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2026-08-11 - 05:04
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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 Aug 11, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
58062830,0sleep10-21swapper/122:34:091
25612820,2sleep41533099cyclictest21:59:204
116032810,0sleep50-21swapper/522:19:075
247272780,0sleep30-21swapper/300:26:563
88322770,2sleep61533999cyclictest21:11:336
15330997637,31cyclictest49-21ksoftirqd/421:55:034
70432680,0sleep10-21swapper/121:55:491
15332996825,22cyclictest0-21swapper/521:55:035
15317996561,2cyclictest26591-21cp21:55:022
62582550,0sleep60-21swapper/600:25:556
15339995251,1cyclictest0-21swapper/621:55:036
91782510,1sleep665-21ksoftirqd/622:07:236
1506825127,8sleep70-21swapper/719:04:117
262372500,0sleep30-21swapper/323:58:123
262372500,0sleep30-21swapper/323:58:123
1494125026,8sleep40-21swapper/419:02:324
213662490,0sleep50-21swapper/522:50:315
312002480,0sleep50-21swapper/522:54:555
7072470,0sleep30-21swapper/321:45:503
62662460,0sleep60-21swapper/600:10:336
290642460,0sleep60-21swapper/622:25:576
1511324624,8sleep30-21swapper/319:04:473
58022450,0sleep30-21swapper/322:14:573
38892450,0sleep50-21swapper/521:46:005
35232440,0sleep10-21swapper/121:22:491
264262440,1sleep773-21ksoftirqd/723:44:477
245242440,0sleep40-21swapper/421:16:194
220902440,0sleep50-21swapper/523:46:215
11892440,0sleep20-21swapper/223:35:372
42602430,0sleep04255-21sshd23:04:520
283742430,1sleep028327-21sshd00:19:320
263672430,1sleep3758-21runrttasks00:07:503
233252430,0sleep40-21swapper/423:17:294
1492524329,10sleep60-21swapper/619:02:186
36532420,0sleep7711rcuc/723:49:117
35082420,0sleep40-21swapper/422:49:264
253432420,0sleep40-21swapper/422:04:334
6382410,0sleep60-21swapper/623:56:396
6382410,0sleep60-21swapper/623:56:396
52942410,2sleep31532399cyclictest22:37:553
38462410,0sleep60-21swapper/622:03:156
33992410,0sleep00-21swapper/021:06:540
249702410,0sleep60-21swapper/622:54:326
160032410,0sleep10-21swapper/122:23:121
1513324129,8sleep50-21swapper/519:05:055
102032410,0sleep00-21swapper/000:24:120
39242400,0sleep20-21swapper/221:32:272
280812400,0sleep00-21swapper/021:55:080
27802400,0sleep70-21swapper/721:40:097
234232400,0sleep50-21swapper/522:31:175
214692400,1sleep221468-21grepconf.sh00:15:172
174492400,0sleep60-21swapper/623:25:006
1496424028,9sleep10-21swapper/119:02:451
1492824027,9sleep00-21swapper/019:02:200
86552390,0sleep00-21swapper/022:01:320
77412390,0sleep00-21swapper/021:32:410
76632390,0sleep30-21swapper/323:34:023
277832390,0sleep60-21swapper/622:41:116
264932390,0sleep40-21swapper/422:54:384
244422390,2sleep11531699cyclictest22:39:061
1488523927,8sleep20-21swapper/219:01:422
285452380,0sleep50-21swapper/522:08:345
15330992811,3cyclictest49-21ksoftirqd/421:31:514
15330992611,2cyclictest121rcu_preempt22:11:124
1531799258,1cyclictest33-21ksoftirqd/223:57:132
1531799258,1cyclictest33-21ksoftirqd/223:57:132
