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2026-04-14 - 11:50
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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 Tue Apr 14, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
43242730,0sleep21073799cyclictest00:10:382
236792690,0sleep557-21ksoftirqd/522:58:495
192732680,0sleep40-21swapper/422:11:554
122512600,0sleep50-21swapper/521:34:155
263592580,1sleep126353-21bash23:53:071
133072550,0sleep00-21swapper/023:35:360
206412520,1sleep020640-21systemd-cgroups23:28:310
70102510,0sleep67009-21sshd23:42:396
70102510,0sleep67009-21sshd23:42:396
156422500,0sleep00-21swapper/023:24:310
1025925024,10sleep50-21swapper/519:01:375
56082490,0sleep60-21swapper/600:06:506
48462490,2sleep51076099cyclictest21:07:165
44362490,1sleep24434-21grepconf.sh23:05:112
225892490,0sleep60-21swapper/619:26:046
1051824925,9sleep60-21swapper/619:05:076
288312480,1sleep21-21systemd22:32:592
38052470,0sleep40-21swapper/400:18:014
253112470,0sleep30-21swapper/323:51:093
50872460,0sleep30-21swapper/322:52:063
282792460,1sleep328274-21systemd00:06:153
258482460,0sleep70-21swapper/722:55:157
19872460,2sleep41075299cyclictest21:20:374
1037624624,8sleep70-21swapper/719:03:087
1029724635,8sleep30-21swapper/319:02:083
47142450,1sleep34692-21rm23:16:173
322342440,0sleep20-21swapper/221:22:192
201182440,0sleep40-21swapper/423:13:304
293402430,0sleep60-21swapper/622:29:196
257382430,0sleep30-21swapper/322:12:183
219082430,2sleep31074499cyclictest00:13:283
20572430,0sleep728566-21kworker/7:221:41:067
183132430,0sleep70-21swapper/723:33:597
144752430,0sleep40-21swapper/422:30:214
1044624331,9sleep10-21swapper/119:04:061
8342420,1sleep2808-21sshd23:14:162
53682420,0sleep10-21swapper/121:54:221
24182420,0sleep20-21swapper/221:26:112
165692420,1sleep416568-21grepconf.sh22:41:344
165692420,1sleep416568-21grepconf.sh22:41:344
322502410,0sleep70-21swapper/700:34:387
249452410,0sleep70-21swapper/722:17:507
189552410,0sleep30-21swapper/323:15:213
152112410,0sleep70-21swapper/700:15:007
1052324130,8sleep20-21swapper/219:05:112
1032524129,8sleep40-21swapper/419:02:334
300442400,0sleep50-21swapper/500:32:365
295002400,1sleep557-21ksoftirqd/523:08:265
244282400,0sleep20-21swapper/223:00:462
1044524027,9sleep00-21swapper/019:04:050
54322390,0sleep60-21swapper/623:31:186
303952390,0sleep00-21swapper/000:23:180
295502390,0sleep40-21swapper/421:59:294
315672380,0sleep30-21swapper/321:48:233
315672380,0sleep30-21swapper/321:48:233
296432380,0sleep50-21swapper/521:42:405
110772380,0sleep30-21swapper/323:37:163
22742370,0sleep422324-21kworker/4:323:16:104
95082340,0sleep00-21swapper/023:59:390
46072340,2sleep11072599cyclictest22:46:281
121922280,0sleep40-21swapper/422:46:554
1073799220,9cyclictest30296-21grepconf.sh00:15:522
125062210,1sleep212496-21bash21:15:382
1073799210,8cyclictest18938-21systemd23:58:182
1073799210,8cyclictest18755-21grepconf.sh23:24:422
