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2026-07-23 - 06:36
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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 792 highest latencies:
System rackaslot0.osadl.org (updated Thu Jul 23, 2026 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
314082910,0sleep30-21swapper/322:40:583
9212890,0sleep00-21swapper/021:18:300
256572660,0sleep18-21rcu_preempt21:12:051
76882620,0sleep30-21swapper/300:19:023
259882580,0sleep20-21swapper/221:49:052
259882580,0sleep20-21swapper/221:49:052
292752570,1sleep029254-21sshd00:18:020
240162570,5sleep03-21ksoftirqd/023:14:450
206172570,1sleep10-21swapper/121:37:131
206172570,1sleep10-21swapper/121:37:131
215272560,0sleep30-21swapper/322:00:073
210502560,0sleep30-21swapper/300:28:473
138772560,0sleep2803-21diskmemload23:42:192
102642560,0sleep20-21swapper/223:39:102
273422550,1sleep027340-21bash22:17:400
10222550,1sleep00-21swapper/021:41:090
91612540,0sleep29144-21sshd23:21:562
255222540,0sleep10-21swapper/100:06:061
155612540,0sleep30-21swapper/321:45:173
155612540,0sleep30-21swapper/321:45:173
48052530,0sleep30-21swapper/323:58:383
9572520,1sleep2936-21sshd22:32:312
93082520,0sleep29309-21bash22:16:002
265572520,1sleep326550-21sshd23:37:423
120162520,0sleep20-21swapper/222:10:322
2575225129,18sleep20-21swapper/219:09:202
32532500,0sleep20-21swapper/223:10:022
2545625027,9sleep00-21swapper/019:07:490
53092490,0sleep20-21swapper/200:10:072
312002490,0sleep0803-21diskmemload22:09:290
260582490,0sleep10-21swapper/122:17:331
326532480,0sleep20-21swapper/200:29:502
303362480,1sleep30-21swapper/323:00:533
2557624825,19sleep10-21swapper/119:08:261
2317224825,19sleep30-21swapper/319:05:083
108272480,1sleep228-21rcuc/221:16:272
102172480,0sleep20-21swapper/221:56:092
47702470,0sleep30-21swapper/321:21:373
170922460,1sleep2803-21diskmemload23:05:252
158922460,0sleep20-21swapper/223:51:002
147452460,0sleep10-21swapper/121:22:311
284652440,0sleep328464-21bash22:20:303
26161992220,1cyclictest0-21swapper/322:17:093
26161992217,1cyclictest30447-21sshd22:46:373
2615999220,21cyclictest15766-21sshd22:36:461
26161992119,1cyclictest0-21swapper/300:34:423
2616199210,20cyclictest0-21swapper/323:54:033
170802210,0sleep30-21swapper/321:19:573
43332200,6sleep03-21ksoftirqd/000:33:010
26159992018,1cyclictest5113-21sshd21:18:521
2615899200,15cyclictest803-21diskmemload21:48:120
2615899200,15cyclictest803-21diskmemload21:48:120
26159991917,1cyclictest26315-21sshd23:34:541
2615899190,15cyclictest14610-21sshd23:30:540
93872180,0sleep10-21swapper/121:47:351
93872180,0sleep10-21swapper/121:47:351
26159991817,1cyclictest8360-21sshd23:47:321
26159991817,1cyclictest8360-21sshd23:47:321
26158991811,5cyclictest0-21swapper/021:51:120
2615899180,17cyclictest0-21swapper/021:12:090
45972170,1sleep10-21swapper/123:15:451
2615899179,7cyclictest0-21swapper/023:38:240
2615899179,4cyclictest0-21swapper/022:28:420
2615899179,4cyclictest0-21swapper/021:37:240
2615899179,4cyclictest0-21swapper/021:37:240
2615899170,4cyclictest32718-21lockdev00:01:010
146512170,0sleep00-21swapper/022:42:240
134502170,0sleep041ktimersoftd/022:53:450
59492160,0sleep00-21swapper/022:47:200
37222160,0sleep20-21swapper/221:35:432
37222160,0sleep20-21swapper/221:35:422
