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2026-09-24 - 00:00
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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 376 highest latencies:
System rack3slot0.osadl.org (updated Wed Sep 23, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
80642560,0sleep50-21swapper/512:24:525
292962550,1sleep233-21ksoftirqd/210:22:422
108022550,0sleep00-21swapper/010:19:360
220602530,0sleep30-21swapper/309:43:193
300172520,0sleep530014-21systemd-cgroups10:34:155
294302520,0sleep30-21swapper/309:09:153
307472500,2sleep51323699cyclictest11:19:325
1278725025,8sleep50-21swapper/507:00:425
88642490,0sleep40-21swapper/409:48:164
296792490,0sleep60-21swapper/611:54:336
289362480,0sleep00-21swapper/009:30:020
187162480,2sleep11320499cyclictest12:21:431
28742460,1sleep72871-21sshd10:36:257
274482460,0sleep10-21swapper/112:08:381
248542460,0sleep20-21swapper/212:25:532
248502460,0sleep00-21swapper/010:24:240
106922460,1sleep310693-21grepconf.sh09:48:233
282432450,1sleep028242-21sshd09:37:550
43952440,1sleep11-21systemd11:19:521
237282440,0sleep50-21swapper/510:02:435
141832440,0sleep50-21swapper/509:54:265
289892430,0sleep60-21swapper/611:36:556
234732430,1sleep523468-21sshd11:54:165
84162420,0sleep70-21swapper/709:05:427
247322420,0sleep50-21swapper/510:37:435
178612420,0sleep70-21swapper/709:19:447
258892410,1sleep665-21ksoftirqd/610:43:376
166732410,0sleep20-21swapper/210:02:162
264602400,0sleep50-21swapper/512:22:115
207572400,0sleep50-21swapper/509:29:355
1277124027,9sleep70-21swapper/707:00:287
270322390,0sleep0111rcuc/010:53:560
1290023927,8sleep30-21swapper/307:02:083
1288223927,8sleep20-21swapper/207:01:592
1276823926,9sleep40-21swapper/407:00:254
1058423927,8sleep00-21swapper/006:59:250
1274323826,9sleep60-21swapper/607:00:036
111052380,0sleep20-21swapper/211:55:252
1057623827,8sleep10-21swapper/106:59:181
315702370,1sleep331567-21sshd09:26:213
78552330,0sleep70-21swapper/711:41:367
174832300,0sleep10-21swapper/111:57:481
110682280,0sleep40-21swapper/409:36:554
235682260,0sleep70-21swapper/710:55:317
220402210,1sleep222037-21sshd09:18:112
13251992014,3cyclictest73-21ksoftirqd/711:08:097
8892180,0sleep20-21swapper/211:23:372
13251991814,3cyclictest73-21ksoftirqd/709:13:287
1325199180,17cyclictest27120-21kworker/7:111:33:517
13212991815,1cyclictest33-21ksoftirqd/209:46:582
13212991814,3cyclictest33-21ksoftirqd/209:08:282
190772170,0sleep50-21swapper/510:22:055
13251991715,1cyclictest709-21systemd-logind12:10:107
13251991715,1cyclictest709-21systemd-logind12:10:107
1324499172,2cyclictest1-21systemd09:11:286
13231991715,1cyclictest49-21ksoftirqd/409:43:284
13212991715,1cyclictest33-21ksoftirqd/212:09:372
13212991715,1cyclictest33-21ksoftirqd/212:09:372
13212991715,1cyclictest33-21ksoftirqd/211:49:522
13212991715,1cyclictest33-21ksoftirqd/211:10:532
13212991715,1cyclictest33-21ksoftirqd/209:34:282
13212991715,1cyclictest33-21ksoftirqd/209:31:122
13212991714,3cyclictest33-21ksoftirqd/210:39:322
