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2026-05-13 - 12:26
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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 Wed May 13, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27439912596,19cyclictest41-21ksoftirqd/323:42:523
118552970,0sleep00-21swapper/021:46:360
78592930,2sleep5275999cyclictest23:47:115
273199830,82cyclictest15975-21kworker/2:023:42:522
143032810,0sleep414304-21sshd21:48:404
2767998035,0cyclictest0-21swapper/623:42:536
311392730,0sleep20-21swapper/223:58:132
311392730,0sleep20-21swapper/223:58:132
272399670,67cyclictest9677-21kworker/1:423:42:531
34442630,1sleep33435-21sshd21:28:443
271599591,57cyclictest886-21systemd23:42:520
2759995452,1cyclictest1842-21nfsd23:42:525
285082520,0sleep70-21swapper/723:04:037
123252520,0sleep40-21swapper/422:17:554
246725128,9sleep00-21swapper/019:07:410
221082510,0sleep00-21swapper/022:10:460
231724825,8sleep10-21swapper/119:05:421
225652480,1sleep622566-21grep00:17:236
20402480,2sleep2273199cyclictest21:36:122
323882470,0sleep70-21swapper/700:33:427
232024725,18sleep40-21swapper/419:05:454
60562460,2sleep1272399cyclictest22:19:281
193232460,0sleep10-21swapper/122:28:091
133032460,0sleep70-21swapper/722:25:357
81892450,0sleep38187-21systemd-cgroups21:46:223
36652420,1sleep1709-21systemd-logind23:00:371
36382420,0sleep20-21swapper/222:56:462
289562420,0sleep67294-21kworker/6:321:43:536
10062420,0sleep60-21swapper/600:02:096
248724128,9sleep70-21swapper/719:07:567
183292410,1sleep318330-21sshd23:24:263
84072400,0sleep60-21swapper/621:09:176
84072400,0sleep60-21swapper/621:09:176
49412400,2sleep2273199cyclictest22:42:442
49402400,0sleep00-21swapper/019:09:320
252124029,8sleep50-21swapper/519:08:265
241624027,9sleep30-21swapper/319:06:563
239492400,0sleep51-21systemd21:35:355
23812400,0sleep70-21swapper/721:28:407
230424029,8sleep60-21swapper/619:05:316
220482400,0sleep10-21swapper/123:13:031
228223927,8sleep20-21swapper/219:05:112
191012390,0sleep20-21swapper/200:30:492
10412390,0sleep50-21swapper/500:14:025
139912380,2sleep7277499cyclictest21:09:347
139912380,2sleep7277499cyclictest21:09:347
234592370,0sleep60-21swapper/621:45:216
36172360,0sleep60-21swapper/623:44:556
285162360,0sleep7711rcuc/723:42:327
197862340,0sleep30-21swapper/323:18:413
275199320,31cyclictest27622-21kworker/4:323:42:524
118802240,1sleep511864-21bash00:32:205
2743992312,1cyclictest41-21ksoftirqd/321:39:203
274399229,1cyclictest41-21ksoftirqd/323:19:233
274399212,4cyclictest41-21ksoftirqd/322:55:203
2743992114,1cyclictest41-21ksoftirqd/300:17:533
176142210,0sleep40-21swapper/421:50:484
34092200,0sleep5561ktimersoftd/523:13:555
2767992019,1cyclictest65-21ksoftirqd/623:00:346
2767992018,1cyclictest65-21ksoftirqd/623:36:356
2767992015,3cyclictest65-21ksoftirqd/600:38:336
274399209,1cyclictest41-21ksoftirqd/322:15:203
274399208,2cyclictest41-21ksoftirqd/323:31:213
