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2025-12-31 - 19:57
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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 Wed Dec 31, 2025 12:45:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591235168,22phc2sys0-21swapper/307:06:423
122172205172,22sleep20-21swapper/207:06:362
122982203170,22sleep00-21swapper/007:07:390
121742203169,23sleep10-21swapper/107:06:031
139591147121,14phc2sys0-21swapper/307:10:013
2739721370,6sleep11277999cyclictest07:40:131
2739721370,6sleep11277999cyclictest07:40:131
2090321310,2sleep11277999cyclictest11:55:151
165592620,4sleep116560-21unixbench_multi09:30:291
282142610,6sleep01277899cyclictest08:50:120
182702570,3sleep018275-21irqrtprio07:20:180
139291570,1ptp4l401ktimersoftd/312:35:213
247712550,1sleep00-21swapper/009:50:010
275232510,2sleep10-21swapper/109:55:161
252222510,1sleep225221-21sshd08:42:322
12779995043,4cyclictest18250-21sh08:30:001
12778995042,4cyclictest20646-21cron11:54:590
79962490,2sleep20-21swapper/208:05:252
12781994337,4cyclictest41-21ksoftirqd/308:30:003
12781994336,4cyclictest25454-21cron12:04:593
139291400,0ptp4l401ktimersoftd/309:50:213
139291390,0ptp4l401ktimersoftd/312:05:053
12781993933,4cyclictest41-21ksoftirqd/308:03:503
12780993932,4cyclictest33-21ksoftirqd/211:20:592
12780993932,4cyclictest33-21ksoftirqd/211:20:592
41298380,3rtkit-daemon31088-21iostat_ios12:15:191
139291380,0ptp4l401ktimersoftd/308:15:223
12780993833,3cyclictest33-21ksoftirqd/209:20:122
12779993832,4cyclictest25-21ksoftirqd/112:26:161
139291370,0ptp4l401ktimersoftd/309:00:133
12781993731,4cyclictest41-21ksoftirqd/312:19:123
12781993731,4cyclictest41-21ksoftirqd/310:18:173
12780993732,3cyclictest33-21ksoftirqd/208:19:492
12780993731,4cyclictest33-21ksoftirqd/211:18:252
12780993731,4cyclictest33-21ksoftirqd/210:20:282
12780993731,3cyclictest15880-21cron08:24:592
12779993731,4cyclictest25-21ksoftirqd/110:59:101
12779993731,4cyclictest25-21ksoftirqd/108:01:431
139291360,0ptp4l401ktimersoftd/311:35:143
12781993631,3cyclictest41-21ksoftirqd/307:51:103
12781993630,4cyclictest41-21ksoftirqd/312:30:303
12781993630,4cyclictest41-21ksoftirqd/310:54:273
12781993630,4cyclictest41-21ksoftirqd/310:45:083
12781993630,4cyclictest41-21ksoftirqd/310:45:073
12781993630,4cyclictest41-21ksoftirqd/310:37:413
12781993630,4cyclictest41-21ksoftirqd/310:27:273
12781993629,4cyclictest41-21ksoftirqd/307:15:033
12780993631,3cyclictest33-21ksoftirqd/212:20:002
12780993630,4cyclictest33-21ksoftirqd/207:46:152
12780993629,4cyclictest33-21ksoftirqd/209:50:012
12780993628,7cyclictest33-21ksoftirqd/210:43:262
12779993630,4cyclictest25-21ksoftirqd/112:31:441
12779993630,4cyclictest25-21ksoftirqd/109:27:111
12779993629,4cyclictest25-21ksoftirqd/110:00:131
12779993629,4cyclictest25-21ksoftirqd/107:32:021
