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2025-12-31 - 18:50
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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 Wed Dec 31, 2025 12:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1608921880,6sleep0949999cyclictest07:30:220
1386521770,5sleep3950299cyclictest07:16:213
369521660,5sleep3950299cyclictest10:35:263
1400621620,2sleep1950099cyclictest07:17:391
1337421580,6sleep3950299cyclictest08:40:253
1393911270,1ptp4l13658-21df12:05:133
13949110364,31phc2sys0-21swapper/307:08:063
139391990,1ptp4l2533-21spawn07:30:583
905829269,15sleep20-21swapper/207:08:112
885429268,16sleep10-21swapper/107:05:331
888029166,16sleep00-21swapper/007:05:520
139702890,2sleep213967-21execl07:17:122
211262690,5sleep221145-21spawn07:30:122
193362640,6sleep019349-21rm07:38:210
192892640,4sleep20-21swapper/207:36:142
150132640,3sleep115021-21spawn07:29:391
288552620,5sleep128767-21multi.sh07:39:221
139391620,1ptp4l7846-21cut10:45:163
123502620,6sleep0949999cyclictest09:45:330
139122610,5sleep013905-21execl07:16:420
9500995916,11cyclictest25-21ksoftirqd/107:33:521
158412570,3sleep315840-21sh07:36:123
9500995315,9cyclictest25-21ksoftirqd/111:35:281
237962530,2sleep10-21swapper/110:10:251
237962530,2sleep10-21swapper/110:10:251
9500995020,3cyclictest25-21ksoftirqd/108:05:281
9500995019,4cyclictest25-21ksoftirqd/110:40:011
293032500,1sleep20-21swapper/209:15:182
9500994922,4cyclictest25-21ksoftirqd/110:30:271
9500994918,4cyclictest25-21ksoftirqd/111:20:011
9500994911,10cyclictest25-21ksoftirqd/111:05:141
9500994816,4cyclictest25-21ksoftirqd/112:35:221
950099481,3cyclictest121rcu_preempt07:45:001
9500994812,8cyclictest25-21ksoftirqd/112:05:011
139391480,1ptp4l401ktimersoftd/308:25:343
950099476,7cyclictest25-21ksoftirqd/107:20:221
9500994717,8cyclictest25-21ksoftirqd/108:10:211
9500994716,7cyclictest25-21ksoftirqd/107:45:161
950099465,8cyclictest25-21ksoftirqd/112:20:211
9500994633,2cyclictest25-21ksoftirqd/111:20:011
9500994633,2cyclictest25-21ksoftirqd/111:20:001
9500994620,6cyclictest25-21ksoftirqd/112:25:161
9500994620,6cyclictest25-21ksoftirqd/110:55:161
9500994619,3cyclictest25-21ksoftirqd/111:55:251
9500994612,4cyclictest25-21ksoftirqd/111:00:161
9500994611,4cyclictest25-21ksoftirqd/108:30:251
950199458,11cyclictest33-21ksoftirqd/212:00:002
9500994539,3cyclictest26054-21cron09:10:001
9500994513,8cyclictest25-21ksoftirqd/109:30:001
9500994512,8cyclictest25-21ksoftirqd/108:55:171
9500994511,3cyclictest25-21ksoftirqd/110:50:231
9500994511,3cyclictest25-21ksoftirqd/110:40:251
9500994510,4cyclictest25-21ksoftirqd/108:35:131
139391450,1ptp4l401ktimersoftd/311:52:523
950099448,7cyclictest25-21ksoftirqd/110:25:291
950099448,7cyclictest25-21ksoftirqd/108:40:191
9500994431,3cyclictest25-21ksoftirqd/108:05:011
9500994417,7cyclictest25-21ksoftirqd/109:45:001
9500994415,4cyclictest25-21ksoftirqd/109:50:161
9500994415,3cyclictest25-21ksoftirqd/108:25:241
9500994411,4cyclictest25-21ksoftirqd/111:27:381
9500994410,7cyclictest25-21ksoftirqd/108:45:221
9500994410,4cyclictest25-21ksoftirqd/111:10:151
139391440,0ptp4l401ktimersoftd/307:20:203
9501994331,9cyclictest33-21ksoftirqd/209:05:122
950199432,3cyclictest33-21ksoftirqd/210:25:002
9500994314,3cyclictest25-21ksoftirqd/110:03:081
