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2026-05-15 - 17:00
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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 Fri May 15, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2894699117116,0cyclictest0-21swapper/410:10:584
2894699116100,1cyclictest49-21ksoftirqd/410:58:584
168282960,2sleep12893399cyclictest11:30:241
28957998428,0cyclictest0-21swapper/510:58:585
2897199760,75cyclictest10763-21kworker/7:210:58:587
96722730,2sleep12893399cyclictest09:38:511
28940997065,4cyclictest4802-21cp10:10:572
2893399690,69cyclictest20499-21kworker/1:010:10:581
28964996628,37cyclictest0-21swapper/610:58:586
28964995755,1cyclictest0-21swapper/610:10:586
210842560,1sleep021080-21bash09:52:430
289432550,0sleep00-21swapper/010:35:280
2867825326,9sleep40-21swapper/407:07:364
68842520,1sleep66863-21bash11:45:026
117502520,0sleep70-21swapper/712:19:397
85992510,0sleep20-21swapper/210:14:562
9552490,0sleep00-21swapper/010:04:450
78302490,2sleep02892699cyclictest12:27:090
2874424925,9sleep10-21swapper/107:08:291
234462490,0sleep20-21swapper/211:05:502
189592490,0sleep70-21swapper/709:54:277
155292490,0sleep30-21swapper/310:15:213
291562480,0sleep10-21swapper/110:35:291
259992480,0sleep50-21swapper/511:17:305
223062480,0sleep20-21swapper/210:29:222
145492480,1sleep21-21systemd10:55:492
127572480,0sleep50-21swapper/510:32:375
231402470,2sleep32894299cyclictest11:49:483
55252460,1sleep22894099cyclictest09:15:372
47562460,0sleep20-21swapper/211:25:522
301892460,0sleep50-21swapper/512:16:575
2858824634,8sleep50-21swapper/507:06:255
217592460,0sleep30-21swapper/310:44:363
18882460,0sleep50-21swapper/511:58:075
161922460,1sleep516189-21sshd11:53:185
2784024523,18sleep60-21swapper/607:04:266
161222450,0sleep10-21swapper/112:31:271
64162440,0sleep50-21swapper/511:00:565
323322430,0sleep40-21swapper/411:29:234
2877024331,8sleep70-21swapper/707:08:517
169452430,0sleep10-21swapper/112:06:441
132052430,0sleep60-21swapper/609:39:046
263842420,0sleep70-21swapper/709:13:107
215452420,0sleep00-21swapper/010:59:550
118282420,0sleep00-21swapper/010:01:400
103322420,0sleep70-21swapper/711:52:567
235272410,0sleep60-21swapper/609:43:206
2852824027,9sleep30-21swapper/307:05:353
2846924028,9sleep20-21swapper/207:04:462
2800524022,4sleep00-21swapper/007:04:280
215012400,0sleep20-21swapper/210:25:292
11462400,0sleep10-21swapper/112:24:461
7332390,2sleep72897199cyclictest10:29:597
131362390,0sleep6641ktimersoftd/609:21:426
28926993838,0cyclictest25939-21kworker/0:310:10:580
275072380,1sleep3721-21dbus-daemon10:58:303
187332380,0sleep341-21ksoftirqd/311:26:413
100672380,2sleep42894699cyclictest09:44:224
182242370,0sleep70-21swapper/711:59:057
28933993636,0cyclictest21683-21kworker/1:210:58:581
28926993534,1cyclictest31712-21kworker/0:610:58:570
2895799330,32cyclictest4936-21sshd10:10:585
254942250,0sleep40-21swapper/412:16:404
2897199226,15cyclictest0-21swapper/710:10:587
