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2025-05-05 - 05:30
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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 792 highest latencies:
System rackdslot4.osadl.org (updated Mon May 05, 2025 00:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
147532228162,22sleep00-21swapper/019:09:220
134791204171,22phc2sys0-21swapper/319:05:463
147292203170,22sleep10-21swapper/119:09:031
147252203168,23sleep20-21swapper/219:09:002
15095996431,6cyclictest9-21ksoftirqd/023:40:010
310462630,4sleep1241ktimersoftd/100:00:241
15095996128,6cyclictest9-21ksoftirqd/022:40:010
15095996122,6cyclictest9-21ksoftirqd/021:00:300
15095996122,6cyclictest9-21ksoftirqd/021:00:300
15095996122,4cyclictest9-21ksoftirqd/022:05:240
15095996029,7cyclictest9-21ksoftirqd/021:50:300
15095996026,7cyclictest9-21ksoftirqd/000:05:010
15095996023,6cyclictest9-21ksoftirqd/019:30:160
15095996023,4cyclictest9-21ksoftirqd/019:25:000
15098995928,8cyclictest41-21ksoftirqd/321:00:003
15098995924,9cyclictest41-21ksoftirqd/300:25:253
15095995928,7cyclictest9-21ksoftirqd/023:35:010
15095995928,7cyclictest9-21ksoftirqd/023:35:010
15095995928,7cyclictest9-21ksoftirqd/022:55:200
15095995926,6cyclictest9-21ksoftirqd/020:30:000
15095995922,4cyclictest9-21ksoftirqd/022:40:150
15095995921,4cyclictest9-21ksoftirqd/021:20:150
15095995920,7cyclictest9-21ksoftirqd/019:20:260
15095995919,7cyclictest9-21ksoftirqd/022:00:170
15095995919,7cyclictest9-21ksoftirqd/022:00:170
15095995828,6cyclictest9-21ksoftirqd/022:20:250
15095995827,7cyclictest9-21ksoftirqd/023:40:130
15095995827,7cyclictest9-21ksoftirqd/020:55:210
15095995827,6cyclictest9-21ksoftirqd/019:40:230
15095995826,6cyclictest9-21ksoftirqd/022:25:190
15095995824,6cyclictest9-21ksoftirqd/020:40:160
15095995824,5cyclictest9-21ksoftirqd/019:15:200
15095995820,6cyclictest9-21ksoftirqd/022:10:270
15095995724,5cyclictest9-21ksoftirqd/000:25:140
15095995724,10cyclictest9-21ksoftirqd/000:30:220
15095995724,10cyclictest9-21ksoftirqd/000:30:220
15098995623,7cyclictest41-21ksoftirqd/319:30:193
15098995621,7cyclictest41-21ksoftirqd/320:43:503
15098995621,7cyclictest41-21ksoftirqd/320:15:463
15095995624,9cyclictest9-21ksoftirqd/023:20:160
15095995623,6cyclictest9-21ksoftirqd/000:10:200
15095995621,6cyclictest9-21ksoftirqd/000:15:250
15095995620,6cyclictest9-21ksoftirqd/020:10:160
15095995618,10cyclictest9-21ksoftirqd/021:15:190
1509899556,9cyclictest41-21ksoftirqd/321:25:153
15098995521,7cyclictest41-21ksoftirqd/322:33:063
15095995524,6cyclictest9-21ksoftirqd/023:50:240
15095995524,6cyclictest9-21ksoftirqd/000:20:280
58872540,6sleep21509799cyclictest00:15:172
188002540,1sleep20-21swapper/222:30:222
1509899544,8cyclictest41-21ksoftirqd/321:20:283
15098995427,4cyclictest41-21ksoftirqd/319:15:003
15098995421,8cyclictest41-21ksoftirqd/320:38:443
15098995421,8cyclictest41-21ksoftirqd/319:38:593