1073799210,5cyclictest0-21swapper/200:27:512
259242200,0sleep6641ktimersoftd/623:11:566
1073799200,6cyclictest24611-21sshd00:02:202
1073799200,19cyclictest30838-21sshd23:53:232
49432190,0sleep30-21swapper/322:26:033
1073799190,9cyclictest31656-21bash22:14:332
1073799190,9cyclictest20163-21diskstats23:06:042
1073799190,8cyclictest18663-21bash22:17:292
1073799190,8cyclictest15075-21grepconf.sh21:40:022
1073799190,6cyclictest885-21polkitd22:02:262
1073799190,4cyclictest0-21swapper/223:48:192
1073799190,10cyclictest0-21swapper/200:12:382
10717991915,1cyclictest9-21ksoftirqd/023:37:020
10768991812,2cyclictest32741-21systemd22:44:266
10768991812,2cyclictest32741-21systemd22:44:266
10744991816,1cyclictest41-21ksoftirqd/321:59:513
1073799184,6cyclictest31832-21httpd21:33:412
1073799182,5cyclictest4179-21grep22:27:502
1073799180,9cyclictest32448-21sshd21:52:082
1073799180,8cyclictest1-21systemd00:22:452
1073799180,7cyclictest19667-21grep22:23:082
1073799180,6cyclictest8859-21cp23:37:082
1073799180,6cyclictest6492-21grepconf.sh23:31:222
1073799180,5cyclictest23989-21grep23:26:482
10717991815,1cyclictest9-21ksoftirqd/022:16:330
230152170,0sleep10-21swapper/100:21:021
1077699170,16cyclictest0-21swapper/721:07:097
1074499171,15cyclictest10238-21kworker/3:121:15:403
1073799170,9cyclictest19690-21sshd22:41:462
1073799170,9cyclictest19690-21sshd22:41:462
1073799170,9cyclictest10212-21sshd21:47:072
1073799170,9cyclictest10212-21sshd21:47:072
1073799170,7cyclictest16246-21bash23:16:582
1073799170,7cyclictest13458-21grepconf.sh21:10:062
1073799170,6cyclictest25486-1kworker/2:0H21:19:182
1073799170,6cyclictest22596-21sshd22:08:252
1073799170,6cyclictest17737-21systemd21:58:482
1073799170,6cyclictest1-21systemd21:41:012
1073799170,5cyclictest0-21swapper/223:41:522
1073799170,5cyclictest0-21swapper/223:41:522
1073799170,10cyclictest9923-21bash00:33:192
10717991714,2cyclictest1-21systemd21:08:400
95592160,0sleep40-21swapper/423:05:294
152092160,0sleep60-21swapper/621:56:436
10744991615,1cyclictest41-21ksoftirqd/321:19:513
1073799160,8cyclictest24781-21grepconf.sh22:38:222
1073799160,7cyclictest3245-21grepconf.sh22:55:502
1073799160,7cyclictest15568-21kill22:47:072
10717991614,1cyclictest9-21ksoftirqd/023:49:560
10717991614,1cyclictest9-21ksoftirqd/021:26:140
10717991610,2cyclictest9-21ksoftirqd/022:22:310
94602159,1sleep09-21ksoftirqd/021:43:240
76312150,0sleep50-21swapper/522:07:315
240652150,1sleep324067-21grep23:02:313
10760991514,1cyclictest57-21ksoftirqd/522:03:285
10752991513,1cyclictest49-21ksoftirqd/423:42:354
10752991513,1cyclictest49-21ksoftirqd/423:42:354
10744991514,1cyclictest41-21ksoftirqd/323:48:303
10744991514,1cyclictest41-21ksoftirqd/321:51:413
10744991514,1cyclictest41-21ksoftirqd/321:32:103
10744991513,1cyclictest41-21ksoftirqd/323:41:303
10744991513,1cyclictest41-21ksoftirqd/323:41:303
10744991513,1cyclictest41-21ksoftirqd/321:40:313
10725991514,1cyclictest25-21ksoftirqd/122:39:211