2897199212,3cyclictest27801-21grepconf.sh10:02:377
28964992116,3cyclictest65-21ksoftirqd/609:55:176
28964992114,4cyclictest65-21ksoftirqd/609:28:286
2895799210,1cyclictest1-21systemd10:49:585
2895799210,1cyclictest0-21swapper/512:02:335
2894299210,21cyclictest14009-21kworker/3:410:10:573
2897199203,16cyclictest32252-21sshd10:35:407
2897199201,4cyclictest0-21swapper/712:26:067
28964992016,3cyclictest65-21ksoftirqd/609:18:196
2895799204,5cyclictest13328-21bash09:46:255
2895799200,9cyclictest29287-21sshd12:13:115
2895799200,1cyclictest30843-21sshd11:19:405
2895799200,1cyclictest0-21swapper/509:25:425
74042190,0sleep20-21swapper/210:47:482
2897199194,4cyclictest26540-21bash10:25:477
2897199193,6cyclictest17662-21bash11:36:097
2897199193,6cyclictest17662-21bash11:36:097
2897199192,5cyclictest31508-21sshd12:07:367
2896499192,1cyclictest65-21ksoftirqd/612:04:506
28964991915,3cyclictest65-21ksoftirqd/612:37:526
2895799192,7cyclictest26460-21grep11:36:415
2895799192,7cyclictest26460-21grep11:36:415
2895799190,2cyclictest721-21dbus-daemon09:58:565
2895799190,2cyclictest31594-21bash12:20:525
2895799190,2cyclictest22778-21grepconf.sh10:25:345
2895799190,1cyclictest18966-21sshd12:27:485
2895799190,1cyclictest1-21systemd12:35:225
2892699192,13cyclictest23162-21sshd12:20:220
148322190,1sleep014826-21sshd10:46:100
301342180,1sleep430133-21grepconf.sh09:13:234
2897199183,6cyclictest8246-21systemd11:16:277
2897199183,5cyclictest1763-21bash09:22:567
2897199183,14cyclictest28636-21systemd11:29:147
2897199182,6cyclictest25942-21systemd12:12:597
2897199182,5cyclictest4209-21bash10:14:407
2897199182,5cyclictest0-21swapper/710:05:307
2897199182,4cyclictest3263-21sshd09:30:357
2897199182,4cyclictest3263-21sshd09:30:357
28964991817,1cyclictest65-21ksoftirqd/611:27:426
28964991813,1cyclictest65-21ksoftirqd/609:12:286
28964991812,3cyclictest464-21systemd-journal12:15:226
2895799183,6cyclictest6038-21bash11:25:565
2895799180,2cyclictest3563-21sd-pam11:12:175
2895799180,2cyclictest15398-21id12:29:255
2895799180,2cyclictest10442-21bash11:43:265
148352180,1sleep665-21ksoftirqd/611:14:516
2897199173,6cyclictest11385-21grepconf.sh12:02:297
2897199172,6cyclictest21347-21bash09:39:257
2897199172,5cyclictest721-21dbus-daemon12:36:337
2897199172,5cyclictest32254-21systemd11:04:227
2897199172,5cyclictest2341-21sshd09:24:457
2897199172,5cyclictest12031-21cp12:33:077
2897199172,5cyclictest1-21systemd10:59:157
2897199172,4cyclictest721-21dbus-daemon10:39:437
2897199172,4cyclictest0-21swapper/711:41:057
2897199172,2cyclictest1989-21cp11:12:117
2897199171,5cyclictest0-21swapper/711:21:567
2897199171,5cyclictest0-21swapper/709:37:387
2896499172,2cyclictest65-21ksoftirqd/612:26:396
28964991715,2cyclictest65-21ksoftirqd/610:52:246
28964991715,1cyclictest65-21ksoftirqd/610:32:566
28964991714,1cyclictest65-21ksoftirqd/612:02:146
28964991713,1cyclictest65-21ksoftirqd/610:15:126
2895799173,8cyclictest4038-21ystemctl11:08:355
2895799171,2cyclictest4312-21systemd11:48:495
