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2026-05-22 - 01:08
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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 Thu May 21, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39122600,1sleep11-21systemd11:08:101
55462590,0sleep60-21swapper/611:13:446
2874525442,8sleep70-21swapper/707:08:257
191852510,1sleep11-21systemd10:14:121
2866225027,8sleep00-21swapper/007:07:130
2852325037,9sleep40-21swapper/407:05:174
2849224825,8sleep50-21swapper/507:04:545
127642480,0sleep30-21swapper/310:28:323
111292480,0sleep10-21swapper/112:32:521
111292480,0sleep10-21swapper/112:32:521
324572470,1sleep71-21systemd10:35:007
2865624634,9sleep30-21swapper/307:07:083
215192460,0sleep20-21swapper/211:51:122
130592460,0sleep3721-21dbus-daemon10:34:003
272332450,0sleep20-21swapper/212:08:022
299672440,0sleep60-21swapper/610:27:396
247422440,1sleep1241ktimersoftd/111:12:591
212622440,0sleep60-21swapper/609:34:126
104952440,0sleep70-21swapper/709:33:417
36282430,0sleep70-21swapper/711:06:167
155232430,0sleep10-21swapper/109:57:381
83942420,1sleep08372-21bash09:31:420
287192420,0sleep40-21swapper/410:54:524
205702420,1sleep020572-21fschecks_count11:09:050
139162420,0sleep70-21swapper/711:49:017
110052420,0sleep10-21swapper/109:35:281
322982410,0sleep60-21swapper/612:37:466
322982410,0sleep60-21swapper/612:37:466
2878124129,8sleep60-21swapper/607:08:486
285432410,0sleep20-21swapper/211:44:162
234652410,0sleep223462-21sshd11:58:412
2853024028,8sleep20-21swapper/207:05:232
191292400,1sleep219114-21bash10:45:132
85642390,0sleep00-21swapper/009:35:190
2873023927,9sleep10-21swapper/107:08:111
53482380,0sleep00-21swapper/009:11:160
189782380,0sleep018957-21sshd12:37:000
189782380,0sleep018957-21sshd12:37:000
103622380,0sleep10-21swapper/110:22:531
219732360,0sleep70-21swapper/709:21:327
2895399233,3cyclictest33-21ksoftirqd/211:29:082
28953992318,4cyclictest33-21ksoftirqd/211:24:102
2894199239,3cyclictest25-21ksoftirqd/109:43:131
28953992115,4cyclictest33-21ksoftirqd/209:21:392
2894199218,3cyclictest25-21ksoftirqd/111:22:241
2894199218,3cyclictest25-21ksoftirqd/110:38:461
2894199216,3cyclictest25-21ksoftirqd/110:09:461
2894199214,1cyclictest25-21ksoftirqd/110:52:271
2895399208,1cyclictest131rcu_sched10:17:442
28953992016,1cyclictest33-21ksoftirqd/212:13:422
2894199197,3cyclictest25-21ksoftirqd/111:47:421
2894199195,1cyclictest25-21ksoftirqd/112:19:351
28941991917,1cyclictest25-21ksoftirqd/110:32:241
28941991915,1cyclictest121rcu_preempt10:38:531
34422180,1sleep585250irq/26-em1-tx-010:55:175
2895399181,1cyclictest121rcu_preempt09:10:462
2894199186,1cyclictest25-21ksoftirqd/112:12:131
2894199185,1cyclictest25-21ksoftirqd/110:27:321
2894199183,4cyclictest25-21ksoftirqd/110:57:001
28941991816,1cyclictest25-21ksoftirqd/109:09:131
28941991814,3cyclictest25-21ksoftirqd/111:49:401
28941991814,1cyclictest25-21ksoftirqd/111:39:311
28941991814,1cyclictest25-21ksoftirqd/110:04:141
