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2025-11-15 - 11:37
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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 all highest latencies:
System rackdslot4.osadl.org (updated Sat Nov 15, 2025 00:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
427791205171,22phc2sys0-21swapper/319:08:403
325062202167,23sleep20-21swapper/219:08:022
324772201166,23sleep00-21swapper/019:07:390
324232201167,22sleep10-21swapper/119:06:561
462421660,3sleep350999cyclictest19:15:253
3266028561,16sleep00-21swapper/019:10:000
153192650,2sleep015322-21unixbench_singl23:55:270
50699599,48cyclictest9-21ksoftirqd/023:05:000
307032540,3sleep00-21swapper/000:28:330
427291530,0ptp4l401ktimersoftd/323:57:263
65032480,2sleep20-21swapper/219:20:212
427291480,0ptp4l401ktimersoftd/320:58:193
508994641,3cyclictest30268-21sh21:15:002
508994626,6cyclictest33-21ksoftirqd/221:45:132
508994621,17cyclictest33-21ksoftirqd/222:30:292
145632460,2sleep20-21swapper/219:35:252
508994338,3cyclictest33-21ksoftirqd/200:20:002
508994332,9cyclictest33-21ksoftirqd/219:30:442
508994332,9cyclictest33-21ksoftirqd/219:30:442
427291430,0ptp4l401ktimersoftd/321:54:303
427291430,0ptp4l401ktimersoftd/321:06:353
427291430,0ptp4l401ktimersoftd/320:14:433
427291430,0ptp4l401ktimersoftd/300:30:183
508994229,11cyclictest33-21ksoftirqd/219:45:002
508994216,18cyclictest33-21ksoftirqd/220:30:272
4277914232,4phc2sys0-21swapper/319:10:013
509994134,4cyclictest41-21ksoftirqd/322:57:053
509994134,4cyclictest41-21ksoftirqd/322:18:353
509994134,4cyclictest41-21ksoftirqd/321:26:593
50799415,3cyclictest121rcu_preempt22:05:001
507994137,2cyclictest25-21ksoftirqd/100:40:001
506994125,7cyclictest9-21ksoftirqd/020:45:200
36998410,2rtkit-daemon368-21rtkit-daemon23:10:212
509994034,4cyclictest41-21ksoftirqd/323:14:183
509994034,4cyclictest41-21ksoftirqd/322:42:573
509994034,4cyclictest41-21ksoftirqd/319:43:523
509994033,4cyclictest41-21ksoftirqd/322:02:253
509994033,4cyclictest41-21ksoftirqd/320:25:593
509994033,4cyclictest41-21ksoftirqd/319:51:083
508994033,4cyclictest33-21ksoftirqd/219:45:402
506994035,3cyclictest9-21ksoftirqd/022:40:020
506994034,3cyclictest9-21ksoftirqd/020:30:190
509993934,3cyclictest41-21ksoftirqd/319:48:233
509993934,3cyclictest15280-21latency_hist21:50:003
509993933,4cyclictest41-21ksoftirqd/323:02:353
509993933,4cyclictest41-21ksoftirqd/322:10:523
509993933,4cyclictest41-21ksoftirqd/300:11:513
509993932,5cyclictest41-21ksoftirqd/300:18:333
509993932,4cyclictest41-21ksoftirqd/320:38:413
508993917,11cyclictest33-21ksoftirqd/223:15:262
507993934,3cyclictest25-21ksoftirqd/120:20:001
507993934,3cyclictest25-21ksoftirqd/119:55:201
507993933,4cyclictest25-21ksoftirqd/123:29:371
507993933,4cyclictest25-21ksoftirqd/121:53:371
507993933,4cyclictest25-21ksoftirqd/119:50:141
507993933,4cyclictest25-21ksoftirqd/100:15:551
507993933,4cyclictest25-21ksoftirqd/100:05:351
507993932,4cyclictest25-21ksoftirqd/119:39:171
507993924,5cyclictest25-21ksoftirqd/122:29:231
506993933,4cyclictest9-21ksoftirqd/000:16:300
506993932,4cyclictest9-21ksoftirqd/021:30:410
509993833,3cyclictest41-21ksoftirqd/320:53:253
509993832,4cyclictest41-21ksoftirqd/323:22:203
509993832,4cyclictest41-21ksoftirqd/321:41:403
509993832,4cyclictest41-21ksoftirqd/320:01:423
509993832,4cyclictest41-21ksoftirqd/320:01:423
509993831,4cyclictest41-21ksoftirqd/321:39:073
