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2026-07-23 - 15:50
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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 Thu Jul 23, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
256962900,0sleep21403599cyclictest12:32:502
80262710,0sleep70-21swapper/709:21:047
281612530,0sleep70-21swapper/709:49:247
215262530,1sleep2758-21runrttasks09:36:212
190282520,0sleep70-21swapper/711:30:407
211362510,0sleep70-21swapper/708:11:547
177492490,0sleep40-21swapper/411:10:344
14035994947,2cyclictest33-21ksoftirqd/210:27:522
14035994947,2cyclictest33-21ksoftirqd/210:27:522
184032480,0sleep7711rcuc/711:06:537
134602480,1sleep71-21systemd10:28:327
134602480,1sleep71-21systemd10:28:327
36382470,0sleep40-21swapper/411:02:254
1374724725,8sleep00-21swapper/007:05:020
92632460,1sleep1241ktimersoftd/112:19:111
90462460,0sleep30-21swapper/311:53:423
60922460,0sleep50-21swapper/512:28:045
315392460,0sleep70-21swapper/709:07:197
15322460,0sleep70-21swapper/712:16:537
191462450,0sleep319143-21sshd10:56:083
136342450,0sleep4471rcuc/409:52:094
185602440,0sleep10-21swapper/112:25:121
1353624424,4sleep10-21swapper/107:02:061
54452430,0sleep30-21swapper/312:26:183
45442430,1sleep54487-21sshd09:07:415
313112430,0sleep00-21swapper/009:58:380
307362430,0sleep30-21swapper/310:31:253
307362430,0sleep30-21swapper/310:31:253
301362430,1sleep130135-21grepconf.sh09:25:551
295452430,2sleep01401599cyclictest10:03:580
207712430,0sleep20-21swapper/210:05:212
61162420,0sleep00-21swapper/010:49:560
327222420,0sleep2321ktimersoftd/212:31:302
282162420,0sleep10-21swapper/110:20:171
242372420,1sleep024235-21sshd09:21:540
216452420,0sleep40-21swapper/410:07:074
215642420,0sleep70-21swapper/711:38:007
16562420,0sleep10-21swapper/110:00:391
311912410,0sleep70-21swapper/711:16:467
308702410,0sleep60-21swapper/611:45:526
228882410,0sleep622840-21sshd11:10:526
1366224130,8sleep20-21swapper/207:03:522
1364724128,9sleep70-21swapper/707:03:407
118162410,0sleep60-21swapper/611:31:596
204542400,0sleep720453-21systemd-cgroups09:27:057
1372824027,9sleep30-21swapper/307:04:493
1370424028,8sleep60-21swapper/607:04:286
1365424028,8sleep50-21swapper/507:03:475
231802390,0sleep00-21swapper/010:58:050
198652390,1sleep233-21ksoftirqd/209:50:472
147912390,0sleep30-21swapper/309:37:423
1365323926,9sleep40-21swapper/407:03:464
116922370,0sleep40-21swapper/410:41:114
14065993535,0cyclictest27571-21kworker/6:410:27:536
14065993535,0cyclictest27571-21kworker/6:410:27:536
1405199260,25cyclictest3853-21kworker/4:210:27:524
1405199260,25cyclictest3853-21kworker/4:210:27:524
1405899230,1cyclictest366-21jbd2/sda2-809:22:455
14073992216,3cyclictest73-21ksoftirqd/711:01:257
59682200,0sleep60-21swapper/612:19:006
1405899200,1cyclictest17831-21sshd10:03:195
14043992016,3cyclictest41-21ksoftirqd/309:29:263
95732190,0sleep00-21swapper/010:24:410
1405899190,6cyclictest8518-21sshd10:50:045