15330992412,3cyclictest49-21ksoftirqd/421:37:444
15330992410,3cyclictest49-21ksoftirqd/422:38:134
1533099236,1cyclictest49-21ksoftirqd/400:16:164
15330992311,1cyclictest49-21ksoftirqd/422:31:404
103322230,0sleep20-21swapper/200:26:072
1533099229,2cyclictest49-21ksoftirqd/422:26:344
1533099227,3cyclictest49-21ksoftirqd/423:34:144
15330992212,2cyclictest49-21ksoftirqd/423:23:554
15330992212,2cyclictest49-21ksoftirqd/422:58:174
15330992212,1cyclictest49-21ksoftirqd/400:24:074
15330992211,3cyclictest49-21ksoftirqd/421:30:114
1533099219,2cyclictest49-21ksoftirqd/421:07:464
1533099217,2cyclictest49-21ksoftirqd/423:36:074
1533099216,1cyclictest49-21ksoftirqd/423:30:364
15330992111,4cyclictest49-21ksoftirqd/423:53:134
15330992111,2cyclictest49-21ksoftirqd/423:02:194
15330992110,2cyclictest49-21ksoftirqd/423:07:554
15330992110,2cyclictest49-21ksoftirqd/423:07:554
1532399210,21cyclictest18792-21kworker/3:221:55:033
15317992118,3cyclictest33-21ksoftirqd/223:47:302
191352200,0sleep219124-21sshd22:44:352
1533099209,3cyclictest49-21ksoftirqd/421:48:104
1533099207,1cyclictest49-21ksoftirqd/423:45:564
1533099207,1cyclictest49-21ksoftirqd/423:42:284
15330992010,2cyclictest49-21ksoftirqd/422:20:054
15330992010,1cyclictest49-21ksoftirqd/421:44:414
1531799208,1cyclictest33-21ksoftirqd/223:17:392
15317992015,1cyclictest33-21ksoftirqd/221:16:232
115192200,0sleep70-21swapper/721:13:427
9332190,0sleep40-21swapper/400:08:154
1533099198,3cyclictest49-21ksoftirqd/421:13:194
1533099197,1cyclictest49-21ksoftirqd/400:26:144
1533099197,1cyclictest49-21ksoftirqd/400:01:134
1533099196,3cyclictest49-21ksoftirqd/400:31:094
1533099195,3cyclictest49-21ksoftirqd/423:14:214
1533099192,1cyclictest49-21ksoftirqd/422:22:054
15330991913,3cyclictest49-21ksoftirqd/422:44:254
1533099190,1cyclictest121rcu_preempt22:07:184
15317991916,3cyclictest33-21ksoftirqd/200:08:202
15317991915,4cyclictest33-21ksoftirqd/222:08:512
1531799191,1cyclictest131rcu_sched22:34:002
15315991916,2cyclictest9-21ksoftirqd/021:13:220
71672180,0sleep70-21swapper/723:55:127
15343991815,2cyclictest26856-21sshd21:55:037
1533099186,3cyclictest49-21ksoftirqd/400:11:144
1533099186,2cyclictest49-21ksoftirqd/421:21:234
1533099180,1cyclictest121rcu_preempt23:56:154
1533099180,1cyclictest121rcu_preempt23:56:154
1531799186,1cyclictest33-21ksoftirqd/223:12:392
1531799182,3cyclictest33-21ksoftirqd/223:51:012
15317991816,1cyclictest33-21ksoftirqd/223:36:442
15317991815,3cyclictest33-21ksoftirqd/221:24:512
15317991814,3cyclictest33-21ksoftirqd/223:01:132
15317991813,4cyclictest33-21ksoftirqd/200:33:392
1531799180,17cyclictest22144-21kworker/2:421:28:292
306432170,0sleep70-21swapper/723:35:267
15330991716,1cyclictest2888-21kworker/4:220:45:284
1531799177,3cyclictest33-21ksoftirqd/222:53:482
1531799177,3cyclictest33-21ksoftirqd/221:13:422
1531799175,1cyclictest33-21ksoftirqd/223:45:062
1531799173,3cyclictest33-21ksoftirqd/221:10:152