9500994312,7cyclictest25-21ksoftirqd/109:00:291
9500994310,4cyclictest25-21ksoftirqd/111:50:151
950099430,3cyclictest121rcu_preempt09:30:281
139391430,0ptp4l401ktimersoftd/312:35:013
950099429,7cyclictest25-21ksoftirqd/111:40:231
950099426,8cyclictest25-21ksoftirqd/110:45:261
950099424,7cyclictest25-21ksoftirqd/110:20:261
9500994237,3cyclictest29078-21fschecks_count09:15:161
9500994212,7cyclictest25-21ksoftirqd/109:55:301
57898420,9rtkit-daemon0-21swapper/112:33:131
139391420,0ptp4l401ktimersoftd/310:25:263
139391420,0ptp4l401ktimersoftd/309:18:493
139391420,0ptp4l401ktimersoftd/308:55:243
9501994129,9cyclictest33-21ksoftirqd/207:10:262
950099419,6cyclictest25-21ksoftirqd/107:10:271
950099417,8cyclictest25-21ksoftirqd/110:20:011
950099413,12cyclictest25-21ksoftirqd/108:20:251
950099412,2cyclictest763-21cron09:25:011
9500994110,4cyclictest25-21ksoftirqd/108:50:271
9501994028,10cyclictest33-21ksoftirqd/207:20:272
950099407,9cyclictest25-21ksoftirqd/111:45:141
950099403,8cyclictest25-21ksoftirqd/111:33:331
9500994014,6cyclictest25-21ksoftirqd/112:05:131
139391400,1ptp4l401ktimersoftd/309:57:473
950199391,2cyclictest121rcu_preempt08:30:252
950099395,4cyclictest25-21ksoftirqd/109:39:061
58702390,4sleep219495-21spawn07:29:522
139391390,0ptp4l401ktimersoftd/308:35:123
950199385,6cyclictest33-21ksoftirqd/209:10:222
950199385,2cyclictest121rcu_preempt12:15:272
9501993833,3cyclictest33-21ksoftirqd/209:00:002
9501993833,2cyclictest33-21ksoftirqd/212:20:232
9501993824,11cyclictest33-21ksoftirqd/210:55:002
950099385,8cyclictest25-21ksoftirqd/107:50:171
950099382,3cyclictest121rcu_preempt12:15:111
9500993820,6cyclictest25-21ksoftirqd/108:15:141
950099380,3cyclictest121rcu_preempt07:55:201
139391380,0ptp4l401ktimersoftd/307:29:413
9502993731,4cyclictest41-21ksoftirqd/311:03:103
9502993728,8cyclictest41-21ksoftirqd/310:09:103
950199377,3cyclictest33-21ksoftirqd/211:45:242
950199373,3cyclictest33-21ksoftirqd/209:35:272
9501993732,3cyclictest33-21ksoftirqd/212:34:592
9501993732,3cyclictest33-21ksoftirqd/208:10:172
9501993731,3cyclictest33-21ksoftirqd/211:20:002
9501993725,9cyclictest33-21ksoftirqd/208:35:192
9501993719,16cyclictest33-21ksoftirqd/208:55:012
9500993732,3cyclictest25-21ksoftirqd/112:10:231
9500993731,4cyclictest25-21ksoftirqd/109:11:041
57898370,5rtkit-daemon9-21ksoftirqd/012:25:000
139391370,0ptp4l401ktimersoftd/312:10:263
950199366,3cyclictest33-21ksoftirqd/208:25:282
950199365,3cyclictest33-21ksoftirqd/207:40:172
9501993632,2cyclictest33-21ksoftirqd/209:20:272
9501993631,3cyclictest33-21ksoftirqd/209:55:002
9501993631,3cyclictest33-21ksoftirqd/208:45:202
9501993630,4cyclictest33-21ksoftirqd/211:01:202
9501993630,4cyclictest33-21ksoftirqd/210:27:352
9501993630,3cyclictest33-21ksoftirqd/211:00:002
950199361,8cyclictest33-21ksoftirqd/207:50:142
950199361,32cyclictest17858-21cron12:15:012
9500993629,4cyclictest25-21ksoftirqd/109:46:141
950099361,3cyclictest121rcu_preempt10:05:211
139391360,14ptp4l401ktimersoftd/309:40:243
139391360,0ptp4l401ktimersoftd/311:58:383
139391360,0ptp4l401ktimersoftd/311:10:153
139391360,0ptp4l401ktimersoftd/311:05:123
950199357,3cyclictest33-21ksoftirqd/208:05:152
950199354,2cyclictest121rcu_preempt07:55:252
950199353,2cyclictest33-21ksoftirqd/211:25:202
9501993531,3cyclictest33-21ksoftirqd/211:35:202
