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2026-08-25 - 00:59
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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 Mon Aug 24, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
214342870,1sleep521435-21grep11:56:345
248412860,0sleep0111rcuc/010:55:180
248412860,0sleep0111rcuc/010:55:180
119442830,0sleep60-21swapper/612:28:396
115952630,0sleep40-21swapper/410:32:394
110882610,0sleep211063-21sshd09:13:002
110882610,0sleep211063-21sshd09:13:002
890525430,8sleep70-21swapper/707:03:347
5942530,0sleep70-21swapper/709:06:327
289892530,1sleep228950-21strings09:40:392
146572520,0sleep20-21swapper/209:26:372
28312510,0sleep70-21swapper/711:17:277
94492500,1sleep21-21systemd09:52:082
256472500,1sleep425619-21sshd10:53:294
256472500,1sleep425619-21sshd10:53:294
222502500,0sleep20-21swapper/211:00:322
222502500,0sleep20-21swapper/211:00:322
155362500,1sleep7721ktimersoftd/711:10:547
143342500,1sleep557-21ksoftirqd/511:30:475
10402500,0sleep10-21swapper/112:26:091
292182490,0sleep00-21swapper/010:04:400
292182490,0sleep00-21swapper/010:04:400
232722490,0sleep70-21swapper/710:15:127
213712490,0sleep30-21swapper/312:18:183
120152490,0sleep30-21swapper/309:11:093
120152490,0sleep30-21swapper/309:11:093
114112490,0sleep40-21swapper/409:28:404
881724825,8sleep10-21swapper/107:02:241
102012480,1sleep710200-21bash09:59:587
55642470,0sleep60-21swapper/612:33:436
37482470,2sleep3922899cyclictest12:06:253
239932470,0sleep125-21ksoftirqd/110:16:581
96202460,0sleep20-21swapper/211:35:562
87782460,0sleep10-21swapper/111:50:291
64942460,1sleep56490-21systemd10:59:395
62142460,0sleep60-21swapper/610:41:226
55282460,0sleep75526-21sshd12:11:587
138172460,1sleep713809-21bash11:39:547
28732450,0sleep00-21swapper/010:28:350
287212450,0sleep50-21swapper/511:09:565
191672450,0sleep70-21swapper/711:27:287
132022450,0sleep60-21swapper/609:18:326
306082440,0sleep50-21swapper/510:53:475
306082440,0sleep50-21swapper/510:53:475
239212440,0sleep00-21swapper/011:02:230
239212440,0sleep00-21swapper/011:02:230
183612440,0sleep2311rcuc/211:32:522
32772430,1sleep23222-21sshd12:20:502
152692430,0sleep20-21swapper/210:49:192
96512420,0sleep60-21swapper/609:37:076
68112420,0sleep20-21swapper/211:50:222
311162420,0sleep20-21swapper/209:38:392
293452420,2sleep1921399cyclictest09:57:121
270682420,1sleep427052-21cp11:15:164
229452420,0sleep10-21swapper/111:22:101
18702420,0sleep71-21systemd10:41:077
144862420,0sleep60-21swapper/611:45:216
13302420,0sleep50-21swapper/510:12:065
877624128,9sleep50-21swapper/507:01:485
58772410,0sleep00-21swapper/012:30:090
308202410,0sleep00-21swapper/010:48:210
201462410,0sleep00-21swapper/010:34:590
19762410,1sleep4721-21dbus-daemon11:17:244
894024028,9sleep60-21swapper/607:04:056
886524028,8sleep00-21swapper/007:03:030
873524029,8sleep40-21swapper/407:01:154
74922400,0sleep60-21swapper/610:52:276
