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2026-07-18 - 01:57
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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 Sat Jul 18, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2094121050,2sleep42874799cyclictest21:52:054
155652750,2sleep32874699cyclictest22:13:423
155652750,2sleep32874699cyclictest22:13:423
200952700,1sleep320096-21grepconf.sh22:41:213
171052650,1sleep32874699cyclictest22:57:313
277042640,0sleep00-21swapper/023:49:180
319992540,1sleep432000-21sshd23:31:204
107662540,1sleep7464-21systemd-journal23:13:377
148712530,2sleep72875099cyclictest23:26:427
103332520,0sleep010326-21sshd00:04:480
2846025125,9sleep40-21swapper/419:05:254
212692510,0sleep40-21swapper/423:21:354
125182510,0sleep00-21swapper/021:24:210
116822510,0sleep50-21swapper/523:37:225
28472500,1sleep7721ktimersoftd/723:44:137
28472500,1sleep7721ktimersoftd/723:44:137
2845625025,9sleep00-21swapper/019:05:210
140012500,0sleep40-21swapper/421:38:594
2826224825,9sleep60-21swapper/619:02:476
94012470,1sleep69374-21cp22:04:166
2829624735,8sleep50-21swapper/519:03:105
173952470,1sleep117369-21bash21:11:571
91402460,2sleep32874699cyclictest23:26:223
39382450,0sleep43937-21sshd22:11:194
288412440,0sleep00-21swapper/000:09:280
213852440,0sleep60-21swapper/622:15:536
213852440,0sleep60-21swapper/622:15:536
118672440,0sleep60-21swapper/600:12:076
56072430,2sleep72875099cyclictest00:11:527
33812430,0sleep60-21swapper/623:13:126
299612430,0sleep5721-21dbus-daemon00:20:315
25392430,1sleep02533-21systemd00:33:310
25392430,1sleep02533-21systemd00:33:310
84492420,0sleep60-21swapper/622:37:006
281882420,0sleep60-21swapper/600:05:506
265632420,0sleep20-21swapper/222:23:262
258382420,0sleep30-21swapper/323:05:243
112142420,0sleep60-21swapper/600:30:256
39882410,2sleep02873899cyclictest23:13:140
2842724130,8sleep20-21swapper/219:04:592
243192410,0sleep50-21swapper/500:21:595
194272410,0sleep60-21swapper/620:41:596
166072410,1sleep716596-21sshd00:23:217
157712410,0sleep40-21swapper/422:41:064
157482410,0sleep40-21swapper/422:02:464
2854424028,9sleep30-21swapper/319:06:373
174512400,0sleep10-21swapper/100:14:181
2839623926,9sleep70-21swapper/719:04:327
2827523926,9sleep10-21swapper/119:02:581
264682390,0sleep50-21swapper/523:52:525
250762390,0sleep00-21swapper/021:45:040
245222390,2sleep02873899cyclictest21:41:270
19572390,0sleep10-21swapper/121:54:421
172022390,0sleep417200-21sshd21:50:044
6552380,0sleep00-21swapper/022:12:510
6552380,0sleep00-21swapper/022:12:510
251452380,0sleep60-21swapper/620:52:006
240672380,0sleep70-21swapper/723:27:077
59072370,0sleep00-21swapper/000:11:530
128442370,0sleep40-21swapper/421:17:054
167802360,0sleep20-21swapper/221:09:582
116672280,0sleep50-21swapper/521:24:185
106442280,20sleep213550irq/24-ahci[00000:17:312
2873899235,1cyclictest9-21ksoftirqd/021:14:570
299172220,0sleep40-21swapper/422:18:084
28738992220,1cyclictest9-21ksoftirqd/022:26:060