1531799172,1cyclictest33-21ksoftirqd/222:56:072
1531799172,1cyclictest33-21ksoftirqd/221:35:582
15317991716,1cyclictest33-21ksoftirqd/222:16:002
15317991715,1cyclictest33-21ksoftirqd/223:21:082
15317991715,1cyclictest33-21ksoftirqd/223:07:312
15317991715,1cyclictest33-21ksoftirqd/223:07:312
15317991715,1cyclictest33-21ksoftirqd/222:28:432
15317991713,1cyclictest33-21ksoftirqd/200:02:092
15317991712,3cyclictest33-21ksoftirqd/223:26:092
15317991712,2cyclictest33-21ksoftirqd/222:12:062
15317991711,3cyclictest33-21ksoftirqd/222:02:282
1531799170,1cyclictest131rcu_sched00:18:362
15315991715,1cyclictest9-21ksoftirqd/023:46:100
15315991715,1cyclictest9-21ksoftirqd/023:16:330
15315991714,2cyclictest9-21ksoftirqd/021:29:450
39652160,0sleep30-21swapper/322:07:043
300052160,1sleep341-21ksoftirqd/323:19:523
15323991613,2cyclictest7755-21sshd22:45:523
15317991614,1cyclictest33-21ksoftirqd/222:00:502
15317991613,2cyclictest33-21ksoftirqd/221:46:572
15317991612,3cyclictest33-21ksoftirqd/221:40:562
15317991612,1cyclictest33-21ksoftirqd/222:46:272
15317991612,1cyclictest33-21ksoftirqd/222:21:162
15317991611,3cyclictest33-21ksoftirqd/222:38:152
1531599166,8cyclictest9-21ksoftirqd/022:41:240
15315991615,1cyclictest9-21ksoftirqd/021:56:430
15315991614,1cyclictest9-21ksoftirqd/022:51:470
15315991614,1cyclictest9-21ksoftirqd/022:22:430
1531599160,1cyclictest121rcu_preempt22:11:300
51152150,1sleep09-21ksoftirqd/023:08:440
51152150,1sleep09-21ksoftirqd/023:08:440
15330991515,0cyclictest2888-21kworker/4:219:51:244
15330991515,0cyclictest2888-21kworker/4:219:35:584
15317991511,1cyclictest33-21ksoftirqd/200:25:322
15316991513,1cyclictest25-21ksoftirqd/100:17:031
1531599152,1cyclictest9-21ksoftirqd/022:26:110
15315991514,1cyclictest9-21ksoftirqd/022:20:280
15315991513,1cyclictest9-21ksoftirqd/023:50:570
15315991513,1cyclictest9-21ksoftirqd/023:40:080
15315991513,1cyclictest9-21ksoftirqd/021:46:160
15315991513,1cyclictest9-21ksoftirqd/021:40:320
15315991513,1cyclictest9-21ksoftirqd/021:25:240
15315991513,1cyclictest9-21ksoftirqd/021:16:410
15315991512,2cyclictest9-21ksoftirqd/023:21:370
15315991511,3cyclictest9-21ksoftirqd/023:14:560
15315991511,2cyclictest9-21ksoftirqd/023:26:070
1531599150,14cyclictest21300-21kworker/0:322:39:560
91442140,1sleep19137-21sshd23:41:451
219552140,0sleep70-21swapper/722:58:107
15343991413,1cyclictest73-21ksoftirqd/722:15:167
1533299144,4cyclictest14324-21sshd23:34:265
1533299143,10cyclictest0-21swapper/523:08:385
1533299143,10cyclictest0-21swapper/523:08:385
15332991412,1cyclictest57-21ksoftirqd/521:33:575
15315991412,1cyclictest9-21ksoftirqd/000:07:420
15315991412,1cyclictest9-21ksoftirqd/000:01:490
125872140,0sleep50-21swapper/522:57:365
282582130,0sleep30-21swapper/322:25:543
259062130,0sleep70-21swapper/700:27:007
15343991311,1cyclictest73-21ksoftirqd/723:21:257
15343991311,1cyclictest73-21ksoftirqd/722:48:567
1533999136,6cyclictest85150irq/25-em1-rx-022:58:316
