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2026-04-14 - 08:33
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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 Tue Apr 14, 2026 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
90662940,0sleep39065-21munin-node19:40:233
219672900,2sleep22111999cyclictest21:18:002
108242790,0sleep210823-21id21:28:332
223152640,0sleep328241-21diskmemload22:15:473
209162620,1sleep10-21swapper/123:59:561
209162620,1sleep10-21swapper/123:59:561
2067526225,19sleep00-21swapper/019:09:050
296662580,0sleep129645-21sshd00:06:251
299912570,0sleep329953-21sshd00:15:133
187232550,0sleep00-21swapper/021:55:150
288672540,0sleep00-21swapper/021:30:110
274422540,0sleep227440-21sshd23:37:142
71522530,0sleep028241-21diskmemload21:16:360
312332530,1sleep20-21swapper/222:19:332
289712530,1sleep01734-21runrttasks21:44:370
25922530,0sleep00-21swapper/023:14:520
2057325331,18sleep20-21swapper/219:08:352
93422520,0sleep10-21swapper/123:50:101
74542520,1sleep37452-21sshd23:55:423
74542520,1sleep37452-21sshd23:55:423
153652520,0sleep10-21swapper/122:52:491
23582510,0sleep20-21swapper/222:45:502
130872510,1sleep113065-21sshd22:41:001
102502510,0sleep20-21swapper/223:58:582
102502510,0sleep20-21swapper/223:58:572
278472500,1sleep027829-21sshd23:37:150
253672500,0sleep10-21swapper/100:20:271
2022125026,20sleep10-21swapper/119:06:501
46642490,0sleep20-21swapper/222:11:202
327632490,1sleep00-21swapper/022:54:250
238862490,0sleep30-21swapper/319:15:003
2037624927,18sleep30-21swapper/319:07:363
139342490,0sleep30-21swapper/321:40:203
168182480,0sleep20-21swapper/221:37:432
144522480,1sleep114451-21sshd00:28:161
70382470,1sleep27024-21sshd21:22:242
65752470,0sleep10-21swapper/122:25:571
303992470,0sleep3381ktimersoftd/300:09:283
199042470,0sleep11734-21runrttasks00:31:361
309892460,1sleep130985-21sshd21:53:281
129632460,0sleep230-21ksoftirqd/219:49:562
51822450,0sleep30-21swapper/300:30:193
204652450,0sleep128241-21diskmemload23:22:101
104322450,1sleep00-21swapper/023:55:590
104322450,1sleep00-21swapper/023:55:590
94802440,0sleep00-21swapper/021:48:380
94802440,0sleep00-21swapper/021:48:380
22272430,0sleep128241-21diskmemload23:37:521
135262420,0sleep00-21swapper/023:27:180
23292410,2sleep22111999cyclictest00:27:102
257792370,0sleep225778-21id22:21:542
21118992321,1cyclictest3490-21sshd21:36:281
105932210,1sleep30-21swapper/321:16:573
2112099200,19cyclictest0-21swapper/322:09:563
21119992019,1cyclictest0-21swapper/223:51:162
21117992019,1cyclictest31773-21sshd00:26:540
2111799200,12cyclictest0-21swapper/023:49:170
2111799200,12cyclictest0-21swapper/022:32:520
2111799198,3cyclictest12673-21bash22:09:140
2111799190,5cyclictest0-21swapper/021:12:560
2111799190,1cyclictest0-21swapper/022:22:020
183622190,1sleep20-21swapper/221:14:512
21120991816,1cyclictest0-21swapper/323:03:123
21120991816,1cyclictest0-21swapper/322:46:023
2111799189,4cyclictest0-21swapper/000:00:350
2111799188,2cyclictest0-21swapper/022:48:550