10717991514,1cyclictest9-21ksoftirqd/023:01:070
10717991514,1cyclictest9-21ksoftirqd/022:26:080
10717991514,1cyclictest9-21ksoftirqd/021:38:540
10717991514,1cyclictest9-21ksoftirqd/021:16:340
10717991513,1cyclictest9-21ksoftirqd/022:11:080
10717991513,1cyclictest9-21ksoftirqd/000:35:510
10717991513,1cyclictest9-21ksoftirqd/000:26:180
10717991513,1cyclictest9-21ksoftirqd/000:19:540
10717991512,3cyclictest9-21ksoftirqd/022:04:130
10717991512,2cyclictest9-21ksoftirqd/022:00:260
26462140,0sleep6631rcuc/600:27:166
169812140,0sleep10-21swapper/121:06:001
1076899143,10cyclictest457-21sshd22:18:196
10768991413,1cyclictest65-21ksoftirqd/623:30:106
1076899140,13cyclictest5703-21kworker/6:121:42:236
10752991412,1cyclictest23349-21systemd21:36:424
10744991413,1cyclictest41-21ksoftirqd/322:49:253
10744991412,1cyclictest41-21ksoftirqd/322:39:173
10744991412,1cyclictest41-21ksoftirqd/300:24:223
10744991411,1cyclictest41-21ksoftirqd/322:03:043
10725991413,1cyclictest25-21ksoftirqd/123:11:121
10725991412,1cyclictest25-21ksoftirqd/121:17:191
10717991412,2cyclictest19100-21grepconf.sh00:03:560
10717991412,1cyclictest9-21ksoftirqd/023:42:140
10717991412,1cyclictest9-21ksoftirqd/023:42:140
10717991412,1cyclictest9-21ksoftirqd/023:11:070
10717991412,1cyclictest9-21ksoftirqd/022:36:000
10717991412,1cyclictest9-21ksoftirqd/021:49:570
10717991412,1cyclictest9-21ksoftirqd/021:49:570
10717991412,1cyclictest8833-21kworker/0:021:33:120
10717991411,2cyclictest9-21ksoftirqd/000:08:300
10717991411,2cyclictest20605-21sshd22:34:250
10717991410,2cyclictest20290-21kworker/u16:122:51:340
70572130,0sleep70-21swapper/722:22:237
64552130,1sleep56453-21sshd23:59:285
56852130,0sleep70-21swapper/723:40:487
200262130,0sleep40-21swapper/421:25:254
178982130,0sleep60-21swapper/621:10:226
162492130,0sleep60-21swapper/600:03:456
10776991311,1cyclictest1116-21nfsd00:26:417
10776991310,2cyclictest21221-21bash23:41:357
10776991310,2cyclictest21221-21bash23:41:357
1076899134,3cyclictest0-21swapper/600:30:596
10768991312,1cyclictest65-21ksoftirqd/622:24:456
1076899130,12cyclictest13223-21grepconf.sh22:11:346
10760991312,1cyclictest57-21ksoftirqd/522:12:245
10760991311,1cyclictest57-21ksoftirqd/522:54:365
10760991311,1cyclictest57-21ksoftirqd/522:32:495
10744991311,1cyclictest41-21ksoftirqd/323:32:443
10744991311,1cyclictest41-21ksoftirqd/323:25:523
10744991311,1cyclictest41-21ksoftirqd/323:10:333
10744991311,1cyclictest41-21ksoftirqd/322:56:113
10744991311,1cyclictest41-21ksoftirqd/321:21:083
10744991311,1cyclictest41-21ksoftirqd/300:26:373
10744991310,2cyclictest41-21ksoftirqd/322:07:243
1074499130,12cyclictest4572-21kworker/3:222:18:263
1072599138,4cyclictest25-21ksoftirqd/122:20:321
10725991311,1cyclictest25-21ksoftirqd/122:10:061
10725991311,1cyclictest25-21ksoftirqd/100:02:071
10725991310,2cyclictest25-21ksoftirqd/122:30:591
1072599130,13cyclictest18773-21kworker/1:523:16:061
1072599130,12cyclictest0-21swapper/123:36:101