2894199181,2cyclictest25-21ksoftirqd/112:05:321
274802180,0sleep30-21swapper/311:14:533
28993991716,1cyclictest73-21ksoftirqd/710:10:517
28993991711,3cyclictest73-21ksoftirqd/712:24:197
2897799172,2cyclictest26000-21grepconf.sh10:31:035
2895399176,1cyclictest33-21ksoftirqd/212:01:452
28953991715,1cyclictest464-21systemd-journal11:05:252
28953991715,1cyclictest33-21ksoftirqd/212:24:122
28953991715,1cyclictest33-21ksoftirqd/210:36:242
28953991715,1cyclictest33-21ksoftirqd/209:45:262
28953991714,3cyclictest33-21ksoftirqd/210:12:572
28953991714,2cyclictest29048-21cp10:31:122
28953991714,2cyclictest27009-21cp11:42:252
28953991713,1cyclictest33-21ksoftirqd/209:16:162
28953991712,4cyclictest33-21ksoftirqd/210:42:012
2895399170,1cyclictest131rcu_sched11:09:112
2894199177,1cyclictest121rcu_preempt09:44:391
2894199175,4cyclictest25-21ksoftirqd/111:33:521
2894199173,1cyclictest25-21ksoftirqd/109:15:471
2894199172,3cyclictest25-21ksoftirqd/112:38:331
2894199172,3cyclictest25-21ksoftirqd/112:38:331
2894199172,1cyclictest25-21ksoftirqd/112:15:591
28941991716,1cyclictest25-21ksoftirqd/109:24:041
28941991715,1cyclictest25-21ksoftirqd/112:00:491
28941991715,1cyclictest25-21ksoftirqd/110:46:221
28941991715,1cyclictest25-21ksoftirqd/109:59:151
28941991715,1cyclictest25-21ksoftirqd/109:30:321
28941991715,1cyclictest1844-21nfsd09:21:581
28941991714,3cyclictest25-21ksoftirqd/111:58:451
28941991714,2cyclictest25-21ksoftirqd/111:02:391
28941991713,3cyclictest25-21ksoftirqd/111:16:371
28941991712,3cyclictest25-21ksoftirqd/109:50:111
28993991614,1cyclictest73-21ksoftirqd/712:04:557
2897799162,4cyclictest19453-21systemd10:10:355
28953991615,1cyclictest33-21ksoftirqd/209:35:282
28953991614,2cyclictest33-21ksoftirqd/209:49:172
28953991614,1cyclictest33-21ksoftirqd/211:15:312
28953991614,1cyclictest33-21ksoftirqd/210:25:512
28953991614,1cyclictest33-21ksoftirqd/210:00:362
28953991614,1cyclictest33-21ksoftirqd/209:29:282
28953991614,1cyclictest33-21ksoftirqd/209:27:422
28953991613,2cyclictest311rcuc/211:34:062
28953991613,1cyclictest464-21systemd-journal12:19:012
28953991613,1cyclictest33-21ksoftirqd/209:40:002
28953991611,4cyclictest33-21ksoftirqd/212:38:482
28953991611,4cyclictest33-21ksoftirqd/212:38:482
28953991611,1cyclictest33-21ksoftirqd/210:55:222
2895399160,15cyclictest16109-21kworker/2:411:02:062
28941991615,1cyclictest25-21ksoftirqd/111:37:281
178522160,2sleep72899399cyclictest10:56:077
298652150,0sleep30-21swapper/310:00:123
28993991514,1cyclictest73-21ksoftirqd/711:12:317
28993991513,1cyclictest73-21ksoftirqd/712:30:577
28993991513,1cyclictest73-21ksoftirqd/712:30:577
28993991513,1cyclictest73-21ksoftirqd/712:22:597
2899399150,15cyclictest31161-21kworker/7:611:22:187
28985991512,1cyclictest65-21ksoftirqd/610:04:256
2897799157,1cyclictest6274-21sshd11:15:345
2895399154,1cyclictest33-21ksoftirqd/212:29:122
2895399154,1cyclictest33-21ksoftirqd/212:29:122
28953991514,1cyclictest33-21ksoftirqd/212:14:082
28953991514,1cyclictest33-21ksoftirqd/209:55:132