14043991917,1cyclictest41-21ksoftirqd/312:18:533
1405899188,1cyclictest57-21ksoftirqd/511:42:365
1405899182,5cyclictest0-21swapper/509:18:035
1405899180,2cyclictest709-21systemd-logind11:48:065
1405899180,2cyclictest1844-21nfsd08:14:195
1405899180,0cyclictest0-21swapper/511:23:545
14043991816,1cyclictest41-21ksoftirqd/312:07:583
14043991816,1cyclictest41-21ksoftirqd/309:53:573
1402799180,1cyclictest1899-21grepconf.sh10:27:521
1402799180,1cyclictest1899-21grepconf.sh10:27:521
325212170,1sleep032519-21sshd10:18:400
14058991715,1cyclictest85250irq/26-em1-tx-010:27:525
14058991715,1cyclictest85250irq/26-em1-tx-010:27:525
1405899170,0cyclictest0-21swapper/509:39:055
14043991715,1cyclictest41-21ksoftirqd/310:49:523
14043991714,1cyclictest41-21ksoftirqd/309:14:573
1404399170,2cyclictest131rcu_sched10:25:553
68642160,1sleep214549-1kworker/2:2H11:31:472
56102160,1sleep65611-21sshd10:44:256
14073991614,1cyclictest73-21ksoftirqd/709:24:007
1405899162,1cyclictest5007-21id12:26:165
1405899162,0cyclictest0-21swapper/509:51:435
14058991614,1cyclictest57-21ksoftirqd/512:33:325
1405899161,1cyclictest0-21swapper/510:20:235
1405899160,4cyclictest0-21swapper/511:56:145
1405899160,3cyclictest27024-21sshd10:11:095
14043991615,1cyclictest41-21ksoftirqd/310:36:453
14043991615,1cyclictest41-21ksoftirqd/309:17:073
14043991614,1cyclictest41-21ksoftirqd/312:32:393
14043991614,1cyclictest41-21ksoftirqd/311:56:513
14043991614,1cyclictest41-21ksoftirqd/311:45:303
14043991614,1cyclictest41-21ksoftirqd/311:20:533
14043991614,1cyclictest41-21ksoftirqd/310:13:533
14043991614,1cyclictest41-21ksoftirqd/310:00:193
14027991616,0cyclictest0-21swapper/110:50:281
14015991614,1cyclictest1-21systemd10:27:520
14015991614,1cyclictest1-21systemd10:27:520
43722150,1sleep4471rcuc/409:17:094
14073991514,1cyclictest73-21ksoftirqd/711:50:157
14073991514,1cyclictest73-21ksoftirqd/710:43:017
14073991513,2cyclictest73-21ksoftirqd/709:57:177
14073991513,1cyclictest73-21ksoftirqd/712:28:367
14073991513,1cyclictest73-21ksoftirqd/710:38:247
14073991512,1cyclictest73-21ksoftirqd/711:45:097
14073991512,1cyclictest73-21ksoftirqd/711:35:397
14073991511,1cyclictest73-21ksoftirqd/709:40:597
1405899154,0cyclictest0-21swapper/507:56:235
1405899151,2cyclictest1248-21bash11:27:465
1405899151,2cyclictest0-21swapper/509:33:555
1405899151,1cyclictest709-21systemd-logind09:13:215
1405899151,0cyclictest0-21swapper/511:37:125
1405899151,0cyclictest0-21swapper/508:54:335
1405899150,3cyclictest0-21swapper/510:36:115
1405899150,0cyclictest0-21swapper/512:06:485
1405899150,0cyclictest0-21swapper/511:14:305
1405899150,0cyclictest0-21swapper/511:14:305
1404399159,2cyclictest41-21ksoftirqd/309:47:463
14043991514,1cyclictest41-21ksoftirqd/312:13:453
14043991514,1cyclictest41-21ksoftirqd/311:49:033
14043991514,1cyclictest41-21ksoftirqd/311:36:323
14043991514,1cyclictest41-21ksoftirqd/311:11:543
14043991514,1cyclictest41-21ksoftirqd/311:11:543
14043991514,1cyclictest41-21ksoftirqd/311:01:323