10717991312,1cyclictest9-21ksoftirqd/000:14:510
10717991311,1cyclictest9-21ksoftirqd/023:06:260
10717991311,1cyclictest9-21ksoftirqd/022:58:480
10717991311,1cyclictest9-21ksoftirqd/022:07:370
10717991311,1cyclictest9-21ksoftirqd/021:22:090
10717991311,1cyclictest9-21ksoftirqd/021:15:140
10717991310,1cyclictest9-21ksoftirqd/023:17:030
88782120,0sleep10-21swapper/100:10:531
244302120,0sleep70-21swapper/721:51:397
131202120,1sleep613103-21bash21:17:266
1077699127,4cyclictest73-21ksoftirqd/722:46:397
1077699122,4cyclictest7614-21sshd23:52:007
10776991210,1cyclictest73-21ksoftirqd/722:42:127
10776991210,1cyclictest73-21ksoftirqd/722:42:127
10776991210,1cyclictest73-21ksoftirqd/700:08:437
1077699120,11cyclictest0-21swapper/722:36:537
1076899129,2cyclictest27806-21systemd23:06:266
1076899123,4cyclictest0-21swapper/623:37:356
1076899122,4cyclictest686-21dbus-daemon21:12:416
1076899122,4cyclictest26709-21bash23:56:506
1076899122,4cyclictest22776-21sshd23:47:176
1076899122,4cyclictest20964-21bash22:36:136
1076899122,4cyclictest0-21swapper/622:06:476
1076899120,2cyclictest30722-21bash21:31:316
1076899120,11cyclictest12621-21grepconf.sh22:52:336
1076099128,3cyclictest57-21ksoftirqd/522:18:595
1076099123,4cyclictest686-21dbus-daemon21:13:455
1076099122,4cyclictest29374-21sshd23:21:295
1076099122,4cyclictest29298-21systemd-cgroups21:20:195
1076099122,4cyclictest28460-21bash21:57:315
1076099122,4cyclictest20778-21sshd23:50:595
1076099121,5cyclictest17597-21grep00:13:125
1076099121,1cyclictest17313-21sshd21:25:165
1076099120,11cyclictest887-21gdbus00:22:315
1076099120,11cyclictest15728-21kworker/5:000:20:365
1075299122,4cyclictest325-21sshd00:23:264
1075299122,4cyclictest16040-21systemd-cgroups00:15:034
1075299121,5cyclictest30252-21bash22:53:364
1075299121,5cyclictest22762-21cp22:38:154
1075299120,11cyclictest686-21dbus-daemon23:35:564
1075299120,1cyclictest0-21swapper/421:51:434
1074499124,4cyclictest41-21ksoftirqd/300:01:103
10744991211,1cyclictest41-21ksoftirqd/322:25:093
10744991211,1cyclictest41-21ksoftirqd/300:35:123
10744991210,1cyclictest41-21ksoftirqd/322:41:073
10744991210,1cyclictest41-21ksoftirqd/322:41:073
10744991210,1cyclictest41-21ksoftirqd/322:35:123
10744991210,1cyclictest41-21ksoftirqd/321:45:163
10744991210,1cyclictest41-21ksoftirqd/321:06:463
10744991210,1cyclictest41-21ksoftirqd/300:16:423
10744991210,1cyclictest1060-21sshd23:25:343
1074499120,12cyclictest20075-21kworker/3:521:29:533
1073799120,5cyclictest0-21swapper/220:48:002
1072599129,2cyclictest25-21ksoftirqd/122:26:151
1072599122,4cyclictest32157-21bash23:27:171
10725991211,1cyclictest25-21ksoftirqd/121:33:191
10725991211,1cyclictest25-21ksoftirqd/121:21:301
10725991211,1cyclictest0-21swapper/100:26:241
10725991210,1cyclictest25-21ksoftirqd/123:58:281
10725991210,1cyclictest25-21ksoftirqd/123:23:471
10725991210,1cyclictest25-21ksoftirqd/123:05:241
10725991210,1cyclictest25-21ksoftirqd/122:21:141