28953991513,1cyclictest33-21ksoftirqd/211:22:272
28953991513,1cyclictest33-21ksoftirqd/210:50:272
28953991513,1cyclictest33-21ksoftirqd/210:20:242
2895399150,1cyclictest33-21ksoftirqd/210:07:032
28941991514,1cyclictest25-21ksoftirqd/111:26:231
28941991513,1cyclictest25-21ksoftirqd/109:08:541
28941991511,1cyclictest25-21ksoftirqd/112:24:151
256752150,1sleep32896199cyclictest09:45:233
254652150,0sleep50-21swapper/510:16:245
25112150,0sleep72513-21bash11:15:217
231102150,0sleep00-21swapper/010:45:270
91172140,0sleep6631rcuc/612:12:316
28993991413,1cyclictest73-21ksoftirqd/710:40:047
28993991412,1cyclictest73-21ksoftirqd/711:26:387
28993991412,1cyclictest73-21ksoftirqd/709:11:487
28993991411,2cyclictest73-21ksoftirqd/710:45:427
2897799141,0cyclictest85250irq/26-em1-tx-012:24:265
28969991412,1cyclictest49-21ksoftirqd/410:19:104
260072140,0sleep00-21swapper/012:24:260
187612140,0sleep40-21swapper/409:50:284
178022140,0sleep30-21swapper/311:40:003
317472130,0sleep40-21swapper/412:11:574
300282130,0sleep60-21swapper/612:24:406
28993991311,1cyclictest73-21ksoftirqd/712:35:037
28993991311,1cyclictest73-21ksoftirqd/712:35:037
28993991311,1cyclictest73-21ksoftirqd/712:13:597
28993991311,1cyclictest73-21ksoftirqd/712:12:337
28993991311,1cyclictest73-21ksoftirqd/711:34:447
28993991311,1cyclictest73-21ksoftirqd/710:25:087
28993991311,1cyclictest73-21ksoftirqd/709:54:437
2899399131,11cyclictest366-21jbd2/sda2-810:01:397
2899399130,12cyclictest14567-21kworker/7:409:42:087
2899399130,12cyclictest13675-21kworker/7:011:39:267
2898599132,5cyclictest857-21polkitd10:39:576
28985991312,1cyclictest65-21ksoftirqd/610:13:006
28985991312,1cyclictest65-21ksoftirqd/609:54:286
28985991311,2cyclictest65-21ksoftirqd/612:14:146
28985991311,1cyclictest65-21ksoftirqd/612:06:576
28985991311,1cyclictest65-21ksoftirqd/610:14:166
28977991310,2cyclictest57-21ksoftirqd/511:46:355
2896999133,4cyclictest709-21systemd-logind09:10:154
28969991310,2cyclictest32265-21bash11:46:214
28961991312,1cyclictest41-21ksoftirqd/312:13:333
28961991312,1cyclictest41-21ksoftirqd/309:53:563
28961991310,2cyclictest11407-21sshd09:50:023
28961991310,1cyclictest41-21ksoftirqd/310:14:163
28933991311,1cyclictest9-21ksoftirqd/010:49:180
28933991311,1cyclictest9-21ksoftirqd/010:32:170
28933991311,1cyclictest0-21swapper/011:01:100
28933991310,2cyclictest17416-21sshd12:33:150
28933991310,2cyclictest17416-21sshd12:33:150
54102120,0sleep70-21swapper/710:18:597
52252121,3sleep341-21ksoftirqd/312:30:393
52252121,3sleep341-21ksoftirqd/312:30:393
311432120,0sleep60-21swapper/609:25:396
28993991211,1cyclictest73-21ksoftirqd/711:47:197
28993991211,1cyclictest73-21ksoftirqd/711:28:547
28993991211,1cyclictest73-21ksoftirqd/711:03:297
28993991211,1cyclictest73-21ksoftirqd/709:47:447
28993991210,1cyclictest73-21ksoftirqd/710:18:487
28993991210,1cyclictest73-21ksoftirqd/709:24:407
2899399120,11cyclictest15790-21bash10:52:237
2899399120,11cyclictest10810-21grep09:15:257
