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2026-08-31 - 21:46
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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 Mon Aug 31, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24251997633,0cyclictest0-21swapper/609:52:506
24223997670,4cyclictest7324-21cp09:52:492
24236997534,40cyclictest721-21dbus-daemon09:52:504
178312720,2sleep22422399cyclictest11:34:482
173012710,0sleep60-21swapper/609:15:406
2383625328,9sleep00-21swapper/007:02:180
24216995016,16cyclictest0-21swapper/109:52:501
214152490,0sleep50-21swapper/512:05:435
144552490,0sleep114450-21sshd09:24:321
144552490,0sleep114450-21sshd09:24:321
144462490,2sleep52424499cyclictest11:49:095
226922480,2sleep32422999cyclictest11:58:363
183982480,1sleep1464-21systemd-journal11:07:321
183982480,1sleep1464-21systemd-journal11:07:321
56362470,0sleep70-21swapper/712:17:387
48262470,1sleep04822-21bash12:26:360
319912470,0sleep131988-21sshd11:46:251
278172470,0sleep227816-21sshd09:57:332
217582470,0sleep60-21swapper/609:46:246
260262460,0sleep20-21swapper/212:15:092
147422460,1sleep714722-21sshd09:37:037
34212450,0sleep10-21swapper/112:30:141
154642450,0sleep40-21swapper/411:18:164
163112440,1sleep016309-21grepconf.sh11:52:480
150042440,0sleep20-21swapper/210:23:442
134672440,0sleep50-21swapper/509:26:125
208422430,0sleep60-21swapper/610:00:416
181322430,0sleep218125-21sshd10:40:182
89162420,0sleep60-21swapper/607:35:076
258492420,0sleep40-21swapper/409:21:314
258492420,0sleep40-21swapper/409:21:314
2426399420,42cyclictest32201-21kworker/7:209:52:507
177992420,0sleep70-21swapper/712:32:527
119792420,0sleep50-21swapper/511:38:045
11892420,0sleep5551rcuc/510:31:565
300722410,1sleep330065-21sshd12:06:133
2388324130,8sleep70-21swapper/707:02:587
225552410,0sleep60-21swapper/608:55:066
198322410,0sleep00-21swapper/009:28:230
36172400,0sleep00-21swapper/012:17:310
2403624027,9sleep20-21swapper/207:05:012
2394624029,8sleep30-21swapper/307:03:503
2385424027,9sleep50-21swapper/507:02:315
2376424027,9sleep40-21swapper/407:01:184
184362400,0sleep20-21swapper/210:27:282
76962390,0sleep30-21swapper/312:23:113
25862390,0sleep20-21swapper/209:09:352
2373423923,13sleep10-21swapper/107:00:511
2372123926,9sleep60-21swapper/607:00:406
237132390,0sleep30-21swapper/312:15:023
315122380,0sleep00-21swapper/010:46:250
147072380,0sleep614706-21sshd12:10:486
106392380,0sleep5551rcuc/509:49:275
38352370,0sleep10-21swapper/109:13:111
24212993737,0cyclictest15376-21kworker/0:109:52:500
60242350,0sleep60-21swapper/612:21:146
16122350,2sleep62425199cyclictest11:08:256
16122350,2sleep62425199cyclictest11:08:256
2424499340,33cyclictest16326-21kworker/u16:009:52:505
228182340,0sleep2321ktimersoftd/209:28:332
136372320,0sleep50-21swapper/512:30:425
194962310,0sleep30-21swapper/311:14:553
2424499238,3cyclictest57-21ksoftirqd/511:29:145
2424499238,2cyclictest57-21ksoftirqd/511:15:515
2424499225,2cyclictest57-21ksoftirqd/510:14:335