9501993531,2cyclictest33-21ksoftirqd/209:45:112
9501993530,3cyclictest33-21ksoftirqd/212:05:022
9501993522,4cyclictest33-21ksoftirqd/210:18:192
9502993429,3cyclictest41-21ksoftirqd/311:45:103
9502993429,3cyclictest41-21ksoftirqd/311:30:223
9502993429,3cyclictest41-21ksoftirqd/307:55:483
9502993428,4cyclictest41-21ksoftirqd/311:41:083
950199344,4cyclictest33-21ksoftirqd/210:30:202
950199343,6cyclictest33-21ksoftirqd/209:00:212
950199343,4cyclictest33-21ksoftirqd/211:20:162
950199343,4cyclictest33-21ksoftirqd/211:20:162
9501993431,2cyclictest33-21ksoftirqd/211:55:012
9501993430,2cyclictest33-21ksoftirqd/210:03:152
9501993429,3cyclictest33-21ksoftirqd/212:25:132
9501993429,3cyclictest33-21ksoftirqd/211:33:342
9501993429,3cyclictest33-21ksoftirqd/210:50:012
9501993429,3cyclictest33-21ksoftirqd/208:05:002
9501993428,4cyclictest33-21ksoftirqd/210:37:102
9501993428,4cyclictest33-21ksoftirqd/208:24:582
950199342,6cyclictest33-21ksoftirqd/207:45:142
9501993424,8cyclictest33-21ksoftirqd/210:40:192
950199341,6cyclictest33-21ksoftirqd/209:55:262
9499993429,3cyclictest9-21ksoftirqd/011:26:590
9499993429,3cyclictest9-21ksoftirqd/007:29:360
9499993428,4cyclictest9-21ksoftirqd/012:34:330
9499993428,4cyclictest9-21ksoftirqd/012:02:480
9499993428,4cyclictest9-21ksoftirqd/010:55:410
9499993428,4cyclictest9-21ksoftirqd/010:12:090
9499993428,4cyclictest9-21ksoftirqd/010:12:080
9499993428,4cyclictest9-21ksoftirqd/008:32:440
57898340,2rtkit-daemon0-21swapper/011:15:310
139391340,0ptp4l401ktimersoftd/309:27:333
9502993327,4cyclictest41-21ksoftirqd/312:25:103
9502993327,4cyclictest41-21ksoftirqd/310:18:383
9502993327,4cyclictest41-21ksoftirqd/309:35:053
950199334,3cyclictest121rcu_preempt10:05:192
9501993328,3cyclictest33-21ksoftirqd/212:35:282
9501993328,3cyclictest33-21ksoftirqd/210:10:152
9501993328,3cyclictest33-21ksoftirqd/210:10:152
9501993328,3cyclictest33-21ksoftirqd/208:45:002
9501993328,3cyclictest33-21ksoftirqd/208:15:142
9501993327,4cyclictest33-21ksoftirqd/212:00:062
950199331,4cyclictest33-21ksoftirqd/211:05:242
9499993328,3cyclictest9-21ksoftirqd/012:05:110
9499993327,4cyclictest9-21ksoftirqd/011:45:040
9499993327,4cyclictest9-21ksoftirqd/008:50:050
57898330,2rtkit-daemon0-21swapper/009:09:330
9502993227,3cyclictest41-21ksoftirqd/311:27:243
9502993227,3cyclictest41-21ksoftirqd/309:02:073
9502993226,4cyclictest41-21ksoftirqd/309:31:323
9502993226,4cyclictest41-21ksoftirqd/308:14:463
9502993226,4cyclictest41-21ksoftirqd/307:51:553
9501993227,3cyclictest33-21ksoftirqd/211:45:012
9501993227,3cyclictest33-21ksoftirqd/209:40:132
9501993226,4cyclictest33-21ksoftirqd/211:11:122
9501993226,4cyclictest33-21ksoftirqd/209:25:332
9499993228,3cyclictest9-21ksoftirqd/010:29:150
9499993227,3cyclictest9-21ksoftirqd/011:55:220
9499993227,3cyclictest9-21ksoftirqd/011:40:120
9499993227,3cyclictest9-21ksoftirqd/010:17:300
9499993226,4cyclictest9-21ksoftirqd/010:44:180
9499993226,4cyclictest9-21ksoftirqd/009:57:080
9499993226,4cyclictest9-21ksoftirqd/008:08:290
9499993226,4cyclictest9-21ksoftirqd/007:43:220
9499993226,4cyclictest9-21ksoftirqd/007:21:330
139391320,10ptp4l401ktimersoftd/311:21:003
139391320,10ptp4l401ktimersoftd/311:21:003
139391320,0ptp4l401ktimersoftd/310:50:113
139391320,0ptp4l401ktimersoftd/309:49:533
9502993126,3cyclictest41-21ksoftirqd/307:44:503
