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2026-05-01 - 19:44
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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 01, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502760,0sleep70-21swapper/709:18:327
279772690,1sleep09-21ksoftirqd/010:13:030
270372540,1sleep71-21systemd12:37:597
261122540,1sleep79382-21kworker/7:309:36:507
95492530,0sleep50-21swapper/511:16:365
301802530,1sleep730184-21bash12:32:317
301802530,1sleep730184-21bash12:32:317
78522510,1sleep27845-21systemd11:37:392
78522510,1sleep27845-21systemd11:37:392
272282510,0sleep10-21swapper/110:43:161
199472510,0sleep60-21swapper/610:42:496
1891825138,9sleep20-21swapper/207:06:242
1915724925,8sleep00-21swapper/007:09:340
163012490,1sleep416259-21sshd10:33:104
273782480,0sleep30-21swapper/311:36:523
273782480,0sleep30-21swapper/311:36:523
1893724825,8sleep10-21swapper/107:06:391
256672460,0sleep10-21swapper/111:30:581
250182460,0sleep60-21swapper/610:01:246
175092460,1sleep617493-21bash10:35:046
1668324635,8sleep30-21swapper/307:04:403
102332460,1sleep610230-21grepconf.sh12:14:126
92292450,1sleep557-21ksoftirqd/510:09:565
60642450,0sleep50-21swapper/511:23:575
280642450,0sleep40-21swapper/410:50:564
227812450,0sleep00-21swapper/010:42:590
187402450,0sleep50-21swapper/510:23:505
13562450,0sleep30-21swapper/310:17:073
305542440,1sleep530551-21bash10:45:205
267502440,1sleep126749-21sed11:59:571
250222440,0sleep10-21swapper/109:42:291
250222440,0sleep10-21swapper/109:42:291
208212440,0sleep50-21swapper/509:53:385
172562440,0sleep70-21swapper/711:34:247
219032430,1sleep233-21ksoftirqd/211:09:362
198212430,0sleep70-21swapper/708:59:587
177722430,0sleep10-21swapper/111:49:561
177722430,0sleep10-21swapper/111:49:561
1668624326,13sleep60-21swapper/607:04:436
105342430,0sleep7758-21runrttasks09:54:527
80242420,0sleep60-21swapper/611:03:076
269762420,0sleep00-21swapper/009:21:370
263422420,0sleep20-21swapper/210:39:252
134512420,0sleep60-21swapper/609:38:016
111102420,0sleep50-21swapper/509:35:525
56832410,0sleep10-21swapper/111:47:231
109052410,0sleep00-21swapper/011:03:170
268762400,1sleep326836-21sshd09:44:313
268762400,1sleep326836-21sshd09:44:313
256532400,0sleep70-21swapper/711:44:497
1886424027,9sleep40-21swapper/407:05:384
1668524027,9sleep50-21swapper/507:04:425
95952390,0sleep30-21swapper/311:45:413
91362390,0sleep00-21swapper/012:12:130
285542390,0sleep60-21swapper/612:28:376
206442390,0sleep60-21swapper/609:04:386
1886723927,8sleep70-21swapper/707:05:417
38252380,0sleep50-21swapper/509:44:575
258182380,0sleep00-21swapper/011:52:190
258182380,0sleep00-21swapper/011:52:190
217462380,0sleep40-21swapper/409:55:294
126982380,0sleep40-21swapper/411:14:514
101992360,2sleep61935799cyclictest09:52:596
73032350,0sleep233-21ksoftirqd/210:19:222
213542350,0sleep20-21swapper/212:03:342
132642330,0sleep3391rcuc/310:21:313
64732270,1sleep06391-21sshd11:45:300