2424499218,1cyclictest57-21ksoftirqd/511:06:145
2424499218,1cyclictest57-21ksoftirqd/511:06:145
24244992110,3cyclictest57-21ksoftirqd/512:03:135
24244992110,3cyclictest57-21ksoftirqd/512:03:135
276812200,0sleep40-21swapper/412:07:584
2424499209,1cyclictest57-21ksoftirqd/510:05:165
2424499207,4cyclictest57-21ksoftirqd/510:22:385
2424499206,1cyclictest57-21ksoftirqd/510:57:445
2424499203,3cyclictest57-21ksoftirqd/509:40:225
24244992012,6cyclictest57-21ksoftirqd/509:06:535
292882190,0sleep00-21swapper/010:29:590
2424499198,1cyclictest57-21ksoftirqd/512:28:565
2424499197,3cyclictest57-21ksoftirqd/512:15:265
2424499197,1cyclictest57-21ksoftirqd/510:19:195
2424499196,3cyclictest57-21ksoftirqd/511:00:185
2424499196,1cyclictest57-21ksoftirqd/511:55:095
2424499195,1cyclictest57-21ksoftirqd/510:35:215
24244991916,3cyclictest57-21ksoftirqd/511:21:285
24244991915,1cyclictest57-21ksoftirqd/510:51:285
24244991914,1cyclictest57-21ksoftirqd/509:21:535
24244991914,1cyclictest57-21ksoftirqd/509:21:535
24229991918,1cyclictest0-21swapper/309:52:503
189912190,0sleep60-21swapper/610:47:356
2424499185,3cyclictest57-21ksoftirqd/510:28:475
2424499185,1cyclictest57-21ksoftirqd/511:14:395
2424499183,2cyclictest57-21ksoftirqd/510:47:165
24244991815,2cyclictest57-21ksoftirqd/511:50:395
24251991715,2cyclictest21047-21sshd10:51:176
2424499178,3cyclictest57-21ksoftirqd/512:12:185
2424499176,1cyclictest57-21ksoftirqd/511:30:285
2424499175,1cyclictest57-21ksoftirqd/509:59:195
2424499174,3cyclictest57-21ksoftirqd/510:40:345
2424499173,2cyclictest57-21ksoftirqd/509:38:075
24244991715,1cyclictest57-21ksoftirqd/509:30:465
24244991715,1cyclictest57-21ksoftirqd/509:18:095
24244991714,2cyclictest57-21ksoftirqd/512:20:565
24244991714,1cyclictest57-21ksoftirqd/510:04:255
24244991714,1cyclictest57-21ksoftirqd/509:10:515
24223991716,1cyclictest33-21ksoftirqd/211:54:362
24223991715,1cyclictest33-21ksoftirqd/209:39:402
2422399170,17cyclictest608-21kworker/2:509:48:432
120692170,0sleep70-21swapper/711:05:227
120692170,0sleep70-21swapper/711:05:227
103852170,0sleep610352-21sshd11:26:596
296792160,1sleep233-21ksoftirqd/210:46:192
24263991614,1cyclictest73-21ksoftirqd/710:17:397
24244991615,1cyclictest57-21ksoftirqd/508:26:135
24244991614,1cyclictest57-21ksoftirqd/511:41:215
24223991614,1cyclictest33-21ksoftirqd/210:02:512
24223991614,1cyclictest33-21ksoftirqd/209:10:212
24223991613,2cyclictest33-21ksoftirqd/212:10:172
24223991613,2cyclictest33-21ksoftirqd/211:55:122
237792160,0sleep30-21swapper/309:23:143
237792160,0sleep30-21swapper/309:23:143
10292160,1sleep665-21ksoftirqd/611:44:456
48662150,0sleep60-21swapper/611:50:226
47152150,0sleep10-21swapper/111:12:131
24251991510,3cyclictest65-21ksoftirqd/611:49:136
24244991513,1cyclictest57-21ksoftirqd/507:39:255
24229991512,2cyclictest22244-21sshd09:59:043
24223991513,2cyclictest33-21ksoftirqd/211:18:302
24223991513,1cyclictest33-21ksoftirqd/211:35:502
24223991513,1cyclictest33-21ksoftirqd/211:05:112