508993833,3cyclictest33-21ksoftirqd/222:20:002
508993833,3cyclictest33-21ksoftirqd/221:20:012
508993832,4cyclictest33-21ksoftirqd/221:01:382
508993832,3cyclictest33-21ksoftirqd/222:20:262
508993831,5cyclictest33-21ksoftirqd/223:46:552
508993825,11cyclictest33-21ksoftirqd/223:35:012
507993832,4cyclictest25-21ksoftirqd/121:36:521
507993832,4cyclictest25-21ksoftirqd/121:33:191
507993832,3cyclictest25-21ksoftirqd/121:15:001
507993831,4cyclictest25-21ksoftirqd/121:28:091
507993831,4cyclictest25-21ksoftirqd/120:32:011
506993833,3cyclictest9-21ksoftirqd/023:05:280
506993833,3cyclictest9-21ksoftirqd/022:20:000
506993833,3cyclictest9-21ksoftirqd/021:40:000
506993833,3cyclictest9-21ksoftirqd/021:00:000
506993833,3cyclictest9-21ksoftirqd/020:30:000
506993833,3cyclictest9-21ksoftirqd/020:00:000
506993832,4cyclictest9-21ksoftirqd/022:27:050
509993732,3cyclictest41-21ksoftirqd/322:52:003
509993732,3cyclictest41-21ksoftirqd/320:49:083
509993732,3cyclictest41-21ksoftirqd/319:23:193
509993731,4cyclictest41-21ksoftirqd/321:02:113
509993730,4cyclictest41-21ksoftirqd/319:33:333
509993730,4cyclictest41-21ksoftirqd/319:33:333
508993732,3cyclictest33-21ksoftirqd/223:45:012
508993731,4cyclictest33-21ksoftirqd/220:40:452
508993731,4cyclictest33-21ksoftirqd/220:40:452
508993731,4cyclictest33-21ksoftirqd/219:57:482
508993731,4cyclictest33-21ksoftirqd/200:21:292
508993726,9cyclictest33-21ksoftirqd/222:50:282
508993719,10cyclictest33-21ksoftirqd/222:00:052
507993732,3cyclictest25-21ksoftirqd/123:15:141
507993732,3cyclictest25-21ksoftirqd/122:19:561
507993732,3cyclictest25-21ksoftirqd/119:45:231
507993731,4cyclictest25-21ksoftirqd/119:27:581
507993731,4cyclictest25-21ksoftirqd/119:21:331
507993731,3cyclictest25-21ksoftirqd/121:55:191
507993730,5cyclictest25-21ksoftirqd/100:26:411
507993730,4cyclictest25-21ksoftirqd/122:40:461
506993732,3cyclictest9-21ksoftirqd/022:05:010
506993732,3cyclictest9-21ksoftirqd/020:35:150
36998370,7rtkit-daemon0-21swapper/220:46:112
509993631,3cyclictest41-21ksoftirqd/321:23:393
509993631,3cyclictest41-21ksoftirqd/320:23:333
509993630,4cyclictest41-21ksoftirqd/323:28:223
509993630,4cyclictest41-21ksoftirqd/322:29:533
509993629,4cyclictest41-21ksoftirqd/300:35:023
50999362,2cyclictest121rcu_preempt00:00:153
50999362,2cyclictest121rcu_preempt00:00:153
508993631,3cyclictest33-21ksoftirqd/220:40:002
508993631,3cyclictest33-21ksoftirqd/220:13:012
508993631,3cyclictest33-21ksoftirqd/200:30:142
508993630,4cyclictest33-21ksoftirqd/223:00:452
508993630,4cyclictest33-21ksoftirqd/221:57:362
508993630,4cyclictest33-21ksoftirqd/221:21:362
508993630,4cyclictest33-21ksoftirqd/219:10:382
508993630,4cyclictest33-21ksoftirqd/200:09:222
508993629,4cyclictest33-21ksoftirqd/220:58:412
507993630,4cyclictest25-21ksoftirqd/123:47:021
507993630,4cyclictest25-21ksoftirqd/123:32:341
507993630,3cyclictest25-21ksoftirqd/100:05:011
507993629,4cyclictest25-21ksoftirqd/122:07:291
507993629,4cyclictest25-21ksoftirqd/120:57:411
507993629,4cyclictest25-21ksoftirqd/120:45:081
507993629,4cyclictest25-21ksoftirqd/120:38:021
507993629,4cyclictest25-21ksoftirqd/119:14:551
506993631,3cyclictest9-21ksoftirqd/022:30:140
506993631,3cyclictest9-21ksoftirqd/022:12:070
506993631,3cyclictest9-21ksoftirqd/021:50:000
506993630,4cyclictest9-21ksoftirqd/021:28:200
506993630,3cyclictest9-21ksoftirqd/021:20:390
36998360,10rtkit-daemon0-21swapper/200:10:322
509993530,3cyclictest41-21ksoftirqd/323:09:413