2898599128,3cyclictest65-21ksoftirqd/612:32:526
2898599128,3cyclictest65-21ksoftirqd/612:32:526
2898599127,2cyclictest65-21ksoftirqd/609:18:096
28985991211,1cyclictest65-21ksoftirqd/609:42:216
28985991210,2cyclictest65-21ksoftirqd/611:26:136
28985991210,1cyclictest65-21ksoftirqd/611:44:306
28985991210,1cyclictest65-21ksoftirqd/611:42:406
28985991210,1cyclictest65-21ksoftirqd/611:18:576
28985991210,1cyclictest65-21ksoftirqd/610:37:086
28985991210,1cyclictest65-21ksoftirqd/609:30:376
2897799122,4cyclictest3994-21sshd11:37:275
2897799122,4cyclictest3238-21sshd11:09:535
2897799122,4cyclictest17519-21sshd12:38:485
2897799122,4cyclictest17519-21sshd12:38:485
2897799122,4cyclictest10581-21grep11:23:125
2897799122,4cyclictest0-21swapper/512:29:575
2897799122,4cyclictest0-21swapper/512:29:575
2897799122,4cyclictest0-21swapper/510:01:595
28977991210,1cyclictest57-21ksoftirqd/512:13:235
28977991210,1cyclictest57-21ksoftirqd/512:08:535
28977991210,1cyclictest57-21ksoftirqd/509:21:545
2897799120,4cyclictest1-21systemd09:33:125
2897799120,3cyclictest0-21swapper/509:14:135
2897799120,11cyclictest25195-21systemd09:36:175
2897799120,11cyclictest17999-21bash10:39:405
2897799120,11cyclictest0-21swapper/510:53:235
2896999122,4cyclictest736-21gdbus11:17:244
2896999122,4cyclictest721-21dbus-daemon11:49:314
2896999122,4cyclictest15-21kswork11:26:454
28969991212,0cyclictest0-21swapper/409:25:054
28969991210,1cyclictest7702-21sshd09:46:134
2896999121,5cyclictest709-21systemd-logind09:59:474
2896999120,2cyclictest15806-21grepconf.sh11:36:164
2896999120,11cyclictest721-21dbus-daemon12:20:244
2896999120,11cyclictest721-21dbus-daemon09:21:564
2896999120,11cyclictest3607-21kworker/4:210:34:314
2896999120,11cyclictest1-21systemd09:34:054
2896199129,2cyclictest23448-21bash12:04:073
2896199129,1cyclictest41-21ksoftirqd/311:44:213
28961991211,1cyclictest41-21ksoftirqd/311:33:563
28961991211,1cyclictest41-21ksoftirqd/311:10:303
28961991211,1cyclictest41-21ksoftirqd/309:42:113
28961991211,1cyclictest41-21ksoftirqd/309:38:003
28961991210,2cyclictest41-21ksoftirqd/311:04:033
28961991210,1cyclictest41-21ksoftirqd/310:52:493
28961991210,1cyclictest41-21ksoftirqd/310:09:143
28961991210,1cyclictest41-21ksoftirqd/309:24:213
28961991210,1cyclictest41-21ksoftirqd/309:09:413
2896199121,1cyclictest26061-21sshd12:20:503
2896199120,12cyclictest23930-21kworker/3:512:34:423
2896199120,12cyclictest23930-21kworker/3:512:34:423
2893399129,2cyclictest20552-21systemd12:16:520
28933991210,1cyclictest9-21ksoftirqd/010:25:440
2893399120,11cyclictest721-21dbus-daemon11:59:030
266882120,0sleep70-21swapper/709:34:297
127452120,1sleep449-21ksoftirqd/411:23:194
326332110,0sleep0101ktimersoftd/010:40:300
2899399119,1cyclictest73-21ksoftirqd/711:54:107
2899399119,1cyclictest73-21ksoftirqd/710:29:357
2899399119,1cyclictest73-21ksoftirqd/710:05:307
2899399119,1cyclictest18453-21kworker/7:312:00:287
2898599119,1cyclictest65-21ksoftirqd/611:52:506