2767991913,3cyclictest65-21ksoftirqd/622:49:396
274399195,3cyclictest41-21ksoftirqd/321:58:503
2743991916,1cyclictest41-21ksoftirqd/322:59:263
2743991914,3cyclictest41-21ksoftirqd/323:46:233
2743991914,3cyclictest41-21ksoftirqd/322:21:363
2743991913,4cyclictest41-21ksoftirqd/321:18:223
2743991913,4cyclictest41-21ksoftirqd/321:18:223
276799186,1cyclictest65-21ksoftirqd/600:25:216
2767991815,3cyclictest65-21ksoftirqd/623:14:356
2767991814,1cyclictest65-21ksoftirqd/623:23:476
2767991812,4cyclictest65-21ksoftirqd/622:34:286
274399186,1cyclictest131rcu_sched22:40:303
274399184,1cyclictest41-21ksoftirqd/322:12:413
2743991815,3cyclictest41-21ksoftirqd/323:57:203
2743991815,3cyclictest41-21ksoftirqd/323:57:203
2743991814,3cyclictest41-21ksoftirqd/322:46:073
2743991814,1cyclictest22445-21sshd22:32:083
276799172,3cyclictest65-21ksoftirqd/622:12:256
2767991716,1cyclictest65-21ksoftirqd/621:31:056
2767991714,3cyclictest65-21ksoftirqd/600:29:466
2767991714,1cyclictest65-21ksoftirqd/623:08:496
2767991713,3cyclictest65-21ksoftirqd/622:42:116
2767991713,1cyclictest65-21ksoftirqd/622:55:096
2767991713,1cyclictest65-21ksoftirqd/621:14:356
2767991713,1cyclictest65-21ksoftirqd/621:14:356
274399178,3cyclictest41-21ksoftirqd/323:11:113
274399175,3cyclictest41-21ksoftirqd/321:49:293
274399174,3cyclictest41-21ksoftirqd/322:01:483
274399174,3cyclictest41-21ksoftirqd/322:01:483
2743991715,1cyclictest41-21ksoftirqd/323:51:173
2743991715,1cyclictest41-21ksoftirqd/323:07:573
2743991715,1cyclictest41-21ksoftirqd/322:26:543
2743991715,1cyclictest41-21ksoftirqd/300:34:313
2743991715,1cyclictest41-21ksoftirqd/300:25:413
2743991713,3cyclictest464-21systemd-journal00:33:323
2743991713,3cyclictest41-21ksoftirqd/323:34:153
2743991713,3cyclictest41-21ksoftirqd/300:05:563
2743991713,3cyclictest41-21ksoftirqd/300:01:123
2743991712,4cyclictest41-21ksoftirqd/322:37:383
2743991712,4cyclictest41-21ksoftirqd/321:21:413
274399170,1cyclictest131rcu_sched22:05:383
96852160,0sleep20-21swapper/221:32:522
287482160,0sleep50-21swapper/523:59:525
2767991615,1cyclictest65-21ksoftirqd/622:48:066
2767991615,1cyclictest65-21ksoftirqd/622:15:206
2767991615,1cyclictest65-21ksoftirqd/621:54:036
2767991614,2cyclictest65-21ksoftirqd/622:32:306
2767991614,1cyclictest65-21ksoftirqd/622:25:406
2767991614,1cyclictest65-21ksoftirqd/600:10:066
2767991614,1cyclictest65-21ksoftirqd/600:09:076
2767991612,3cyclictest65-21ksoftirqd/623:49:246
2767991612,3cyclictest65-21ksoftirqd/623:25:326
2767991612,1cyclictest65-21ksoftirqd/621:58:506
276799161,1cyclictest65-21ksoftirqd/621:27:236
276799160,16cyclictest26113-21kworker/6:500:21:346
2751991613,2cyclictest4693-21sshd21:19:144
274399164,1cyclictest41-21ksoftirqd/300:19:333
2743991615,1cyclictest41-21ksoftirqd/321:36:283
2743991614,1cyclictest41-21ksoftirqd/321:31:343
2743991614,1cyclictest41-21ksoftirqd/321:10:443
2743991614,1cyclictest41-21ksoftirqd/321:10:443
2743991613,1cyclictest41-21ksoftirqd/300:11:163