15098995420,7cyclictest41-21ksoftirqd/323:43:223
15098995420,7cyclictest41-21ksoftirqd/322:41:243
15095995424,11cyclictest9-21ksoftirqd/022:45:180
15098995328,9cyclictest41-21ksoftirqd/321:50:193
15098995328,6cyclictest41-21ksoftirqd/319:45:213
1509599536,5cyclictest9-21ksoftirqd/021:10:010
1509599535,6cyclictest9-21ksoftirqd/021:49:590
15095995318,6cyclictest9-21ksoftirqd/021:30:170
15095995318,6cyclictest9-21ksoftirqd/021:30:170
15095995318,6cyclictest9-21ksoftirqd/019:10:030
15098995224,8cyclictest41-21ksoftirqd/300:10:203
15098995220,7cyclictest41-21ksoftirqd/321:02:393
15098995220,7cyclictest41-21ksoftirqd/321:02:393
15095995222,6cyclictest9-21ksoftirqd/021:35:140
15095995221,6cyclictest9-21ksoftirqd/020:20:200
15098995125,8cyclictest41-21ksoftirqd/321:40:223
15098995123,9cyclictest41-21ksoftirqd/322:50:273
1509599517,3cyclictest9-21ksoftirqd/020:00:190
1509599517,3cyclictest9-21ksoftirqd/020:00:190
1509599514,10cyclictest9-21ksoftirqd/023:30:000
15095995119,6cyclictest9-21ksoftirqd/021:59:340
15095995118,6cyclictest9-21ksoftirqd/021:25:250
1509599511,7cyclictest9-21ksoftirqd/000:00:000
15095995117,6cyclictest9-21ksoftirqd/019:49:480
1509599511,6cyclictest9-21ksoftirqd/020:54:590
15098995022,8cyclictest41-21ksoftirqd/320:50:153
1509599505,7cyclictest9-21ksoftirqd/022:15:160
15095995020,5cyclictest9-21ksoftirqd/019:35:190
15095995016,6cyclictest9-21ksoftirqd/021:44:440
1509899496,8cyclictest41-21ksoftirqd/319:30:003
15098994946,2cyclictest391rcuc/300:07:343
15098994920,7cyclictest41-21ksoftirqd/322:18:213
15098994915,10cyclictest41-21ksoftirqd/322:05:183
1509599497,2cyclictest9-21ksoftirqd/023:45:220
1509599495,9cyclictest9-21ksoftirqd/020:40:000
1509899486,7cyclictest41-21ksoftirqd/322:35:283
1509899486,5cyclictest41-21ksoftirqd/300:35:113
1509899484,8cyclictest41-21ksoftirqd/323:30:003
1509899484,8cyclictest41-21ksoftirqd/321:35:013
1509899484,8cyclictest41-21ksoftirqd/321:35:013
15098994844,3cyclictest391rcuc/319:50:173
1509899483,8cyclictest41-21ksoftirqd/322:10:273
1509899483,7cyclictest41-21ksoftirqd/323:20:243
1509899481,5cyclictest41-21ksoftirqd/322:25:243
1509899481,10cyclictest8690-21cat21:05:213
1509599487,2cyclictest9-21ksoftirqd/020:15:210
1509599485,6cyclictest9-21ksoftirqd/020:05:170
1509599485,4cyclictest9-21ksoftirqd/020:00:000
1509599484,6cyclictest9-21ksoftirqd/023:15:010
1509599483,4cyclictest9-21ksoftirqd/023:15:130
15095994825,6cyclictest9-21ksoftirqd/023:07:490
15095994821,5cyclictest9-21ksoftirqd/023:00:130
1509599482,10cyclictest9-21ksoftirqd/022:55:000
1509899476,9cyclictest41-21ksoftirqd/320:08:003
1509899475,9cyclictest41-21ksoftirqd/322:45:183
1509899475,8cyclictest41-21ksoftirqd/320:49:003
1509899475,6cyclictest32076-21apt-get00:05:013
1509899475,4cyclictest41-21ksoftirqd/320:25:273
1509899474,9cyclictest41-21ksoftirqd/323:10:283
1509899474,8cyclictest41-21ksoftirqd/320:00:163
1509899474,8cyclictest41-21ksoftirqd/320:00:163