14043991514,1cyclictest41-21ksoftirqd/310:45:543
14043991514,1cyclictest41-21ksoftirqd/310:09:233
14043991514,1cyclictest41-21ksoftirqd/310:01:513
14043991514,1cyclictest41-21ksoftirqd/309:07:473
14043991513,1cyclictest41-21ksoftirqd/312:03:503
14043991513,1cyclictest41-21ksoftirqd/312:03:503
14043991513,1cyclictest41-21ksoftirqd/311:28:453
14043991513,1cyclictest41-21ksoftirqd/311:01:523
14043991513,1cyclictest41-21ksoftirqd/310:33:523
14043991513,1cyclictest41-21ksoftirqd/309:44:143
14043991513,1cyclictest41-21ksoftirqd/309:22:053
14043991512,2cyclictest41-21ksoftirqd/311:21:353
14043991511,1cyclictest41-21ksoftirqd/311:33:253
14015991512,2cyclictest721-21dbus-daemon11:16:060
14015991512,2cyclictest721-21dbus-daemon11:16:060
14015991510,4cyclictest4186-21sshd12:04:200
14015991510,4cyclictest4186-21sshd12:04:200
292612140,0sleep60-21swapper/612:31:186
254792140,0sleep10-21swapper/112:11:021
227822140,0sleep2321ktimersoftd/211:56:222
202022140,0sleep520194-21sshd10:23:265
150712140,0sleep20-21swapper/211:28:342
1407399148,2cyclictest7062-21bash09:13:447
1407399148,1cyclictest73-21ksoftirqd/710:34:027
14073991412,1cyclictest73-21ksoftirqd/712:09:007
14073991412,1cyclictest73-21ksoftirqd/710:15:057
14073991412,1cyclictest73-21ksoftirqd/709:53:207
14073991412,1cyclictest73-21ksoftirqd/709:43:297
14073991412,1cyclictest709-21systemd-logind10:01:587
14073991411,2cyclictest73-21ksoftirqd/712:02:227
14073991411,2cyclictest73-21ksoftirqd/712:02:227
14065991413,1cyclictest65-21ksoftirqd/611:22:026
14065991412,1cyclictest65-21ksoftirqd/609:43:476
1405899143,2cyclictest28325-21bash12:00:165
1405899143,2cyclictest1961-21sshd12:18:465
1405899143,2cyclictest18289-21cp11:34:125
1405899143,2cyclictest0-21swapper/509:58:175
1405899143,2cyclictest0-21swapper/509:31:015
1405899143,2cyclictest0-21swapper/507:30:295
1405899143,1cyclictest9621-21sshd09:42:535
1405899142,1cyclictest4890-21iostat08:41:475
14058991412,1cyclictest57-21ksoftirqd/511:01:465
1405899140,5cyclictest0-21swapper/511:16:345
1405899140,4cyclictest0-21swapper/509:49:175
1405899140,1cyclictest16999-21cp10:45:055
1405899140,0cyclictest0-21swapper/512:11:485
14043991413,1cyclictest41-21ksoftirqd/311:10:593
14043991413,1cyclictest41-21ksoftirqd/309:31:443
14043991412,1cyclictest41-21ksoftirqd/312:26:483
14043991412,1cyclictest41-21ksoftirqd/310:16:423
14015991413,1cyclictest9-21ksoftirqd/011:38:540
14015991412,1cyclictest9-21ksoftirqd/011:55:080
14015991412,1cyclictest15843-21sshd12:06:480
109192140,0sleep09-21ksoftirqd/011:48:190
37672130,0sleep60-21swapper/612:15:166
14073991312,1cyclictest73-21ksoftirqd/712:33:317
14073991312,1cyclictest73-21ksoftirqd/710:17:257
14073991312,1cyclictest73-21ksoftirqd/710:06:437
14073991311,1cyclictest73-21ksoftirqd/712:14:377
14073991311,1cyclictest73-21ksoftirqd/711:57:027
14073991311,1cyclictest73-21ksoftirqd/711:23:117
14073991311,1cyclictest73-21ksoftirqd/711:13:447