2898599119,1cyclictest65-21ksoftirqd/611:36:506
2898599119,1cyclictest15-21kswork10:52:396
2898599119,1cyclictest1-21systemd10:44:386
2898599118,1cyclictest65-21ksoftirqd/609:50:576
2898599114,4cyclictest30861-21sshd11:04:086
2898599113,4cyclictest1-21systemd10:29:066
28985991110,1cyclictest65-21ksoftirqd/612:23:456
28985991110,1cyclictest65-21ksoftirqd/612:00:076
28985991110,1cyclictest65-21ksoftirqd/611:33:426
28985991110,1cyclictest65-21ksoftirqd/611:16:006
28985991110,1cyclictest65-21ksoftirqd/609:20:186
2897799119,1cyclictest57-21ksoftirqd/511:30:315
2897799119,1cyclictest57-21ksoftirqd/509:11:575
2897799112,5cyclictest1-21systemd10:45:525
2897799112,4cyclictest25326-21sshd09:50:515
2897799112,4cyclictest24558-21sshd11:53:155
2897799112,4cyclictest16274-21sshd09:57:415
2897799111,5cyclictest22650-21grepconf.sh10:25:205
2897799111,4cyclictest30515-21sshd12:22:575
2897799111,4cyclictest27519-21bash11:55:095
2897799110,10cyclictest20725-21kworker/5:011:04:345
2897799110,1cyclictest0-21swapper/510:19:485
2896999119,1cyclictest49-21ksoftirqd/409:18:504
2896999114,4cyclictest1416-21sshd10:05:574
2896999113,7cyclictest16727-21bash11:43:414
2896999113,4cyclictest721-21dbus-daemon12:17:144
28969991110,1cyclictest49-21ksoftirqd/410:28:434
28969991110,1cyclictest49-21ksoftirqd/409:54:034
2896999111,4cyclictest857-21polkitd10:13:184
2896999111,4cyclictest721-21dbus-daemon12:25:354
2896999111,4cyclictest14714-21sshd11:30:394
2896999111,4cyclictest1-21systemd10:16:034
2896999111,4cyclictest0-21swapper/412:31:404
2896999111,4cyclictest0-21swapper/412:31:404
2896999111,4cyclictest0-21swapper/410:33:284
2896999110,11cyclictest30687-21kworker/4:612:05:574
2896999110,11cyclictest24224-21kworker/4:009:39:474
2896999110,11cyclictest24224-21kworker/4:009:28:554
2896999110,10cyclictest29386-21bash10:45:494
2896199119,1cyclictest41-21ksoftirqd/312:24:563
2896199119,1cyclictest41-21ksoftirqd/312:15:433
2896199119,1cyclictest41-21ksoftirqd/311:55:583
2896199119,1cyclictest41-21ksoftirqd/310:54:573
2896199119,1cyclictest41-21ksoftirqd/310:31:393
2896199119,1cyclictest41-21ksoftirqd/310:20:373
2896199119,1cyclictest41-21ksoftirqd/310:06:003
2896199119,1cyclictest41-21ksoftirqd/309:16:443
2896199114,4cyclictest22292-21sshd09:30:383
28961991110,1cyclictest41-21ksoftirqd/311:58:593
28961991110,1cyclictest41-21ksoftirqd/311:27:533
28961991110,1cyclictest41-21ksoftirqd/310:43:423
2896199110,7cyclictest16834-21grep11:52:483
2896199110,10cyclictest21842-21kworker/3:110:59:043
28953991110,1cyclictest33-21ksoftirqd/209:03:542
2893399119,1cyclictest0-21swapper/010:17:310
2893399115,3cyclictest721-21dbus-daemon11:15:280
2893399114,6cyclictest857-21polkitd12:21:320
2893399112,4cyclictest721-21dbus-daemon11:34:310
2893399112,4cyclictest4299-21grepconf.sh11:44:430
2893399112,4cyclictest30627-21sshd11:38:590
2893399110,5cyclictest12464-21bash09:44:370
2893399110,11cyclictest22911-21kworker/0:110:37:340
27012110,0sleep50-21swapper/512:17:425