74922400,0sleep60-21swapper/610:52:276
311492400,2sleep4923699cyclictest09:53:394
28812400,0sleep10-21swapper/112:22:411
197592400,0sleep40-21swapper/410:45:454
148452400,0sleep114839-21sshd10:29:161
99182390,0sleep30-21swapper/311:35:573
873323926,9sleep20-21swapper/207:01:132
871623927,8sleep30-21swapper/307:00:583
257662390,0sleep30-21swapper/310:55:213
257662390,0sleep30-21swapper/310:55:213
166832390,0sleep10-21swapper/111:05:361
142102390,0sleep7711rcuc/710:27:217
212842370,0sleep60-21swapper/611:18:306
172832360,1sleep773-21ksoftirqd/709:13:217
172832360,1sleep773-21ksoftirqd/709:13:217
21492290,12sleep213550irq/24-ahci[00011:57:192
9252992413,1cyclictest65-21ksoftirqd/612:19:556
925299239,3cyclictest65-21ksoftirqd/610:25:406
9228992218,3cyclictest41-21ksoftirqd/312:04:033
920899221,4cyclictest8254-21grepconf.sh11:50:270
925299208,2cyclictest65-21ksoftirqd/610:22:356
925299205,2cyclictest65-21ksoftirqd/612:05:136
9228992015,3cyclictest41-21ksoftirqd/309:23:573
922899200,1cyclictest131rcu_sched09:17:163
9252991917,1cyclictest631rcuc/611:39:236
9252991913,4cyclictest65-21ksoftirqd/609:53:076
9228991913,3cyclictest41-21ksoftirqd/310:18:083
920899191,5cyclictest1-21systemd10:41:310
920899190,6cyclictest8215-21grepconf.sh11:37:440
920899190,5cyclictest29022-21grepconf.sh09:27:350
319092190,0sleep10-21swapper/112:35:141
136412190,0sleep40-21swapper/409:44:014
925299186,2cyclictest65-21ksoftirqd/610:32:126
925299182,1cyclictest65-21ksoftirqd/610:04:456
925299182,1cyclictest65-21ksoftirqd/610:04:456
9252991815,2cyclictest65-21ksoftirqd/610:10:536
925299181,2cyclictest131rcu_sched09:30:476
9228991816,1cyclictest41-21ksoftirqd/312:34:203
9228991816,1cyclictest41-21ksoftirqd/312:15:003
920899187,3cyclictest9-21ksoftirqd/010:10:500
920899181,1cyclictest709-21systemd-logind12:19:090
920899180,5cyclictest6005-21grepconf.sh11:30:250
920899180,5cyclictest464-21systemd-journal12:03:050
925299172,1cyclictest65-21ksoftirqd/609:27:366
9252991715,1cyclictest65-21ksoftirqd/611:31:046
9252991715,1cyclictest65-21ksoftirqd/610:00:156
9252991715,1cyclictest65-21ksoftirqd/609:42:246
9252991711,4cyclictest65-21ksoftirqd/611:01:186
9252991711,4cyclictest65-21ksoftirqd/611:01:186
922899176,1cyclictest131rcu_sched10:39:073
9228991716,1cyclictest41-21ksoftirqd/310:45:303
9228991715,2cyclictest15-21kswork10:23:513
9228991715,1cyclictest41-21ksoftirqd/311:12:563
9228991715,1cyclictest41-21ksoftirqd/310:42:043
9228991715,1cyclictest41-21ksoftirqd/309:40:423
9228991715,1cyclictest41-21ksoftirqd/309:07:023
9228991713,3cyclictest41-21ksoftirqd/310:03:383
9228991713,3cyclictest41-21ksoftirqd/310:03:383
922899170,16cyclictest9349-21kworker/3:011:19:093
9220991713,3cyclictest33-21ksoftirqd/212:19:562
920899173,2cyclictest29718-21grepconf.sh10:35:310
920899171,7cyclictest23083-21systemd11:25:490
920899171,1cyclictest0-21swapper/012:11:550