15339991311,1cyclictest65-21ksoftirqd/621:10:176
15339991310,2cyclictest30018-21bash22:24:036
15332991311,1cyclictest57-21ksoftirqd/500:28:345
1533299130,12cyclictest19318-21sshd22:00:225
15330991311,1cyclictest49-21ksoftirqd/420:35:524
15330991311,1cyclictest49-21ksoftirqd/420:20:524
1532399133,4cyclictest21522-21sshd23:29:043
1532399130,12cyclictest4347-21bash23:10:403
1532399130,12cyclictest4347-21bash23:10:403
1531699139,1cyclictest25-21ksoftirqd/100:14:141
15316991311,1cyclictest25-21ksoftirqd/100:07:371
15315991312,1cyclictest9-21ksoftirqd/023:41:070
15315991312,1cyclictest9-21ksoftirqd/022:05:520
15315991312,1cyclictest9-21ksoftirqd/000:26:090
15315991311,1cyclictest9-21ksoftirqd/023:32:350
15315991311,1cyclictest9-21ksoftirqd/022:31:240
15315991311,1cyclictest9-21ksoftirqd/021:41:140
15315991311,1cyclictest9-21ksoftirqd/000:31:240
15315991311,1cyclictest9-21ksoftirqd/000:11:080
147982130,1sleep114758-21sshd22:00:051
143892130,1sleep6631rcuc/623:15:076
107342130,1sleep310733-21bash21:32:523
269782120,0sleep30-21swapper/321:47:183
1534399121,5cyclictest3014-21sshd22:24:227
1534399120,11cyclictest30524-21sshd22:08:417
1533999129,2cyclictest16847-21grepconf.sh22:46:176
1533999122,4cyclictest28745-21grepconf.sh00:31:046
1533999122,4cyclictest26401-21sshd22:39:136
1533999122,4cyclictest25297-21sshd21:56:476
15339991211,1cyclictest65-21ksoftirqd/623:40:516
15339991210,1cyclictest65-21ksoftirqd/621:33:476
1533999121,5cyclictest16202-21bash23:55:456
1533999121,5cyclictest14225-21grepconf.sh21:40:516
1533999120,11cyclictest14608-21grepconf.sh21:46:326
1533999120,1cyclictest8079-21sshd21:25:046
1533299122,4cyclictest18813-21sshd23:17:135
1533299120,2cyclictest21239-21bash23:11:335
1533299120,11cyclictest721-21dbus-daemon21:45:195
15330991212,0cyclictest2888-21kworker/4:220:55:324
15330991211,1cyclictest49-21ksoftirqd/420:36:114
15330991211,1cyclictest2888-21kworker/4:219:29:124
15330991210,1cyclictest49-21ksoftirqd/421:00:514
15330991210,1cyclictest49-21ksoftirqd/420:11:124
15330991210,1cyclictest49-21ksoftirqd/419:45:524
1532399122,4cyclictest7894-21sshd21:15:273
1532399122,4cyclictest29600-21sshd00:31:063
15323991210,1cyclictest41-21ksoftirqd/323:36:453
1532399120,11cyclictest7363-21sshd23:22:203
15316991210,2cyclictest25-21ksoftirqd/122:47:581
15316991210,1cyclictest25-21ksoftirqd/123:37:121
15316991210,1cyclictest25-21ksoftirqd/122:27:531
15316991210,1cyclictest25-21ksoftirqd/122:17:091
15316991210,1cyclictest25-21ksoftirqd/122:06:091
15315991210,1cyclictest9-21ksoftirqd/022:49:070
15315991210,1cyclictest1-21systemd22:56:090
1531599120,12cyclictest30036-21kworker/0:323:59:080
1531599120,12cyclictest30036-21kworker/0:323:59:080
116021210,1sleep341-21ksoftirqd/322:22:193
1534399119,1cyclictest73-21ksoftirqd/723:03:057
1534399119,1cyclictest73-21ksoftirqd/721:46:487
1534399113,7cyclictest721-21dbus-daemon22:41:007
1534399112,4cyclictest27658-21sshd00:02:067
15343991110,1cyclictest0-21swapper/722:27:377