2111799180,12cyclictest24301-21sshd00:14:430
2111799180,10cyclictest31492-21sshd00:09:340
203752180,1sleep020361-21sshd21:26:260
81022170,1sleep08098-21bash23:18:120
317942170,0sleep01510-21nfsd00:38:340
21120991716,1cyclictest0-21swapper/322:36:463
21119991715,1cyclictest0-21swapper/222:36:152
2111799179,4cyclictest0-21swapper/000:20:210
2111799170,11cyclictest0-21swapper/022:19:120
101082170,0sleep10-21swapper/121:11:101
88552160,1sleep20-21swapper/221:54:252
247392160,0sleep10-21swapper/100:17:341
21120991614,1cyclictest28241-21diskmemload00:35:163
21120991614,1cyclictest0-21swapper/323:35:033
21119991612,3cyclictest30-21ksoftirqd/222:55:362
2111899160,15cyclictest14158-21sshd22:12:121
112662160,0sleep10-21swapper/123:01:031
280002150,1sleep21734-21runrttasks00:03:262
220912150,0sleep322089-21bash23:16:323
2112099159,5cyclictest2782-21sshd21:30:383
21120991513,1cyclictest25763-21rm00:26:203
21119991513,2cyclictest28241-21diskmemload22:07:142
21118991513,1cyclictest4685-21sshd23:09:151
2111799150,13cyclictest0-21swapper/000:32:470
2111799150,12cyclictest15608-21bash21:37:350
2111799150,12cyclictest13784-21sshd22:35:200
150122150,0sleep30-21swapper/323:21:413
104312150,0sleep20-21swapper/222:00:182
290112140,0sleep30-21swapper/321:59:073
21120991413,1cyclictest0-21swapper/321:48:233
21120991413,1cyclictest0-21swapper/321:48:233
2112099140,1cyclictest14829-21sshd21:23:073
2111999149,4cyclictest0-21swapper/222:29:092
2111999148,5cyclictest0-21swapper/200:15:402
2111999144,9cyclictest30-21ksoftirqd/221:46:552
2111999144,9cyclictest30-21ksoftirqd/221:46:552
21119991413,1cyclictest30-21ksoftirqd/223:03:412
21119991412,1cyclictest30-21ksoftirqd/200:36:562
21119991412,1cyclictest26564-21sshd00:23:342
21119991411,2cyclictest22337-21sshd22:33:132
2111999140,13cyclictest8137-21sshd21:57:122
2111999140,13cyclictest0-21swapper/223:32:392
2111999140,13cyclictest0-21swapper/221:42:542
2111899149,2cyclictest0-21swapper/123:32:391
2111899148,2cyclictest5632-21sshd23:26:351
2111899140,1cyclictest0-21swapper/121:31:191
2111899140,13cyclictest11149-21sshd22:06:061
2111899140,13cyclictest0-21swapper/123:18:331
2111899140,12cyclictest0-21swapper/122:46:041
2111799149,4cyclictest0-21swapper/023:20:180
2111799149,4cyclictest0-21swapper/023:00:070
2111799148,3cyclictest0-21swapper/022:56:520
2111799141,2cyclictest26163-21bash21:50:100
21117991411,2cyclictest25455-21sshd21:21:060
2111799141,12cyclictest0-21swapper/023:31:450
2111799140,3cyclictest17382-21sshd23:42:080
2111799140,11cyclictest8138-21sshd22:00:100
2111799140,11cyclictest0-21swapper/022:11:310
307642130,0sleep230762-21sshd23:28:532
2112099139,1cyclictest0-21swapper/300:20:063
2112099138,4cyclictest4084-21sshd21:25:063
2112099137,5cyclictest0-21swapper/322:32:373
2112099131,9cyclictest9008-21sshd22:03:053
2112099131,1cyclictest115650irq/25-eth000:10:073
21120991311,1cyclictest0-21swapper/322:41:193
2112099130,2cyclictest29386-21sshd22:28:053
