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2025-11-21 - 07:55
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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 Fri Nov 21, 2025 00:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
137191228164,52phc2sys0-21swapper/319:06:593
325032202169,22sleep20-21swapper/219:06:012
325362201168,22sleep00-21swapper/019:06:270
325322201168,22sleep10-21swapper/119:06:241
1561821760,6sleep392699cyclictest23:00:133
2932521580,6sleep292499cyclictest23:25:282
3090621350,5sleep392699cyclictest21:15:273
2180721240,2sleep10-21swapper/122:05:151
621621180,3sleep30-21swapper/319:20:143
924997412,25cyclictest25076-21sed00:25:192
136991700,1ptp4l401ktimersoftd/321:30:493
92499612,57cyclictest21326-21kworker/2:020:29:472
136991550,1ptp4l401ktimersoftd/322:05:233
112222550,5sleep311225-21fschecks_count19:30:173
92199522,31cyclictest9934-21kworker/1:022:50:281
136991520,1ptp4l391rcuc/320:48:263
924994832,13cyclictest12918-21cron19:35:002
92199482,45cyclictest4363-21kworker/1:021:10:271
92199458,36cyclictest31172-21kworker/1:122:00:271
136991440,0ptp4l401ktimersoftd/319:10:223
921994316,25cyclictest0-21swapper/122:10:281
136991430,0ptp4l401ktimersoftd/323:55:103
92199424,17cyclictest4363-21kworker/1:020:40:111
92199424,17cyclictest4363-21kworker/1:020:40:111
136991420,0ptp4l401ktimersoftd/323:10:163
92499412,37cyclictest29081-21kworker/2:219:20:112
92199413,36cyclictest31172-21kworker/1:121:50:241
92199413,36cyclictest31172-21kworker/1:121:46:191
136991410,0ptp4l401ktimersoftd/322:59:553
136991410,0ptp4l401ktimersoftd/322:02:573
92499408,30cyclictest6283-21kworker/2:223:16:562
92499402,36cyclictest6283-21kworker/2:223:09:282
92199403,18cyclictest9934-21kworker/1:022:59:271
92199401,37cyclictest4363-21kworker/1:020:37:221
136991400,0ptp4l401ktimersoftd/319:37:363
926993933,3cyclictest18879-21sh20:55:003
92499397,31cyclictest29081-21kworker/2:219:42:152
92499392,36cyclictest6283-21kworker/2:223:37:282
92499392,36cyclictest6283-21kworker/2:223:30:522
92499392,35cyclictest12596-21kworker/2:200:12:112
92499392,35cyclictest12596-21kworker/2:200:12:112
92499391,37cyclictest29081-21kworker/2:219:36:032
92199394,34cyclictest31172-21kworker/1:121:57:121
92199393,35cyclictest9934-21kworker/1:023:56:271
92199393,35cyclictest31172-21kworker/1:122:21:361
92199392,36cyclictest31172-21kworker/1:121:22:471
921993910,28cyclictest4363-21kworker/1:021:05:271
236882390,9sleep092099cyclictest19:55:210
92499387,30cyclictest6283-21kworker/2:223:22:522
92499387,30cyclictest21326-21kworker/2:020:12:302
92499382,35cyclictest12596-21kworker/2:200:09:232
92499380,37cyclictest6283-21kworker/2:223:02:522
92499380,37cyclictest21326-21kworker/2:020:23:592
92499377,29cyclictest29081-21kworker/2:219:11:222
92499376,30cyclictest29081-21kworker/2:219:29:032
92499375,11cyclictest29081-21kworker/2:219:50:032
924993731,4cyclictest33-21ksoftirqd/221:23:532
92499372,33cyclictest12596-21kworker/2:200:24:242
92499372,15cyclictest21326-21kworker/2:020:00:192
92199377,29cyclictest31172-21kworker/1:122:15:401
92199372,34cyclictest31172-21kworker/1:121:19:111
92199372,17cyclictest4363-21kworker/1:020:47:391
136991370,0ptp4l401ktimersoftd/322:45:293
136991370,0ptp4l401ktimersoftd/300:35:143
92499367,28cyclictest6283-21kworker/2:223:41:082
92499365,30cyclictest12596-21kworker/2:200:39:512