2723991614,1cyclictest25-21ksoftirqd/122:13:591
2715991615,1cyclictest9-21ksoftirqd/023:05:560
2715991614,1cyclictest9-21ksoftirqd/021:29:160
7382150,0sleep7735-21sshd22:52:427
276799158,1cyclictest65-21ksoftirqd/622:04:246
2767991514,1cyclictest65-21ksoftirqd/621:36:416
2767991513,1cyclictest85150irq/25-em1-rx-022:21:216
2767991513,1cyclictest65-21ksoftirqd/623:31:166
2767991513,1cyclictest65-21ksoftirqd/623:10:246
2767991513,1cyclictest65-21ksoftirqd/622:00:336
2767991513,1cyclictest65-21ksoftirqd/622:00:336
2767991511,3cyclictest65-21ksoftirqd/623:56:226
2767991511,3cyclictest65-21ksoftirqd/623:56:226
2751991513,2cyclictest14965-21sshd21:40:574
2743991511,3cyclictest41-21ksoftirqd/322:49:383
2723991513,1cyclictest25-21ksoftirqd/100:16:361
2723991512,3cyclictest25-21ksoftirqd/121:42:341
272399150,1cyclictest1-21systemd21:50:121
2715991513,1cyclictest9-21ksoftirqd/023:02:370
2715991513,1cyclictest9-21ksoftirqd/000:25:000
2715991512,2cyclictest10210-21sshd21:09:240
2715991512,2cyclictest10210-21sshd21:09:240
2715991511,1cyclictest9-21ksoftirqd/022:39:310
246002150,1sleep724598-21grepconf.sh22:32:167
216582150,0sleep4758-21runrttasks23:36:204
120092150,2sleep1272399cyclictest22:16:001
277499143,5cyclictest709-21systemd-logind22:21:557
2774991410,1cyclictest73-21ksoftirqd/723:29:037
276799140,2cyclictest65-21ksoftirqd/621:19:126
2751991410,3cyclictest49-21ksoftirqd/421:18:484
2751991410,3cyclictest49-21ksoftirqd/421:18:484
275199140,13cyclictest22412-21kworker/4:400:25:194
2731991413,1cyclictest33-21ksoftirqd/223:48:232
2731991412,2cyclictest33-21ksoftirqd/222:27:202
2731991411,2cyclictest33-21ksoftirqd/223:13:032
2723991413,1cyclictest25-21ksoftirqd/122:32:421
2723991412,1cyclictest25-21ksoftirqd/123:54:461
2723991412,1cyclictest25-21ksoftirqd/123:54:461
2715991413,1cyclictest9-21ksoftirqd/023:33:180
2715991413,1cyclictest9-21ksoftirqd/023:23:200
2715991413,1cyclictest9-21ksoftirqd/022:44:320
2715991412,1cyclictest9-21ksoftirqd/023:36:380
271599140,1cyclictest4708-21sshd22:34:570
208622140,0sleep70-21swapper/700:07:157
173322140,0sleep417333-21systemd-cgroups23:01:284
291542130,1sleep529160-21bash00:21:305
277499132,5cyclictest721-21dbus-daemon23:14:097
2751991311,1cyclictest49-21ksoftirqd/422:23:584
2751991311,1cyclictest49-21ksoftirqd/422:06:194
2751991311,1cyclictest49-21ksoftirqd/400:12:514
275199130,13cyclictest32138-21kworker/4:023:54:074
273199139,1cyclictest33-21ksoftirqd/200:20:322
273199132,4cyclictest25649-21grep23:34:372
2731991311,1cyclictest33-21ksoftirqd/223:27:452
2731991310,2cyclictest33-21ksoftirqd/221:19:122
2731991310,2cyclictest33-21ksoftirqd/221:19:122
2731991310,2cyclictest12537-21sshd22:00:232
2731991310,2cyclictest12537-21sshd22:00:232
2723991311,1cyclictest25-21ksoftirqd/123:08:591
2723991310,3cyclictest25-21ksoftirqd/123:27:011
2723991310,3cyclictest25-21ksoftirqd/100:01:491
272399130,13cyclictest0-21swapper/123:49:261