12778993631,3cyclictest9-21ksoftirqd/007:20:000
12778993630,4cyclictest9-21ksoftirqd/010:00:160
12778993630,4cyclictest9-21ksoftirqd/008:44:320
139291350,0ptp4l401ktimersoftd/308:30:233
12781993530,3cyclictest41-21ksoftirqd/311:25:113
12781993529,4cyclictest41-21ksoftirqd/310:01:243
12781993529,4cyclictest41-21ksoftirqd/307:55:393
12781993529,4cyclictest41-21ksoftirqd/307:47:573
12781993528,5cyclictest41-21ksoftirqd/312:12:303
12781993528,5cyclictest41-21ksoftirqd/312:12:293
12781993528,5cyclictest41-21ksoftirqd/308:20:503
12780993530,3cyclictest8571-21cron11:30:012
12780993530,3cyclictest33-21ksoftirqd/210:35:112
12780993530,3cyclictest33-21ksoftirqd/209:34:052
12780993529,4cyclictest33-21ksoftirqd/211:14:082
12780993529,4cyclictest33-21ksoftirqd/210:30:032
12780993529,4cyclictest33-21ksoftirqd/209:02:322
12779993529,4cyclictest25-21ksoftirqd/111:17:071
12779993529,4cyclictest25-21ksoftirqd/110:46:511
12779993529,4cyclictest25-21ksoftirqd/110:46:501
12779993529,4cyclictest25-21ksoftirqd/109:11:311
12779993529,4cyclictest25-21ksoftirqd/109:07:461
12779993529,4cyclictest25-21ksoftirqd/108:59:121
12779993529,4cyclictest25-21ksoftirqd/107:11:481
12778993530,3cyclictest9-21ksoftirqd/011:39:440
12778993530,3cyclictest9-21ksoftirqd/010:40:280
12778993529,4cyclictest9-21ksoftirqd/012:33:530
12778993529,4cyclictest9-21ksoftirqd/010:19:420
12778993529,4cyclictest9-21ksoftirqd/008:31:550
12778993529,4cyclictest9-21ksoftirqd/007:12:400
12778993528,4cyclictest9-21ksoftirqd/012:18:520
139291340,0ptp4l401ktimersoftd/310:10:073
139291340,0ptp4l401ktimersoftd/308:05:253
12781993429,3cyclictest41-21ksoftirqd/309:24:043
12781993429,3cyclictest41-21ksoftirqd/308:58:093
12781993429,3cyclictest41-21ksoftirqd/307:30:133
12781993428,4cyclictest41-21ksoftirqd/311:50:033
12781993428,4cyclictest41-21ksoftirqd/310:40:383
12781993428,4cyclictest41-21ksoftirqd/309:47:393
12780993429,3cyclictest33-21ksoftirqd/211:01:042
12780993429,3cyclictest33-21ksoftirqd/207:50:122
12780993428,4cyclictest33-21ksoftirqd/212:13:442
12780993428,4cyclictest33-21ksoftirqd/212:13:442
12780993428,4cyclictest33-21ksoftirqd/211:56:552
12780993428,4cyclictest33-21ksoftirqd/211:35:022
12780993428,4cyclictest33-21ksoftirqd/210:49:252
12780993428,4cyclictest33-21ksoftirqd/210:49:252
12780993428,4cyclictest33-21ksoftirqd/210:02:302
12780993428,4cyclictest33-21ksoftirqd/207:33:282
12780993428,3cyclictest33-21ksoftirqd/209:39:592
12779993428,4cyclictest25-21ksoftirqd/110:33:031
12779993428,4cyclictest25-21ksoftirqd/110:15:531
12779993428,4cyclictest25-21ksoftirqd/108:37:321
12779993428,4cyclictest25-21ksoftirqd/108:14:511
12779993428,4cyclictest25-21ksoftirqd/107:49:151
12779993428,4cyclictest25-21ksoftirqd/107:26:571
12778993429,3cyclictest9-21ksoftirqd/010:09:590