2895799170,2cyclictest9703-21grepconf.sh09:29:085
2895799170,2cyclictest9703-21grepconf.sh09:29:085
2895799170,2cyclictest8271-21grepconf.sh09:15:475
2895799170,2cyclictest2739-21sd-pam10:01:095
2895799170,2cyclictest23030-21systemd12:05:085
2895799170,1cyclictest4794-21sshd10:47:385
28946991710,4cyclictest49-21ksoftirqd/409:43:144
28942991712,4cyclictest26538-21sshd10:06:163
28933991715,1cyclictest25-21ksoftirqd/111:52:201
28933991715,1cyclictest25-21ksoftirqd/111:08:551
28933991714,2cyclictest25-21ksoftirqd/112:34:201
2897199163,3cyclictest3111-21sshd09:49:347
2897199163,3cyclictest25320-21systemd11:46:117
2897199163,2cyclictest1814-21cp10:49:197
2897199162,6cyclictest1163-21sshd10:20:147
2897199162,5cyclictest6226-21systemd09:47:567
2897199162,2cyclictest22702-21systemd-cgroups10:44:427
2897199161,6cyclictest14235-21sshd11:26:257
2896499167,3cyclictest65-21ksoftirqd/610:34:586
2896499162,2cyclictest65-21ksoftirqd/610:42:496
28964991615,1cyclictest65-21ksoftirqd/611:50:536
28964991614,2cyclictest65-21ksoftirqd/611:40:396
28964991614,1cyclictest65-21ksoftirqd/612:20:346
28964991614,1cyclictest65-21ksoftirqd/611:58:386
28964991614,1cyclictest65-21ksoftirqd/609:32:156
28964991614,1cyclictest65-21ksoftirqd/609:32:156
28964991613,1cyclictest65-21ksoftirqd/612:09:286
28964991613,1cyclictest65-21ksoftirqd/611:07:036
28964991613,1cyclictest65-21ksoftirqd/609:47:266
2895799162,6cyclictest29238-21sshd09:51:095
2895799162,4cyclictest721-21dbus-daemon10:41:265
2895799160,1cyclictest23225-21sshd09:35:415
2895799160,1cyclictest0-21swapper/509:21:045
28946991614,1cyclictest49-21ksoftirqd/411:44:554
28940991615,1cyclictest33-21ksoftirqd/209:36:032
28940991610,3cyclictest33-21ksoftirqd/211:01:062
263842160,0sleep20-21swapper/212:28:152
18052160,0sleep10-21swapper/109:53:321
106332160,0sleep10-21swapper/110:15:031
2897199153,6cyclictest721-21dbus-daemon09:14:577
2897199152,3cyclictest1-21systemd12:14:557
2896499159,1cyclictest65-21ksoftirqd/611:19:516
2896499155,2cyclictest65-21ksoftirqd/610:21:096
28964991513,1cyclictest65-21ksoftirqd/612:29:576
28964991513,1cyclictest65-21ksoftirqd/611:37:216
28964991513,1cyclictest65-21ksoftirqd/611:37:216
28964991513,1cyclictest65-21ksoftirqd/611:09:246
28964991513,1cyclictest65-21ksoftirqd/610:59:196
28964991513,1cyclictest65-21ksoftirqd/610:45:556
28964991513,1cyclictest65-21ksoftirqd/610:07:586
28964991513,1cyclictest65-21ksoftirqd/610:02:146
28964991511,3cyclictest65-21ksoftirqd/610:27:206
28964991511,3cyclictest65-21ksoftirqd/609:52:346
2895799152,10cyclictest752-21snmpd11:29:245
2895799150,12cyclictest0-21swapper/510:21:325
2894699150,14cyclictest18361-21kworker/4:112:32:504
28940991511,3cyclictest33-21ksoftirqd/210:38:322
2894099150,1cyclictest0-21swapper/212:14:382
28933991513,1cyclictest25-21ksoftirqd/111:59:191
268072150,0sleep40-21swapper/410:27:474
214342150,1sleep031712-21kworker/0:610:23:350
199042150,2sleep32894299cyclictest11:11:193