14073991311,1cyclictest73-21ksoftirqd/711:13:447
14073991311,1cyclictest73-21ksoftirqd/710:26:227
1406599139,3cyclictest65-21ksoftirqd/611:47:286
14065991311,1cyclictest65-21ksoftirqd/612:04:436
14065991311,1cyclictest65-21ksoftirqd/612:04:436
1405899132,2cyclictest0-21swapper/510:59:085
1405899132,2cyclictest0-21swapper/510:52:445
1405899132,2cyclictest0-21swapper/510:38:115
1405899132,2cyclictest0-21swapper/510:13:475
1405899132,1cyclictest11495-21iostat_ios07:56:475
1405899132,1cyclictest11495-21iostat_ios07:56:475
1405899130,4cyclictest0-21swapper/511:07:025
1405899130,1cyclictest0-21swapper/507:12:375
1405899130,0cyclictest0-21swapper/508:50:035
1403599132,4cyclictest1-21systemd09:53:182
1402799130,1cyclictest0-21swapper/109:32:151
1401599138,4cyclictest26079-21kworker/0:009:45:510
14015991312,1cyclictest9-21ksoftirqd/011:21:160
14015991312,1cyclictest9-21ksoftirqd/011:06:330
14015991311,1cyclictest9-21ksoftirqd/011:09:180
14015991311,1cyclictest9-21ksoftirqd/010:09:230
14015991311,1cyclictest9-21ksoftirqd/009:20:410
14015991311,1cyclictest9-21ksoftirqd/007:31:330
1401599130,12cyclictest13606-21grep12:35:520
98782120,0sleep10-21swapper/109:26:351
5142120,0sleep10-21swapper/111:09:351
304222120,0sleep60-21swapper/611:40:246
225882120,0sleep2321ktimersoftd/210:38:042
1407399127,1cyclictest73-21ksoftirqd/710:55:007
14073991211,1cyclictest73-21ksoftirqd/711:02:507
14073991210,1cyclictest73-21ksoftirqd/711:55:137
14073991210,1cyclictest73-21ksoftirqd/710:47:047
14073991210,1cyclictest73-21ksoftirqd/709:34:377
1406599122,4cyclictest20665-21bash10:47:016
1406599122,4cyclictest18481-21sshd09:56:096
14065991211,1cyclictest65-21ksoftirqd/612:34:006
1405899120,3cyclictest0-21swapper/508:21:455
1405899120,3cyclictest0-21swapper/508:21:035
1405899120,3cyclictest0-21swapper/508:06:475
1405899120,3cyclictest0-21swapper/507:39:495
1405899120,3cyclictest0-21swapper/507:31:595
1405899120,3cyclictest0-21swapper/507:16:515
1405899120,0cyclictest0-21swapper/512:02:205
1405899120,0cyclictest0-21swapper/512:02:205
1405899120,0cyclictest0-21swapper/508:36:515
1405899120,0cyclictest0-21swapper/508:03:175
1405899120,0cyclictest0-21swapper/507:46:335
1405199126,3cyclictest49-21ksoftirqd/411:27:034
1405199122,4cyclictest0-21swapper/411:55:284
14051991210,1cyclictest0-21swapper/411:21:214
1405199120,2cyclictest22905-21systemd10:34:314
1405199120,12cyclictest25634-21kworker/4:509:47:324
1405199120,11cyclictest23530-21systemd12:03:364
1405199120,11cyclictest23530-21systemd12:03:364
1405199120,1cyclictest721-21dbus-daemon11:14:204
1405199120,1cyclictest721-21dbus-daemon11:14:204
1403599129,2cyclictest24755-21bash12:20:052
14035991211,1cyclictest33-21ksoftirqd/210:11:482
1403599121,5cyclictest25687-21grepconf.sh09:16:382
1403599120,11cyclictest4090-21systemd-cgroups10:51:392
1403599120,11cyclictest31042-21sshd10:07:402
1402799129,2cyclictest11392-21cp11:11:561
1402799129,2cyclictest11392-21cp11:11:561