19308992113,3cyclictest9-21ksoftirqd/009:53:010
1935799205,3cyclictest65-21ksoftirqd/611:12:506
19308992014,3cyclictest9-21ksoftirqd/010:05:150
69772190,0sleep70-21swapper/711:37:367
69772190,0sleep70-21swapper/711:37:367
19357991917,1cyclictest65-21ksoftirqd/610:08:536
19357991916,1cyclictest65-21ksoftirqd/611:44:506
19365991816,1cyclictest73-21ksoftirqd/711:08:057
19357991817,1cyclictest65-21ksoftirqd/609:30:466
19357991814,1cyclictest65-21ksoftirqd/612:34:436
19357991813,1cyclictest65-21ksoftirqd/610:46:476
19357991812,3cyclictest65-21ksoftirqd/609:16:096
124902180,0sleep70-21swapper/710:36:417
324252170,1sleep11931699cyclictest11:29:291
19365991713,1cyclictest73-21ksoftirqd/712:00:317
1935799177,1cyclictest65-21ksoftirqd/609:45:106
19357991716,1cyclictest65-21ksoftirqd/612:16:206
19357991715,1cyclictest65-21ksoftirqd/611:24:206
19357991715,1cyclictest65-21ksoftirqd/609:13:356
19357991714,2cyclictest25795-21cp11:07:556
19357991713,3cyclictest65-21ksoftirqd/611:18:476
19357991713,1cyclictest65-21ksoftirqd/609:26:346
19357991712,3cyclictest464-21systemd-journal11:40:206
19357991710,3cyclictest65-21ksoftirqd/610:56:346
19308991715,1cyclictest9-21ksoftirqd/012:37:390
19308991715,1cyclictest9-21ksoftirqd/012:05:070
19308991715,1cyclictest9-21ksoftirqd/011:40:140
19308991715,1cyclictest9-21ksoftirqd/011:33:550
19308991714,2cyclictest9-21ksoftirqd/010:28:310
308272160,0sleep730828-21sshd10:34:017
19365991615,1cyclictest73-21ksoftirqd/710:49:507
19365991615,1cyclictest73-21ksoftirqd/709:32:257
19365991614,1cyclictest73-21ksoftirqd/711:44:057
19365991614,1cyclictest73-21ksoftirqd/711:12:317
19365991614,1cyclictest73-21ksoftirqd/710:55:107
19365991614,1cyclictest73-21ksoftirqd/710:25:017
19365991614,1cyclictest73-21ksoftirqd/710:19:017
19365991614,1cyclictest73-21ksoftirqd/710:10:107
19365991614,1cyclictest73-21ksoftirqd/709:28:347
19365991614,1cyclictest73-21ksoftirqd/709:11:257
1936599160,2cyclictest131rcu_sched10:41:437
1936599160,15cyclictest23949-21kworker/7:312:19:087
1936599160,15cyclictest17604-21kworker/7:209:50:237
1936599160,15cyclictest10639-21kworker/7:411:57:587
1935799166,1cyclictest65-21ksoftirqd/612:30:146
1935799166,1cyclictest65-21ksoftirqd/612:30:146
1935799165,3cyclictest65-21ksoftirqd/612:19:436
1935799164,1cyclictest65-21ksoftirqd/609:54:526
19357991615,1cyclictest65-21ksoftirqd/611:30:436
19357991614,1cyclictest65-21ksoftirqd/612:03:376
19357991614,1cyclictest65-21ksoftirqd/611:26:206
19357991614,1cyclictest65-21ksoftirqd/610:20:536
19357991614,1cyclictest65-21ksoftirqd/609:23:196
19357991612,1cyclictest65-21ksoftirqd/612:08:586
19357991612,1cyclictest65-21ksoftirqd/610:27:556
19316991615,1cyclictest25-21ksoftirqd/110:53:291
19316991614,1cyclictest25-21ksoftirqd/112:34:381
19316991614,1cyclictest25-21ksoftirqd/111:57:271
19316991614,1cyclictest25-21ksoftirqd/111:20:371
19316991614,1cyclictest25-21ksoftirqd/111:04:041
19316991613,3cyclictest25-21ksoftirqd/109:58:541