24223991513,1cyclictest33-21ksoftirqd/211:05:112
24223991513,1cyclictest33-21ksoftirqd/210:35:542
24223991513,1cyclictest33-21ksoftirqd/210:08:372
24223991513,1cyclictest33-21ksoftirqd/209:24:482
24223991513,1cyclictest33-21ksoftirqd/209:24:482
24223991511,1cyclictest33-21ksoftirqd/211:00:422
213652150,1sleep721361-21systemd11:22:127
175712150,0sleep30-21swapper/309:42:363
9332140,0sleep00-21swapper/010:17:330
323402140,0sleep00-21swapper/009:39:530
257032140,1sleep773-21ksoftirqd/710:38:557
2426399149,4cyclictest73-21ksoftirqd/712:03:297
2426399149,4cyclictest73-21ksoftirqd/712:03:297
24263991412,1cyclictest73-21ksoftirqd/709:24:077
24263991412,1cyclictest73-21ksoftirqd/709:24:077
2425199149,4cyclictest65-21ksoftirqd/611:17:146
24251991413,1cyclictest65-21ksoftirqd/610:42:286
24251991413,1cyclictest65-21ksoftirqd/609:57:156
24251991412,1cyclictest65-21ksoftirqd/610:26:366
24251991412,1cyclictest65-21ksoftirqd/610:10:276
24251991411,2cyclictest65-21ksoftirqd/610:58:016
24244991412,2cyclictest0-21swapper/508:48:455
2423699149,1cyclictest49-21ksoftirqd/411:37:154
24223991413,1cyclictest33-21ksoftirqd/211:20:102
24223991412,1cyclictest33-21ksoftirqd/212:22:402
24223991412,1cyclictest33-21ksoftirqd/212:08:332
24223991412,1cyclictest33-21ksoftirqd/212:03:422
24223991412,1cyclictest33-21ksoftirqd/212:03:422
24223991412,1cyclictest33-21ksoftirqd/211:46:512
24223991412,1cyclictest33-21ksoftirqd/210:57:352
24223991412,1cyclictest33-21ksoftirqd/209:44:162
24216991412,1cyclictest25-21ksoftirqd/109:47:131
2421299146,5cyclictest17355-21grepconf.sh11:47:280
224592140,1sleep422461-21bash10:35:074
179452140,0sleep40-21swapper/410:16:414
24263991312,1cyclictest73-21ksoftirqd/711:32:257
24263991311,1cyclictest73-21ksoftirqd/710:32:267
24263991311,1cyclictest73-21ksoftirqd/709:55:217
24263991310,2cyclictest73-21ksoftirqd/710:21:207
24263991310,2cyclictest0-21swapper/709:49:117
2426399130,12cyclictest3942-21kworker/7:511:19:037
2425199137,4cyclictest65-21ksoftirqd/612:01:436
2425199137,4cyclictest65-21ksoftirqd/612:01:436
24251991312,1cyclictest65-21ksoftirqd/610:17:186
24251991311,1cyclictest65-21ksoftirqd/612:34:176
24251991310,2cyclictest65-21ksoftirqd/611:57:136
24244991312,1cyclictest3823-21kworker/5:208:43:285
24244991311,0cyclictest57-21ksoftirqd/508:38:215
2423699139,1cyclictest49-21ksoftirqd/411:12:404
2422999133,4cyclictest32371-21sshd09:09:263
2422399138,4cyclictest33-21ksoftirqd/209:17:062
24223991312,1cyclictest33-21ksoftirqd/210:18:112
24223991311,1cyclictest857-21polkitd10:12:092
24223991311,1cyclictest33-21ksoftirqd/212:27:432
24223991311,1cyclictest33-21ksoftirqd/211:41:142
24223991311,1cyclictest33-21ksoftirqd/211:11:032
24223991311,1cyclictest33-21ksoftirqd/210:50:332
24223991311,1cyclictest33-21ksoftirqd/209:31:282
24223991310,2cyclictest33-21ksoftirqd/211:25:282
24216991311,1cyclictest25-21ksoftirqd/111:51:261
2421699130,2cyclictest19499-21sshd09:44:341
2421299139,3cyclictest28420-21sshd10:08:210