298672140,0sleep00-21swapper/011:13:570
28964991412,1cyclictest65-21ksoftirqd/611:29:556
2895799140,11cyclictest1-21systemd09:10:245
2895799140,1cyclictest0-21swapper/510:36:245
28946991412,1cyclictest49-21ksoftirqd/411:01:474
28942991411,1cyclictest41-21ksoftirqd/312:29:233
2894099143,11cyclictest26697-21kworker/2:411:56:492
28940991412,1cyclictest33-21ksoftirqd/211:47:142
28940991412,1cyclictest33-21ksoftirqd/210:03:422
2894099141,1cyclictest131rcu_sched11:12:262
28933991412,1cyclictest25-21ksoftirqd/111:54:591
28933991412,1cyclictest25-21ksoftirqd/109:41:271
28933991412,1cyclictest0-21swapper/110:41:021
28062140,0sleep30-21swapper/311:08:313
323662130,0sleep232367-21sshd10:43:232
2895799133,9cyclictest1-21systemd09:42:585
2895799132,6cyclictest721-21dbus-daemon10:15:025
28946991311,1cyclictest49-21ksoftirqd/411:39:514
28940991312,1cyclictest33-21ksoftirqd/211:16:392
28940991311,1cyclictest33-21ksoftirqd/212:11:462
28940991311,1cyclictest33-21ksoftirqd/212:02:422
28940991311,1cyclictest33-21ksoftirqd/211:40:212
28940991311,1cyclictest33-21ksoftirqd/211:22:082
28940991311,1cyclictest33-21ksoftirqd/209:55:152
28940991311,1cyclictest33-21ksoftirqd/209:20:522
28940991310,2cyclictest33-21ksoftirqd/209:39:192
2894099130,1cyclictest131rcu_sched12:29:362
2893399139,1cyclictest25-21ksoftirqd/111:09:261
28933991312,1cyclictest25-21ksoftirqd/110:44:081
28933991311,1cyclictest25-21ksoftirqd/112:14:251
28933991311,1cyclictest25-21ksoftirqd/111:48:521
28933991311,1cyclictest25-21ksoftirqd/109:48:331
28933991311,1cyclictest25-21ksoftirqd/109:20:331
28926991310,2cyclictest32740-21grep09:36:150
28926991310,2cyclictest13220-21bash10:28:540
146312130,0sleep00-21swapper/012:12:200
2895799120,1cyclictest0-21swapper/510:04:415
2894699129,2cyclictest6715-21bash10:36:054
2894699129,1cyclictest49-21ksoftirqd/410:42:194
2894699128,2cyclictest49-21ksoftirqd/409:20:364
2894699128,1cyclictest49-21ksoftirqd/411:17:514
28946991211,1cyclictest49-21ksoftirqd/411:19:214
28946991210,1cyclictest49-21ksoftirqd/412:24:184
28946991210,1cyclictest49-21ksoftirqd/412:09:174
28946991210,1cyclictest49-21ksoftirqd/412:08:144
28946991210,1cyclictest49-21ksoftirqd/410:44:334
28946991210,1cyclictest49-21ksoftirqd/410:21:594
28946991210,1cyclictest49-21ksoftirqd/410:03:164
28946991210,1cyclictest49-21ksoftirqd/409:34:504
2894699120,12cyclictest15100-21kworker/4:510:33:104
2894699120,11cyclictest4540-21kworker/4:409:14:374
2894699120,11cyclictest28748-21kworker/4:312:00:234
2894699120,11cyclictest15431-21kworker/4:211:25:594
2894299129,2cyclictest26980-21bash11:17:343
2894299127,1cyclictest41-21ksoftirqd/311:42:483
2894299122,4cyclictest0-21swapper/309:16:303
28942991211,1cyclictest12079-21kill10:59:233
2894299120,11cyclictest10725-21sshd09:46:163
2894299120,1cyclictest0-21swapper/311:48:193
2894099127,4cyclictest33-21ksoftirqd/211:38:212
2894099127,4cyclictest33-21ksoftirqd/211:38:212
28940991210,2cyclictest33-21ksoftirqd/211:29:332