19316991613,1cyclictest25-21ksoftirqd/109:39:111
19308991615,1cyclictest9-21ksoftirqd/011:18:440
19308991614,2cyclictest23618-21systemd10:01:200
19308991614,1cyclictest9-21ksoftirqd/012:17:430
19308991614,1cyclictest9-21ksoftirqd/010:14:490
19308991614,1cyclictest9-21ksoftirqd/009:37:420
19308991613,1cyclictest9-21ksoftirqd/010:52:270
19308991612,3cyclictest9-21ksoftirqd/010:55:360
19308991612,3cyclictest9-21ksoftirqd/010:22:190
201212150,1sleep4709-21systemd-logind11:48:154
19365991514,1cyclictest73-21ksoftirqd/712:26:587
19365991514,1cyclictest73-21ksoftirqd/712:12:377
19365991514,1cyclictest73-21ksoftirqd/711:28:067
19365991514,1cyclictest73-21ksoftirqd/711:01:447
19365991514,1cyclictest73-21ksoftirqd/709:46:077
19365991513,2cyclictest73-21ksoftirqd/711:50:367
19365991513,2cyclictest73-21ksoftirqd/711:50:367
19365991513,1cyclictest73-21ksoftirqd/712:05:507
19365991513,1cyclictest73-21ksoftirqd/711:15:227
19365991513,1cyclictest73-21ksoftirqd/710:45:407
19365991513,1cyclictest73-21ksoftirqd/710:20:407
19365991513,1cyclictest73-21ksoftirqd/710:04:497
19365991511,1cyclictest73-21ksoftirqd/711:21:197
1936599150,14cyclictest16907-21kworker/7:209:19:397
1935799153,1cyclictest65-21ksoftirqd/609:42:536
1935799153,1cyclictest65-21ksoftirqd/609:42:536
19357991514,1cyclictest65-21ksoftirqd/611:35:066
19357991514,1cyclictest65-21ksoftirqd/611:35:066
19357991513,1cyclictest65-21ksoftirqd/611:55:136
19357991513,1cyclictest65-21ksoftirqd/611:50:406
19357991513,1cyclictest65-21ksoftirqd/611:50:406
19357991513,1cyclictest65-21ksoftirqd/610:32:246
19357991513,1cyclictest65-21ksoftirqd/610:15:006
19357991513,1cyclictest464-21systemd-journal10:49:496
1935099154,1cyclictest669-21avahi-daemon10:55:105
1935099150,8cyclictest0-21swapper/512:36:065
19343991513,1cyclictest49-21ksoftirqd/409:52:014
19336991514,1cyclictest41-21ksoftirqd/311:23:333
19316991514,1cyclictest25-21ksoftirqd/110:24:271
19316991513,2cyclictest25-21ksoftirqd/110:36:221
19316991513,1cyclictest25-21ksoftirqd/112:22:351
19316991513,1cyclictest25-21ksoftirqd/111:18:331
19316991513,1cyclictest25-21ksoftirqd/110:56:581
19316991513,1cyclictest25-21ksoftirqd/110:47:091
19316991513,1cyclictest25-21ksoftirqd/109:30:011
19308991514,1cyclictest9-21ksoftirqd/012:21:300
19308991514,1cyclictest9-21ksoftirqd/011:21:390
19308991514,1cyclictest9-21ksoftirqd/009:46:380
19308991513,1cyclictest9-21ksoftirqd/012:25:480
19308991513,1cyclictest9-21ksoftirqd/011:39:350
19308991513,1cyclictest9-21ksoftirqd/011:39:350
19308991513,1cyclictest9-21ksoftirqd/011:26:340
19308991512,2cyclictest2371-21sshd09:25:550
19308991512,1cyclictest9-21ksoftirqd/012:03:350
1930899150,3cyclictest131rcu_sched11:10:500
180442150,0sleep70-21swapper/712:20:137
19357991412,1cyclictest20173-21cp10:10:336
1935099140,0cyclictest0-21swapper/510:00:285
1934399140,13cyclictest3742-21kworker/4:211:25:564
1932899143,5cyclictest1-21systemd09:29:372
19316991413,1cyclictest25-21ksoftirqd/112:05:431