12778993429,3cyclictest9-21ksoftirqd/007:25:120
12778993428,4cyclictest9-21ksoftirqd/012:29:280
12778993428,4cyclictest9-21ksoftirqd/012:07:570
12778993428,4cyclictest9-21ksoftirqd/012:03:160
12778993428,4cyclictest9-21ksoftirqd/008:57:300
12778993427,4cyclictest30191-21cron12:15:010
12778993427,4cyclictest30191-21cron12:15:010
139291330,13ptp4l401ktimersoftd/312:27:503
12781993328,3cyclictest41-21ksoftirqd/309:28:483
12781993328,3cyclictest41-21ksoftirqd/307:43:163
12781993328,3cyclictest41-21ksoftirqd/307:43:163
12781993328,3cyclictest41-21ksoftirqd/307:29:573
12781993328,3cyclictest139291ptp4l11:04:443
12781993327,4cyclictest41-21ksoftirqd/311:18:013
12781993327,4cyclictest41-21ksoftirqd/310:30:403
12781993327,4cyclictest41-21ksoftirqd/307:36:013
12780993328,3cyclictest33-21ksoftirqd/208:10:102
12780993328,3cyclictest33-21ksoftirqd/207:55:102
12780993327,4cyclictest33-21ksoftirqd/212:38:002
12780993327,4cyclictest33-21ksoftirqd/212:00:452
12780993327,4cyclictest33-21ksoftirqd/210:58:032
12780993327,4cyclictest33-21ksoftirqd/210:13:142
12780993327,4cyclictest33-21ksoftirqd/209:50:402
12780993327,4cyclictest33-21ksoftirqd/208:32:012
12780993327,4cyclictest33-21ksoftirqd/207:43:022
12780993327,4cyclictest33-21ksoftirqd/207:43:022
12780993317,13cyclictest33-21ksoftirqd/210:20:012
12779993328,3cyclictest25-21ksoftirqd/109:45:131
12779993327,4cyclictest25-21ksoftirqd/111:40:461
12779993327,4cyclictest25-21ksoftirqd/109:43:361
12779993327,4cyclictest25-21ksoftirqd/107:17:461
12779993327,3cyclictest25-21ksoftirqd/107:55:041
12779993326,4cyclictest25-21ksoftirqd/112:20:311
12779993326,4cyclictest25-21ksoftirqd/110:22:321
12778993329,3cyclictest9-21ksoftirqd/012:40:000
12778993328,3cyclictest9-21ksoftirqd/008:15:340
12778993327,4cyclictest9-21ksoftirqd/011:56:290
12778993327,4cyclictest9-21ksoftirqd/011:00:380
12778993327,4cyclictest9-21ksoftirqd/010:39:320
12778993327,4cyclictest9-21ksoftirqd/009:37:460
12778993327,4cyclictest9-21ksoftirqd/009:06:410
12778993327,4cyclictest9-21ksoftirqd/008:23:590
12778993327,3cyclictest9-21ksoftirqd/009:30:200
12778993326,4cyclictest9-21ksoftirqd/008:35:590
139291320,0ptp4l401ktimersoftd/311:10:193
139291320,0ptp4l401ktimersoftd/310:08:093
12781993227,3cyclictest41-21ksoftirqd/310:21:183
12781993226,4cyclictest41-21ksoftirqd/311:31:253
12781993226,4cyclictest41-21ksoftirqd/308:14:053
12781993225,4cyclictest41-21ksoftirqd/309:32:233
12780993227,3cyclictest33-21ksoftirqd/210:05:112
12780993226,4cyclictest33-21ksoftirqd/210:27:172
12779993227,3cyclictest25-21ksoftirqd/110:39:091
12779993227,3cyclictest25-21ksoftirqd/110:05:111
12779993227,3cyclictest25-21ksoftirqd/109:15:081
12779993227,3cyclictest25-21ksoftirqd/108:24:141
12779993227,3cyclictest25-21ksoftirqd/107:23:551
12779993226,4cyclictest25-21ksoftirqd/110:28:301