920899171,1cyclictest0-21swapper/012:07:230
920899171,1cyclictest0-21swapper/009:20:400
920899170,5cyclictest28516-21bash09:06:140
920899170,5cyclictest27270-21grep10:17:100
920899170,4cyclictest0-21swapper/011:24:330
920899170,3cyclictest1-21systemd12:31:450
920899170,1cyclictest0-21swapper/011:59:580
920899170,1cyclictest0-21swapper/009:50:340
3442170,0sleep4481ktimersoftd/409:14:144
3442170,0sleep4481ktimersoftd/409:14:144
222442170,1sleep11-21systemd09:42:221
925299164,3cyclictest65-21ksoftirqd/612:07:006
9252991615,1cyclictest65-21ksoftirqd/612:00:216
9252991614,1cyclictest65-21ksoftirqd/612:20:376
9252991614,1cyclictest65-21ksoftirqd/611:54:126
9252991614,1cyclictest65-21ksoftirqd/611:45:356
9252991614,1cyclictest65-21ksoftirqd/611:08:126
9252991614,1cyclictest65-21ksoftirqd/609:22:536
9252991613,1cyclictest65-21ksoftirqd/611:21:006
9252991612,1cyclictest65-21ksoftirqd/611:29:006
925299160,2cyclictest131rcu_sched10:59:276
925299160,15cyclictest5807-21kworker/6:310:19:186
9244991612,4cyclictest18969-21kworker/5:212:03:145
9236991614,1cyclictest49-21ksoftirqd/410:29:064
922899164,4cyclictest41-21ksoftirqd/312:30:073
9228991615,1cyclictest41-21ksoftirqd/309:50:463
9228991614,1cyclictest41-21ksoftirqd/311:52:503
9228991614,1cyclictest41-21ksoftirqd/311:43:243
9228991614,1cyclictest41-21ksoftirqd/311:25:553
9228991614,1cyclictest41-21ksoftirqd/311:06:403
9228991614,1cyclictest41-21ksoftirqd/310:25:563
9228991614,1cyclictest41-21ksoftirqd/310:05:413
9228991614,1cyclictest41-21ksoftirqd/309:50:203
9228991613,1cyclictest41-21ksoftirqd/312:20:463
9228991612,1cyclictest41-21ksoftirqd/311:57:323
9228991612,1cyclictest41-21ksoftirqd/310:13:323
922899160,1cyclictest41-21ksoftirqd/310:31:163
9220991615,1cyclictest33-21ksoftirqd/212:06:332
9220991615,1cyclictest33-21ksoftirqd/210:28:202
9213991614,1cyclictest25-21ksoftirqd/110:36:101
9213991612,3cyclictest31997-21sshd11:37:141
920899162,13cyclictest11712-21sshd10:21:440
920899161,1cyclictest0-21swapper/010:56:270
920899161,1cyclictest0-21swapper/009:10:560
920899161,1cyclictest0-21swapper/009:10:560
920899160,5cyclictest24211-21bash11:13:160
920899160,5cyclictest23061-21grepconf.sh11:42:090
920899160,5cyclictest13014-21bash09:18:320
920899160,4cyclictest28279-21bash11:46:020
920899160,3cyclictest29006-21sshd11:18:570
920899160,1cyclictest0-21swapper/012:24:170
197792160,0sleep10-21swapper/111:18:251
186822160,0sleep30-21swapper/311:32:533
925299153,1cyclictest65-21ksoftirqd/609:46:126
9252991514,1cyclictest65-21ksoftirqd/609:11:046
9252991514,1cyclictest65-21ksoftirqd/609:11:046
9252991513,2cyclictest65-21ksoftirqd/610:05:306
9252991513,1cyclictest65-21ksoftirqd/612:10:446
9252991513,1cyclictest65-21ksoftirqd/611:11:346
9252991513,1cyclictest65-21ksoftirqd/610:45:306
9252991513,1cyclictest65-21ksoftirqd/610:38:466
924499158,3cyclictest57-21ksoftirqd/510:38:205
9244991512,2cyclictest29150-21sshd09:10:245