19316991413,1cyclictest25-21ksoftirqd/109:15:231
19316991412,1cyclictest25-21ksoftirqd/112:30:151
19316991412,1cyclictest25-21ksoftirqd/112:30:151
19316991412,1cyclictest25-21ksoftirqd/111:40:241
19316991412,1cyclictest25-21ksoftirqd/111:12:221
19316991412,1cyclictest25-21ksoftirqd/111:08:141
19316991412,1cyclictest25-21ksoftirqd/110:34:251
19316991412,1cyclictest25-21ksoftirqd/110:27:371
19316991412,1cyclictest25-21ksoftirqd/110:16:021
19316991412,1cyclictest25-21ksoftirqd/110:13:491
19316991412,1cyclictest25-21ksoftirqd/110:09:151
19316991412,1cyclictest25-21ksoftirqd/110:04:151
19316991412,1cyclictest25-21ksoftirqd/109:49:501
19316991412,1cyclictest25-21ksoftirqd/109:24:411
19316991412,1cyclictest25-21ksoftirqd/109:19:581
19316991410,1cyclictest25-21ksoftirqd/112:15:301
19316991410,1cyclictest25-21ksoftirqd/112:11:411
1931699140,4cyclictest131rcu_sched09:45:061
1931699140,13cyclictest4056-21kworker/1:209:12:591
19308991413,1cyclictest9-21ksoftirqd/012:29:570
19308991413,1cyclictest9-21ksoftirqd/012:29:570
19308991413,1cyclictest9-21ksoftirqd/011:06:070
19308991413,1cyclictest9-21ksoftirqd/010:35:150
19308991412,1cyclictest9-21ksoftirqd/011:57:500
19308991412,1cyclictest9-21ksoftirqd/010:45:500
19308991412,1cyclictest9-21ksoftirqd/009:56:440
19308991412,1cyclictest9-21ksoftirqd/009:15:230
19308991411,2cyclictest9-21ksoftirqd/010:33:590
19308991411,1cyclictest9-21ksoftirqd/009:30:210
1930899140,1cyclictest0-21swapper/009:39:530
1930899140,1cyclictest0-21swapper/009:39:530
12632140,0sleep20-21swapper/210:00:002
58632130,0sleep40-21swapper/409:10:284
54822130,0sleep30-21swapper/310:26:523
19365991311,1cyclictest73-21ksoftirqd/710:01:437
19365991311,1cyclictest73-21ksoftirqd/709:39:517
19365991311,1cyclictest73-21ksoftirqd/709:39:517
1933699130,1cyclictest0-21swapper/310:50:153
1932899132,6cyclictest9654-21bash11:22:122
1932899132,5cyclictest27934-21id09:09:512
1932899132,5cyclictest27277-21systemd-cgroups10:41:172
1931699139,1cyclictest25-21ksoftirqd/112:26:241
19316991311,1cyclictest25-21ksoftirqd/111:37:121
19316991311,1cyclictest25-21ksoftirqd/111:37:121
19308991311,1cyclictest9-21ksoftirqd/009:11:520
156062130,1sleep4758-21runrttasks11:44:144
261502120,0sleep30-21swapper/309:23:333
19357991210,1cyclictest65-21ksoftirqd/609:09:386
19350991210,1cyclictest57-21ksoftirqd/512:01:365
19350991210,1cyclictest1-21systemd12:10:545
1935099120,8cyclictest0-21swapper/510:33:425
1935099120,11cyclictest0-21swapper/512:17:325
1935099120,1cyclictest0-21swapper/512:27:585
1935099120,0cyclictest0-21swapper/511:50:185
1935099120,0cyclictest0-21swapper/511:50:185
1934399122,4cyclictest25395-21sshd11:07:544
19343991210,1cyclictest49-21ksoftirqd/412:19:164
19343991210,1cyclictest0-21swapper/410:04:404
1933699126,2cyclictest7429-21sshd09:37:403
1933699122,6cyclictest18347-21systemd11:44:243
1933699122,4cyclictest7949-21sshd12:02:463
19336991210,1cyclictest721-21dbus-daemon12:10:083
19336991210,1cyclictest41-21ksoftirqd/310:06:373