317812200,0sleep10-21swapper/123:25:481
28738992015,4cyclictest9-21ksoftirqd/022:28:150
226402200,1sleep522641-21grepconf.sh00:36:335
226402200,1sleep522641-21grepconf.sh00:36:335
100982200,0sleep50-21swapper/521:51:335
26762190,1sleep72649-21sshd22:07:297
28746991814,1cyclictest41-21ksoftirqd/323:21:403
28744991815,2cyclictest25-21ksoftirqd/121:45:301
28738991816,1cyclictest15953-21cp00:01:310
28746991716,1cyclictest41-21ksoftirqd/322:26:463
28746991711,3cyclictest41-21ksoftirqd/321:59:013
28745991715,1cyclictest33-21ksoftirqd/221:28:302
2874599170,16cyclictest32657-21kworker/2:022:16:552
2874599170,1cyclictest131rcu_sched23:45:282
2874599170,1cyclictest131rcu_sched23:45:282
28744991716,1cyclictest25-21ksoftirqd/122:13:141
28744991716,1cyclictest25-21ksoftirqd/122:13:141
28744991715,1cyclictest25-21ksoftirqd/121:33:491
28744991714,1cyclictest25-21ksoftirqd/123:12:441
28738991716,1cyclictest9-21ksoftirqd/023:28:410
28738991716,1cyclictest9-21ksoftirqd/022:31:510
28738991715,1cyclictest9-21ksoftirqd/022:40:390
28738991715,0cyclictest0-21swapper/022:52:010
28738991714,1cyclictest9-21ksoftirqd/021:28:500
2873899170,1cyclictest131rcu_sched23:55:490
115842170,1sleep411552-21sshd22:15:194
115842170,1sleep411552-21sshd22:15:194
115692170,1sleep7663-21in:imjournal00:34:027
115692170,1sleep7663-21in:imjournal00:34:027
57572160,2sleep12874499cyclictest23:38:541
298632160,0sleep10-21swapper/123:54:561
28746991614,1cyclictest41-21ksoftirqd/323:07:453
28746991614,1cyclictest41-21ksoftirqd/322:54:123
28746991614,1cyclictest41-21ksoftirqd/321:50:403
28746991613,2cyclictest41-21ksoftirqd/322:17:003
28746991611,4cyclictest41-21ksoftirqd/300:35:003
28746991611,4cyclictest41-21ksoftirqd/300:35:003
2874699160,15cyclictest32408-21kworker/3:622:35:413
28745991615,1cyclictest33-21ksoftirqd/223:47:522
28745991614,2cyclictest33-21ksoftirqd/222:29:082
28745991614,1cyclictest33-21ksoftirqd/222:11:512
28745991614,1cyclictest33-21ksoftirqd/222:11:512
28744991615,1cyclictest25-21ksoftirqd/123:11:181
28744991615,1cyclictest25-21ksoftirqd/122:22:101
28744991615,1cyclictest25-21ksoftirqd/121:47:051
28744991615,1cyclictest25-21ksoftirqd/121:37:071
28744991614,1cyclictest25-21ksoftirqd/123:00:041
28744991614,1cyclictest25-21ksoftirqd/122:27:461
28744991614,1cyclictest25-21ksoftirqd/122:10:521
28744991614,1cyclictest25-21ksoftirqd/122:04:121
28744991614,1cyclictest25-21ksoftirqd/100:26:071
28744991614,1cyclictest25-21ksoftirqd/100:07:211
28738991615,1cyclictest9-21ksoftirqd/023:32:570
28738991615,1cyclictest9-21ksoftirqd/023:03:490
28738991615,1cyclictest9-21ksoftirqd/021:58:080
28738991614,1cyclictest9-21ksoftirqd/023:40:080
28738991614,1cyclictest9-21ksoftirqd/023:21:140
28738991614,1cyclictest9-21ksoftirqd/022:42:010
28738991614,1cyclictest9-21ksoftirqd/022:08:050
28738991614,1cyclictest9-21ksoftirqd/021:20:120
28738991614,1cyclictest9-21ksoftirqd/000:24:070
28738991614,1cyclictest9-21ksoftirqd/000:16:540
2873899161,1cyclictest131rcu_sched00:29:080