2615999164,1cyclictest21-21ksoftirqd/121:54:501
26159991614,1cyclictest3959-21sshd21:27:151
2615899168,4cyclictest0-21swapper/022:33:250
2615899163,1cyclictest0-21swapper/023:04:570
2615899160,3cyclictest0-21swapper/021:25:130
2615899160,1cyclictest0-21swapper/000:28:090
2616199159,2cyclictest19581-21sshd23:22:523
2616199151,10cyclictest26662-21sshd00:35:023
2616199150,2cyclictest388-21sshd23:29:473
2616199150,2cyclictest0-21swapper/322:07:433
2616199150,14cyclictest0-21swapper/319:15:013
2616199150,14cyclictest0-21swapper/319:15:003
26160991513,1cyclictest0-21swapper/222:22:222
2616099150,14cyclictest0-21swapper/200:20:062
2616099150,14cyclictest0-21swapper/200:00:542
26159991513,1cyclictest8694-21bash23:53:171
26159991513,1cyclictest21-21ksoftirqd/122:30:461
26159991513,1cyclictest21-21ksoftirqd/122:14:411
26159991512,2cyclictest21-21ksoftirqd/122:43:241
2615999151,13cyclictest19490-21sshd00:17:091
26159991511,1cyclictest21-21ksoftirqd/123:03:091
2615899159,3cyclictest0-21swapper/022:14:420
2615899158,6cyclictest9460-21sshd23:56:080
2615899158,6cyclictest6607-21sshd00:21:430
2615899158,3cyclictest25388-21sshd23:26:090
2615899158,2cyclictest2005-21sshd21:32:470
2615899152,2cyclictest31202-21sshd23:20:580
26158991512,2cyclictest0-21swapper/023:06:310
2615899150,1cyclictest0-21swapper/000:12:490
2615899150,14cyclictest0-21swapper/020:25:150
189762150,0sleep21510-21nfsd21:54:102
313192140,1sleep121-21ksoftirqd/122:58:101
2616199149,4cyclictest0-21swapper/321:37:363
2616199149,4cyclictest0-21swapper/321:37:353
2616199149,4cyclictest0-21swapper/300:02:533
2616199149,1cyclictest115650irq/25-eth021:40:463
2616199148,2cyclictest29835-21sshd22:35:073
2616199142,1cyclictest0-21swapper/323:30:183
26161991411,1cyclictest115650irq/25-eth021:56:173
2616199140,2cyclictest29083-21bash21:52:083
2616199140,2cyclictest13334-21bash21:30:543
2616199140,2cyclictest0-21swapper/323:48:373
2616199140,2cyclictest0-21swapper/323:48:373
2616199140,1cyclictest9889-21sshd21:10:403
2616199140,1cyclictest27853-21bash00:09:153
2616199140,1cyclictest24177-21sshd22:25:493
2616199140,13cyclictest10798-21sshd00:22:063
2616199140,13cyclictest0-21swapper/323:05:083
2616199140,10cyclictest0-21swapper/300:12:033
2616099140,1cyclictest31972-21sshd22:55:202
2616099140,13cyclictest1960-21sshd00:15:332
26159991413,1cyclictest21-21ksoftirqd/122:22:141
26159991413,1cyclictest21-21ksoftirqd/121:41:041
26159991413,1cyclictest21-21ksoftirqd/100:39:371
26159991413,1cyclictest21-21ksoftirqd/100:24:031
26159991412,1cyclictest21-21ksoftirqd/123:08:201
26159991412,1cyclictest21-21ksoftirqd/122:51:531
26159991412,1cyclictest21-21ksoftirqd/122:27:241
26159991412,1cyclictest21-21ksoftirqd/100:11:501
2615999140,5cyclictest0-21swapper/121:58:361
2615999140,13cyclictest0-21swapper/123:55:251
2615999140,12cyclictest0-21swapper/123:11:141
2615999140,11cyclictest803-21diskmemload00:25:571
2615999140,11cyclictest0-21swapper/122:46:141
2615899149,5cyclictest0-21swapper/022:36:310
2615899149,4cyclictest0-21swapper/023:17:360
2615899148,2cyclictest0-21swapper/022:21:390
2615899148,2cyclictest0-21swapper/021:59:000
2615899141,10cyclictest25276-21sshd21:20:320
2615899140,3cyclictest0-21swapper/023:46:060
2615899140,3cyclictest0-21swapper/023:46:060
2615899140,1cyclictest0-21swapper/023:51:140