13212991713,1cyclictest33-21ksoftirqd/211:00:302
13212991713,1cyclictest33-21ksoftirqd/210:14:372
67542160,0sleep70-21swapper/712:01:077
281982160,0sleep00-21swapper/011:01:490
265382160,1sleep126540-21bash11:07:341
146222160,1sleep341-21ksoftirqd/312:27:223
1325199169,2cyclictest73-21ksoftirqd/711:28:377
13251991614,1cyclictest73-21ksoftirqd/712:17:027
13251991614,1cyclictest73-21ksoftirqd/709:59:097
13251991613,2cyclictest73-21ksoftirqd/709:43:017
13251991611,1cyclictest73-21ksoftirqd/711:23:517
13251991611,1cyclictest73-21ksoftirqd/710:26:467
13244991615,1cyclictest65-21ksoftirqd/611:45:106
13236991614,1cyclictest57-21ksoftirqd/509:28:555
13236991613,2cyclictest57-21ksoftirqd/511:32:395
13231991615,1cyclictest49-21ksoftirqd/411:34:374
13231991614,1cyclictest49-21ksoftirqd/410:57:444
13231991614,1cyclictest49-21ksoftirqd/410:14:384
13231991614,1cyclictest49-21ksoftirqd/410:05:474
13231991614,1cyclictest49-21ksoftirqd/409:05:254
13212991615,1cyclictest33-21ksoftirqd/210:07:172
13212991614,1cyclictest33-21ksoftirqd/212:07:392
13212991614,1cyclictest33-21ksoftirqd/211:27:302
13212991614,1cyclictest33-21ksoftirqd/211:04:342
13212991614,1cyclictest33-21ksoftirqd/210:57:212
13212991614,1cyclictest33-21ksoftirqd/210:31:112
13212991614,1cyclictest33-21ksoftirqd/210:25:262
13212991614,1cyclictest33-21ksoftirqd/209:49:192
13212991614,1cyclictest33-21ksoftirqd/209:43:062
13212991614,1cyclictest33-21ksoftirqd/209:24:382
13212991613,3cyclictest33-21ksoftirqd/211:29:282
13212991613,3cyclictest33-21ksoftirqd/210:47:312
13212991613,2cyclictest33-21ksoftirqd/211:14:592
13212991613,2cyclictest33-21ksoftirqd/209:54:332
13212991611,2cyclictest33-21ksoftirqd/210:34:542
13212991610,4cyclictest33-21ksoftirqd/212:33:522
13212991610,4cyclictest33-21ksoftirqd/209:11:062
1321299160,15cyclictest17121-21kworker/2:012:15:332
1321299160,1cyclictest131rcu_sched11:34:372
13204991614,1cyclictest25-21ksoftirqd/110:32:011
126582160,1sleep449-21ksoftirqd/412:03:284
94252150,0sleep59426-21systemd-cgroups10:44:325
307822150,0sleep00-21swapper/009:24:250
250382150,1sleep325030-21bash10:22:273
13251991514,1cyclictest73-21ksoftirqd/712:24:227
13251991514,1cyclictest73-21ksoftirqd/710:33:317
13251991513,1cyclictest73-21ksoftirqd/712:08:387
13251991513,1cyclictest73-21ksoftirqd/711:49:357
13251991513,1cyclictest73-21ksoftirqd/710:20:037
13251991511,1cyclictest73-21ksoftirqd/710:09:157
1325199150,15cyclictest30031-21kworker/7:211:56:507
13236991512,1cyclictest57-21ksoftirqd/509:20:155
13236991510,4cyclictest57-21ksoftirqd/511:04:005
13231991514,1cyclictest49-21ksoftirqd/412:21:024
13231991513,1cyclictest49-21ksoftirqd/411:21:254
13231991512,3cyclictest49-21ksoftirqd/411:47:034
13231991511,1cyclictest49-21ksoftirqd/409:17:174
13212991514,1cyclictest33-21ksoftirqd/209:20:222
13212991513,2cyclictest33-21ksoftirqd/211:44:412
13212991513,1cyclictest33-21ksoftirqd/212:00:142
13212991513,1cyclictest33-21ksoftirqd/210:10:382
13212991512,1cyclictest33-21ksoftirqd/212:19:352