1509899474,7cyclictest41-21ksoftirqd/300:30:233
1509899474,7cyclictest41-21ksoftirqd/300:30:233
1509599474,6cyclictest9-21ksoftirqd/020:30:230
1509599472,2cyclictest121rcu_preempt00:35:180
1509899465,7cyclictest41-21ksoftirqd/323:05:013
1509899465,7cyclictest41-21ksoftirqd/321:15:193
1509899465,6cyclictest41-21ksoftirqd/323:05:173
1509899462,5cyclictest41-21ksoftirqd/323:15:273
15098994621,8cyclictest41-21ksoftirqd/322:20:123
15098994617,8cyclictest41-21ksoftirqd/320:20:173
1509599465,6cyclictest9-21ksoftirqd/022:30:150
1509899456,9cyclictest41-21ksoftirqd/320:13:303
1509899455,7cyclictest41-21ksoftirqd/323:55:253
1509899454,6cyclictest41-21ksoftirqd/319:40:173
1509899453,7cyclictest41-21ksoftirqd/300:19:593
1509899453,6cyclictest41-21ksoftirqd/323:50:163
1509599456,5cyclictest9-21ksoftirqd/020:45:290
1509599456,2cyclictest9-21ksoftirqd/000:00:260
1509599453,5cyclictest9-21ksoftirqd/019:55:000
1509599452,7cyclictest9-21ksoftirqd/021:10:140
1509899446,7cyclictest41-21ksoftirqd/321:35:273
1509899446,6cyclictest41-21ksoftirqd/319:15:203
1509899445,8cyclictest41-21ksoftirqd/320:30:283
1509899443,6cyclictest41-21ksoftirqd/321:45:153
1509899442,6cyclictest41-21ksoftirqd/322:55:013
1509899442,5cyclictest41-21ksoftirqd/319:20:183
1509899436,7cyclictest41-21ksoftirqd/323:37:303
1509899435,8cyclictest41-21ksoftirqd/323:35:003
1509899435,8cyclictest41-21ksoftirqd/323:35:003
1509899435,7cyclictest41-21ksoftirqd/322:00:293
1509899435,7cyclictest41-21ksoftirqd/322:00:293
1509899434,7cyclictest41-21ksoftirqd/300:20:133
1509899432,6cyclictest0-21swapper/323:45:173
15097994338,3cyclictest22391-21cron21:35:002
15097994338,3cyclictest22391-21cron21:35:002
1509899421,5cyclictest41-21ksoftirqd/321:15:013
134991420,0ptp4l401ktimersoftd/319:59:523
1509899415,7cyclictest41-21ksoftirqd/321:55:293
15097994033,4cyclictest17379-21cron19:15:002
1509799400,37cyclictest22207-21cron22:40:002
15096994035,3cyclictest25-21ksoftirqd/123:00:001
15097993933,4cyclictest33-21ksoftirqd/221:10:002
15097993933,3cyclictest33-21ksoftirqd/219:30:002
15096993934,3cyclictest25-21ksoftirqd/120:10:001
15097993833,3cyclictest33-21ksoftirqd/223:04:592
15096993833,3cyclictest25-21ksoftirqd/123:15:011
15097993723,11cyclictest33-21ksoftirqd/200:25:002
15097993630,4cyclictest33-21ksoftirqd/222:23:482
15097993630,3cyclictest24992-21sh20:35:002
15096993632,2cyclictest25-21ksoftirqd/122:05:001
15096993632,2cyclictest25-21ksoftirqd/122:05:001
15096993630,3cyclictest25-21ksoftirqd/120:20:241
15097993529,4cyclictest33-21ksoftirqd/223:31:522
15097993529,4cyclictest33-21ksoftirqd/223:31:522
15097993529,4cyclictest33-21ksoftirqd/223:17:512
15097993529,4cyclictest33-21ksoftirqd/220:58:272
15097993529,4cyclictest33-21ksoftirqd/220:51:252
15097993529,4cyclictest33-21ksoftirqd/219:54:082
15097993529,4cyclictest33-21ksoftirqd/219:37:312
15096993531,3cyclictest25-21ksoftirqd/120:30:171
15096993530,3cyclictest25-21ksoftirqd/122:30:411