224452160,1sleep522441-21grepconf.sh00:27:195
2874899151,1cyclictest4491-21sshd22:44:065
28747991513,1cyclictest49-21ksoftirqd/423:12:284
2874699159,2cyclictest41-21ksoftirqd/321:46:433
28746991514,1cyclictest41-21ksoftirqd/300:21:133
28746991514,1cyclictest41-21ksoftirqd/300:02:043
28746991513,1cyclictest41-21ksoftirqd/323:48:053
28746991513,1cyclictest41-21ksoftirqd/323:16:203
28746991513,1cyclictest41-21ksoftirqd/322:06:493
28746991513,1cyclictest41-21ksoftirqd/322:06:083
28746991513,1cyclictest41-21ksoftirqd/321:13:223
28746991513,1cyclictest41-21ksoftirqd/300:08:323
28745991514,1cyclictest33-21ksoftirqd/221:38:122
28745991513,2cyclictest33-21ksoftirqd/200:32:102
28745991513,2cyclictest33-21ksoftirqd/200:32:102
28745991513,1cyclictest33-21ksoftirqd/223:34:352
28745991513,1cyclictest33-21ksoftirqd/222:08:012
28745991512,2cyclictest33-21ksoftirqd/223:57:592
28745991512,2cyclictest33-21ksoftirqd/200:08:072
2874599150,14cyclictest8368-21kworker/2:421:11:512
2874599150,14cyclictest3678-21kworker/2:222:38:482
2874599150,1cyclictest131rcu_sched23:54:312
28744991514,1cyclictest25-21ksoftirqd/123:57:481
28744991514,1cyclictest25-21ksoftirqd/121:17:451
28744991514,1cyclictest231rcuc/121:06:531
28744991513,1cyclictest25-21ksoftirqd/123:27:041
28744991513,1cyclictest25-21ksoftirqd/123:06:191
28744991513,1cyclictest25-21ksoftirqd/122:40:281
28744991513,1cyclictest25-21ksoftirqd/122:33:161
28744991513,1cyclictest25-21ksoftirqd/121:58:241
28744991513,1cyclictest25-21ksoftirqd/121:27:021
28744991513,1cyclictest25-21ksoftirqd/100:21:231
28744991513,1cyclictest25-21ksoftirqd/100:01:531
2874499151,2cyclictest25-21ksoftirqd/123:48:361
28738991514,1cyclictest9-21ksoftirqd/022:58:080
28738991513,2cyclictest9-21ksoftirqd/021:33:220
28738991513,1cyclictest9-21ksoftirqd/023:42:470
28738991513,1cyclictest9-21ksoftirqd/023:42:470
28738991513,1cyclictest9-21ksoftirqd/023:24:570
28738991513,1cyclictest9-21ksoftirqd/022:18:540
28738991513,1cyclictest9-21ksoftirqd/022:01:550
28738991513,1cyclictest9-21ksoftirqd/021:53:470
28738991513,1cyclictest9-21ksoftirqd/021:49:010
28738991513,1cyclictest9-21ksoftirqd/021:10:350
250012150,0sleep50-21swapper/521:14:095
213032150,0sleep4471rcuc/423:58:034
198412150,0sleep10-21swapper/121:26:391
154022150,0sleep70-21swapper/723:17:297
143112150,1sleep514309-21grepconf.sh21:31:475
2874999146,2cyclictest721-21dbus-daemon00:25:116
2874999141,7cyclictest0-21swapper/622:17:476
2874999140,3cyclictest721-21dbus-daemon23:51:536
2874899141,4cyclictest721-21dbus-daemon00:01:205
2874899141,4cyclictest16685-21bash21:55:345
28747991412,1cyclictest49-21ksoftirqd/400:20:104
2874799140,13cyclictest20510-21kworker/4:021:21:584
28746991413,1cyclictest41-21ksoftirqd/323:30:093
28746991413,1cyclictest41-21ksoftirqd/321:40:543
28746991413,1cyclictest41-21ksoftirqd/321:28:423
28746991413,1cyclictest41-21ksoftirqd/321:17:153
28746991413,1cyclictest41-21ksoftirqd/300:13:133