509993529,4cyclictest41-21ksoftirqd/322:06:343
509993529,4cyclictest41-21ksoftirqd/320:05:433
509993528,4cyclictest41-21ksoftirqd/300:27:433
508993531,3cyclictest33-21ksoftirqd/221:50:192
508993530,3cyclictest33-21ksoftirqd/222:45:142
508993530,3cyclictest33-21ksoftirqd/221:40:192
508993530,3cyclictest33-21ksoftirqd/221:05:432
508993530,3cyclictest33-21ksoftirqd/220:20:132
508993530,3cyclictest33-21ksoftirqd/219:27:042
508993529,4cyclictest33-21ksoftirqd/223:54:292
508993529,4cyclictest33-21ksoftirqd/223:08:042
508993529,4cyclictest33-21ksoftirqd/200:25:582
508993529,3cyclictest33-21ksoftirqd/219:54:142
508993528,4cyclictest33-21ksoftirqd/221:25:052
508993528,4cyclictest33-21ksoftirqd/220:18:582
508993525,9cyclictest33-21ksoftirqd/220:05:252
507993530,3cyclictest25-21ksoftirqd/123:35:221
507993530,3cyclictest25-21ksoftirqd/123:00:201
507993530,3cyclictest25-21ksoftirqd/121:45:201
507993529,4cyclictest25-21ksoftirqd/120:24:471
507993529,4cyclictest25-21ksoftirqd/119:33:031
507993529,4cyclictest25-21ksoftirqd/119:33:031
507993529,3cyclictest25-21ksoftirqd/121:05:221
507993529,3cyclictest25-21ksoftirqd/119:40:311
507993529,3cyclictest25-21ksoftirqd/100:01:531
507993528,4cyclictest25-21ksoftirqd/123:08:111
507993528,4cyclictest25-21ksoftirqd/100:11:241
506993531,3cyclictest9-21ksoftirqd/020:40:200
506993531,3cyclictest9-21ksoftirqd/020:40:190
506993531,2cyclictest111rcuc/019:45:160
506993530,3cyclictest9-21ksoftirqd/023:35:460
506993530,3cyclictest9-21ksoftirqd/023:26:030
506993530,3cyclictest9-21ksoftirqd/021:13:480
506993530,3cyclictest9-21ksoftirqd/019:21:030
506993530,3cyclictest9-21ksoftirqd/000:10:190
506993529,4cyclictest9-21ksoftirqd/023:44:440
506993529,4cyclictest9-21ksoftirqd/020:01:590
506993529,4cyclictest9-21ksoftirqd/020:01:590
506993529,3cyclictest9-21ksoftirqd/020:20:110
506993528,4cyclictest9-21ksoftirqd/022:53:450
506993528,4cyclictest9-21ksoftirqd/000:25:000
506993528,3cyclictest9-21ksoftirqd/021:50:140
427291350,0ptp4l401ktimersoftd/320:30:223
509993428,4cyclictest41-21ksoftirqd/323:53:493
509993427,4cyclictest41-21ksoftirqd/323:41:103
509993427,4cyclictest41-21ksoftirqd/321:32:283
509993427,4cyclictest41-21ksoftirqd/319:55:273
509993427,4cyclictest41-21ksoftirqd/319:35:103
508993429,3cyclictest33-21ksoftirqd/200:00:182
508993429,3cyclictest33-21ksoftirqd/200:00:182
508993428,4cyclictest33-21ksoftirqd/223:56:502
508993428,4cyclictest33-21ksoftirqd/222:38:472
508993428,4cyclictest33-21ksoftirqd/220:26:562
508993428,3cyclictest33-21ksoftirqd/223:25:002
508993427,4cyclictest33-21ksoftirqd/221:39:212
508993415,10cyclictest33-21ksoftirqd/223:25:152
507993429,3cyclictest25-21ksoftirqd/121:45:011
507993428,4cyclictest25-21ksoftirqd/123:53:071
507993428,4cyclictest25-21ksoftirqd/122:56:271
507993428,3cyclictest25-21ksoftirqd/122:50:191
507993427,5cyclictest25-21ksoftirqd/121:04:141
507993427,4cyclictest25-21ksoftirqd/123:40:121
507993427,4cyclictest25-21ksoftirqd/122:21:251
507993427,4cyclictest25-21ksoftirqd/120:00:511
507993427,4cyclictest25-21ksoftirqd/120:00:511
506993429,3cyclictest9-21ksoftirqd/022:22:070
506993429,3cyclictest9-21ksoftirqd/020:10:010
506993428,4cyclictest9-21ksoftirqd/022:00:000
506993428,3cyclictest9-21ksoftirqd/023:48:040
506993428,3cyclictest9-21ksoftirqd/023:20:140
506993428,3cyclictest9-21ksoftirqd/020:20:000
506993428,3cyclictest9-21ksoftirqd/000:30:200
506993427,4cyclictest9-21ksoftirqd/022:57:020