2112099130,2cyclictest28170-21sshd23:34:273
2112099130,2cyclictest19465-21sshd21:52:253
2112099130,2cyclictest13012-21sshd22:55:243
2112099130,1cyclictest0-21swapper/323:10:233
2112099130,1cyclictest0-21swapper/323:07:373
2112099130,12cyclictest8224-21sshd22:20:203
2112099130,12cyclictest24650-21bash21:35:263
2112099130,12cyclictest1511-21nfsd23:45:023
2112099130,12cyclictest14894-21bash00:02:133
2112099130,12cyclictest0-21swapper/323:25:263
2112099130,12cyclictest0-21swapper/322:11:043
2112099130,12cyclictest0-21swapper/321:13:543
2111999138,4cyclictest0-21swapper/219:30:162
2111999134,9cyclictest30-21ksoftirqd/223:21:062
2111999133,1cyclictest30-21ksoftirqd/223:40:512
2111999133,1cyclictest30-21ksoftirqd/200:10:022
21119991312,1cyclictest30-21ksoftirqd/223:11:152
21119991312,1cyclictest30-21ksoftirqd/223:07:282
21119991312,1cyclictest30-21ksoftirqd/200:07:422
2111999131,11cyclictest0-21swapper/223:15:342
2111999130,4cyclictest19688-21bash21:32:112
2111899139,3cyclictest0-21swapper/121:20:211
2111899138,2cyclictest21548-21sshd00:37:361
2111899138,2cyclictest13097-21sshd22:15:041
2111899131,1cyclictest115650irq/25-eth022:00:081
21118991310,2cyclictest0-21swapper/121:25:511
2111899130,12cyclictest26149-21sshd22:30:351
2111899130,12cyclictest22519-21sshd22:56:181
2111899130,12cyclictest16904-21sshd23:10:171
2111899130,12cyclictest1508-21nfsd21:57:111
2111899130,12cyclictest0-21swapper/123:42:001
2111899130,12cyclictest0-21swapper/121:42:431
2111899130,12cyclictest0-21swapper/100:11:041
2111899130,10cyclictest16766-21sshd21:46:201
2111899130,10cyclictest16766-21sshd21:46:201
2111799139,3cyclictest9337-21sshd22:26:130
2111799138,2cyclictest26151-21sshd23:08:140
2111799131,1cyclictest0-21swapper/023:50:560
2111799130,4cyclictest0-21swapper/022:41:010
2111799130,12cyclictest0-21swapper/000:15:470
207322130,0sleep220731-21if_eth023:45:192
34972120,1sleep01734-21runrttasks20:25:340
2112099127,1cyclictest0-21swapper/323:41:073
2112099121,10cyclictest0-21swapper/322:51:203
2112099120,11cyclictest6146-21sshd23:52:453
2111999128,3cyclictest0-21swapper/222:40:302
21119991211,1cyclictest30-21ksoftirqd/222:50:252
2111999120,11cyclictest13897-21sshd00:31:042
2111899129,2cyclictest0-21swapper/100:00:091
2111899121,9cyclictest115650irq/25-eth022:20:191
2111899121,10cyclictest24382-21cp21:15:191
2111899120,1cyclictest115650irq/25-eth022:35:141
2111899120,1cyclictest0-21swapper/123:46:581
2111899120,1cyclictest0-21swapper/121:10:001
2111799121,10cyclictest0-21swapper/019:15:150
2111799120,8cyclictest0-21swapper/020:35:120
2111799120,12cyclictest0-21swapper/020:43:140
2112099119,1cyclictest0-21swapper/319:15:013
2112099110,2cyclictest0-21swapper/319:35:143
2112099110,11cyclictest0-21swapper/320:12:583
2112099110,10cyclictest0-21swapper/321:06:313
2112099110,10cyclictest0-21swapper/320:15:183
2112099110,10cyclictest0-21swapper/320:05:143
2111999119,1cyclictest26046-21kworker/2:220:58:412
2111999117,3cyclictest26046-21kworker/2:219:50:552