2421299130,13cyclictest26041-21kworker/0:410:41:340
2421299130,13cyclictest20556-21kworker/0:311:44:270
163502130,0sleep316348-21systemd-cgroups11:40:103
85032129,1sleep09-21ksoftirqd/012:03:150
85032129,1sleep09-21ksoftirqd/012:03:150
312752120,1sleep031274-21grepconf.sh12:10:020
246962120,0sleep0101ktimersoftd/011:06:030
246962120,0sleep0101ktimersoftd/011:06:030
24263991211,1cyclictest73-21ksoftirqd/711:48:067
24263991211,1cyclictest0-21swapper/711:27:077
24263991210,1cyclictest73-21ksoftirqd/712:26:057
24263991210,1cyclictest73-21ksoftirqd/712:11:567
24263991210,1cyclictest73-21ksoftirqd/711:41:197
24263991210,1cyclictest73-21ksoftirqd/710:40:217
24263991210,1cyclictest73-21ksoftirqd/710:11:447
24263991210,1cyclictest73-21ksoftirqd/710:06:157
24263991210,1cyclictest73-21ksoftirqd/710:04:377
2426399120,11cyclictest1044-21kworker/7:409:28:117
2426399120,11cyclictest1-21systemd11:56:437
24251991211,1cyclictest65-21ksoftirqd/612:09:046
24251991210,1cyclictest65-21ksoftirqd/611:34:136
24251991210,1cyclictest65-21ksoftirqd/611:10:236
24251991210,1cyclictest65-21ksoftirqd/611:03:396
24251991210,1cyclictest65-21ksoftirqd/610:35:306
24251991210,1cyclictest65-21ksoftirqd/609:38:266
24251991210,1cyclictest65-21ksoftirqd/609:11:596
24251991210,1cyclictest65-21ksoftirqd/608:15:066
2424499129,1cyclictest0-21swapper/507:34:135
24244991210,2cyclictest57-21ksoftirqd/507:20:315
24244991210,2cyclictest57-21ksoftirqd/507:20:315
24244991210,2cyclictest0-21swapper/507:58:395
2424499120,12cyclictest0-21swapper/508:57:055
2423699128,3cyclictest49-21ksoftirqd/410:20:214
2423699126,3cyclictest49-21ksoftirqd/411:05:574
2423699126,3cyclictest49-21ksoftirqd/411:05:574
24236991210,1cyclictest709-21systemd-logind10:10:254
24236991210,1cyclictest49-21ksoftirqd/409:40:524
24236991210,1cyclictest0-21swapper/411:21:224
24236991210,1cyclictest0-21swapper/410:34:234
2423699120,11cyclictest24808-21kworker/4:310:44:184
2423699120,11cyclictest18733-21kworker/4:009:27:404
2422999129,2cyclictest24737-21id10:47:543
2422999122,4cyclictest563-21systemd-cgroups09:30:513
2422999122,4cyclictest5482-21sshd12:26:393
2422999122,4cyclictest30533-21sshd10:31:463
2422999122,4cyclictest15405-21sshd11:52:453
2422999122,4cyclictest0-21swapper/311:36:003
24229991211,1cyclictest41-21ksoftirqd/311:07:403
24229991211,1cyclictest41-21ksoftirqd/311:07:403
24229991211,1cyclictest41-21ksoftirqd/310:51:413
24229991210,1cyclictest41-21ksoftirqd/311:24:063
2422999120,1cyclictest0-21swapper/309:49:213
24223991211,1cyclictest33-21ksoftirqd/210:30:142
24223991210,1cyclictest33-21ksoftirqd/212:30:162
24223991210,1cyclictest33-21ksoftirqd/208:05:062
2421699127,2cyclictest25-21ksoftirqd/110:55:391
2421699125,4cyclictest19074-21sshd12:00:141
2421699125,4cyclictest19074-21sshd12:00:141
24216991211,1cyclictest25-21ksoftirqd/110:43:121
24216991211,1cyclictest0-21swapper/112:23:531
24216991210,2cyclictest25-21ksoftirqd/110:52:561
24216991210,1cyclictest25-21ksoftirqd/112:06:251