92499365,29cyclictest6283-21kworker/2:223:13:042
92499365,29cyclictest29081-21kworker/2:219:45:112
924993630,4cyclictest33-21ksoftirqd/220:52:072
924993612,21cyclictest5810-21sed23:45:192
92199366,28cyclictest31172-21kworker/1:122:27:071
92199366,28cyclictest31172-21kworker/1:122:27:071
920993629,5cyclictest9-21ksoftirqd/020:11:420
136991360,1ptp4l401ktimersoftd/321:48:433
926993530,3cyclictest41-21ksoftirqd/323:30:263
926993529,3cyclictest41-21ksoftirqd/319:29:593
92499354,29cyclictest21326-21kworker/2:020:05:112
924993530,3cyclictest33-21ksoftirqd/221:30:142
924993530,3cyclictest33-21ksoftirqd/221:00:542
924993529,4cyclictest33-21ksoftirqd/222:30:522
924993512,20cyclictest27811-21grep22:15:282
921993529,4cyclictest25-21ksoftirqd/120:01:081
92199350,34cyclictest31172-21kworker/1:122:41:001
920993529,4cyclictest9-21ksoftirqd/019:51:480
92099350,2cyclictest121rcu_preempt21:27:250
136991350,13ptp4l401ktimersoftd/320:05:003
136991350,0ptp4l401ktimersoftd/322:50:283
136991350,0ptp4l401ktimersoftd/322:13:273
926993428,4cyclictest41-21ksoftirqd/322:32:223
926993428,4cyclictest41-21ksoftirqd/320:22:363
926993428,4cyclictest41-21ksoftirqd/300:27:063
926993428,4cyclictest41-21ksoftirqd/300:17:393
926993428,4cyclictest41-21ksoftirqd/300:11:433
926993428,4cyclictest41-21ksoftirqd/300:11:423
926993428,3cyclictest41-21ksoftirqd/322:44:553
92499344,28cyclictest29081-21kworker/2:219:16:472
924993429,3cyclictest33-21ksoftirqd/222:41:042
924993428,4cyclictest33-21ksoftirqd/222:38:212
924993428,4cyclictest33-21ksoftirqd/200:02:192
924993427,4cyclictest33-21ksoftirqd/222:50:052
92499342,30cyclictest21326-21kworker/2:019:59:472
92499341,30cyclictest31626-21cat21:20:002
92499340,32cyclictest12596-21kworker/2:200:16:122
92199344,29cyclictest4363-21kworker/1:020:56:031
92199343,30cyclictest4363-21kworker/1:021:00:221
921993429,3cyclictest25-21ksoftirqd/123:50:121
921993429,3cyclictest25-21ksoftirqd/123:22:531
921993428,4cyclictest25-21ksoftirqd/120:05:571
920993428,4cyclictest9-21ksoftirqd/022:58:460
920993428,4cyclictest9-21ksoftirqd/021:31:090
920993428,4cyclictest9-21ksoftirqd/000:33:070
920993428,3cyclictest9-21ksoftirqd/022:50:190
920993427,4cyclictest9-21ksoftirqd/023:43:310
920993427,4cyclictest9-21ksoftirqd/000:16:450
136991340,0ptp4l401ktimersoftd/321:00:143
926993328,3cyclictest41-21ksoftirqd/323:51:053
926993328,3cyclictest41-21ksoftirqd/323:28:093
926993327,4cyclictest41-21ksoftirqd/323:49:273
926993327,4cyclictest41-21ksoftirqd/321:39:263
926993327,4cyclictest41-21ksoftirqd/319:58:373
92499336,26cyclictest23881-21kworker/2:221:05:512
924993328,3cyclictest33-21ksoftirqd/222:12:042
924993328,3cyclictest33-21ksoftirqd/220:16:512
924993327,4cyclictest33-21ksoftirqd/200:34:352
924993326,4cyclictest33-21ksoftirqd/221:25:572
921993328,3cyclictest25-21ksoftirqd/121:30:071
921993328,3cyclictest25-21ksoftirqd/119:11:161
921993327,4cyclictest25-21ksoftirqd/100:10:561
921993327,4cyclictest25-21ksoftirqd/100:10:551
921993327,3cyclictest25-21ksoftirqd/100:34:181
92199332,30cyclictest31172-21kworker/1:122:34:431
920993328,3cyclictest9-21ksoftirqd/021:37:030
920993327,4cyclictest9-21ksoftirqd/022:31:340
920993327,4cyclictest9-21ksoftirqd/022:09:120
920993327,4cyclictest9-21ksoftirqd/021:18:440
920993327,4cyclictest9-21ksoftirqd/020:22:290
920993327,4cyclictest9-21ksoftirqd/019:26:320
920993327,4cyclictest9-21ksoftirqd/000:00:130