28746991412,1cyclictest41-21ksoftirqd/323:56:533
28746991412,1cyclictest41-21ksoftirqd/323:37:483
28746991412,1cyclictest41-21ksoftirqd/323:32:293
28746991412,1cyclictest41-21ksoftirqd/322:44:353
28746991412,1cyclictest41-21ksoftirqd/321:51:593
28746991412,1cyclictest41-21ksoftirqd/321:33:023
28746991412,1cyclictest41-21ksoftirqd/321:26:283
28746991412,1cyclictest41-21ksoftirqd/300:28:123
28746991412,1cyclictest41-21ksoftirqd/300:22:453
28746991411,1cyclictest41-21ksoftirqd/321:08:493
28745991413,1cyclictest33-21ksoftirqd/221:45:192
28745991412,2cyclictest33-21ksoftirqd/222:34:352
28745991412,1cyclictest33-21ksoftirqd/223:30:542
28745991412,1cyclictest33-21ksoftirqd/223:26:142
28745991412,1cyclictest33-21ksoftirqd/223:12:212
28745991412,1cyclictest33-21ksoftirqd/223:01:422
28745991412,1cyclictest33-21ksoftirqd/222:47:232
28745991412,1cyclictest33-21ksoftirqd/221:57:392
28745991412,1cyclictest33-21ksoftirqd/221:18:362
28745991411,2cyclictest33-21ksoftirqd/200:23:572
28745991411,2cyclictest311rcuc/221:31:532
28745991410,1cyclictest33-21ksoftirqd/222:03:382
28744991413,1cyclictest25-21ksoftirqd/123:16:471
28744991412,2cyclictest25-21ksoftirqd/122:49:011
28744991412,1cyclictest25-21ksoftirqd/123:43:061
28744991412,1cyclictest25-21ksoftirqd/123:43:061
28744991412,1cyclictest25-21ksoftirqd/123:35:021
28744991412,1cyclictest25-21ksoftirqd/122:46:361
28744991412,1cyclictest25-21ksoftirqd/122:18:521
28744991412,1cyclictest25-21ksoftirqd/100:33:521
28744991412,1cyclictest25-21ksoftirqd/100:33:521
28744991412,1cyclictest25-21ksoftirqd/100:29:001
28738991412,1cyclictest9-21ksoftirqd/023:07:020
28738991412,1cyclictest9-21ksoftirqd/022:46:530
28749991311,1cyclictest65-21ksoftirqd/621:33:416
2874999131,11cyclictest0-21swapper/623:56:516
2874999131,11cyclictest0-21swapper/623:51:266
2874899137,1cyclictest21336-21sshd22:41:265
2874899134,6cyclictest17417-21grep21:19:115
2874899132,2cyclictest0-21swapper/522:10:185
2874899130,4cyclictest1-21systemd22:56:285
2874899130,4cyclictest0-21swapper/521:38:045
2874899130,1cyclictest1843-21nfsd22:23:185
28747991312,1cyclictest49-21ksoftirqd/423:47:584
28747991312,1cyclictest49-21ksoftirqd/422:25:504
28747991311,1cyclictest49-21ksoftirqd/423:42:344
28747991311,1cyclictest49-21ksoftirqd/423:42:344
28747991311,1cyclictest49-21ksoftirqd/421:44:074
2874699139,4cyclictest41-21ksoftirqd/322:25:433
28746991311,1cyclictest41-21ksoftirqd/323:52:063
28746991311,1cyclictest41-21ksoftirqd/323:45:033
28746991311,1cyclictest41-21ksoftirqd/323:45:033
28745991312,1cyclictest33-21ksoftirqd/200:13:332
28745991311,2cyclictest33-21ksoftirqd/200:29:062
28745991311,1cyclictest33-21ksoftirqd/222:52:052
28745991311,1cyclictest33-21ksoftirqd/222:45:252
28745991311,1cyclictest33-21ksoftirqd/221:55:092
28745991311,1cyclictest33-21ksoftirqd/221:48:532
28745991311,1cyclictest311rcuc/223:39:302
28745991310,2cyclictest33-21ksoftirqd/223:11:012
28745991310,2cyclictest33-21ksoftirqd/223:02:462
28744991311,1cyclictest25-21ksoftirqd/122:54:231
