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2026-04-08 - 20:12
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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 highest latencies:
System rackaslot0.osadl.org (updated Wed Apr 08, 2026 12:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1285721030,1sleep337-21rcuc/311:36:553
32572910,1sleep03241-21sshd12:01:520
32572910,1sleep03241-21sshd12:01:520
259592900,0sleep00-21swapper/011:03:440
130952620,0sleep313092-21bash10:08:053
2637326127,8sleep00-21swapper/007:09:580
291372590,0sleep00-21swapper/009:26:360
318422560,0sleep131830-21ntp_states09:35:221
282212550,0sleep30-21swapper/309:26:313
253012550,0sleep30-21swapper/312:21:033
179092550,0sleep30-21swapper/309:56:593
83052540,0sleep00-21swapper/010:39:200
109882540,0sleep10-21swapper/111:56:491
96912520,0sleep01292-21diskmemload12:11:010
84262520,0sleep20-21swapper/210:45:022
82392520,0sleep20-21swapper/211:53:452
2578225225,9sleep20-21swapper/207:07:052
242162520,1sleep21734-21runrttasks09:54:462
13812520,0sleep00-21swapper/012:18:590
132822520,1sleep00-21swapper/010:48:170
110322520,0sleep211031-21bash12:02:352
110322520,0sleep211031-21bash12:02:352
313312510,0sleep20-21swapper/211:01:162
200302510,0sleep20-21swapper/209:28:412
2612324924,21sleep10-21swapper/107:08:431
260172490,2sleep32663999cyclictest11:06:303
2590324926,19sleep30-21swapper/307:07:373
22262490,1sleep02230-21pmu-power07:20:190
310122470,1sleep228-21rcuc/211:41:242
279752470,0sleep30-21swapper/312:06:563
211262470,0sleep11292-21diskmemload10:20:171
176692470,1sleep30-21swapper/310:37:133
114502460,0sleep111448-21cp11:25:201
20772450,1sleep12079-21sshd11:07:171
106892430,0sleep310680-21sshd12:19:513
26639992620,1cyclictest0-21swapper/309:31:483
227372230,0sleep122738-21sshd09:57:251
26634992220,1cyclictest7709-21sshd10:01:490
2663499220,21cyclictest19789-21rm11:11:410
2663899211,1cyclictest31246-21sshd12:24:322
26637992119,1cyclictest2020-21sshd09:12:491
26639992019,1cyclictest0-21swapper/311:50:593
26634991917,1cyclictest16742-21sshd11:51:340
26634991916,3cyclictest23304-21kworker/0:010:51:000
208072190,1sleep10-21swapper/110:08:471
198012190,1sleep228-21rcuc/212:29:152
54002180,0sleep11734-21runrttasks10:56:071
319262180,0sleep231925-21sshd09:18:202
2663999180,9cyclictest0-21swapper/312:36:133
26638991816,1cyclictest0-21swapper/210:51:282
26637991817,1cyclictest1790-21sshd11:24:341
2663499180,15cyclictest950-21sshd09:12:450
97022170,1sleep29701-21sshd11:28:042
2663999170,13cyclictest14601-21sshd10:28:233
26637991716,1cyclictest8976-21sshd10:25:011
26637991715,1cyclictest6650-21sshd11:33:341
26634991715,2cyclictest29770-21kworker/0:210:22:470
265872170,1sleep326572-21sshd11:46:443
151472170,0sleep00-21swapper/012:25:520
276642160,0sleep20-21swapper/212:12:402
26639991614,1cyclictest393-21sshd12:27:293
2663799169,2cyclictest0-21swapper/110:04:531
2663799163,12cyclictest6493-21rm09:50:171
2663499167,6cyclictest1685-21kworker/0:209:00:330
2663499164,11cyclictest0-21swapper/011:32:060
26634991614,2cyclictest29770-21kworker/0:210:18:170
26634991614,2cyclictest11156-21kworker/0:111:28:290
26634991613,2cyclictest15602-21kworker/0:109:49:410