13212991511,1cyclictest33-21ksoftirqd/210:51:262
13204991513,1cyclictest25-21ksoftirqd/110:03:561
13204991510,3cyclictest25-21ksoftirqd/112:03:031
13196991510,4cyclictest9-21ksoftirqd/009:42:430
98662140,0sleep30-21swapper/309:56:003
23482140,0sleep70-21swapper/711:45:137
13251991412,1cyclictest73-21ksoftirqd/712:24:057
13251991412,1cyclictest73-21ksoftirqd/711:36:097
13251991412,1cyclictest73-21ksoftirqd/711:14:267
13251991412,1cyclictest73-21ksoftirqd/710:53:487
13251991412,1cyclictest73-21ksoftirqd/710:44:167
13251991412,1cyclictest73-21ksoftirqd/710:41:267
13251991412,1cyclictest73-21ksoftirqd/710:01:297
13251991412,1cyclictest73-21ksoftirqd/709:34:437
13251991412,1cyclictest73-21ksoftirqd/709:27:427
13251991410,3cyclictest73-21ksoftirqd/710:13:167
13251991410,3cyclictest73-21ksoftirqd/709:14:277
13251991410,1cyclictest73-21ksoftirqd/712:33:227
1324499140,14cyclictest11312-21kworker/6:209:19:416
13236991412,1cyclictest57-21ksoftirqd/509:45:345
13231991413,1cyclictest49-21ksoftirqd/411:19:094
13231991413,1cyclictest49-21ksoftirqd/410:59:304
13231991412,1cyclictest49-21ksoftirqd/411:54:074
13231991412,1cyclictest49-21ksoftirqd/410:36:444
13231991412,1cyclictest49-21ksoftirqd/409:09:194
1323199140,13cyclictest22727-21kworker/4:311:26:124
13212991411,2cyclictest33-21ksoftirqd/211:40:572
13204991412,1cyclictest25-21ksoftirqd/112:11:381
13204991412,1cyclictest25-21ksoftirqd/112:11:381
13204991412,1cyclictest25-21ksoftirqd/110:56:391
13204991412,1cyclictest25-21ksoftirqd/109:55:051
13204991412,1cyclictest25-21ksoftirqd/109:26:021
13196991412,1cyclictest9-21ksoftirqd/010:42:370
13196991411,2cyclictest9-21ksoftirqd/011:38:390
92372130,1sleep39235-21bash12:05:113
82132130,1sleep08211-21bash11:55:150
13251991312,1cyclictest73-21ksoftirqd/709:45:127
13251991311,1cyclictest73-21ksoftirqd/711:10:597
13251991311,1cyclictest73-21ksoftirqd/711:01:387
13251991311,1cyclictest73-21ksoftirqd/709:29:327
13251991310,1cyclictest73-21ksoftirqd/710:14:277
13244991312,1cyclictest65-21ksoftirqd/610:29:096
13244991310,2cyclictest3821-21bash10:11:166
13236991311,1cyclictest57-21ksoftirqd/511:59:215
13236991311,1cyclictest57-21ksoftirqd/509:50:465
13236991310,3cyclictest57-21ksoftirqd/510:28:285
13236991310,1cyclictest57-21ksoftirqd/510:06:375
13231991312,1cyclictest49-21ksoftirqd/410:09:544
13231991311,1cyclictest49-21ksoftirqd/412:32:564
13231991311,1cyclictest49-21ksoftirqd/412:25:384
13231991311,1cyclictest49-21ksoftirqd/412:11:004
13231991311,1cyclictest49-21ksoftirqd/412:11:004
13231991311,1cyclictest49-21ksoftirqd/411:05:584
13231991311,1cyclictest49-21ksoftirqd/410:51:144
13231991311,1cyclictest49-21ksoftirqd/409:56:284
13231991311,1cyclictest49-21ksoftirqd/409:28:154
1323199130,13cyclictest19298-21kworker/4:410:26:044
1322399139,1cyclictest41-21ksoftirqd/311:40:293
13223991311,1cyclictest4760-21gdbus09:18:183
13223991311,1cyclictest41-21ksoftirqd/310:57:443
13204991312,1cyclictest25-21ksoftirqd/111:41:181
13204991312,1cyclictest25-21ksoftirqd/111:01:221