2421299123,4cyclictest12641-21sshd09:24:260
2421299123,4cyclictest12641-21sshd09:24:260
2421299122,4cyclictest24841-21sshd11:02:260
2421299122,4cyclictest23796-21sshd10:31:230
24212991210,1cyclictest9-21ksoftirqd/011:18:180
24212991210,1cyclictest9-21ksoftirqd/009:42:320
2421299120,12cyclictest0-21swapper/009:08:070
2421299120,11cyclictest0-21swapper/011:22:460
2421299120,11cyclictest0-21swapper/007:20:220
2421299120,11cyclictest0-21swapper/007:20:220
196732120,0sleep30-21swapper/311:18:313
2426399119,1cyclictest73-21ksoftirqd/711:37:307
2426399119,1cyclictest73-21ksoftirqd/711:11:277
2426399119,1cyclictest73-21ksoftirqd/711:00:557
2426399119,1cyclictest73-21ksoftirqd/710:51:267
2426399119,1cyclictest73-21ksoftirqd/710:47:367
2426399119,1cyclictest73-21ksoftirqd/709:41:327
2426399115,3cyclictest31563-21grep09:30:467
24263991110,1cyclictest73-21ksoftirqd/712:23:257
24263991110,1cyclictest73-21ksoftirqd/712:05:447
24263991110,1cyclictest73-21ksoftirqd/711:50:207
24263991110,1cyclictest73-21ksoftirqd/710:25:197
2426399110,10cyclictest16720-21kworker/7:210:55:577
2425199119,1cyclictest65-21ksoftirqd/612:15:186
2425199119,1cyclictest65-21ksoftirqd/611:35:076
2425199119,1cyclictest65-21ksoftirqd/610:30:136
2425199119,1cyclictest65-21ksoftirqd/610:08:056
24251991110,1cyclictest65-21ksoftirqd/612:28:146
24251991110,1cyclictest65-21ksoftirqd/611:22:126
24251991110,1cyclictest65-21ksoftirqd/610:20:386
24251991110,1cyclictest65-21ksoftirqd/609:33:006
24251991110,1cyclictest65-21ksoftirqd/609:22:356
24251991110,1cyclictest65-21ksoftirqd/609:22:356
2424499119,2cyclictest0-21swapper/508:52:235
2424499119,1cyclictest57-21ksoftirqd/508:05:065
2424499112,1cyclictest57-21ksoftirqd/509:05:065
2424499110,11cyclictest0-21swapper/508:22:555
2424499110,11cyclictest0-21swapper/507:41:145
2424499110,11cyclictest0-21swapper/507:15:045
2423699119,1cyclictest49-21ksoftirqd/411:54:284
2423699119,1cyclictest49-21ksoftirqd/410:51:094
2423699119,1cyclictest49-21ksoftirqd/410:49:244
2423699119,1cyclictest49-21ksoftirqd/409:17:414
2423699119,1cyclictest15-21kswork11:58:434
2423699118,2cyclictest49-21ksoftirqd/411:47:524
2423699116,2cyclictest4852-21sshd11:32:094
2423699114,2cyclictest13649-21sshd12:27:084
2423699113,4cyclictest25615-21grepconf.sh11:40:354
24236991110,1cyclictest0-21swapper/409:13:124
2423699110,2cyclictest9763-21bash10:26:594
2422999119,1cyclictest41-21ksoftirqd/312:16:193
2422999119,1cyclictest41-21ksoftirqd/311:04:563
2422999119,1cyclictest41-21ksoftirqd/310:16:243
2422999119,1cyclictest41-21ksoftirqd/309:15:173
2422999117,1cyclictest18431-21kill09:14:013
2422999112,4cyclictest29471-21sshd10:37:173
2422999111,4cyclictest29602-21sshd10:44:353
2422999111,4cyclictest19574-21sshd10:29:263
2422999110,10cyclictest7437-21kworker/3:110:02:373
2422999110,10cyclictest30262-21kworker/3:211:32:353
2422999110,10cyclictest27924-21kworker/3:512:00:373
2422999110,10cyclictest27924-21kworker/3:512:00:373
2422999110,1cyclictest24293-21sshd09:37:363