14027991210,1cyclictest25-21ksoftirqd/111:51:001
14027991210,1cyclictest25-21ksoftirqd/111:33:371
1402799120,11cyclictest8984-21bash10:57:161
1401599129,2cyclictest9-21ksoftirqd/012:27:250
1401599124,4cyclictest0-21swapper/008:21:330
1401599123,8cyclictest23724-21grepconf.sh11:43:350
14015991211,1cyclictest9-21ksoftirqd/010:52:060
14015991211,1cyclictest9-21ksoftirqd/010:38:110
14015991210,1cyclictest9-21ksoftirqd/011:23:480
14015991210,1cyclictest9-21ksoftirqd/009:51:440
14015991210,1cyclictest9-21ksoftirqd/009:31:460
14015991210,1cyclictest9-21ksoftirqd/009:07:080
1407399119,1cyclictest73-21ksoftirqd/712:23:037
1407399119,1cyclictest73-21ksoftirqd/707:16:337
1406599119,2cyclictest0-21swapper/612:10:216
1406599119,1cyclictest65-21ksoftirqd/609:27:416
1406599119,1cyclictest65-21ksoftirqd/609:11:536
1406599119,1cyclictest24770-21sshd11:18:106
1406599116,1cyclictest85150irq/25-em1-rx-009:08:586
1406599115,3cyclictest85150irq/25-em1-rx-009:24:316
1406599112,4cyclictest1-21systemd10:58:326
1406599111,4cyclictest11075-21bash12:01:096
1406599110,11cyclictest5158-21kworker/6:209:19:206
1406599110,1cyclictest0-21swapper/610:22:126
1405899113,2cyclictest0-21swapper/509:01:535
1405899110,2cyclictest0-21swapper/508:56:475
1405899110,2cyclictest0-21swapper/508:31:595
1405899110,2cyclictest0-21swapper/508:30:035
1405899110,2cyclictest0-21swapper/507:21:475
1405899110,2cyclictest0-21swapper/507:06:515
1405899110,0cyclictest0-21swapper/507:47:395
1405199114,1cyclictest709-21systemd-logind11:25:474
1405199113,7cyclictest27800-21bash11:41:584
1405199113,7cyclictest1-21systemd09:12:174
1405199113,5cyclictest27425-21sshd11:40:134
1405199111,4cyclictest26092-21bash09:43:504
1405199110,5cyclictest3284-21systemd09:57:004
1405199110,11cyclictest32006-21kworker/4:112:27:074
1405199110,11cyclictest19017-21kworker/4:412:22:074
1405199110,10cyclictest16731-21grepconf.sh09:26:534
1405199110,10cyclictest0-21swapper/410:18:174
1405199110,1cyclictest0-21swapper/411:49:154
1405199110,1cyclictest0-21swapper/410:22:324
1404399119,1cyclictest41-21ksoftirqd/309:06:333
1403599119,1cyclictest33-21ksoftirqd/212:07:262
1403599119,1cyclictest33-21ksoftirqd/211:58:382
1403599117,1cyclictest33-21ksoftirqd/212:23:472
1403599116,4cyclictest5613-21grepconf.sh11:06:162
1403599115,1cyclictest13550irq/24-ahci[00009:26:032
1403599114,3cyclictest0-21swapper/210:31:342
1403599113,5cyclictest19979-21grep10:43:232
14035991110,1cyclictest33-21ksoftirqd/211:18:512
14035991110,1cyclictest33-21ksoftirqd/209:45:202
14035991110,1cyclictest0-21swapper/209:38:202
1403599110,5cyclictest1-21systemd10:49:052
1403599110,1cyclictest17386-21sshd10:21:322
1403599110,1cyclictest11306-21sshd09:26:402
1402799119,1cyclictest25-21ksoftirqd/112:13:141
1402799119,1cyclictest25-21ksoftirqd/111:20:081
1402799113,1cyclictest857-21polkitd10:55:331
1402799112,4cyclictest464-21systemd-journal10:41:081
1402799112,4cyclictest20515-21sshd10:14:221
1402799111,6cyclictest857-21polkitd09:48:531