9244991512,2cyclictest29150-21sshd09:10:245
9236991511,3cyclictest49-21ksoftirqd/412:10:404
9228991514,1cyclictest41-21ksoftirqd/309:55:403
9228991514,1cyclictest41-21ksoftirqd/309:28:043
9228991513,1cyclictest41-21ksoftirqd/311:21:143
9228991513,1cyclictest41-21ksoftirqd/311:02:363
9228991513,1cyclictest41-21ksoftirqd/311:02:363
9228991513,1cyclictest41-21ksoftirqd/309:36:173
9228991513,1cyclictest41-21ksoftirqd/309:32:043
9228991511,2cyclictest41-21ksoftirqd/310:57:093
9220991512,2cyclictest33-21ksoftirqd/210:36:322
922099150,14cyclictest10655-21kworker/2:010:05:582
922099150,1cyclictest131rcu_sched10:13:132
9213991513,1cyclictest25-21ksoftirqd/112:12:431
9213991513,1cyclictest25-21ksoftirqd/110:43:181
9213991513,1cyclictest25-21ksoftirqd/109:10:221
920899151,1cyclictest0-21swapper/010:05:260
920899151,1cyclictest0-21swapper/009:39:450
920899151,1cyclictest0-21swapper/009:30:450
920899150,5cyclictest22069-21id11:07:420
920899150,4cyclictest31886-21bash09:43:020
920899150,4cyclictest30864-21sshd09:55:330
920899150,1cyclictest0-21swapper/009:48:130
20552150,1sleep12010-21sshd11:33:471
9252991410,1cyclictest65-21ksoftirqd/609:08:056
9244991412,1cyclictest57-21ksoftirqd/511:24:315
9244991412,1cyclictest26828-21sshd10:20:455
923699149,1cyclictest49-21ksoftirqd/409:21:344
9236991413,1cyclictest49-21ksoftirqd/412:27:514
9236991413,1cyclictest49-21ksoftirqd/411:36:584
9236991413,1cyclictest49-21ksoftirqd/411:31:144
9236991413,1cyclictest49-21ksoftirqd/409:59:554
9236991412,1cyclictest49-21ksoftirqd/411:10:224
9236991412,1cyclictest49-21ksoftirqd/410:21:434
9236991412,1cyclictest49-21ksoftirqd/410:01:384
9236991412,1cyclictest49-21ksoftirqd/410:01:384
9236991412,1cyclictest15-21kswork11:52:554
9236991410,3cyclictest49-21ksoftirqd/410:59:244
9228991412,1cyclictest41-21ksoftirqd/311:46:233
9220991413,1cyclictest33-21ksoftirqd/209:18:422
9220991412,1cyclictest33-21ksoftirqd/212:12:072
9220991412,1cyclictest33-21ksoftirqd/211:46:012
9220991412,1cyclictest33-21ksoftirqd/210:55:342
9220991412,1cyclictest33-21ksoftirqd/209:57:572
9220991411,1cyclictest33-21ksoftirqd/212:30:352
9220991411,1cyclictest33-21ksoftirqd/211:18:262
922099141,2cyclictest131rcu_sched11:22:592
922099140,1cyclictest23851-21systemd-cgroups09:23:012
922099140,1cyclictest131rcu_sched11:25:302
922099140,1cyclictest131rcu_sched10:31:492
922099140,1cyclictest131rcu_sched10:15:272
922099140,1cyclictest11669-21sshd12:26:462
9213991413,1cyclictest25-21ksoftirqd/112:08:111
9213991412,1cyclictest25-21ksoftirqd/110:57:241
9213991412,1cyclictest25-21ksoftirqd/109:15:501
9213991411,2cyclictest25-21ksoftirqd/111:12:551
44442140,0sleep60-21swapper/607:50:406
320392140,0sleep70-21swapper/709:15:537
926099133,4cyclictest24317-21grep12:09:287
926099133,4cyclictest12641-21sshd11:07:097
924499139,3cyclictest57-21ksoftirqd/509:42:075
9244991311,1cyclictest57-21ksoftirqd/512:30:295