2615899140,13cyclictest0-21swapper/022:02:480
2615899140,11cyclictest0-21swapper/023:40:070
2615899140,11cyclictest0-21swapper/000:35:380
2615899140,11cyclictest0-21swapper/000:06:500
221142140,1sleep20-21swapper/222:00:102
121322140,1sleep20-21swapper/221:33:422
305382130,0sleep10-21swapper/120:10:141
2616199138,1cyclictest21926-21bash22:51:353
2616199132,10cyclictest30210-21sshd22:55:143
2616199131,9cyclictest115650irq/25-eth023:44:143
2616199130,1cyclictest0-21swapper/321:25:473
2616199130,10cyclictest0-21swapper/322:10:163
2616099139,1cyclictest0-21swapper/223:27:542
2616099138,2cyclictest19439-21sshd23:00:022
26160991312,1cyclictest25320-21kworker/2:000:30:182
26160991312,1cyclictest17840-21kworker/2:221:10:212
26160991311,1cyclictest0-21swapper/223:17:212
26160991311,1cyclictest0-21swapper/200:36:022
2616099130,4cyclictest0-21swapper/222:25:582
2616099130,12cyclictest18746-21cp22:08:212
2616099130,12cyclictest0-21swapper/222:47:022
2616099130,12cyclictest0-21swapper/221:29:002
2616099130,12cyclictest0-21swapper/221:24:272
2616099130,12cyclictest0-21swapper/200:05:522
2615999139,1cyclictest0-21swapper/122:08:491
2615999133,9cyclictest21-21ksoftirqd/123:39:521
2615999132,1cyclictest115650irq/25-eth021:32:301
26159991311,1cyclictest21-21ksoftirqd/123:43:361
26159991311,1cyclictest21-21ksoftirqd/100:31:351
26159991311,1cyclictest21-21ksoftirqd/100:00:041
2615999131,11cyclictest0-21swapper/119:15:021
2615999131,11cyclictest0-21swapper/119:15:011
2615999130,12cyclictest983-21sshd23:21:121
2615999130,12cyclictest22523-21sshd23:25:541
2615999130,12cyclictest0-21swapper/122:02:031
2615899130,11cyclictest0-21swapper/022:57:280
2616199129,2cyclictest0-21swapper/319:40:143
2616199123,8cyclictest0-21swapper/323:15:363
2616199121,10cyclictest0-21swapper/323:10:153
2616199121,10cyclictest0-21swapper/322:30:083
2616099129,2cyclictest0-21swapper/219:45:152
2616099121,2cyclictest0-21swapper/220:30:152
26160991211,1cyclictest10628-21kworker/2:222:36:542
2616099121,10cyclictest0-21swapper/223:45:222
2616099121,10cyclictest0-21swapper/223:45:222
2616099121,10cyclictest0-21swapper/221:40:312
2616099120,12cyclictest0-21swapper/223:55:032
2616099120,12cyclictest0-21swapper/219:34:292
2616099120,11cyclictest18059-21sshd22:51:142
2616099120,11cyclictest0-21swapper/223:31:392
2616099120,11cyclictest0-21swapper/222:41:042
2615999129,2cyclictest0-21swapper/120:25:151
26159991210,1cyclictest21-21ksoftirqd/120:40:151
2615899129,2cyclictest0-21swapper/020:00:140
2615899123,6cyclictest0-21swapper/020:45:120
2615899121,8cyclictest0-21swapper/021:05:240
2615899121,8cyclictest0-21swapper/019:30:160
2615899121,10cyclictest0-21swapper/019:15:010
2615899121,10cyclictest0-21swapper/019:15:010
2615899120,8cyclictest0-21swapper/020:20:120
2615899120,11cyclictest0-21swapper/020:35:130
2616199119,1cyclictest0-21swapper/320:50:173
2616199111,9cyclictest0-21swapper/320:55:143
2616199110,1cyclictest0-21swapper/320:05:253
2616199110,10cyclictest0-21swapper/320:17:023
2616199110,10cyclictest0-21swapper/319:25:123
2616099119,1cyclictest0-21swapper/220:05:142
2616099119,1cyclictest0-21swapper/219:20:142
2616099118,2cyclictest0-21swapper/220:45:122
2616099111,9cyclictest0-21swapper/219:55:162
2616099110,1cyclictest0-21swapper/221:08:282