28940991210,2cyclictest33-21ksoftirqd/209:44:422
28940991210,2cyclictest13550irq/24-ahci[00010:06:402
28940991210,1cyclictest33-21ksoftirqd/212:08:082
28940991210,1cyclictest33-21ksoftirqd/209:51:132
28940991210,1cyclictest33-21ksoftirqd/209:32:282
28940991210,1cyclictest33-21ksoftirqd/209:32:282
28940991210,1cyclictest33-21ksoftirqd/209:10:462
28940991210,1cyclictest0-21swapper/212:34:462
2894099120,2cyclictest1-21systemd10:51:002
2893399128,2cyclictest25-21ksoftirqd/109:13:121
28933991211,1cyclictest25-21ksoftirqd/111:35:451
28933991211,1cyclictest25-21ksoftirqd/111:35:451
28933991211,1cyclictest25-21ksoftirqd/111:19:341
28933991211,1cyclictest25-21ksoftirqd/109:30:451
28933991211,1cyclictest25-21ksoftirqd/109:30:451
28933991210,1cyclictest25-21ksoftirqd/112:10:571
28933991210,1cyclictest25-21ksoftirqd/111:39:411
28933991210,1cyclictest25-21ksoftirqd/111:01:161
28933991210,1cyclictest25-21ksoftirqd/110:27:441
28933991210,1cyclictest25-21ksoftirqd/109:24:441
2893399120,11cyclictest30134-21kworker/1:011:28:331
2893399120,11cyclictest28833-21sshd10:31:391
2893399120,11cyclictest28759-21kworker/1:310:21:291
2892699122,4cyclictest28380-21systemd-cgroups11:19:300
2892699122,4cyclictest15773-21sshd11:30:200
2892699122,4cyclictest13736-21sshd11:07:100
2892699122,4cyclictest0-21swapper/011:46:410
2892699121,5cyclictest26993-21systemd11:25:160
2892699120,2cyclictest13534-21systemd12:00:390
2892699120,11cyclictest31404-21systemd09:11:110
2892699120,11cyclictest22565-21kworker/0:411:40:010
273192120,0sleep30-21swapper/309:51:023
109432120,0sleep10-21swapper/110:49:471
2895799111,9cyclictest7025-21awk08:24:065
2895799110,2cyclictest8999-21tail07:29:215
2895799110,1cyclictest5473-21cpuspeed_turbos07:24:175
2895799110,1cyclictest13481-21cstates08:34:185
2895799110,1cyclictest13481-21cstates08:34:185
2894699119,1cyclictest49-21ksoftirqd/412:22:464
2894699119,1cyclictest49-21ksoftirqd/411:12:004
2894699119,1cyclictest49-21ksoftirqd/410:49:514
2894699119,1cyclictest49-21ksoftirqd/410:14:234
2894699119,1cyclictest49-21ksoftirqd/409:51:374
2894699119,1cyclictest49-21ksoftirqd/409:31:464
2894699119,1cyclictest49-21ksoftirqd/409:31:464
2894699119,1cyclictest31299-21systemd12:36:134
2894699118,2cyclictest7849-21grepconf.sh11:06:504
2894699110,11cyclictest19173-21kworker/4:111:54:174
2894699110,10cyclictest0-21swapper/411:36:564
2894699110,10cyclictest0-21swapper/411:36:564
2894299119,1cyclictest41-21ksoftirqd/310:44:043
2894299112,5cyclictest18788-21sshd10:31:033
28942991110,1cyclictest41-21ksoftirqd/309:30:143
28942991110,1cyclictest41-21ksoftirqd/309:30:143
28942991110,1cyclictest0-21swapper/311:59:393
2894099118,2cyclictest33-21ksoftirqd/210:22:102
2894099110,1cyclictest131rcu_sched11:49:082
2893399119,1cyclictest9726-21sshd09:15:511
2893399119,1cyclictest25-21ksoftirqd/112:19:241
2893399119,1cyclictest25-21ksoftirqd/110:06:201
2893399119,1cyclictest25-21ksoftirqd/110:00:101
2893399119,1cyclictest25-21ksoftirqd/109:56:191