9502993126,3cyclictest41-21ksoftirqd/307:12:173
9502993126,3cyclictest12908-21cron12:05:013
9502993125,4cyclictest41-21ksoftirqd/309:53:263
9502993125,4cyclictest41-21ksoftirqd/309:07:133
9502993125,4cyclictest41-21ksoftirqd/308:31:433
9499993126,3cyclictest9-21ksoftirqd/012:18:590
9499993125,4cyclictest9-21ksoftirqd/012:38:060
9499993125,4cyclictest9-21ksoftirqd/011:09:120
9499993125,4cyclictest9-21ksoftirqd/010:54:250
9499993125,4cyclictest9-21ksoftirqd/009:22:550
9499993125,4cyclictest9-21ksoftirqd/009:04:530
9499993124,4cyclictest9-21ksoftirqd/012:11:390
139391310,9ptp4l401ktimersoftd/310:23:063
9502993025,3cyclictest41-21ksoftirqd/308:45:273
9502993025,3cyclictest41-21ksoftirqd/307:49:063
9502993024,4cyclictest41-21ksoftirqd/308:06:033
950199301,3cyclictest121rcu_preempt09:30:152
9499993025,3cyclictest9-21ksoftirqd/009:33:090
9499993024,4cyclictest9-21ksoftirqd/011:00:430
9499993024,4cyclictest9-21ksoftirqd/010:49:480
9499993024,4cyclictest9-21ksoftirqd/010:35:310
9499993024,4cyclictest9-21ksoftirqd/009:40:320
9499993024,4cyclictest9-21ksoftirqd/008:38:420
9499993024,4cyclictest9-21ksoftirqd/008:30:000
9499993024,4cyclictest9-21ksoftirqd/007:50:160
139391300,0ptp4l401ktimersoftd/310:58:053
139391300,0ptp4l401ktimersoftd/310:30:063
9502992925,3cyclictest41-21ksoftirqd/310:10:333
9502992925,3cyclictest41-21ksoftirqd/310:10:333
9502992925,3cyclictest41-21ksoftirqd/308:03:343
9502992924,3cyclictest41-21ksoftirqd/309:22:053
9499992924,3cyclictest9-21ksoftirqd/007:10:180
9499992923,4cyclictest9-21ksoftirqd/011:36:450
9499992923,4cyclictest9-21ksoftirqd/009:36:590
139391290,0ptp4l401ktimersoftd/312:18:383
9502992823,3cyclictest41-21ksoftirqd/312:20:103
9502992822,4cyclictest41-21ksoftirqd/308:53:213
9499992824,3cyclictest9-21ksoftirqd/011:21:100
9499992824,3cyclictest9-21ksoftirqd/011:21:100
9499992824,3cyclictest9-21ksoftirqd/009:14:330
9499992823,3cyclictest9-21ksoftirqd/012:27:120
9499992823,3cyclictest9-21ksoftirqd/010:32:030
9499992823,3cyclictest9-21ksoftirqd/010:06:590
9499992823,3cyclictest9-21ksoftirqd/008:12:420
9499992822,4cyclictest9-21ksoftirqd/011:12:420
9499992822,4cyclictest9-21ksoftirqd/008:01:430
9499992822,4cyclictest9-21ksoftirqd/007:59:590
139391280,0ptp4l401ktimersoftd/310:00:203
9502992722,3cyclictest41-21ksoftirqd/311:17:203
9502992722,3cyclictest41-21ksoftirqd/308:17:333
9499992722,3cyclictest9-21ksoftirqd/011:54:140
9499992722,3cyclictest9-21ksoftirqd/010:22:510
9499992722,3cyclictest9-21ksoftirqd/007:45:550
9499992721,4cyclictest9-21ksoftirqd/009:50:120
9499992721,4cyclictest9-21ksoftirqd/008:18:290
57898270,1rtkit-daemon0-21swapper/011:31:210
9502992621,3cyclictest41-21ksoftirqd/309:14:013
9502992620,4cyclictest41-21ksoftirqd/308:22:483
9499992621,3cyclictest9-21ksoftirqd/009:26:100
9499992620,4cyclictest9-21ksoftirqd/008:46:000
139391260,0ptp4l401ktimersoftd/312:30:133
9499992520,3cyclictest9-21ksoftirqd/008:59:560
139391250,0ptp4l401ktimersoftd/310:45:003
9502992418,4cyclictest41-21ksoftirqd/311:38:043
9499992419,3cyclictest9-21ksoftirqd/010:01:300
9499992419,3cyclictest9-21ksoftirqd/008:20:120
9499992218,3cyclictest9-21ksoftirqd/009:15:190
9499991713,2cyclictest12318-21hddtemp_smartct08:40:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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