137242130,0sleep50-21swapper/522:30:025
112522130,1sleep41-21systemd23:39:134
297492120,0sleep40-21swapper/423:36:414
2875099126,2cyclictest16907-21bash22:11:597
2875099126,2cyclictest16907-21bash22:11:597
2875099122,4cyclictest721-21dbus-daemon22:44:197
2875099122,4cyclictest15635-21systemd-cgroups21:33:377
2875099122,4cyclictest11678-21sshd23:57:307
2875099122,4cyclictest1-21systemd22:17:147
2875099120,5cyclictest709-21systemd-logind00:06:207
2875099120,5cyclictest15310-21systemd22:04:377
2875099120,11cyclictest18315-21kworker/7:423:02:367
2875099120,11cyclictest17652-21kworker/7:221:48:577
2875099120,11cyclictest0-21swapper/721:31:197
2874999129,2cyclictest26031-21bash00:07:266
2874999122,4cyclictest28653-21bash22:49:046
2874999122,4cyclictest28246-21sshd21:28:516
2874999122,4cyclictest18264-21sshd22:46:446
2874999122,4cyclictest1642-21sshd21:21:586
2874999122,4cyclictest1-21systemd22:21:566
2874999122,4cyclictest0-21swapper/621:57:116
28749991211,1cyclictest65-21ksoftirqd/623:32:196
28749991211,1cyclictest65-21ksoftirqd/621:44:296
28749991211,1cyclictest65-21ksoftirqd/621:17:236
28749991210,1cyclictest65-21ksoftirqd/623:30:546
28749991210,1cyclictest65-21ksoftirqd/621:36:556
2874899129,3cyclictest0-21swapper/521:06:125
2874899122,9cyclictest9716-21bash23:02:365
2874899122,8cyclictest0-21swapper/523:19:445
28748991210,1cyclictest57-21ksoftirqd/523:08:375
2874899121,2cyclictest0-21swapper/520:53:065
2874899120,3cyclictest0-21swapper/523:42:005
2874899120,3cyclictest0-21swapper/523:42:005
2874899120,11cyclictest19226-21sshd21:30:135
2874899120,1cyclictest0-21swapper/521:09:385
2874799129,2cyclictest29909-21grepconf.sh22:29:064
2874799125,4cyclictest20510-21kworker/4:021:16:454
28747991211,1cyclictest49-21ksoftirqd/400:02:594
28747991210,1cyclictest49-21ksoftirqd/423:52:064
28747991210,1cyclictest49-21ksoftirqd/400:13:474
2874799120,12cyclictest23335-21kworker/4:422:32:364
2874799120,11cyclictest14912-21kworker/4:023:01:544
28746991210,1cyclictest41-21ksoftirqd/322:47:053
28745991210,2cyclictest33-21ksoftirqd/221:21:582
28745991210,1cyclictest33-21ksoftirqd/223:16:522
28745991210,1cyclictest33-21ksoftirqd/200:02:162
2875099118,2cyclictest16285-21sshd23:41:237
28750991110,1cyclictest73-21ksoftirqd/721:55:117
28750991110,1cyclictest0-21swapper/722:36:007
2875099111,4cyclictest721-21dbus-daemon23:48:337
2875099111,4cyclictest721-21dbus-daemon22:51:457
2875099111,4cyclictest17968-21sshd21:46:317
2875099111,4cyclictest0-21swapper/723:52:177
2875099110,11cyclictest9218-21kworker/7:100:19:067
2875099110,11cyclictest22458-21kworker/7:322:53:337
2875099110,11cyclictest12916-21kworker/7:321:58:217
2875099110,11cyclictest0-21swapper/721:15:437
2875099110,10cyclictest822-21sshd22:23:497
2875099110,10cyclictest7248-21systemd21:36:507
2874999119,1cyclictest0-21swapper/621:08:586
2874999115,3cyclictest10858-21grepconf.sh22:59:026
2874999112,4cyclictest721-21dbus-daemon00:19:016
2874999112,4cyclictest28956-21sshd22:27:116