1534399111,4cyclictest9399-21sshd23:14:487
1534399111,4cyclictest28614-21sshd21:41:357
1534399110,1cyclictest7417-21sshd22:16:537
1533999119,1cyclictest65-21ksoftirqd/623:16:296
1533999115,6cyclictest85150irq/25-em1-rx-000:12:376
1533999111,4cyclictest31601-21bash23:02:346
1533999111,4cyclictest17185-21sshd23:28:496
1533999111,4cyclictest0-21swapper/621:45:206
1533999111,4cyclictest0-21swapper/600:25:156
1533999110,1cyclictest8722-21sshd23:49:306
1533299113,7cyclictest7996-21bash00:31:415
1533299112,4cyclictest7335-21sshd23:22:205
1533299112,4cyclictest2704-21sshd22:41:355
15332991110,1cyclictest0-21swapper/523:52:425
1533299111,4cyclictest3537-21sshd23:45:225
1533299110,10cyclictest12241-21sshd22:11:235
15330991111,0cyclictest2888-21kworker/4:219:20:224
15330991110,1cyclictest49-21ksoftirqd/420:09:144
15330991110,1cyclictest2888-21kworker/4:219:15:104
1532399119,1cyclictest709-21systemd-logind23:00:063
1532399119,1cyclictest41-21ksoftirqd/323:02:503
1532399119,1cyclictest41-21ksoftirqd/322:50:213
1532399119,1cyclictest41-21ksoftirqd/319:18:373
1532399119,1cyclictest41-21ksoftirqd/300:03:333
1532399118,1cyclictest41-21ksoftirqd/323:51:293
1532399113,2cyclictest22167-21grep22:04:213
1532399112,4cyclictest2207-21bash21:26:333
1532399112,4cyclictest10907-21sshd21:07:273
15323991110,1cyclictest41-21ksoftirqd/321:59:313
1532399110,5cyclictest1945-21bash22:18:323
1532399110,10cyclictest9366-21bash00:20:213
1532399110,1cyclictest0-21swapper/321:20:003
1531699119,1cyclictest6925-21cp21:15:241
1531699119,1cyclictest25-21ksoftirqd/121:34:461
1531699119,1cyclictest25-21ksoftirqd/100:33:311
1531699119,1cyclictest0-21swapper/100:22:221
1531699113,4cyclictest5742-21bash23:01:041
1531699110,11cyclictest0-21swapper/121:27:031
1531699110,10cyclictest31129-21kworker/1:321:36:201
1531699110,1cyclictest0-21swapper/122:03:381
1531699110,1cyclictest0-21swapper/100:01:241
44592100,0sleep50-21swapper/519:41:075
264382100,0sleep10-21swapper/122:56:281
1534399109,1cyclictest73-21ksoftirqd/723:56:467
1534399109,1cyclictest73-21ksoftirqd/723:56:467
1534399108,1cyclictest73-21ksoftirqd/723:10:127
1534399108,1cyclictest73-21ksoftirqd/723:10:127
1534399108,1cyclictest73-21ksoftirqd/721:57:127
1534399108,1cyclictest73-21ksoftirqd/721:28:417
1534399108,1cyclictest73-21ksoftirqd/721:25:477
1534399108,1cyclictest73-21ksoftirqd/721:08:387
1534399108,1cyclictest73-21ksoftirqd/700:09:307
1534399103,6cyclictest857-21polkitd00:35:287
1534399103,6cyclictest11724-21grepconf.sh21:32:567
1534399101,4cyclictest9638-21sshd22:36:137
1534399101,4cyclictest11131-21sshd22:03:417
1534399100,1cyclictest0-21swapper/722:53:097
1534399100,0cyclictest0-21swapper/700:25:517
1533999103,6cyclictest85150irq/25-em1-rx-000:02:316
1533999103,1cyclictest0-21swapper/621:16:446
1533999100,4cyclictest23607-21sshd22:12:056
1533999100,4cyclictest2250-21grep21:30:316
1533999100,4cyclictest21448-21sshd22:19:436