10725991210,1cyclictest25-21ksoftirqd/121:40:431
10725991210,1cyclictest25-21ksoftirqd/121:27:191
10725991210,1cyclictest25-21ksoftirqd/100:20:051
10725991210,1cyclictest25-21ksoftirqd/100:10:071
10725991210,1cyclictest0-21swapper/100:31:321
1072599120,11cyclictest25207-21kworker/1:022:54:571
1072599120,1cyclictest0-21swapper/121:44:041
1071799128,0cyclictest18625-21kworker/0:019:40:160
10717991211,1cyclictest9-21ksoftirqd/022:41:480
10717991211,1cyclictest9-21ksoftirqd/022:41:480
10717991211,1cyclictest9-21ksoftirqd/021:53:150
10717991211,0cyclictest20290-21kworker/u16:122:46:000
10717991210,1cyclictest9-21ksoftirqd/023:51:000
326392110,0sleep40-21swapper/422:31:174
109652110,0sleep10-21swapper/122:13:201
1077699119,1cyclictest73-21ksoftirqd/723:10:357
1077699119,1cyclictest73-21ksoftirqd/721:27:057
1077699113,7cyclictest30936-21bash21:48:217
1077699113,7cyclictest30936-21bash21:48:217
1077699112,4cyclictest1274-21sshd23:21:457
1077699111,4cyclictest27793-21grepconf.sh23:56:547
1077699111,4cyclictest15335-21sshd22:34:077
1077699111,4cyclictest0-21swapper/722:05:187
1077699111,4cyclictest0-21swapper/721:11:397
1077699111,4cyclictest0-21swapper/700:23:197
1077699110,10cyclictest24472-21sshd21:34:597
1077699110,1cyclictest0-21swapper/723:28:587
1076899117,1cyclictest25262-21systemd-cgroups21:53:386
1076899113,7cyclictest691-21systemd-logind23:53:106
1076899112,4cyclictest5865-21sshd00:21:506
1076899112,4cyclictest0-21swapper/621:38:226
1076899112,4cyclictest0-21swapper/621:26:486
1076899111,4cyclictest7262-21sshd23:16:266
1076899111,4cyclictest492-21systemd-journal22:33:056
1076899111,4cyclictest26664-21systemd-cgroups22:49:406
1076899111,4cyclictest0-21swapper/622:56:496
1076899110,5cyclictest8477-21cp22:01:576
1076899110,5cyclictest4713-21grepconf.sh21:22:366
1076899110,11cyclictest7954-21kworker/6:323:01:516
1076899110,10cyclictest3370-21kworker/6:100:13:546
1076099113,7cyclictest492-21systemd-journal23:12:105
1076099112,4cyclictest723-21in:imjournal23:41:105
1076099112,4cyclictest723-21in:imjournal23:41:105
1076099112,4cyclictest0-21swapper/523:48:485
1076099111,4cyclictest22370-21sshd21:51:325
1076099111,4cyclictest20185-21bash00:30:145
1076099111,4cyclictest1515-21sshd23:40:335
1076099110,1cyclictest691-21systemd-logind23:28:555
1076099110,1cyclictest0-21swapper/522:38:095
1075299119,1cyclictest49-21ksoftirqd/421:44:564
1075299119,1cyclictest49-21ksoftirqd/421:35:414
1075299118,3cyclictest49-21ksoftirqd/422:21:094
1075299116,2cyclictest686-21dbus-daemon00:04:084
1075299115,3cyclictest5303-21bash23:07:004
1075299111,4cyclictest6521-21sshd21:13:234
1075299111,4cyclictest12535-21bash00:27:524
10744991110,1cyclictest41-21ksoftirqd/300:00:203
1072599119,1cyclictest25-21ksoftirqd/123:47:201
1072599119,1cyclictest25-21ksoftirqd/123:33:151
1072599119,1cyclictest25-21ksoftirqd/121:59:171
1072599119,1cyclictest25-21ksoftirqd/121:11:021
10717991110,1cyclictest9-21ksoftirqd/021:00:520