13204991312,1cyclictest25-21ksoftirqd/110:42:291
13204991311,1cyclictest25-21ksoftirqd/112:14:301
13204991311,1cyclictest25-21ksoftirqd/111:35:271
13204991311,1cyclictest25-21ksoftirqd/110:27:191
13204991311,1cyclictest25-21ksoftirqd/109:51:311
13204991311,1cyclictest25-21ksoftirqd/109:20:271
13204991311,1cyclictest25-21ksoftirqd/109:16:001
265322120,0sleep00-21swapper/010:12:390
146092120,0sleep10-21swapper/109:14:011
13251991211,1cyclictest73-21ksoftirqd/709:49:527
1324499127,3cyclictest1-21systemd09:08:426
1324499124,2cyclictest13068-21sshd09:34:556
1324499122,4cyclictest530-21grepconf.sh11:25:256
1324499122,4cyclictest344-21bash10:01:156
1324499122,4cyclictest28587-21sshd12:16:336
1324499122,4cyclictest0-21swapper/611:49:546
1324499122,4cyclictest0-21swapper/611:29:196
13244991210,1cyclictest65-21ksoftirqd/611:06:006
13244991210,1cyclictest65-21ksoftirqd/609:58:416
1324499121,5cyclictest24078-21grepconf.sh12:22:026
1324499121,5cyclictest10213-21bash11:41:456
1324499120,11cyclictest19465-21kworker/6:310:50:006
1324499120,11cyclictest14658-21sshd11:12:456
1323699129,2cyclictest57-21ksoftirqd/511:34:465
1323699128,2cyclictest57-21ksoftirqd/510:49:305
1323699126,2cyclictest15386-21grep12:09:545
1323699126,2cyclictest15386-21grep12:09:545
13236991211,1cyclictest57-21ksoftirqd/510:13:145
13236991211,1cyclictest57-21ksoftirqd/509:07:385
13236991210,1cyclictest57-21ksoftirqd/512:16:235
13236991210,1cyclictest57-21ksoftirqd/509:13:035
1323699120,0cyclictest0-21swapper/507:39:305
13231991211,1cyclictest49-21ksoftirqd/410:00:184
13231991211,1cyclictest49-21ksoftirqd/409:31:094
13231991210,1cyclictest49-21ksoftirqd/411:55:004
13231991210,1cyclictest49-21ksoftirqd/411:40:154
13231991210,1cyclictest49-21ksoftirqd/411:10:454
13231991210,1cyclictest49-21ksoftirqd/410:44:294
13231991210,1cyclictest49-21ksoftirqd/410:40:134
13231991210,1cyclictest49-21ksoftirqd/410:22:134
1323199120,12cyclictest3218-21kworker/4:312:16:194
13223991210,1cyclictest464-21systemd-journal10:59:293
13223991210,1cyclictest41-21ksoftirqd/312:16:293
13223991210,1cyclictest41-21ksoftirqd/311:09:443
1322399120,11cyclictest0-21swapper/310:24:403
1322399120,1cyclictest0-21swapper/311:55:463
1321299128,3cyclictest33-21ksoftirqd/208:14:152
1320499129,3cyclictest25-21ksoftirqd/110:10:381
1320499126,3cyclictest25-21ksoftirqd/111:11:201
13204991211,1cyclictest25-21ksoftirqd/110:37:061
13204991211,1cyclictest25-21ksoftirqd/110:23:041
13204991210,1cyclictest25-21ksoftirqd/110:47:161
13204991210,1cyclictest25-21ksoftirqd/109:35:241
1319699129,2cyclictest9-21ksoftirqd/010:47:540
1319699127,1cyclictest2644-21grepconf.sh09:22:430
1319699122,4cyclictest7128-21sshd09:19:140
1319699122,4cyclictest3035-21sshd11:23:450
1319699122,4cyclictest27156-21sshd10:35:530
1319699122,4cyclictest15075-21systemd11:47:570
13196991210,1cyclictest9-21ksoftirqd/010:07:590
13196991210,1cyclictest9-21ksoftirqd/009:45:340
1319699120,6cyclictest30427-21grepconf.sh09:59:150
1319699120,11cyclictest859-21gdbus12:13:420