2421699119,2cyclictest25-21ksoftirqd/111:57:111
2421699119,1cyclictest721-21dbus-daemon12:15:471
2421699119,1cyclictest30594-21processes11:35:261
2421699119,1cyclictest25-21ksoftirqd/111:33:061
2421699119,1cyclictest25-21ksoftirqd/110:00:541
2421699119,1cyclictest25-21ksoftirqd/109:58:431
2421699119,1cyclictest21140-21sshd11:22:111
2421699115,4cyclictest15276-21sshd09:31:421
2421699114,4cyclictest1-21systemd09:36:581
2421699113,4cyclictest32713-21sshd09:07:231
2421699113,4cyclictest20845-21bash09:28:271
2421699112,5cyclictest14576-21grepconf.sh10:05:441
2421699110,11cyclictest0-21swapper/111:02:001
2421699110,1cyclictest0-21swapper/112:25:141
2421299116,4cyclictest25504-21bash09:32:160
2421299112,4cyclictest859-21gdbus09:16:280
24212991110,1cyclictest9-21ksoftirqd/011:27:220
2421299111,5cyclictest4113-21grepconf.sh09:45:250
2421299111,4cyclictest3327-21sshd11:39:250
2421299111,4cyclictest19935-21sshd10:13:140
2421299110,11cyclictest2973-21kworker/0:711:11:310
2421299110,11cyclictest15894-21kworker/0:010:53:180
2421299110,11cyclictest0-21swapper/010:36:340
2421299110,10cyclictest9146-21date07:35:070
2421299110,10cyclictest16892-21kworker/0:410:55:070
2421299110,10cyclictest13990-21kworker/0:011:56:350
31422100,2sleep42423699cyclictest09:31:004
2426399109,1cyclictest73-21ksoftirqd/709:15:447
2426399108,1cyclictest73-21ksoftirqd/709:11:047
2426399107,1cyclictest73-21ksoftirqd/709:05:177
2425199108,1cyclictest65-21ksoftirqd/609:42:016
2425199103,1cyclictest721-21dbus-daemon09:26:146
2424499109,1cyclictest57-21ksoftirqd/507:45:295
2424499109,0cyclictest0-21swapper/508:05:155
2423699108,2cyclictest49-21ksoftirqd/411:26:544
2423699108,1cyclictest7493-21sshd12:23:104
2423699108,1cyclictest49-21ksoftirqd/412:32:244
2423699108,1cyclictest49-21ksoftirqd/412:04:314
2423699108,1cyclictest49-21ksoftirqd/412:04:314
2423699107,1cyclictest49-21ksoftirqd/412:20:004
2423699104,4cyclictest17446-21kworker/4:409:47:284
2423699104,2cyclictest3286-21kill09:36:254
2423699104,2cyclictest1480-21grepconf.sh09:56:024
2423699103,4cyclictest694-21nscd12:12:164
2423699102,4cyclictest721-21dbus-daemon10:01:054
2423699102,4cyclictest32058-21bash11:00:594
2423699100,9cyclictest721-21dbus-daemon10:05:324
2423699100,10cyclictest27803-21kworker/4:410:59:434
2422999103,6cyclictest721-21dbus-daemon12:32:413
2422999103,6cyclictest18656-21systemd10:22:063
2422999101,4cyclictest8468-21sshd09:25:553
2422999100,5cyclictest10112-21systemd11:25:143
2422999100,4cyclictest29819-21sshd10:57:183
2422999100,4cyclictest26315-21sshd11:46:053
2422999100,4cyclictest11116-21sshd10:10:543
2422999100,1cyclictest0-21swapper/310:08:013
2421699108,1cyclictest25-21ksoftirqd/112:14:341
2421699108,1cyclictest25-21ksoftirqd/110:36:301
2421699108,1cyclictest25-21ksoftirqd/110:16:111
2421699108,1cyclictest25-21ksoftirqd/110:13:131
2421699104,5cyclictest24705-21grepconf.sh11:15:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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