26634991613,2cyclictest15602-21kworker/0:109:49:410
2663499160,13cyclictest0-21swapper/007:30:140
234942160,0sleep11292-21diskmemload12:03:411
234942160,0sleep11292-21diskmemload12:03:411
127902160,0sleep20-21swapper/211:45:282
124332160,1sleep112421-21sshd12:25:361
101822160,1sleep30-21swapper/311:02:173
83872150,0sleep31292-21diskmemload09:13:243
26638991514,1cyclictest0-21swapper/209:30:372
2663899151,12cyclictest0-21swapper/210:14:342
2663899150,14cyclictest6462-21sshd11:16:142
2663799159,2cyclictest12213-21sshd12:22:481
2663799159,2cyclictest0-21swapper/112:30:201
2663799158,2cyclictest31609-21sshd11:41:271
26637991510,1cyclictest0-21swapper/110:39:351
2663499159,3cyclictest0-21swapper/010:56:420
2663499158,4cyclictest0-21swapper/012:35:180
2663499150,14cyclictest0-21swapper/009:52:180
2663499150,12cyclictest0-21swapper/011:07:130
259892150,0sleep125983-21bash09:46:161
259892150,0sleep125983-21bash09:46:161
211192150,1sleep20-21swapper/209:48:452
211192150,1sleep20-21swapper/209:48:452
211172150,0sleep2291ktimersoftd/210:40:212
204922150,0sleep21734-21runrttasks11:14:422
17972150,0sleep10-21swapper/112:07:301
26639991412,1cyclictest0-21swapper/309:35:303
26639991411,2cyclictest12978-21sshd10:48:153
2663999141,12cyclictest0-21swapper/312:12:193
26639991411,1cyclictest115650irq/25-eth009:21:013
2663999141,10cyclictest0-21swapper/312:04:363
2663999141,10cyclictest0-21swapper/312:04:363
2663999140,13cyclictest23691-21sshd11:32:103
2663999140,13cyclictest0-21swapper/311:16:503
2663899148,5cyclictest0-21swapper/210:22:312
2663899140,1cyclictest0-21swapper/211:33:332
2663899140,13cyclictest0-21swapper/212:38:012
2663899140,13cyclictest0-21swapper/210:26:382
2663799148,2cyclictest452-21sshd12:38:591
2663799140,2cyclictest3594-21sshd10:15:471
2663799140,1cyclictest0-21swapper/110:31:211
2663799140,13cyclictest0-21swapper/112:17:391
2663799140,13cyclictest0-21swapper/111:18:401
2663799140,13cyclictest0-21swapper/109:22:521
2663799140,11cyclictest0-21swapper/111:13:131
2663499148,3cyclictest27374-21cp11:18:100
2663499148,3cyclictest0-21swapper/010:10:070
2663499148,3cyclictest0-21swapper/009:59:280
2663499145,3cyclictest26925-21kworker/0:009:33:310
2663499143,2cyclictest26425-21sshd11:38:090
26634991412,1cyclictest27955-21sshd11:46:520
26634991410,3cyclictest6343-21sshd10:41:570
2663499140,3cyclictest0-21swapper/009:19:560
2663499140,13cyclictest0-21swapper/010:31:280
2663499140,12cyclictest0-21swapper/012:30:160
2663499140,12cyclictest0-21swapper/010:05:570
2663499140,11cyclictest0-21swapper/012:20:390
210542140,0sleep30-21swapper/311:26:093
103402140,0sleep30-21swapper/312:31:123
2663999139,3cyclictest0-21swapper/307:15:143
2663999139,1cyclictest0-21swapper/311:58:043
2663999139,1cyclictest0-21swapper/310:02:273
2663999138,4cyclictest3027-21sshd10:18:433
2663999138,4cyclictest0-21swapper/310:10:383
2663999138,2cyclictest0-21swapper/310:23:213
2663999138,2cyclictest0-21swapper/309:40:133
2663999138,1cyclictest0-21swapper/309:50:323
2663999131,1cyclictest115650irq/25-eth011:21:193
26639991311,1cyclictest1596-21sshd10:53:443
2663999131,11cyclictest0-21swapper/311:44:503
2663999131,11cyclictest0-21swapper/308:55:133
2663999130,12cyclictest7244-21sshd11:10:323