15096993529,4cyclictest25-21ksoftirqd/123:55:341
15096993529,4cyclictest25-21ksoftirqd/121:01:191
15096993529,4cyclictest25-21ksoftirqd/121:01:191
15096993529,4cyclictest25-21ksoftirqd/119:57:041
15096993529,4cyclictest25-21ksoftirqd/119:40:181
15096993529,4cyclictest25-21ksoftirqd/100:21:011
15096993528,4cyclictest25-21ksoftirqd/119:50:101
15096993528,4cyclictest25-21ksoftirqd/119:26:111
15097993428,4cyclictest33-21ksoftirqd/223:51:062
15097993428,4cyclictest33-21ksoftirqd/222:17:342
15097993428,3cyclictest33-21ksoftirqd/222:15:012
15096993429,3cyclictest25-21ksoftirqd/123:46:401
15096993429,3cyclictest25-21ksoftirqd/123:40:181
15096993428,4cyclictest25-21ksoftirqd/123:37:121
15096993428,4cyclictest25-21ksoftirqd/121:48:571
15096993428,4cyclictest25-21ksoftirqd/121:23:521
15096993428,4cyclictest25-21ksoftirqd/121:13:341
15096993428,4cyclictest25-21ksoftirqd/120:15:541
15096993428,4cyclictest25-21ksoftirqd/120:13:131
15096993428,4cyclictest25-21ksoftirqd/100:33:291
15096993428,4cyclictest25-21ksoftirqd/100:33:281
15096993428,4cyclictest25-21ksoftirqd/100:28:151
15096993428,3cyclictest25-21ksoftirqd/121:30:141
15096993428,3cyclictest25-21ksoftirqd/121:30:141
15096993427,4cyclictest25-21ksoftirqd/122:13:201
15096993427,4cyclictest25-21ksoftirqd/120:55:011
15096993427,4cyclictest25-21ksoftirqd/119:21:261
15097993328,3cyclictest33-21ksoftirqd/223:56:372
15097993328,3cyclictest33-21ksoftirqd/223:08:332
15097993328,3cyclictest33-21ksoftirqd/200:05:542
15097993327,4cyclictest33-21ksoftirqd/223:46:532
15097993327,4cyclictest33-21ksoftirqd/221:53:502
15097993327,4cyclictest33-21ksoftirqd/221:48:172
15097993327,4cyclictest33-21ksoftirqd/220:13:222
15096993328,3cyclictest25-21ksoftirqd/123:17:361
15096993328,3cyclictest25-21ksoftirqd/122:40:051
15096993328,3cyclictest25-21ksoftirqd/122:21:451
15096993328,3cyclictest25-21ksoftirqd/120:52:191
15096993328,3cyclictest25-21ksoftirqd/119:35:001
15096993328,3cyclictest25-21ksoftirqd/100:10:001
15096993327,4cyclictest25-21ksoftirqd/123:28:421
15096993327,4cyclictest25-21ksoftirqd/122:50:551
15096993327,4cyclictest25-21ksoftirqd/100:12:541
15097993227,3cyclictest33-21ksoftirqd/221:13:112
15097993227,3cyclictest33-21ksoftirqd/220:48:252
15097993227,3cyclictest33-21ksoftirqd/219:45:002
15097993227,3cyclictest33-21ksoftirqd/200:05:012
15097993226,4cyclictest33-21ksoftirqd/223:40:552
15097993226,4cyclictest33-21ksoftirqd/223:10:342
15097993226,4cyclictest33-21ksoftirqd/222:06:112
15097993226,4cyclictest33-21ksoftirqd/221:42:352
15097993226,4cyclictest33-21ksoftirqd/220:38:212
15097993226,4cyclictest33-21ksoftirqd/200:28:332
15097993226,4cyclictest33-21ksoftirqd/200:11:282
15097993220,9cyclictest33-21ksoftirqd/219:30:292
15096993227,3cyclictest25-21ksoftirqd/122:28:441
15096993227,3cyclictest25-21ksoftirqd/122:08:141
15096993226,4cyclictest25-21ksoftirqd/122:38:561
15096993226,4cyclictest25-21ksoftirqd/122:16:491