12779993226,4cyclictest25-21ksoftirqd/108:08:211
12778993227,3cyclictest9-21ksoftirqd/009:56:270
12778993227,3cyclictest9-21ksoftirqd/007:40:000
12778993226,4cyclictest9-21ksoftirqd/010:59:220
12778993226,4cyclictest9-21ksoftirqd/009:46:560
12778993226,3cyclictest9-21ksoftirqd/007:49:220
139291310,9ptp4l401ktimersoftd/312:24:153
139291310,9ptp4l401ktimersoftd/309:10:463
139291310,0ptp4l401ktimersoftd/311:40:513
139291310,0ptp4l401ktimersoftd/310:55:143
139291310,0ptp4l401ktimersoftd/309:39:343
139291310,0ptp4l401ktimersoftd/307:22:573
12781993126,3cyclictest41-21ksoftirqd/311:23:373
12781993126,3cyclictest41-21ksoftirqd/311:23:373
12781993126,3cyclictest41-21ksoftirqd/309:05:393
12781993125,4cyclictest41-21ksoftirqd/311:05:373
12780993126,3cyclictest33-21ksoftirqd/209:42:462
12780993125,4cyclictest33-21ksoftirqd/212:09:202
12780993125,4cyclictest33-21ksoftirqd/211:30:452
12780993125,4cyclictest33-21ksoftirqd/210:52:122
12780993125,4cyclictest33-21ksoftirqd/209:26:002
12780993125,4cyclictest33-21ksoftirqd/209:19:512
12779993126,3cyclictest25-21ksoftirqd/110:13:011
12779993126,3cyclictest25-21ksoftirqd/109:40:001
12779993125,4cyclictest25-21ksoftirqd/112:39:591
12779993125,4cyclictest25-21ksoftirqd/112:09:061
12779993125,4cyclictest25-21ksoftirqd/109:00:581
12779993125,4cyclictest25-21ksoftirqd/108:51:251
12779993125,4cyclictest25-21ksoftirqd/108:40:541
12778993126,3cyclictest9-21ksoftirqd/011:24:280
12778993126,3cyclictest9-21ksoftirqd/011:24:280
12778993126,3cyclictest9-21ksoftirqd/010:10:200
12778993126,3cyclictest9-21ksoftirqd/007:40:170
12778993126,3cyclictest9-21ksoftirqd/007:40:170
12778993125,4cyclictest9-21ksoftirqd/012:22:350
12778993125,4cyclictest9-21ksoftirqd/011:15:340
12778993125,4cyclictest9-21ksoftirqd/010:54:350
12778993125,4cyclictest9-21ksoftirqd/008:14:260
12778993125,4cyclictest9-21ksoftirqd/008:09:360
12778993125,4cyclictest9-21ksoftirqd/008:01:260
139291300,0ptp4l401ktimersoftd/311:58:013
139291300,0ptp4l401ktimersoftd/311:49:403
12781993025,3cyclictest41-21ksoftirqd/309:59:443
12781993025,3cyclictest41-21ksoftirqd/308:51:473
12781993024,4cyclictest41-21ksoftirqd/309:15:063
12781993024,3cyclictest26331-21tr08:45:203
12780993025,3cyclictest33-21ksoftirqd/211:45:302
12780993024,4cyclictest33-21ksoftirqd/212:34:072
12780993024,4cyclictest33-21ksoftirqd/207:39:052
12779993025,3cyclictest25-21ksoftirqd/112:01:401
12779993024,4cyclictest25-21ksoftirqd/110:44:291
12779993024,4cyclictest25-21ksoftirqd/108:46:441
12779993023,5cyclictest25-21ksoftirqd/111:24:371
12779993023,5cyclictest25-21ksoftirqd/111:24:371
12778993025,3cyclictest9-21ksoftirqd/009:22:330
12778993024,4cyclictest9-21ksoftirqd/011:45:110
12778993024,4cyclictest9-21ksoftirqd/010:46:260
12778993024,4cyclictest9-21ksoftirqd/010:46:260
12778993024,4cyclictest9-21ksoftirqd/007:53:450