9244991311,1cyclictest57-21ksoftirqd/511:18:245
9244991311,1cyclictest57-21ksoftirqd/509:36:035
9244991311,1cyclictest57-21ksoftirqd/509:25:405
923699135,3cyclictest49-21ksoftirqd/410:18:444
9236991312,1cyclictest49-21ksoftirqd/412:23:484
9236991312,1cyclictest49-21ksoftirqd/411:57:154
9236991312,1cyclictest49-21ksoftirqd/411:44:064
9236991311,1cyclictest49-21ksoftirqd/409:35:574
9236991311,1cyclictest49-21ksoftirqd/409:30:414
923699130,2cyclictest28664-21id10:37:124
922099139,4cyclictest33-21ksoftirqd/212:02:322
922099138,3cyclictest33-21ksoftirqd/211:44:242
9220991312,1cyclictest33-21ksoftirqd/210:41:452
9220991311,2cyclictest33-21ksoftirqd/210:03:452
9220991311,2cyclictest33-21ksoftirqd/210:03:452
9220991311,1cyclictest33-21ksoftirqd/211:10:432
9220991311,1cyclictest33-21ksoftirqd/210:55:122
9220991311,1cyclictest33-21ksoftirqd/210:55:122
9220991311,1cyclictest33-21ksoftirqd/210:22:322
9220991311,1cyclictest33-21ksoftirqd/209:48:582
9220991311,1cyclictest33-21ksoftirqd/209:30:412
9213991312,1cyclictest25-21ksoftirqd/111:47:591
9213991312,1cyclictest25-21ksoftirqd/110:06:441
9213991312,1cyclictest25-21ksoftirqd/109:30:391
9213991311,1cyclictest25-21ksoftirqd/112:05:131
9213991311,1cyclictest25-21ksoftirqd/111:27:271
9213991311,1cyclictest25-21ksoftirqd/110:50:571
9213991311,1cyclictest25-21ksoftirqd/110:50:571
9213991311,1cyclictest25-21ksoftirqd/110:31:121
9213991311,1cyclictest25-21ksoftirqd/109:21:551
9213991310,1cyclictest25-21ksoftirqd/109:50:441
921399130,1cyclictest721-21dbus-daemon09:48:301
20452130,0sleep70-21swapper/710:57:337
926099126,5cyclictest663-21in:imjournal11:40:507
926099122,4cyclictest4627-21sshd09:36:507
926099122,4cyclictest19455-21sshd09:22:467
9260991210,1cyclictest73-21ksoftirqd/711:20:237
9260991210,1cyclictest73-21ksoftirqd/710:39:447
926099121,5cyclictest32230-21bash10:46:287
926099120,1cyclictest0-21swapper/712:03:187
924499129,1cyclictest57-21ksoftirqd/511:28:185
924499126,4cyclictest57-21ksoftirqd/509:30:285
924499122,4cyclictest10932-21sshd11:14:215
9244991211,1cyclictest57-21ksoftirqd/512:11:285
9244991211,1cyclictest57-21ksoftirqd/511:00:415
9244991211,1cyclictest57-21ksoftirqd/511:00:415
9244991211,1cyclictest0-21swapper/512:30:005
9244991210,1cyclictest57-21ksoftirqd/511:50:225
9244991210,1cyclictest57-21ksoftirqd/510:41:485
9244991210,1cyclictest57-21ksoftirqd/509:16:015
923699126,5cyclictest49-21ksoftirqd/409:45:224
9236991211,1cyclictest49-21ksoftirqd/412:00:364
9236991211,1cyclictest49-21ksoftirqd/411:46:364
9236991211,1cyclictest49-21ksoftirqd/409:18:034
9236991210,1cyclictest49-21ksoftirqd/412:15:504
9236991210,1cyclictest49-21ksoftirqd/412:06:354
9236991210,1cyclictest49-21ksoftirqd/411:25:304
9236991210,1cyclictest49-21ksoftirqd/410:40:344
923699120,2cyclictest131rcu_sched11:21:094
923699120,12cyclictest31287-21kworker/4:310:08:124
923699120,1cyclictest131rcu_sched12:31:114