272399130,12cyclictest14119-21kworker/1:521:29:121
271599139,3cyclictest28695-21sshd22:07:160
271599138,2cyclictest9-21ksoftirqd/023:11:040
271599137,4cyclictest22284-21grepconf.sh00:13:180
2715991312,1cyclictest9-21ksoftirqd/021:41:200
2715991312,1cyclictest9-21ksoftirqd/000:03:580
2715991311,1cyclictest9-21ksoftirqd/022:28:360
2715991311,1cyclictest9-21ksoftirqd/021:23:150
2715991311,1cyclictest9-21ksoftirqd/000:20:030
2715991310,2cyclictest21381-21sshd23:57:360
2715991310,2cyclictest21381-21sshd23:57:360
277499123,8cyclictest29281-21id21:20:337
277499122,4cyclictest583-21grep23:52:297
277499122,4cyclictest16473-21sshd21:37:037
277499122,4cyclictest14812-21systemd00:26:287
277499122,4cyclictest1-21systemd23:20:257
277499122,4cyclictest0-21swapper/722:44:277
277499122,4cyclictest0-21swapper/722:41:207
277499121,5cyclictest5993-21sshd22:39:007
277499120,2cyclictest10568-21bash00:20:237
277499120,11cyclictest23777-21bash21:47:187
277499120,11cyclictest0-21swapper/721:42:347
275999127,2cyclictest57-21ksoftirqd/523:52:515
275999122,7cyclictest1843-21nfsd22:45:395
275999120,2cyclictest14814-21systemd22:25:415
275999120,11cyclictest0-21swapper/522:40:335
275999120,11cyclictest0-21swapper/522:13:475
275999120,1cyclictest0-21swapper/522:15:305
275199127,3cyclictest49-21ksoftirqd/423:25:414
275199125,4cyclictest6342sleep422:01:384
275199125,4cyclictest6342sleep422:01:384
2751991211,1cyclictest49-21ksoftirqd/422:30:454
2751991211,1cyclictest49-21ksoftirqd/421:24:184
2751991210,1cyclictest49-21ksoftirqd/422:41:264
2751991210,1cyclictest49-21ksoftirqd/422:35:104
2751991210,1cyclictest49-21ksoftirqd/400:02:514
275199120,12cyclictest7601-21kworker/4:422:54:224
273199129,2cyclictest1-21systemd21:54:042
273199123,5cyclictest5849-21sshd00:00:262
273199122,3cyclictest721-21dbus-daemon21:40:272
2731991211,1cyclictest33-21ksoftirqd/222:23:422
2731991210,2cyclictest33-21ksoftirqd/222:48:042
2731991210,1cyclictest33-21ksoftirqd/222:32:342
273199120,11cyclictest29590-21kworker/2:200:26:062
273199120,11cyclictest19886-21sshd00:17:132
272399128,3cyclictest25-21ksoftirqd/122:34:281
2723991211,1cyclictest25-21ksoftirqd/121:44:311
2723991211,1cyclictest25-21ksoftirqd/121:30:101
2723991211,1cyclictest25-21ksoftirqd/100:36:091
2723991210,1cyclictest25-21ksoftirqd/123:34:281
2723991210,1cyclictest25-21ksoftirqd/123:19:011
2723991210,1cyclictest25-21ksoftirqd/100:32:481
2723991210,1cyclictest25-21ksoftirqd/100:13:451
2715991211,1cyclictest9-21ksoftirqd/000:07:310
2715991211,1cyclictest0-21swapper/022:55:210
2715991210,1cyclictest9-21ksoftirqd/022:23:340
2715991210,1cyclictest9-21ksoftirqd/021:18:540
2715991210,1cyclictest9-21ksoftirqd/021:18:540
2715991210,1cyclictest9-21ksoftirqd/000:39:110
2715991210,1cyclictest9-21ksoftirqd/000:14:290
271599120,11cyclictest28744-21kworker/0:622:01:240
271599120,11cyclictest28744-21kworker/0:622:01:240
263862120,1sleep526383-21bash22:05:075
124732120,1sleep0464-21systemd-journal21:27:130