136991330,0ptp4l401ktimersoftd/319:50:253
926993226,4cyclictest41-21ksoftirqd/323:19:183
926993226,4cyclictest41-21ksoftirqd/323:06:393
926993226,4cyclictest41-21ksoftirqd/322:29:003
926993226,4cyclictest41-21ksoftirqd/322:29:003
926993226,4cyclictest41-21ksoftirqd/321:44:403
926993226,4cyclictest41-21ksoftirqd/319:42:483
926993226,4cyclictest41-21ksoftirqd/300:21:083
926993226,3cyclictest41-21ksoftirqd/322:38:363
924993226,4cyclictest33-21ksoftirqd/221:54:502
924993226,4cyclictest33-21ksoftirqd/221:48:312
924993226,4cyclictest33-21ksoftirqd/220:55:382
924993225,4cyclictest33-21ksoftirqd/220:35:022
924993210,20cyclictest28276-21mailstats21:10:232
921993227,3cyclictest25-21ksoftirqd/120:22:571
921993226,4cyclictest25-21ksoftirqd/123:44:581
921993226,4cyclictest25-21ksoftirqd/123:11:421
921993226,4cyclictest25-21ksoftirqd/123:05:121
921993226,4cyclictest25-21ksoftirqd/119:45:351
921993226,4cyclictest25-21ksoftirqd/119:31:551
921993226,4cyclictest25-21ksoftirqd/100:37:321
921993226,4cyclictest25-21ksoftirqd/100:15:331
920993227,3cyclictest9-21ksoftirqd/023:06:570
920993227,3cyclictest9-21ksoftirqd/000:25:190
920993227,3cyclictest9-21ksoftirqd/000:00:010
920993226,4cyclictest9-21ksoftirqd/021:41:550
920993226,4cyclictest9-21ksoftirqd/020:31:270
920993226,4cyclictest9-21ksoftirqd/019:11:560
926993125,4cyclictest41-21ksoftirqd/320:56:373
926993125,4cyclictest41-21ksoftirqd/320:34:383
926993125,4cyclictest41-21ksoftirqd/319:48:583
924993125,4cyclictest33-21ksoftirqd/223:51:482
924993125,4cyclictest33-21ksoftirqd/220:43:372
924993125,4cyclictest33-21ksoftirqd/220:43:362
924993111,18cyclictest16630-21/usr/sbin/munin21:55:172
92199314,26cyclictest4363-21kworker/1:020:50:551
921993126,3cyclictest25-21ksoftirqd/123:38:331
921993126,3cyclictest25-21ksoftirqd/119:27:211
921993126,3cyclictest25-21ksoftirqd/119:24:201
921993126,3cyclictest25-21ksoftirqd/100:29:091
921993125,4cyclictest25-21ksoftirqd/120:33:361
921993125,4cyclictest25-21ksoftirqd/119:38:211
921993124,4cyclictest25-21ksoftirqd/123:49:211
921993114,3cyclictest28187-21if_err_enp1s023:25:171
920993126,3cyclictest9-21ksoftirqd/022:17:330
920993126,3cyclictest9-21ksoftirqd/019:32:020
920993126,3cyclictest14029-21dump-pmu-power21:49:590
920993125,4cyclictest9-21ksoftirqd/023:22:410
920993125,4cyclictest9-21ksoftirqd/022:24:030
920993125,4cyclictest9-21ksoftirqd/022:12:080
920993124,4cyclictest9-21ksoftirqd/020:55:140
920993124,4cyclictest9-21ksoftirqd/020:54:590
136991310,0ptp4l401ktimersoftd/322:20:463
136991310,0ptp4l401ktimersoftd/321:10:153
136991310,0ptp4l401ktimersoftd/320:15:173
926993024,4cyclictest41-21ksoftirqd/323:40:373
926993024,4cyclictest41-21ksoftirqd/323:21:593
926993024,4cyclictest41-21ksoftirqd/321:54:233
926993023,4cyclictest41-21ksoftirqd/320:05:033
926993019,8cyclictest41-21ksoftirqd/300:07:253
92499309,18cyclictest9133-21sed21:40:002
924993024,4cyclictest33-21ksoftirqd/223:55:452
924993024,4cyclictest33-21ksoftirqd/222:27:352
924993024,4cyclictest33-21ksoftirqd/222:27:352
924993024,4cyclictest33-21ksoftirqd/222:24:422
924993024,4cyclictest33-21ksoftirqd/222:08:502
92199303,26cyclictest31172-21kworker/1:122:37:361
921993025,3cyclictest25-21ksoftirqd/123:32:181
921993025,3cyclictest25-21ksoftirqd/100:24:421
921993025,3cyclictest25-21ksoftirqd/100:05:391
921993024,4cyclictest25-21ksoftirqd/122:46:481
921993024,4cyclictest25-21ksoftirqd/120:28:481