2663999130,12cyclictest21296-21sshd10:31:493
2663999130,12cyclictest0-21swapper/309:05:153
2663899139,1cyclictest0-21swapper/210:06:012
2663899138,4cyclictest21389-21bash11:09:022
2663899138,4cyclictest18299-21bash09:22:482
2663899138,1cyclictest28964-21sshd12:30:042
26638991311,2cyclictest1292-21diskmemload10:00:302
26638991311,2cyclictest0-21swapper/209:35:512
2663899131,11cyclictest0-21swapper/212:06:032
2663899130,1cyclictest21224-21sshd10:17:252
2663899130,1cyclictest0-21swapper/209:59:182
2663899130,12cyclictest22659-21sshd10:31:562
2663899130,12cyclictest22464-21sshd12:15:082
2663899130,12cyclictest0-21swapper/211:38:462
2663899130,12cyclictest0-21swapper/210:35:532
2663899130,12cyclictest0-21swapper/208:15:142
2663799139,1cyclictest0-21swapper/111:45:111
2663799138,2cyclictest0-21swapper/109:40:491
2663799138,1cyclictest115650irq/25-eth011:00:411
2663799137,2cyclictest5196-21sshd10:41:501
2663799131,1cyclictest115650irq/25-eth010:46:581
26637991311,1cyclictest1511-21nfsd09:28:271
2663799131,11cyclictest0-21swapper/110:10:201
2663799130,12cyclictest3619-21sshd12:10:271
2663499139,3cyclictest0-21swapper/011:57:470
2663499139,2cyclictest0-21swapper/011:40:250
2663499133,9cyclictest3-21ksoftirqd/009:40:400
2663499131,2cyclictest0-21swapper/010:25:380
2663499130,2cyclictest0-21swapper/009:21:350
2663499130,12cyclictest18377-21sshd11:23:080
2663499130,12cyclictest0-21swapper/009:35:530
2663499130,10cyclictest0-21swapper/012:06:280
2663999129,2cyclictest0-21swapper/309:00:133
2663999129,2cyclictest0-21swapper/308:00:143
2663999121,1cyclictest115650irq/25-eth009:15:263
2663999121,10cyclictest0-21swapper/307:30:133
26639991210,1cyclictest17022-21sshd10:40:063
2663999120,11cyclictest0-21swapper/309:45:263
2663999120,11cyclictest0-21swapper/309:45:263
2663999120,10cyclictest0-21swapper/310:56:463
2663899129,2cyclictest0-21swapper/211:55:162
2663899121,10cyclictest0-21swapper/211:20:102
2663899121,10cyclictest0-21swapper/209:40:112
2663899120,3cyclictest0-21swapper/210:57:392
2663899120,3cyclictest0-21swapper/208:40:152
2663899120,1cyclictest0-21swapper/209:12:212
2663799129,2cyclictest0-21swapper/111:36:331
2663799129,2cyclictest0-21swapper/109:30:531
2663799129,2cyclictest0-21swapper/109:16:091
2663799120,11cyclictest0-21swapper/111:50:281
2663799120,11cyclictest0-21swapper/110:50:061
2663499125,3cyclictest0-21swapper/008:40:130
2663499124,5cyclictest0-21swapper/008:00:230
2663499120,11cyclictest0-21swapper/007:15:010
301502110,0sleep11734-21runrttasks09:02:001
2663999119,1cyclictest0-21swapper/308:25:153
2663999114,7cyclictest0-21swapper/308:11:593
2663999113,8cyclictest0-21swapper/307:53:143
2663999110,2cyclictest0-21swapper/308:50:133
2663999110,2cyclictest0-21swapper/308:20:133
2663999110,1cyclictest1195-21apache_processe08:15:113
26638991110,1cyclictest0-21swapper/208:00:212
2663899110,10cyclictest0-21swapper/208:30:142
2663799119,1cyclictest0-21swapper/107:55:131
2663799110,10cyclictest0-21swapper/108:05:521
2663799110,0cyclictest0-21swapper/109:05:121
2663499119,1cyclictest0-21swapper/008:25:150
2663499110,10cyclictest0-21swapper/009:05:160
2663499110,10cyclictest0-21swapper/008:50:130