2874999112,4cyclictest20444-21sshd21:50:166
2874999112,4cyclictest13137-21bash21:53:286
2874999111,4cyclictest8932-21sshd23:04:266
2874999111,4cyclictest709-21systemd-logind22:10:026
2874999111,4cyclictest28498-21sshd23:07:186
2874999111,4cyclictest21405-21sd-pam22:32:136
2874999111,4cyclictest15563-21sshd23:41:206
2874999111,4cyclictest1-21systemd22:55:116
2874999110,5cyclictest2189-21id21:12:516
2874999110,4cyclictest9845-21sshd23:44:376
2874999110,4cyclictest9845-21sshd23:44:376
2874999110,11cyclictest6571-21kworker/6:023:19:276
2874899119,1cyclictest57-21ksoftirqd/521:57:385
2874899119,1cyclictest57-21ksoftirqd/521:42:595
2874899119,1cyclictest0-21swapper/523:48:575
2874899118,2cyclictest16979-21if_err_em222:11:595
2874899118,2cyclictest16979-21if_err_em222:11:595
2874899113,5cyclictest20026-21kill23:25:075
2874899113,1cyclictest14900-21sshd00:03:125
28748991110,1cyclictest57-21ksoftirqd/523:27:015
28748991110,1cyclictest57-21ksoftirqd/522:49:535
2874899111,9cyclictest0-21swapper/523:34:545
2874899110,3cyclictest0-21swapper/500:14:045
2874899110,0cyclictest0-21swapper/522:58:305
2874799119,1cyclictest49-21ksoftirqd/422:50:534
2874799119,1cyclictest49-21ksoftirqd/422:00:034
2874799119,1cyclictest49-21ksoftirqd/421:11:314
2874799119,1cyclictest49-21ksoftirqd/400:34:224
2874799119,1cyclictest49-21ksoftirqd/400:34:224
2874799113,4cyclictest721-21dbus-daemon21:26:574
28747991110,1cyclictest49-21ksoftirqd/423:23:094
2873899119,1cyclictest0-21swapper/020:42:030
233542110,0sleep523353-21sshd00:09:095
45372100,0sleep50-21swapper/522:33:065
2875099108,1cyclictest73-21ksoftirqd/721:17:457
2875099103,6cyclictest721-21dbus-daemon21:24:187
2875099103,6cyclictest29424-21sshd21:10:497
2875099103,4cyclictest721-21dbus-daemon22:37:237
2875099100,4cyclictest28940-21sshd22:29:037
2875099100,4cyclictest15800-21sshd00:10:357
2875099100,4cyclictest0-21swapper/723:33:497
2874999103,6cyclictest19003-21sshd00:32:366
2874999103,6cyclictest19003-21sshd00:32:366
2874999100,4cyclictest709-21systemd-logind23:22:566
2874899103,6cyclictest721-21dbus-daemon23:11:565
2874899102,5cyclictest2874-21bash22:05:465
2874899100,9cyclictest13317-21kworker/5:022:16:545
2874899100,10cyclictest0-21swapper/519:39:425
2874799108,1cyclictest6893-21kworker/4:323:11:284
2874799108,1cyclictest49-21ksoftirqd/422:54:324
2874799108,1cyclictest49-21ksoftirqd/421:32:174
2874799108,1cyclictest49-21ksoftirqd/400:28:584
2874799108,1cyclictest49-21ksoftirqd/400:06:564
2874799107,1cyclictest49-21ksoftirqd/422:58:274
2874799100,1cyclictest131rcu_sched22:43:514
2874699108,1cyclictest41-21ksoftirqd/321:01:453
2874499109,1cyclictest25-21ksoftirqd/119:21:451
287509997,1cyclictest73-21ksoftirqd/723:09:517
287509993,1cyclictest721-21dbus-daemon22:58:167
287509992,6cyclictest857-21polkitd00:29:047
287489996,0cyclictest0-21swapper/519:27:025
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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