1533999100,4cyclictest0-21swapper/623:30:536
1533999100,4cyclictest0-21swapper/600:16:346
1533999100,10cyclictest85150irq/25-em1-rx-022:31:286
1533299108,1cyclictest57-21ksoftirqd/521:11:305
1533299108,1cyclictest57-21ksoftirqd/500:15:245
1533299103,6cyclictest721-21dbus-daemon21:09:225
1533299103,6cyclictest21619-21sshd22:36:575
1533299102,3cyclictest0-21swapper/500:16:135
1533299101,4cyclictest13318-21sshd23:38:125
1533299101,4cyclictest1207-21grepconf.sh21:18:525
1533299100,5cyclictest3366-21bash22:26:145
1533299100,4cyclictest9120-21sshd21:23:095
1533299100,4cyclictest8635-21sshd00:02:565
1533299100,4cyclictest10327-21sshd23:30:225
1533099109,1cyclictest49-21ksoftirqd/421:01:114
1533099109,1cyclictest49-21ksoftirqd/420:50:524
1533099109,1cyclictest2888-21kworker/4:220:05:364
15330991010,0cyclictest2888-21kworker/4:219:56:464
15330991010,0cyclictest2888-21kworker/4:219:34:244
15330991010,0cyclictest2888-21kworker/4:219:10:084
1532399109,1cyclictest41-21ksoftirqd/323:42:393
1532399108,1cyclictest7507-21bash21:25:023
1532399108,1cyclictest41-21ksoftirqd/323:11:193
1532399103,6cyclictest19237-21sshd00:20:563
1532399102,7cyclictest12161-21grepconf.sh22:51:473
1532399100,4cyclictest31892-21bash21:36:053
1532399100,10cyclictest0-21swapper/322:31:443
1531799109,1cyclictest33-21ksoftirqd/221:01:112
1531799109,1cyclictest33-21ksoftirqd/220:46:092
1531799109,1cyclictest33-21ksoftirqd/220:06:122
1531799109,1cyclictest33-21ksoftirqd/219:16:042
1531799108,1cyclictest33-21ksoftirqd/220:45:522
1531799108,1cyclictest33-21ksoftirqd/219:55:522
1531799108,1cyclictest33-21ksoftirqd/219:15:512
1531799108,1cyclictest33-21ksoftirqd/219:10:512
1531699109,1cyclictest25-21ksoftirqd/123:27:511
1531699108,1cyclictest25-21ksoftirqd/123:54:161
1531699108,1cyclictest25-21ksoftirqd/123:09:141
1531699108,1cyclictest25-21ksoftirqd/123:09:141
1531699100,9cyclictest19180-21kworker/1:223:24:411
30522290,2sleep11531699cyclictest23:31:271
153439997,1cyclictest19737-21sshd00:19:007
153439995,3cyclictest857-21polkitd23:40:047
153439990,4cyclictest0-21swapper/723:30:287
153399992,4cyclictest27016-21sshd23:40:596
153399990,3cyclictest0-21swapper/623:08:556
153399990,3cyclictest0-21swapper/623:08:556
153329998,1cyclictest57-21ksoftirqd/521:37:235
153329997,1cyclictest57-21ksoftirqd/523:04:545
153329997,1cyclictest57-21ksoftirqd/522:01:375
153329997,1cyclictest57-21ksoftirqd/500:20:595
153329994,2cyclictest721-21dbus-daemon22:22:045
153329991,3cyclictest32019-21sshd00:08:105
153329990,4cyclictest13438-21sshd21:27:145
153329990,0cyclictest0-21swapper/523:59:095
153329990,0cyclictest0-21swapper/523:59:095
153309999,0cyclictest2888-21kworker/4:219:46:424
153309998,1cyclictest49-21ksoftirqd/420:21:074
153309998,1cyclictest2888-21kworker/4:220:29:524
153239992,6cyclictest0-21swapper/300:11:513
153179998,1cyclictest33-21ksoftirqd/219:41:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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