictest25-21ksoftirqd/107:47:251
9829993218,5cyclictest9-21ksoftirqd/009:28:230
9829993218,4cyclictest9-21ksoftirqd/010:40:250
982999321,4cyclictest9-21ksoftirqd/009:10:190
9832993127,2cyclictest41-21ksoftirqd/311:46:113
9832993125,4cyclictest41-21ksoftirqd/310:20:113
9831993116,5cyclictest33-21ksoftirqd/211:09:032
9831993116,5cyclictest33-21ksoftirqd/208:30:132
9831993116,5cyclictest33-21ksoftirqd/207:10:182
9830993126,3cyclictest25-21ksoftirqd/111:39:471
9830993125,4cyclictest25-21ksoftirqd/112:28:311
9830993125,4cyclictest25-21ksoftirqd/112:28:311
9830993125,4cyclictest25-21ksoftirqd/111:55:571
9830993125,4cyclictest25-21ksoftirqd/110:32:371
9830993125,4cyclictest25-21ksoftirqd/109:24:011
9830993125,4cyclictest25-21ksoftirqd/109:16:581
9830993125,4cyclictest25-21ksoftirqd/107:22:091
9829993125,4cyclictest9-21ksoftirqd/011:05:330
9832993025,3cyclictest41-21ksoftirqd/309:35:293
9831993026,2cyclictest33-21ksoftirqd/210:50:002
9831993016,5cyclictest33-21ksoftirqd/209:35:272
9830993025,3cyclictest25-21ksoftirqd/111:19:091
9830993024,4cyclictest25-21ksoftirqd/110:00:111
9830993024,4cyclictest25-21ksoftirqd/109:07:131
9830993024,4cyclictest25-21ksoftirqd/107:33:521
9831992915,3cyclictest33-21ksoftirqd/209:45:002
9830992924,3cyclictest25-21ksoftirqd/109:51:221
9830992924,3cyclictest25-21ksoftirqd/109:46:431
9830992923,4cyclictest25-21ksoftirqd/107:15:311
9830992923,4cyclictest25-21ksoftirqd/107:13:591
9830992823,3cyclictest25-21ksoftirqd/112:37:571
9830992823,3cyclictest25-21ksoftirqd/110:38:531
9830992823,3cyclictest25-21ksoftirqd/110:22:011
9830992823,3cyclictest25-21ksoftirqd/110:11:091
9830992823,3cyclictest25-21ksoftirqd/108:50:361
9830992823,3cyclictest25-21ksoftirqd/108:35:131
9830992823,3cyclictest25-21ksoftirqd/107:35:561
9830992822,4cyclictest25-21ksoftirqd/109:25:091
9830992822,4cyclictest25-21ksoftirqd/109:00:381
9830992822,4cyclictest25-21ksoftirqd/108:01:241
9830992822,4cyclictest25-21ksoftirqd/107:57:551
9830992723,2cyclictest954-21apt11:55:001
9830992722,3cyclictest25-21ksoftirqd/112:07:191
9830992722,3cyclictest25-21ksoftirqd/110:58:561
9830992722,3cyclictest25-21ksoftirqd/108:14:191
9830992722,3cyclictest25-21ksoftirqd/107:51:431
9830992722,3cyclictest25-21ksoftirqd/107:51:421
9830992721,4cyclictest25-21ksoftirqd/111:24:281
9830992520,3cyclictest25-21ksoftirqd/112:20:211
9830992520,3cyclictest25-21ksoftirqd/109:13:051
9830992520,3cyclictest25-21ksoftirqd/108:45:241
9830992520,3cyclictest25-21ksoftirqd/108:40:111
9830992419,3cyclictest25-21ksoftirqd/111:27:071
9830992318,3cyclictest25-21ksoftirqd/109:34:301
9830992317,4cyclictest25-21ksoftirqd/111:48:391
9830992015,3cyclictest25-21ksoftirqd/109:35:431
42098180,4rtkit-daemon17212-21apt-get07:25:131
9830991714,2cyclictest0-21swapper/110:25:341
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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