120952120,0sleep012091-21sshd23:45:290
292772110,0sleep10-21swapper/121:20:331
277499119,1cyclictest73-21ksoftirqd/723:55:097
277499119,1cyclictest73-21ksoftirqd/723:55:097
277499119,1cyclictest73-21ksoftirqd/722:06:037
277499115,2cyclictest18166-21sshd23:16:367
277499114,6cyclictest709-21systemd-logind22:16:197
277499112,4cyclictest0-21swapper/700:15:567
277499111,4cyclictest9621-21sshd22:59:077
277499111,4cyclictest8136-21systemd00:00:347
277499111,4cyclictest10153-21sshd23:31:517
277499111,4cyclictest1-21systemd21:29:377
277499110,5cyclictest18153-21rm21:14:177
277499110,5cyclictest18153-21rm21:14:177
276799119,1cyclictest65-21ksoftirqd/621:09:126
2767991110,1cyclictest65-21ksoftirqd/619:29:126
275999119,2cyclictest0-21swapper/521:27:245
275999119,1cyclictest57-21ksoftirqd/523:22:015
275999119,1cyclictest57-21ksoftirqd/521:33:055
275999114,7cyclictest0-21swapper/521:51:495
275999113,4cyclictest28204-21grepconf.sh00:27:165
275999112,5cyclictest0-21swapper/523:56:395
275999112,5cyclictest0-21swapper/523:56:395
275999112,4cyclictest4330-21sshd22:38:545
275999111,4cyclictest6504-21bash23:00:495
275999111,4cyclictest5243-21sshd23:25:375
275999110,6cyclictest27761-21id22:58:175
275999110,11cyclictest0-21swapper/521:40:105
275999110,11cyclictest0-21swapper/521:14:055
275999110,11cyclictest0-21swapper/521:14:055
275199119,1cyclictest49-21ksoftirqd/423:19:264
275199119,1cyclictest49-21ksoftirqd/422:10:564
275199119,1cyclictest49-21ksoftirqd/400:19:454
275199119,1cyclictest0-21swapper/421:35:114
275199113,7cyclictest20659-21kill21:33:304
274399119,1cyclictest41-21ksoftirqd/320:39:123
273199119,2cyclictest33-21ksoftirqd/223:54:072
273199119,1cyclictest857-21polkitd00:05:052
273199119,1cyclictest33-21ksoftirqd/222:13:252
273199119,1cyclictest33-21ksoftirqd/221:27:212
273199119,1cyclictest26348-21systemd21:47:272
273199119,1cyclictest13550irq/24-ahci[00023:00:552
273199118,2cyclictest33-21ksoftirqd/222:34:362
273199117,3cyclictest33-21ksoftirqd/200:39:102
2731991110,1cyclictest33-21ksoftirqd/222:14:252
2731991110,1cyclictest33-21ksoftirqd/200:10:012
273199110,8cyclictest32520-21grepconf.sh23:06:052
272399119,1cyclictest25-21ksoftirqd/123:44:281
272399119,1cyclictest25-21ksoftirqd/123:30:311
272399119,1cyclictest25-21ksoftirqd/122:58:131
272399119,1cyclictest25-21ksoftirqd/121:54:281
272399118,3cyclictest25-21ksoftirqd/100:19:231
2723991110,1cyclictest25-21ksoftirqd/123:19:511
272399110,10cyclictest22510-21kworker/1:000:24:191
272399110,10cyclictest0-21swapper/122:39:331
271599119,1cyclictest9-21ksoftirqd/023:24:390
271599119,1cyclictest9-21ksoftirqd/022:17:420
271599119,1cyclictest9-21ksoftirqd/021:58:420
271599119,1cyclictest9-21ksoftirqd/000:31:060
2715991110,1cyclictest9-21ksoftirqd/023:49:240
2715991110,1cyclictest9-21ksoftirqd/022:50:310
2715991110,1cyclictest15-21kswork21:53:020
166192110,0sleep00-21swapper/021:35:060
158282110,0sleep20-21swapper/223:14:322