506993427,4cyclictest9-21ksoftirqd/021:07:100
506993427,4cyclictest9-21ksoftirqd/019:26:000
509993328,3cyclictest41-21ksoftirqd/323:36:053
508993328,3cyclictest33-21ksoftirqd/220:05:012
508993328,3cyclictest33-21ksoftirqd/220:05:002
508993328,3cyclictest33-21ksoftirqd/219:15:122
508993327,4cyclictest33-21ksoftirqd/222:57:402
508993327,4cyclictest33-21ksoftirqd/222:12:192
508993327,4cyclictest33-21ksoftirqd/221:33:482
507993328,3cyclictest25-21ksoftirqd/122:45:191
507993327,4cyclictest25-21ksoftirqd/121:23:281
507993327,4cyclictest25-21ksoftirqd/100:33:481
507993327,3cyclictest25-21ksoftirqd/122:35:201
507993326,4cyclictest25-21ksoftirqd/122:14:511
506993329,2cyclictest9-21ksoftirqd/023:35:010
506993326,4cyclictest9-21ksoftirqd/021:00:140
427291330,0ptp4l401ktimersoftd/320:40:153
427291330,0ptp4l401ktimersoftd/320:40:153
509993227,3cyclictest41-21ksoftirqd/323:49:243
509993226,4cyclictest41-21ksoftirqd/322:33:583
509993226,4cyclictest41-21ksoftirqd/321:16:083
508993228,2cyclictest33-21ksoftirqd/220:54:542
508993226,4cyclictest33-21ksoftirqd/223:35:402
508993226,4cyclictest33-21ksoftirqd/200:35:012
507993227,3cyclictest25-21ksoftirqd/120:08:091
507993226,3cyclictest25-21ksoftirqd/123:57:091
507993225,4cyclictest25-21ksoftirqd/121:17:261
507993225,4cyclictest25-21ksoftirqd/120:43:041
507993225,4cyclictest25-21ksoftirqd/120:43:041
507993225,4cyclictest25-21ksoftirqd/119:18:161
506993227,3cyclictest9-21ksoftirqd/023:20:000
506993227,3cyclictest9-21ksoftirqd/021:40:080
506993226,4cyclictest9-21ksoftirqd/022:46:070
506993226,4cyclictest9-21ksoftirqd/019:52:440
506993226,3cyclictest9-21ksoftirqd/020:50:220
506993226,3cyclictest9-21ksoftirqd/000:05:520
506993225,4cyclictest9-21ksoftirqd/022:08:320
506993225,4cyclictest9-21ksoftirqd/021:17:130
506993225,4cyclictest9-21ksoftirqd/020:13:350
506993225,4cyclictest9-21ksoftirqd/019:19:460
427291320,9ptp4l0-21swapper/300:21:593
509993126,3cyclictest41-21ksoftirqd/322:49:103
509993126,3cyclictest41-21ksoftirqd/319:29:533
509993125,4cyclictest41-21ksoftirqd/321:14:193
509993125,4cyclictest41-21ksoftirqd/320:15:343
509993125,4cyclictest41-21ksoftirqd/300:08:123
509993125,3cyclictest41-21ksoftirqd/322:37:493
508993126,3cyclictest33-21ksoftirqd/222:10:002
508993125,4cyclictest33-21ksoftirqd/222:42:282
507993126,3cyclictest25-21ksoftirqd/123:15:001
507993126,3cyclictest25-21ksoftirqd/122:31:271
507993126,3cyclictest25-21ksoftirqd/120:50:501
507993125,4cyclictest25-21ksoftirqd/123:20:461
506993126,3cyclictest9-21ksoftirqd/023:54:390
506993125,4cyclictest9-21ksoftirqd/022:44:440
509993023,4cyclictest41-21ksoftirqd/322:24:443
506993026,3cyclictest9-21ksoftirqd/019:45:000
506993025,3cyclictest9-21ksoftirqd/000:37:500
506993024,3cyclictest9-21ksoftirqd/023:10:140
509992924,3cyclictest41-21ksoftirqd/323:30:053
509992923,4cyclictest41-21ksoftirqd/323:19:483
508992924,3cyclictest33-21ksoftirqd/222:25:202
507992924,3cyclictest25-21ksoftirqd/100:21:041
507992923,3cyclictest25-21ksoftirqd/120:10:181
506992925,3cyclictest9-21ksoftirqd/019:35:140
506992823,3cyclictest9-21ksoftirqd/019:30:150
506992823,3cyclictest9-21ksoftirqd/019:30:150
506992823,3cyclictest9-21ksoftirqd/000:00:160
506992823,3cyclictest9-21ksoftirqd/000:00:160
509992722,3cyclictest41-21ksoftirqd/321:56:593
507992621,3cyclictest25-21ksoftirqd/120:25:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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