265422110,0sleep40-21swapper/411:56:594
2899399108,1cyclictest73-21ksoftirqd/709:52:107
2898599109,1cyclictest65-21ksoftirqd/611:55:016
2898599108,1cyclictest65-21ksoftirqd/610:01:216
2898599104,3cyclictest721-21dbus-daemon10:54:226
2898599103,4cyclictest26787-21sshd10:20:066
2898599102,5cyclictest6160-21iostat_ios10:59:076
2898599100,10cyclictest1316-21kworker/6:409:44:306
2897799108,1cyclictest57-21ksoftirqd/510:05:435
2897799103,6cyclictest10076-21sshd10:59:175
2897799102,5cyclictest28838-21sshd09:41:575
2897799100,4cyclictest9507-21sshd09:44:265
2897799100,4cyclictest8145-21sshd09:24:195
2897799100,4cyclictest15716-21sshd11:39:535
2897799100,4cyclictest0-21swapper/512:02:585
2897799100,10cyclictest0-21swapper/510:35:065
2896999108,1cyclictest49-21ksoftirqd/411:12:444
2896999104,6cyclictest0-21swapper/412:35:344
2896999104,6cyclictest0-21swapper/412:35:344
2896999102,5cyclictest8457-21cp10:40:594
2896999100,4cyclictest0-21swapper/410:49:154
2896199109,1cyclictest0-21swapper/309:19:513
2896199108,1cyclictest41-21ksoftirqd/310:45:283
2896199107,1cyclictest41-21ksoftirqd/311:29:273
2894199109,1cyclictest25-21ksoftirqd/107:28:531
2893399109,1cyclictest0-21swapper/009:28:290
2893399108,1cyclictest9-21ksoftirqd/012:08:430
2893399108,1cyclictest9-21ksoftirqd/011:31:280
2893399108,1cyclictest9-21ksoftirqd/011:19:330
2893399106,3cyclictest9-21ksoftirqd/011:50:020
2893399103,6cyclictest6182-21systemd-cgroups10:57:190
2893399103,4cyclictest1-21systemd10:23:530
2893399100,9cyclictest31109-21kworker/0:210:10:030
2893399100,4cyclictest857-21polkitd11:27:000
2893399100,4cyclictest28773-21sshd09:20:040
2893399100,4cyclictest14636-21sshd11:06:540
2893399100,10cyclictest27207-21kworker/0:309:43:280
289939993,3cyclictest0-21swapper/708:55:467
289859992,5cyclictest10126-21sshd09:09:236
289779992,4cyclictest26337-21grep11:24:045
289699997,1cyclictest0-21swapper/408:39:044
289699992,6cyclictest27903-21sshd11:58:554
289699991,4cyclictest32288-21sshd11:06:034
289619997,1cyclictest41-21ksoftirqd/311:19:003
289539998,1cyclictest33-21ksoftirqd/209:03:532
289339998,1cyclictest9-21ksoftirqd/010:04:270
289339997,1cyclictest9-21ksoftirqd/009:14:400
289339993,6cyclictest20587-21sshd09:54:120
289339990,9cyclictest1509-21kworker/0:312:12:570
289339990,4cyclictest3822-21sshd11:55:400
289339990,4cyclictest18362-21sshd10:01:250
289939983,2cyclictest0-21swapper/707:30:467
289859988,0cyclictest0-21swapper/608:49:046
289859986,1cyclictest65-21ksoftirqd/608:35:016
289859980,8cyclictest0-21swapper/607:30:056
289779984,4cyclictest0-21swapper/507:32:255
289699986,1cyclictest49-21ksoftirqd/408:25:564
289699983,1cyclictest0-21swapper/407:34:464
289699982,1cyclictest0-21swapper/407:19:524
289699980,8cyclictest0-21swapper/407:12:024
289699980,7cyclictest1-21systemd10:59:284
289699980,0cyclictest0-21swapper/407:29:134
289619983,0cyclictest0-21swapper/308:11:393
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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