277499108,1cyclictest73-21ksoftirqd/723:45:417
277499105,1cyclictest6763-21sshd23:04:327
277499103,4cyclictest22473-21bash21:57:057
277499103,3cyclictest464-21systemd-journal22:02:287
277499103,3cyclictest464-21systemd-journal22:02:287
277499102,4cyclictest709-21systemd-logind00:35:277
277499101,3cyclictest17221-21sshd22:10:297
277499100,4cyclictest28892-21bash21:49:287
277499100,10cyclictest20491-21kworker/7:500:09:517
277499100,10cyclictest0-21swapper/723:35:087
276799108,1cyclictest65-21ksoftirqd/620:09:346
276799108,1cyclictest65-21ksoftirqd/620:04:226
275999109,1cyclictest57-21ksoftirqd/523:30:405
275999108,1cyclictest57-21ksoftirqd/522:30:175
275999108,1cyclictest57-21ksoftirqd/522:20:275
275999103,7cyclictest0-21swapper/522:02:535
275999103,7cyclictest0-21swapper/522:02:535
275999103,4cyclictest464-21systemd-journal23:18:055
275999102,5cyclictest31113-21sshd00:35:315
275999102,4cyclictest9613-21grep21:56:195
275999102,3cyclictest0-21swapper/500:06:495
275999100,6cyclictest13713-21sd-pam22:49:175
275999100,6cyclictest0-21swapper/523:08:595
275999100,4cyclictest20569-21bash21:20:035
275999100,4cyclictest0-21swapper/521:15:275
275999100,4cyclictest0-21swapper/521:15:275
275199109,1cyclictest49-21ksoftirqd/423:55:474
275199109,1cyclictest49-21ksoftirqd/423:55:474
275199109,1cyclictest49-21ksoftirqd/423:46:394
275199109,1cyclictest49-21ksoftirqd/422:25:254
275199109,1cyclictest49-21ksoftirqd/421:12:414
275199109,1cyclictest49-21ksoftirqd/421:12:414
275199109,1cyclictest49-21ksoftirqd/400:34:234
275199108,1cyclictest49-21ksoftirqd/423:17:054
275199104,3cyclictest857-21polkitd00:07:124
275199103,4cyclictest721-21dbus-daemon00:18:044
275199102,5cyclictest1999-21grepconf.sh00:31:454
275199100,5cyclictest0-21swapper/421:56:094
275199100,10cyclictest0-21swapper/423:10:344
275199100,10cyclictest0-21swapper/423:04:154
275199100,10cyclictest0-21swapper/422:50:324
273199109,1cyclictest33-21ksoftirqd/223:21:482
273199108,1cyclictest33-21ksoftirqd/222:53:392
273199108,1cyclictest33-21ksoftirqd/221:56:402
273199108,1cyclictest33-21ksoftirqd/221:21:442
273199107,2cyclictest31124-21sshd23:29:152
272399109,1cyclictest25-21ksoftirqd/122:49:381
272399109,1cyclictest25-21ksoftirqd/100:04:441
272399108,1cyclictest25-21ksoftirqd/122:05:101
272399108,1cyclictest25-21ksoftirqd/121:59:581
272399108,1cyclictest25-21ksoftirqd/121:59:581
272399108,1cyclictest25-21ksoftirqd/121:15:451
272399108,1cyclictest25-21ksoftirqd/121:15:451
272399108,1cyclictest20272-21systemd22:45:341
272399100,4cyclictest859-21gdbus21:13:511
272399100,4cyclictest859-21gdbus21:13:511
271599108,1cyclictest9-21ksoftirqd/023:15:120
271599107,2cyclictest13445-21systemd22:31:350
27679997,1cyclictest65-21ksoftirqd/620:19:236
27679997,1cyclictest65-21ksoftirqd/620:19:236
27599998,1cyclictest57-21ksoftirqd/500:16:365
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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