1402799111,4cyclictest13630-21df10:06:441
1402799111,4cyclictest0-21swapper/110:42:271
1402799110,11cyclictest18694-21kworker/1:410:04:501
1402799110,11cyclictest18293-21kworker/1:309:07:491
1402799110,1cyclictest721-21dbus-daemon09:55:571
1401599119,2cyclictest3083-21sshd09:15:220
1401599119,2cyclictest10515-21sshd12:13:470
1401599119,1cyclictest9-21ksoftirqd/011:31:370
1401599119,1cyclictest9-21ksoftirqd/010:46:100
1401599119,1cyclictest9-21ksoftirqd/010:33:470
1401599119,1cyclictest9-21ksoftirqd/010:13:050
1401599119,1cyclictest9-21ksoftirqd/009:30:410
1401599119,1cyclictest20895-21sshd12:23:270
1401599118,2cyclictest9-21ksoftirqd/011:28:190
1401599110,10cyclictest15-21kswork11:58:040
1406599109,1cyclictest65-21ksoftirqd/610:34:106
1406599108,1cyclictest65-21ksoftirqd/610:39:196
1406599108,1cyclictest65-21ksoftirqd/610:17:456
1406599108,1cyclictest13386-21cat10:06:446
1406599103,3cyclictest702-21nscd09:35:516
1406599103,3cyclictest28627-21sshd11:02:006
1406599102,3cyclictest9753-21sshd11:53:456
1406599102,3cyclictest13346-21sshd09:46:466
1406599101,4cyclictest20820-21sshd09:58:016
1406599100,9cyclictest23219-21sshd10:54:306
1406599100,10cyclictest0-21swapper/611:26:396
1406599100,1cyclictest721-21dbus-daemon11:14:426
1406599100,1cyclictest721-21dbus-daemon11:14:426
1405199108,1cyclictest49-21ksoftirqd/410:49:224
1405199108,1cyclictest49-21ksoftirqd/409:37:084
1405199107,2cyclictest21461-21sshd09:23:334
1405199103,6cyclictest20736-21sshd12:07:014
1405199103,6cyclictest12821-21sshd11:57:304
1405199103,6cyclictest0-21swapper/409:31:454
1405199103,1cyclictest18472-21systemd-cgroups10:45:104
1405199101,4cyclictest7597-21sshd10:53:364
1405199100,4cyclictest17899-21sshd11:32:194
1405199100,4cyclictest0-21swapper/410:06:174
1405199100,10cyclictest21807-21kworker/4:212:33:054
1405199100,10cyclictest0-21swapper/412:11:354
1403599109,1cyclictest33-21ksoftirqd/211:11:332
1403599103,4cyclictest721-21dbus-daemon09:15:482
1403599103,4cyclictest30553-21systemd11:13:032
1403599103,4cyclictest30553-21systemd11:13:032
1403599103,4cyclictest12151-21systemd11:48:242
1403599102,7cyclictest30569-21sshd10:22:102
1403599102,5cyclictest22465-21sshd12:05:242
1403599102,5cyclictest22465-21sshd12:05:242
1403599101,3cyclictest0-21swapper/211:43:482
1403599100,9cyclictest21459-21kworker/2:110:57:142
1402799109,1cyclictest25-21ksoftirqd/111:01:421
1402799108,1cyclictest25-21ksoftirqd/108:06:331
1402799103,6cyclictest721-21dbus-daemon11:56:341
1402799103,1cyclictest4798-21sshd11:37:021
1402799102,7cyclictest3371-21systemd12:06:091
1402799102,7cyclictest3371-21systemd12:06:091
1402799102,7cyclictest1-21systemd09:20:451
1402799101,4cyclictest27132-21sshd10:21:581
1402799101,4cyclictest20459-21sshd11:45:161
1402799101,4cyclictest0-21swapper/109:13:361
1402799100,4cyclictest721-21dbus-daemon11:56:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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