2893399110,10cyclictest721-21dbus-daemon11:14:341
2892699119,1cyclictest0-21swapper/012:08:510
2892699114,6cyclictest721-21dbus-daemon09:55:160
2892699113,7cyclictest18453-21sshd10:40:350
2892699112,4cyclictest9167-21httpd12:17:340
2892699112,4cyclictest7983-21sshd10:18:490
28926991110,1cyclictest9-21ksoftirqd/009:31:410
28926991110,1cyclictest9-21ksoftirqd/009:31:410
2892699111,4cyclictest721-21dbus-daemon10:50:060
2892699111,4cyclictest5953-21grepconf.sh11:56:250
2892699111,4cyclictest23855-21sshd09:47:020
2892699111,4cyclictest15395-21systemd-cgroups09:42:520
2892699110,11cyclictest5225-21kworker/0:409:25:550
2892699110,10cyclictest1392-21cp12:32:300
255172110,0sleep20-21swapper/212:20:312
181622110,0sleep30-21swapper/309:43:013
2895799103,6cyclictest752-21snmpd09:05:295
2895799103,6cyclictest752-21snmpd08:48:145
2895799103,6cyclictest752-21snmpd08:40:165
2895799103,6cyclictest752-21snmpd08:07:335
2895799103,6cyclictest752-21snmpd07:48:395
2895799102,7cyclictest758-21runrttasks09:00:025
2895799100,1cyclictest0-21swapper/507:59:215
2895799100,1cyclictest0-21swapper/507:19:215
2894699109,1cyclictest49-21ksoftirqd/410:04:234
2894699108,1cyclictest49-21ksoftirqd/411:51:354
2894699108,1cyclictest49-21ksoftirqd/409:54:234
2894699108,1cyclictest49-21ksoftirqd/409:26:504
2894299109,1cyclictest41-21ksoftirqd/312:09:283
2894299107,2cyclictest41-21ksoftirqd/309:13:513
2894299106,3cyclictest16128-21bash11:34:133
2894299106,3cyclictest16128-21bash11:34:133
2894299104,2cyclictest848-21bash09:57:143
2894299103,4cyclictest709-21systemd-logind09:24:123
2894299103,4cyclictest4877-21systemd-cgroups10:01:163
2894299102,4cyclictest709-21systemd-logind12:17:213
2894299102,4cyclictest22815-21systemd11:19:173
2894299101,4cyclictest0-21swapper/310:49:383
2894299100,9cyclictest24282-21kworker/3:612:22:593
2894299100,6cyclictest6794-21bash12:06:083
2894299100,10cyclictest6447-21bash10:22:413
2894299100,10cyclictest0-21swapper/309:20:253
2894099108,1cyclictest33-21ksoftirqd/209:24:432
2892699107,2cyclictest24302-21systemd09:14:480
2892699103,6cyclictest18297-21sshd12:35:250
2892699102,7cyclictest730-21NetworkManager11:34:270
2892699102,7cyclictest730-21NetworkManager11:34:270
2892699101,4cyclictest873-21abrt-dump-journ09:19:310
2892699100,4cyclictest31063-21systemd-cgroups10:29:510
2892699100,10cyclictest0-21swapper/011:49:490
2892699100,0cyclictest0-21swapper/011:14:180
237162100,0sleep20-21swapper/208:49:262
31013290,1sleep331281-21bash12:34:183
289719992,4cyclictest28034-21cut08:04:067
289649998,1cyclictest65-21ksoftirqd/607:19:206
289579992,6cyclictest752-21snmpd08:26:125
289579992,6cyclictest11468-21expr07:34:185
289579991,1cyclictest0-21swapper/508:54:205
289579990,8cyclictest14033-21/usr/sbin/munin07:39:265
289579990,2cyclictest23220-21ntp_states08:49:245
289579990,1cyclictest23352-21gltestperf07:54:205
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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