1077699109,1cyclictest0-21swapper/722:08:377
1077699108,1cyclictest73-21ksoftirqd/723:03:517
1077699108,1cyclictest73-21ksoftirqd/722:29:147
1077699108,1cyclictest73-21ksoftirqd/721:36:527
1077699103,6cyclictest0-21swapper/700:16:037
1077699101,4cyclictest8936-21sshd22:15:077
1077699101,4cyclictest8229-21sshd00:01:217
1077699101,4cyclictest27951-21bash21:16:257
1077699101,3cyclictest0-21swapper/721:59:417
1077699100,9cyclictest1-21systemd23:10:597
1077699100,4cyclictest686-21dbus-daemon23:16:257
1077699100,4cyclictest0-21swapper/721:24:077
1076899102,3cyclictest674-21sshd21:46:336
1076899102,3cyclictest674-21sshd21:46:336
1076899101,4cyclictest0-21swapper/600:16:206
1076899100,4cyclictest691-21systemd-logind23:21:576
1076099109,1cyclictest4773-21sshd22:50:175
1076099109,1cyclictest0-21swapper/522:22:425
1076099108,1cyclictest57-21ksoftirqd/521:47:365
1076099108,1cyclictest57-21ksoftirqd/521:47:365
1076099103,6cyclictest686-21dbus-daemon22:30:115
1076099103,6cyclictest26313-21systemd-cgroups21:36:525
1076099100,4cyclictest686-21dbus-daemon23:33:395
1076099100,4cyclictest686-21dbus-daemon22:42:185
1076099100,4cyclictest686-21dbus-daemon22:42:185
1076099100,4cyclictest12438-21sshd00:01:365
1076099100,10cyclictest24434-21kworker/5:123:02:465
1076099100,10cyclictest1061-21kworker/5:623:18:325
1075299108,1cyclictest49-21ksoftirqd/423:29:084
1075299108,1cyclictest49-21ksoftirqd/422:05:104
1075299107,2cyclictest24209-21cp21:08:394
1075299105,1cyclictest0-21swapper/421:27:064
1075299103,6cyclictest16593-21id22:17:214
1075299102,3cyclictest8167-21sshd22:09:294
1075299102,3cyclictest26193-21sshd23:21:184
1075299100,4cyclictest917-21sshd23:34:524
1073799100,8cyclictest11429-21cstates19:06:042
1072599108,1cyclictest25-21ksoftirqd/123:07:211
1072599108,1cyclictest25-21ksoftirqd/123:00:111
1072599108,1cyclictest25-21ksoftirqd/122:45:051
1072599108,1cyclictest25-21ksoftirqd/122:45:051
1072599108,1cyclictest25-21ksoftirqd/122:02:421
1072599108,1cyclictest25-21ksoftirqd/121:49:111
1072599108,1cyclictest25-21ksoftirqd/121:49:111
1072599105,2cyclictest23693-21sshd23:45:341
1072599105,2cyclictest23693-21sshd23:45:341
107769995,3cyclictest18774-21sshd22:56:377
107769993,1cyclictest0-21swapper/723:46:037
107769990,9cyclictest0-21swapper/719:16:057
107609997,1cyclictest57-21ksoftirqd/521:27:175
107609990,4cyclictest25712-21sshd00:08:025
107609990,0cyclictest0-21swapper/521:01:115
107529997,1cyclictest49-21ksoftirqd/400:06:464
107529997,1cyclictest0-21swapper/423:51:214
107529992,6cyclictest12865-21sshd23:57:564
107529992,4cyclictest686-21dbus-daemon23:47:174
107529990,8cyclictest16385-21kworker/4:022:56:104
107529990,8cyclictest14178-21kworker/4:200:31:054
107449990,9cyclictest0-21swapper/319:26:053
107379997,1cyclictest856-21cpuspeed_turbos20:41:042
107379993,5cyclictest786-21snmpd20:51:102
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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