920993026,3cyclictest9-21ksoftirqd/023:15:190
920993024,4cyclictest9-21ksoftirqd/021:55:120
920993024,4cyclictest9-21ksoftirqd/020:29:110
920993024,4cyclictest9-21ksoftirqd/020:17:500
920993024,4cyclictest9-21ksoftirqd/000:10:340
920993024,4cyclictest9-21ksoftirqd/000:10:340
920993024,3cyclictest9-21ksoftirqd/019:24:480
136991300,8ptp4l401ktimersoftd/300:33:213
926992924,3cyclictest41-21ksoftirqd/320:41:483
926992924,3cyclictest41-21ksoftirqd/320:41:483
926992923,4cyclictest41-21ksoftirqd/320:29:413
926992922,5cyclictest41-21ksoftirqd/321:05:043
92499299,17cyclictest11681-21latency_hist21:44:592
924992923,4cyclictest33-21ksoftirqd/222:56:082
924992912,15cyclictest14671-21sh20:45:162
921992924,3cyclictest25-21ksoftirqd/100:03:121
921992923,4cyclictest25-21ksoftirqd/121:28:361
921992923,4cyclictest25-21ksoftirqd/120:14:351
920992924,3cyclictest9-21ksoftirqd/023:31:000
920992924,3cyclictest9-21ksoftirqd/023:03:280
920992924,3cyclictest9-21ksoftirqd/021:20:170
920992924,3cyclictest9-21ksoftirqd/019:47:090
920992924,3cyclictest9-21ksoftirqd/000:21:510
920992923,4cyclictest9-21ksoftirqd/022:42:570
136991290,0ptp4l401ktimersoftd/322:15:153
136991290,0ptp4l401ktimersoftd/321:55:263
136991290,0ptp4l401ktimersoftd/321:25:383
136991290,0ptp4l401ktimersoftd/300:01:473
926992822,4cyclictest41-21ksoftirqd/321:24:143
926992822,4cyclictest41-21ksoftirqd/320:13:493
92499288,17cyclictest20737-21unixbench_singl22:00:282
924992823,3cyclictest33-21ksoftirqd/220:32:142
921992823,3cyclictest25-21ksoftirqd/120:19:561
921992823,3cyclictest25-21ksoftirqd/119:51:201
921992822,4cyclictest25-21ksoftirqd/123:01:591
921992822,4cyclictest25-21ksoftirqd/119:55:451
920992823,3cyclictest9-21ksoftirqd/023:11:260
920992823,3cyclictest9-21ksoftirqd/021:05:120
920992823,3cyclictest9-21ksoftirqd/020:06:040
920992822,4cyclictest9-21ksoftirqd/021:00:080
920992822,4cyclictest9-21ksoftirqd/019:43:240
920992822,3cyclictest9-21ksoftirqd/000:36:380
136991280,0ptp4l401ktimersoftd/323:35:143
92499275,3cyclictest8181-21cpu22:45:132
920992723,3cyclictest9-21ksoftirqd/023:40:000
920992722,3cyclictest9-21ksoftirqd/020:03:510
920992722,3cyclictest9-21ksoftirqd/019:15:170
920992721,4cyclictest9-21ksoftirqd/023:54:310
920992721,4cyclictest9-21ksoftirqd/022:02:370
926992621,3cyclictest41-21ksoftirqd/320:35:113
92199262,13cyclictest31172-21kworker/1:121:43:151
921992621,3cyclictest25-21ksoftirqd/121:35:401
920992621,3cyclictest9-21ksoftirqd/020:35:490
920992621,3cyclictest9-21ksoftirqd/019:39:550
920992620,4cyclictest9-21ksoftirqd/022:26:130
920992620,4cyclictest9-21ksoftirqd/022:26:130
920992620,4cyclictest9-21ksoftirqd/020:46:230
921992520,3cyclictest25-21ksoftirqd/123:15:101
921992520,3cyclictest25-21ksoftirqd/119:16:351
920992520,3cyclictest9-21ksoftirqd/022:48:530
920992520,3cyclictest9-21ksoftirqd/022:40:000
920992520,3cyclictest9-21ksoftirqd/000:09:300
920992519,4cyclictest9-21ksoftirqd/023:49:530
926992419,3cyclictest41-21ksoftirqd/319:15:013
920992420,3cyclictest9-21ksoftirqd/020:40:210
920992420,3cyclictest9-21ksoftirqd/020:40:210
920992419,3cyclictest9-21ksoftirqd/021:10:340
920992318,3cyclictest9-21ksoftirqd/023:25:480
921991914,3cyclictest25-21ksoftirqd/119:41:171
920991915,2cyclictest14774-21hddtemp_smartct21:50:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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