1933699120,11cyclictest721-21dbus-daemon11:29:543
1932899129,2cyclictest28996-21systemd11:27:142
1932899129,2cyclictest1-21systemd09:58:242
1932899122,4cyclictest16168-21systemd-cgroups09:20:512
1932899122,4cyclictest15822-21sshd09:45:382
1932899122,4cyclictest0-21swapper/210:23:362
19328991211,1cyclictest33-21ksoftirqd/211:48:402
1932899121,5cyclictest11653-21sshd11:01:242
176322120,1sleep517633-21kworker/u16:311:42:235
159852120,1sleep515988-21systemd-cgroups10:04:435
68282110,0sleep20-21swapper/209:52:472
256302118,1sleep341-21ksoftirqd/309:15:493
202172110,0sleep30-21swapper/309:53:363
19357991110,1cyclictest65-21ksoftirqd/608:49:376
1935099119,1cyclictest57-21ksoftirqd/511:34:575
1935099119,1cyclictest57-21ksoftirqd/511:34:575
1935099119,1cyclictest57-21ksoftirqd/511:01:145
1935099119,1cyclictest57-21ksoftirqd/509:17:085
1935099119,1cyclictest318-21systemd09:29:385
1935099114,4cyclictest10526-21sshd09:24:355
1935099112,5cyclictest29058-21sshd10:41:245
19350991110,1cyclictest1843-21nfsd09:24:455
1935099110,2cyclictest0-21swapper/511:06:265
1934399119,1cyclictest49-21ksoftirqd/411:54:584
1934399118,2cyclictest1-21systemd09:35:134
1934399116,1cyclictest29736-21sshd12:02:094
1934399112,5cyclictest20458-21rm12:10:594
1934399112,4cyclictest19797-21grepconf.sh10:35:124
1934399111,4cyclictest29370-21rm09:31:164
1934399110,5cyclictest721-21dbus-daemon10:21:204
1934399110,5cyclictest29443-21grepconf.sh10:11:074
1934399110,5cyclictest1816-21systemd11:50:534
1934399110,5cyclictest1816-21systemd11:50:534
1934399110,1cyclictest0-21swapper/412:08:194
1934399110,1cyclictest0-21swapper/411:20:114
1933699119,1cyclictest41-21ksoftirqd/311:24:473
1933699119,1cyclictest41-21ksoftirqd/311:07:073
1933699119,1cyclictest41-21ksoftirqd/310:35:393
1933699115,3cyclictest1-21systemd11:58:043
1933699113,8cyclictest0-21swapper/312:19:503
1933699113,7cyclictest16788-21bash10:56:043
1933699113,5cyclictest14943-21grep09:55:053
19336991110,1cyclictest41-21ksoftirqd/311:50:413
19336991110,1cyclictest41-21ksoftirqd/311:50:413
19336991110,1cyclictest41-21ksoftirqd/310:47:333
1933699110,10cyclictest14563-21ntp_states11:14:553
1933699110,1cyclictest0-21swapper/310:42:363
1932899119,2cyclictest33-21ksoftirqd/211:14:412
1932899115,5cyclictest2460-21sshd11:54:492
1932899114,4cyclictest857-21polkitd11:12:382
1932899113,7cyclictest709-21systemd-logind10:32:412
1932899113,5cyclictest1-21systemd09:26:372
1932899112,4cyclictest22648-21sshd09:38:362
1932899112,4cyclictest0-21swapper/209:40:432
1932899112,4cyclictest0-21swapper/209:40:432
19328991110,1cyclictest33-21ksoftirqd/212:20:432
1932899111,4cyclictest20662-21sshd11:32:372
1932899111,4cyclictest1398-21sshd10:07:372
1932899111,4cyclictest13653-21sshd10:46:182
1932899111,4cyclictest12755-21grepconf.sh11:51:312
1932899111,4cyclictest12755-21grepconf.sh11:51:312
1932899111,4cyclictest0-21swapper/212:17:302
1932899110,5cyclictest11866-21id10:57:412