139291290,0ptp4l401ktimersoftd/309:44:323
12780992925,3cyclictest33-21ksoftirqd/209:55:212
12780992924,3cyclictest33-21ksoftirqd/207:25:122
12780992924,3cyclictest33-21ksoftirqd/207:14:142
12780992923,4cyclictest33-21ksoftirqd/212:26:012
12780992923,4cyclictest33-21ksoftirqd/211:54:592
12779992924,3cyclictest25-21ksoftirqd/112:10:551
12779992924,3cyclictest25-21ksoftirqd/112:10:541
12779992924,3cyclictest25-21ksoftirqd/111:52:261
12779992924,3cyclictest25-21ksoftirqd/111:29:241
12779992924,3cyclictest25-21ksoftirqd/111:10:041
12779992924,3cyclictest25-21ksoftirqd/109:20:101
12779992923,4cyclictest25-21ksoftirqd/110:52:411
12779992923,4cyclictest25-21ksoftirqd/107:50:041
12778992924,3cyclictest9-21ksoftirqd/009:13:470
12778992924,3cyclictest9-21ksoftirqd/008:49:550
12778992923,4cyclictest9-21ksoftirqd/011:08:440
12778992923,4cyclictest9-21ksoftirqd/009:41:230
12778992923,4cyclictest9-21ksoftirqd/009:27:230
12778992923,4cyclictest9-21ksoftirqd/009:19:030
12778992923,4cyclictest9-21ksoftirqd/008:27:330
12778992923,3cyclictest9-21ksoftirqd/010:20:300
12778992923,3cyclictest9-21ksoftirqd/007:30:430
12778992922,5cyclictest9-21ksoftirqd/011:10:570
12781992823,3cyclictest41-21ksoftirqd/308:39:123
12780992823,3cyclictest33-21ksoftirqd/211:05:332
12780992823,3cyclictest33-21ksoftirqd/207:19:352
12780992822,4cyclictest33-21ksoftirqd/208:35:342
12779992822,4cyclictest25-21ksoftirqd/111:34:081
12779992822,4cyclictest25-21ksoftirqd/111:06:031
12778992823,3cyclictest9-21ksoftirqd/011:40:170
12778992823,3cyclictest9-21ksoftirqd/009:05:000
12778992823,3cyclictest9-21ksoftirqd/007:55:400
12780992724,2cyclictest33-21ksoftirqd/208:55:292
12780992722,3cyclictest33-21ksoftirqd/209:11:312
12780992722,3cyclictest33-21ksoftirqd/208:50:112
12780992722,3cyclictest33-21ksoftirqd/208:48:242
12780992722,3cyclictest33-21ksoftirqd/208:02:562
12778992723,2cyclictest9-21ksoftirqd/010:29:590
12781992621,3cyclictest41-21ksoftirqd/308:40:463
12780992621,3cyclictest33-21ksoftirqd/212:22:472
12780992621,3cyclictest33-21ksoftirqd/207:21:422
12779992621,3cyclictest25-21ksoftirqd/108:34:091
12779992621,3cyclictest25-21ksoftirqd/108:16:591
12779992620,4cyclictest25-21ksoftirqd/109:54:031
12778992620,4cyclictest9-21ksoftirqd/010:30:400
12780992520,3cyclictest33-21ksoftirqd/211:43:082
12780992520,3cyclictest33-21ksoftirqd/208:28:522
12778992520,3cyclictest9-21ksoftirqd/011:25:210
12778992519,4cyclictest9-21ksoftirqd/011:32:550
12780992420,3cyclictest33-21ksoftirqd/209:08:592
12779992419,3cyclictest25-21ksoftirqd/111:46:161
41298230,1rtkit-daemon0-21swapper/111:01:561
12779992216,4cyclictest25-21ksoftirqd/107:36:321
12779992117,3cyclictest25-21ksoftirqd/111:40:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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