1319699120,11cyclictest859-21gdbus12:13:420
1324499118,2cyclictest65-21ksoftirqd/609:46:056
1324499113,7cyclictest21025-21bash10:06:236
1324499112,4cyclictest721-21dbus-daemon12:00:286
1324499112,4cyclictest7120-21sshd10:15:206
1324499112,4cyclictest5988-21sd-pam09:26:456
1324499112,4cyclictest27249-21sshd09:51:096
1324499111,4cyclictest721-21dbus-daemon10:55:096
1324499111,4cyclictest6298-21sshd12:24:456
1324499111,4cyclictest24925-21sshd11:23:066
1324499111,4cyclictest1338-21sshd10:30:316
1324499111,4cyclictest1-21systemd12:09:186
1324499111,4cyclictest1-21systemd12:09:186
1324499110,5cyclictest20351-21bash09:29:346
1324499110,5cyclictest1217-21systemd10:45:566
1324499110,11cyclictest32462-21kworker/6:511:17:416
1324499110,11cyclictest17078-21kworker/6:211:02:576
1324499110,10cyclictest24123-21kworker/6:012:32:026
1324499110,10cyclictest0-21swapper/610:20:056
1324499110,1cyclictest24292-21systemd-cgroups10:35:426
1323699119,1cyclictest57-21ksoftirqd/511:50:235
1323699119,1cyclictest57-21ksoftirqd/511:14:295
1323699119,1cyclictest57-21ksoftirqd/511:06:525
1323699119,1cyclictest57-21ksoftirqd/509:40:065
1323699119,1cyclictest57-21ksoftirqd/509:14:535
1323699118,1cyclictest57-21ksoftirqd/510:56:085
13236991110,1cyclictest57-21ksoftirqd/512:32:295
13236991110,1cyclictest57-21ksoftirqd/511:39:495
13236991110,1cyclictest57-21ksoftirqd/510:42:405
13236991110,1cyclictest57-21ksoftirqd/509:36:265
1323699111,10cyclictest19870-21kworker/u16:511:26:405
1323699110,10cyclictest30073-21kworker/5:111:11:375
1323199119,1cyclictest49-21ksoftirqd/412:04:544
1323199119,1cyclictest49-21ksoftirqd/409:52:064
1323199119,1cyclictest49-21ksoftirqd/409:19:194
1323199110,1cyclictest721-21dbus-daemon11:29:494
1323199110,1cyclictest23003-21sshd10:29:534
1322399119,1cyclictest41-21ksoftirqd/311:44:533
1322399119,1cyclictest41-21ksoftirqd/311:29:263
1322399119,1cyclictest41-21ksoftirqd/311:19:543
1322399119,1cyclictest41-21ksoftirqd/310:42:343
1322399119,1cyclictest15-21kswork09:49:273
1322399118,3cyclictest41-21ksoftirqd/309:19:523
1322399118,1cyclictest41-21ksoftirqd/310:18:363
1322399111,4cyclictest16534-21sshd10:49:213
1322399110,5cyclictest1-21systemd12:03:483
1322399110,10cyclictest0-21swapper/311:05:493
1322399110,1cyclictest0-21swapper/310:10:293
1321299119,1cyclictest33-21ksoftirqd/209:04:162
1320499119,2cyclictest25-21ksoftirqd/112:31:301
1320499119,1cyclictest25-21ksoftirqd/111:33:541
1320499119,1cyclictest25-21ksoftirqd/111:24:561
1320499119,1cyclictest25-21ksoftirqd/109:45:281
1320499119,1cyclictest25-21ksoftirqd/109:44:001
1320499119,1cyclictest25-21ksoftirqd/109:30:591
1320499119,1cyclictest25-21ksoftirqd/109:04:401
1320499119,1cyclictest0-21swapper/110:18:131
1320499117,2cyclictest25-21ksoftirqd/111:45:341
13204991110,1cyclictest25-21ksoftirqd/111:52:491
13204991110,1cyclictest25-21ksoftirqd/111:15:311
13204991110,1cyclictest25-21ksoftirqd/110:51:421
1319699119,1cyclictest9-21ksoftirqd/011:40:530
1319699119,1cyclictest9-21ksoftirqd/011:06:490