1932899110,11cyclictest949-21kworker/2:010:52:482
1932899110,10cyclictest14219-21kworker/2:312:04:412
1930899119,1cyclictest9-21ksoftirqd/009:09:380
1935099108,1cyclictest57-21ksoftirqd/512:08:255
1935099107,2cyclictest709-21systemd-logind12:29:575
1935099107,2cyclictest709-21systemd-logind12:29:575
1935099104,2cyclictest22622-21sshd11:28:535
1935099103,4cyclictest30448-21bash10:26:265
1935099103,3cyclictest721-21dbus-daemon09:43:065
1935099103,3cyclictest721-21dbus-daemon09:43:065
1935099102,7cyclictest1078-21bash11:31:255
1935099102,5cyclictest30414-21sshd10:18:495
1935099102,3cyclictest27935-21sshd11:56:155
1935099100,6cyclictest17703-21systemd11:13:115
1935099100,0cyclictest0-21swapper/510:34:385
1934399107,2cyclictest709-21systemd-logind09:19:304
1934399106,2cyclictest311-21sshd09:23:594
1934399104,5cyclictest16219-21grepconf.sh09:24:504
1934399104,3cyclictest3192-21kill11:02:484
1934399102,5cyclictest0-21swapper/410:55:564
1934399102,2cyclictest30399-21systemd10:41:304
1934399100,4cyclictest464-21systemd-journal11:38:304
1934399100,4cyclictest464-21systemd-journal11:38:304
1934399100,4cyclictest31451-21sshd09:46:354
1934399100,4cyclictest22276-21sshd12:34:004
1934399100,4cyclictest22276-21sshd12:34:004
1934399100,4cyclictest21722-21sshd10:48:444
1934399100,4cyclictest1-21systemd12:35:534
1934399100,1cyclictest0-21swapper/410:03:344
1933699109,1cyclictest41-21ksoftirqd/312:14:563
1933699109,1cyclictest0-21swapper/310:33:273
1933699105,2cyclictest709-21systemd-logind12:38:323
1933699104,2cyclictest26203-21sshd12:24:383
1933699103,4cyclictest29737-21bash09:59:503
1933699103,4cyclictest23443-21bash12:09:233
1933699102,5cyclictest10095-21sshd09:49:133
1933699100,4cyclictest721-21dbus-daemon09:32:253
1932899103,6cyclictest18160-21systemd-cgroups11:40:242
1932899103,6cyclictest13580-21sshd12:31:322
1932899103,6cyclictest13580-21sshd12:31:322
1932899102,4cyclictest7629-21sshd12:10:132
1932899100,6cyclictest8404-21cp10:25:022
1932899100,4cyclictest3446-21sshd09:16:252
1932899100,10cyclictest26343-21kworker/2:312:24:582
1932899100,10cyclictest18976-21kworker/2:210:09:392
1930899103,4cyclictest0-21swapper/007:42:000
193659998,1cyclictest73-21ksoftirqd/709:09:387
193509997,1cyclictest57-21ksoftirqd/509:56:385
193509993,3cyclictest29811-21systemd-cgroups09:09:565
193509993,1cyclictest721-21dbus-daemon11:44:425
193509992,4cyclictest10704-21bash10:49:535
193509990,0cyclictest0-21swapper/512:20:505
193439998,1cyclictest28112-21kworker/4:110:26:494
193439997,1cyclictest49-21ksoftirqd/412:21:314
193439994,3cyclictest15466-21munin-run07:59:374
193439993,1cyclictest0-21swapper/410:15:284
193439992,3cyclictest721-21dbus-daemon11:10:464
193439990,9cyclictest6272-21kworker/4:409:43:584
193439990,9cyclictest6272-21kworker/4:409:43:584
193439990,4cyclictest8618-21bash11:29:534
193369997,1cyclictest41-21ksoftirqd/312:30:063
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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