15096993226,4cyclictest25-21ksoftirqd/121:57:391
15096993226,4cyclictest25-21ksoftirqd/119:12:071
15096993226,4cyclictest25-21ksoftirqd/100:35:461
15096993225,4cyclictest25-21ksoftirqd/123:00:101
15097993126,3cyclictest33-21ksoftirqd/219:45:482
15097993125,4cyclictest33-21ksoftirqd/222:55:492
15097993125,4cyclictest33-21ksoftirqd/222:42:462
15097993125,3cyclictest33-21ksoftirqd/221:00:162
15097993125,3cyclictest33-21ksoftirqd/221:00:162
15096993126,3cyclictest25-21ksoftirqd/120:40:001
15096993125,4cyclictest25-21ksoftirqd/121:41:511
15096993125,4cyclictest25-21ksoftirqd/119:18:011
15097993025,3cyclictest33-21ksoftirqd/200:36:582
15097993024,4cyclictest33-21ksoftirqd/223:38:302
15097993024,4cyclictest33-21ksoftirqd/222:50:442
15097993024,4cyclictest33-21ksoftirqd/220:43:552
15097993024,3cyclictest33-21ksoftirqd/220:22:262
15096993025,3cyclictest25-21ksoftirqd/122:48:091
15096993025,3cyclictest25-21ksoftirqd/120:45:151
15096993025,3cyclictest25-21ksoftirqd/119:49:371
15097992924,3cyclictest33-21ksoftirqd/222:01:362
15097992924,3cyclictest33-21ksoftirqd/222:01:362
15097992924,3cyclictest33-21ksoftirqd/221:38:072
15097992924,3cyclictest33-21ksoftirqd/221:18:372
15097992924,3cyclictest33-21ksoftirqd/219:55:082
15097992924,3cyclictest33-21ksoftirqd/219:20:542
15097992923,4cyclictest33-21ksoftirqd/223:20:132
15097992923,4cyclictest33-21ksoftirqd/221:21:542
15096992925,3cyclictest25-21ksoftirqd/123:50:161
15096992924,3cyclictest25-21ksoftirqd/121:26:341
15096992923,4cyclictest25-21ksoftirqd/123:30:021
15096992923,4cyclictest25-21ksoftirqd/123:30:021
15096992923,4cyclictest25-21ksoftirqd/120:26:491
15097992824,3cyclictest33-21ksoftirqd/222:45:232
15097992823,3cyclictest33-21ksoftirqd/219:19:222
15097992822,3cyclictest33-21ksoftirqd/220:09:112
15096992823,3cyclictest25-21ksoftirqd/121:51:211
15096992823,3cyclictest25-21ksoftirqd/121:39:371
15096992823,3cyclictest25-21ksoftirqd/121:10:011
15097992723,2cyclictest33-21ksoftirqd/220:15:212
15097992722,3cyclictest33-21ksoftirqd/220:25:252
15097992721,4cyclictest33-21ksoftirqd/223:26:322
15097992721,4cyclictest33-21ksoftirqd/221:25:112
15097992721,3cyclictest33-21ksoftirqd/222:26:432
15096992722,3cyclictest25-21ksoftirqd/123:05:191
15096992722,3cyclictest25-21ksoftirqd/121:15:161
15096992722,3cyclictest25-21ksoftirqd/120:40:211
15097992623,2cyclictest33-21ksoftirqd/200:35:012
15097992623,2cyclictest33-21ksoftirqd/200:35:002
15096992621,3cyclictest25-21ksoftirqd/100:19:591
15096992619,4cyclictest25-21ksoftirqd/119:35:141
15097992520,3cyclictest33-21ksoftirqd/221:55:292
15097992520,3cyclictest33-21ksoftirqd/220:00:382
15097992520,3cyclictest33-21ksoftirqd/220:00:382
15096992520,3cyclictest25-21ksoftirqd/120:03:301
15096992520,3cyclictest25-21ksoftirqd/120:03:301
15096992519,3cyclictest25-21ksoftirqd/123:20:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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