2663499110,10cyclictest0-21swapper/007:57:180
2663999109,1cyclictest0-21swapper/307:12:343
2663999108,2cyclictest0-21swapper/307:20:143
2663999107,3cyclictest0-21swapper/307:47:113
2663999100,10cyclictest0-21swapper/308:39:273
2663899109,1cyclictest0-21swapper/207:35:082
2663899108,1cyclictest29658-21apache_accesses07:15:002
2663899107,2cyclictest0-21swapper/207:10:132
2663899106,2cyclictest16322-21kworker/2:208:20:572
2663899106,2cyclictest16322-21kworker/2:207:20:092
2663899103,3cyclictest16322-21kworker/2:208:51:292
2663899100,1cyclictest0-21swapper/209:07:372
2663899100,1cyclictest0-21swapper/208:56:142
2663899100,1cyclictest0-21swapper/207:25:092
2663899100,10cyclictest0-21swapper/208:11:022
2663899100,10cyclictest0-21swapper/207:58:152
2663899100,0cyclictest0-21swapper/208:45:122
2663799109,1cyclictest0-21swapper/108:33:381
2663799109,1cyclictest0-21swapper/108:22:291
2663799109,1cyclictest0-21swapper/108:11:051
2663799109,1cyclictest0-21swapper/107:50:131
2663799109,1cyclictest0-21swapper/107:40:521
2663799109,1cyclictest0-21swapper/107:23:271
2663799108,1cyclictest4578-21fschecks_time07:25:141
2663799108,1cyclictest13830-21perl08:35:151
2663799107,2cyclictest0-21swapper/108:15:141
2663799100,9cyclictest16569-21diskstats08:40:141
2663799100,9cyclictest0-21swapper/107:35:121
2663799100,1cyclictest0-21swapper/108:03:251
2663799100,10cyclictest0-21swapper/107:34:571
2663499108,1cyclictest0-21swapper/007:40:140
2663499107,3cyclictest1685-21kworker/0:208:59:420
2663499107,2cyclictest0-21swapper/007:25:130
2663499107,1cyclictest1685-21kworker/0:208:37:460
2663499107,1cyclictest1685-21kworker/0:208:11:070
2663499107,1cyclictest1685-21kworker/0:207:52:450
2663499107,1cyclictest1685-21kworker/0:207:12:590
2663499105,2cyclictest1685-21kworker/0:207:39:160
2663499104,1cyclictest1685-21kworker/0:208:21:030
2663499100,1cyclictest16387-21fschecks_time07:45:140
2663499100,10cyclictest0-21swapper/008:34:060
2663499100,10cyclictest0-21swapper/008:07:100
266399997,1cyclictest0-21swapper/308:45:223
266399990,9cyclictest0-21swapper/308:30:133
266389998,1cyclictest0-21swapper/207:45:492
266389996,2cyclictest0-21swapper/208:35:152
266389996,1cyclictest16322-21kworker/2:207:52:482
266349997,2cyclictest1685-21kworker/0:208:45:000
266349997,1cyclictest1922-21perl08:15:140
266399983,5cyclictest0-21swapper/308:41:153
266399982,5cyclictest0-21swapper/307:25:173
266399981,6cyclictest0-21swapper/307:55:103
266399981,6cyclictest0-21swapper/307:40:123
266399981,6cyclictest0-21swapper/307:35:193
266389986,2cyclictest16322-21kworker/2:207:42:142
266389986,2cyclictest16322-21kworker/2:207:31:332
266389984,2cyclictest16322-21kworker/2:209:00:112
266389981,6cyclictest0-21swapper/208:25:272
266379987,1cyclictest0-21swapper/108:45:141
266379987,1cyclictest0-21swapper/107:18:271
266379981,6cyclictest0-21swapper/108:50:121
266379980,5cyclictest0-21swapper/108:26:151
266399970,6cyclictest0-21swapper/308:05:103
266389970,6cyclictest0-21swapper/208:05:102
266379971,5cyclictest0-21swapper/107:45:201
266379970,6cyclictest0-21swapper/108:55:131
266379970,6cyclictest0-21swapper/107:10:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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