1319699119,1cyclictest9-21ksoftirqd/010:16:130
1319699119,1cyclictest29752-21systemd10:30:170
1319699115,4cyclictest709-21systemd-logind11:18:590
1319699114,2cyclictest7539-21latency_hist12:19:150
1319699112,4cyclictest25930-21sshd09:10:480
1319699112,4cyclictest0-21swapper/010:58:290
1319699111,4cyclictest1745-21sshd11:33:170
1319699110,7cyclictest0-21swapper/012:28:550
1319699110,10cyclictest15273-21grepconf.sh09:52:270
1319699110,1cyclictest0-21swapper/011:59:210
1319699110,1cyclictest0-21swapper/011:49:540
1324499102,5cyclictest26747-21switchtime09:14:366
1324499100,4cyclictest5559-21sshd12:04:586
1324499100,4cyclictest464-21systemd-journal09:39:316
1323699109,1cyclictest57-21ksoftirqd/510:15:165
1323699108,1cyclictest57-21ksoftirqd/512:07:115
1323699108,1cyclictest57-21ksoftirqd/511:45:075
1322399109,1cyclictest41-21ksoftirqd/309:09:323
1322399109,1cyclictest0-21swapper/312:20:333
1322399108,1cyclictest6118-21bash10:44:233
1322399108,1cyclictest41-21ksoftirqd/312:13:163
1322399108,1cyclictest41-21ksoftirqd/312:13:163
1322399108,1cyclictest41-21ksoftirqd/311:37:253
1322399108,1cyclictest41-21ksoftirqd/311:18:083
1322399108,1cyclictest41-21ksoftirqd/310:00:033
1322399108,1cyclictest41-21ksoftirqd/309:34:323
1322399108,1cyclictest41-21ksoftirqd/309:29:403
1322399108,1cyclictest1-21systemd11:25:513
1322399102,5cyclictest721-21dbus-daemon10:34:253
1320499108,1cyclictest25-21ksoftirqd/112:24:301
1320499108,1cyclictest25-21ksoftirqd/110:04:331
1319699108,1cyclictest9-21ksoftirqd/011:09:230
1319699105,2cyclictest857-21polkitd11:24:210
1319699102,5cyclictest464-21systemd-journal09:54:290
1319699100,4cyclictest14122-21sshd09:08:220
132519998,1cyclictest0-21swapper/707:24:357
132369994,2cyclictest0-21swapper/508:10:355
132369991,0cyclictest0-21swapper/508:58:445
132239997,1cyclictest41-21ksoftirqd/311:50:113
132239992,4cyclictest694-21nscd10:04:593
132239992,3cyclictest30869-21sshd12:30:173
132239990,5cyclictest16587-21grepconf.sh10:31:253
132129998,1cyclictest33-21ksoftirqd/208:04:372
132129990,9cyclictest0-21swapper/208:54:322
131969993,2cyclictest12026-21bash12:05:210
131969992,6cyclictest21248-21sshd12:19:560
131969990,5cyclictest857-21polkitd12:29:310
132519980,0cyclictest0-21swapper/707:55:537
132449986,1cyclictest65-21ksoftirqd/607:49:156
132369983,2cyclictest0-21swapper/508:49:405
132369983,2cyclictest0-21swapper/508:48:105
132369983,2cyclictest0-21swapper/508:35:075
132369983,2cyclictest0-21swapper/508:16:275
132369983,2cyclictest0-21swapper/507:54:175
132369983,2cyclictest0-21swapper/507:44:355
132369983,0cyclictest0-21swapper/508:41:185
132369983,0cyclictest0-21swapper/508:33:215
132369983,0cyclictest0-21swapper/508:05:255
132369983,0cyclictest0-21swapper/508:00:275
132369983,0cyclictest0-21swapper/507:25:235
132369983,0cyclictest0-21swapper/507:14:495
132369983,0cyclictest0-21swapper/507:04:175
132319983,2cyclictest0-21swapper/407:16:194
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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