2616099110,10cyclictest0-21swapper/221:00:142
2616099110,10cyclictest0-21swapper/220:43:022
2616099110,10cyclictest0-21swapper/220:10:132
2615999119,1cyclictest0-21swapper/120:35:161
2615999118,2cyclictest0-21swapper/120:45:091
2615999118,2cyclictest0-21swapper/120:20:121
26159991110,1cyclictest21-21ksoftirqd/121:00:131
2615999110,10cyclictest0-21swapper/120:50:181
2615899119,1cyclictest30585-21df20:10:140
2615899119,1cyclictest0-21swapper/020:55:130
2615899114,3cyclictest28164-21kernelversion20:05:190
2615899110,8cyclictest0-21swapper/019:50:170
2615899110,10cyclictest0-21swapper/020:15:140
2615899110,10cyclictest0-21swapper/019:35:150
2615899110,10cyclictest0-21swapper/019:25:130
2616199109,1cyclictest0-21swapper/319:55:383
2616199108,1cyclictest819-21diskstats19:20:133
2616199107,2cyclictest0-21swapper/321:05:183
2616199107,2cyclictest0-21swapper/320:00:143
2616199100,9cyclictest0-21swapper/320:25:153
2616199100,9cyclictest0-21swapper/319:30:123
2616199100,10cyclictest0-21swapper/320:32:083
2616199100,10cyclictest0-21swapper/320:13:263
2616199100,10cyclictest0-21swapper/319:45:323
2616199100,10cyclictest0-21swapper/319:35:053
2616099109,1cyclictest0-21swapper/219:44:502
2616099109,1cyclictest0-21swapper/219:19:302
2616099109,1cyclictest0-21swapper/219:19:302
2616099100,9cyclictest6720-21apache_volume20:25:132
2616099100,9cyclictest4399-21grep20:20:122
2616099100,9cyclictest4180-21perl19:25:142
2616099100,9cyclictest10062-21grep19:35:162
2616099100,1cyclictest13128-21diskstats20:35:152
2616099100,10cyclictest0-21swapper/220:02:152
2615999109,1cyclictest0-21swapper/119:51:451
2615999109,1cyclictest0-21swapper/119:33:451
2615999109,1cyclictest0-21swapper/119:12:001
2615999108,1cyclictest24246-21apache_volume20:00:121
2615999100,9cyclictest0-21swapper/120:15:151
2615999100,1cyclictest4108-21perl19:25:141
2615999100,1cyclictest0-21swapper/120:55:531
2615999100,10cyclictest0-21swapper/120:30:051
2615999100,10cyclictest0-21swapper/120:07:401
2615999100,10cyclictest0-21swapper/119:56:591
2615999100,10cyclictest0-21swapper/119:44:121
2615899103,3cyclictest0-21swapper/019:20:100
2615899100,9cyclictest21965-21expr20:50:170
2615899100,9cyclictest0-21swapper/020:30:160
2615899100,9cyclictest0-21swapper/019:10:210
261619998,1cyclictest0-21swapper/320:35:133
261619998,1cyclictest0-21swapper/319:50:113
261619997,1cyclictest15648-21apache_volume20:40:123
261619990,1cyclictest0-21swapper/319:14:053
261609998,1cyclictest0-21swapper/220:55:412
261609997,1cyclictest18952-21grep19:50:142
261609990,9cyclictest0-21swapper/219:10:152
261599999,0cyclictest0-21swapper/119:37:551
261599998,1cyclictest0-21swapper/121:09:351
261589998,1cyclictest21949-21tune2fs19:55:160
261589997,1cyclictest0-21swapper/019:40:140
261589993,3cyclictest0-21swapper/021:04:070
261589990,9cyclictest0-21swapper/019:45:060
261619981,6cyclictest0-21swapper/321:00:113
261609981,6cyclictest0-21swapper/220:50:152
261609980,7cyclictest0-21swapper/220:19:252
261589983,2cyclictest0-21swapper/020:40:180
261619975,1cyclictest18607-21apache_volume20:45:093
261619971,5cyclictest0-21swapper/320:20:133
261599975,2cyclictest0-21swapper/119:45:171
261599970,6cyclictest0-21swapper/119:20:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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