922099129,2cyclictest33-21ksoftirqd/211:07:022
922099128,1cyclictest33-21ksoftirqd/209:06:002
921399127,4cyclictest25-21ksoftirqd/110:00:361
921399127,4cyclictest25-21ksoftirqd/110:00:361
921399124,5cyclictest9150-21grepconf.sh11:43:131
9213991211,1cyclictest25-21ksoftirqd/111:02:311
9213991211,1cyclictest25-21ksoftirqd/111:02:311
9213991211,1cyclictest25-21ksoftirqd/110:11:011
9213991211,1cyclictest25-21ksoftirqd/109:35:271
9213991211,1cyclictest25-21ksoftirqd/109:11:391
9213991211,1cyclictest25-21ksoftirqd/109:11:391
9213991210,1cyclictest25-21ksoftirqd/110:45:471
9213991210,1cyclictest25-21ksoftirqd/110:23:191
9213991210,1cyclictest19289-21kworker/1:011:56:381
9213991210,1cyclictest0-21swapper/109:29:541
150022120,0sleep70-21swapper/712:32:247
926099119,1cyclictest73-21ksoftirqd/710:18:177
926099116,2cyclictest17594-21bash12:21:407
926099113,4cyclictest857-21polkitd10:22:407
926099112,4cyclictest7355-21sshd10:30:377
926099112,4cyclictest5430-21sshd09:43:267
926099111,4cyclictest29800-21sshd11:00:517
926099111,4cyclictest29800-21sshd11:00:517
926099111,4cyclictest18587-21sshd10:53:057
926099111,4cyclictest18587-21sshd10:53:057
926099111,4cyclictest1-21systemd11:51:007
926099110,11cyclictest0-21swapper/709:34:157
9252991110,1cyclictest65-21ksoftirqd/607:20:226
924499119,2cyclictest57-21ksoftirqd/512:16:045
924499119,1cyclictest57-21ksoftirqd/511:46:235
924499119,1cyclictest57-21ksoftirqd/510:19:465
924499119,1cyclictest1-21systemd09:22:315
924499119,1cyclictest0-21swapper/510:48:455
924499117,3cyclictest57-21ksoftirqd/509:58:135
924499117,1cyclictest57-21ksoftirqd/512:05:455
924499116,2cyclictest0-21swapper/508:41:255
924499116,1cyclictest57-21ksoftirqd/511:41:065
924499113,5cyclictest27843-21systemd-cgroups09:51:045
9244991110,1cyclictest57-21ksoftirqd/512:22:085
9244991110,1cyclictest57-21ksoftirqd/511:37:085
9244991110,1cyclictest57-21ksoftirqd/510:30:055
9244991110,1cyclictest57-21ksoftirqd/510:08:215
9244991110,1cyclictest57-21ksoftirqd/510:00:455
9244991110,1cyclictest57-21ksoftirqd/510:00:455
9244991110,1cyclictest57-21ksoftirqd/509:05:535
923699119,1cyclictest49-21ksoftirqd/410:10:244
923699118,2cyclictest49-21ksoftirqd/411:02:274
923699118,2cyclictest49-21ksoftirqd/411:02:274
921399119,1cyclictest25-21ksoftirqd/112:15:371
920899114,1cyclictest9-21ksoftirqd/007:05:430
920899111,1cyclictest0-21swapper/009:05:220
920899110,1cyclictest0-21swapper/008:05:390
120522110,1sleep7709-21systemd-logind12:26:477
926099109,1cyclictest0-21swapper/712:16:477
926099105,2cyclictest30509-21sshd11:49:547
926099103,4cyclictest30855-21kworker/7:009:52:447
926099102,3cyclictest15964-21sshd11:32:447
926099100,4cyclictest7395-21systemd-cgroups10:01:337
926099100,4cyclictest7395-21systemd-cgroups10:01:337
926099100,4cyclictest2906-21nscd11:57:017
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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