2111999110,10cyclictest0-21swapper/220:09:162
2111899119,1cyclictest0-21swapper/120:00:151
2111899118,2cyclictest0-21swapper/119:15:011
2111899113,8cyclictest0-21swapper/119:59:131
2111799111,9cyclictest0-21swapper/019:20:100
2111799111,9cyclictest0-21swapper/019:20:100
2111799110,10cyclictest17646-21ls20:50:180
2111799110,10cyclictest0-21swapper/019:56:060
2112099109,1cyclictest0-21swapper/320:42:343
2112099103,7cyclictest0-21swapper/320:46:593
2112099100,9cyclictest0-21swapper/319:50:143
2112099100,1cyclictest10971-21fschecks_time19:45:143
2112099100,1cyclictest0-21swapper/321:00:283
2112099100,1cyclictest0-21swapper/320:39:413
2112099100,1cyclictest0-21swapper/320:20:163
2112099100,10cyclictest0-21swapper/320:34:413
2111999109,1cyclictest26046-21kworker/2:220:27:092
2111999108,1cyclictest26046-21kworker/2:220:32:312
2111999108,1cyclictest26046-21kworker/2:219:42:062
2111999108,1cyclictest21951-21perl19:10:152
2111999100,9cyclictest0-21swapper/220:00:152
2111999100,1cyclictest0-21swapper/219:25:142
2111999100,1cyclictest0-21swapper/219:15:022
2111999100,10cyclictest0-21swapper/220:19:022
2111999100,10cyclictest0-21swapper/220:11:012
2111899109,1cyclictest0-21swapper/120:17:291
2111899109,1cyclictest0-21swapper/119:53:271
2111899108,1cyclictest31479-21perl19:25:131
2111899102,8cyclictest0-21swapper/119:33:581
2111899100,1cyclictest0-21swapper/120:58:101
2111899100,10cyclictest0-21swapper/120:36:051
2111899100,10cyclictest0-21swapper/119:45:541
2111799109,1cyclictest0-21swapper/020:22:340
2111799109,1cyclictest0-21swapper/020:01:530
2111799109,1cyclictest0-21swapper/019:44:140
2111799107,2cyclictest0-21swapper/020:15:220
2111799100,7cyclictest20974-21smart_sda20:55:210
2111799100,10cyclictest0-21swapper/021:06:560
2111799100,10cyclictest0-21swapper/020:34:460
2111799100,10cyclictest0-21swapper/020:08:100
2111799100,10cyclictest0-21swapper/019:37:440
211209998,1cyclictest0-21swapper/320:57:133
211209998,1cyclictest0-21swapper/319:30:123
211209993,5cyclictest0-21swapper/320:03:433
211209991,7cyclictest0-21swapper/319:55:173
211209990,9cyclictest0-21swapper/320:27:293
211199998,1cyclictest26046-21kworker/2:220:43:052
211199998,1cyclictest26046-21kworker/2:220:20:332
211199997,1cyclictest26046-21kworker/2:221:05:272
211199997,1cyclictest26046-21kworker/2:220:51:452
211199997,1cyclictest26046-21kworker/2:220:35:392
211189998,1cyclictest0-21swapper/121:00:361
211189998,1cyclictest0-21swapper/120:46:261
211189998,1cyclictest0-21swapper/119:21:371
211189998,1cyclictest0-21swapper/119:21:371
211189990,9cyclictest0-21swapper/120:20:141
211189990,9cyclictest0-21swapper/119:10:151
211189990,0cyclictest0-21swapper/120:44:341
211179998,1cyclictest0-21swapper/021:00:050
211179998,1cyclictest0-21swapper/019:48:040
211179998,1cyclictest0-21swapper/019:33:540
211179997,1cyclictest14351-21cut20:45:150
211179993,5cyclictest25843-21tune2fs20:10:120
211179991,7cyclictest0-21swapper/019:25:200
211179990,4cyclictest0-21swapper/019:50:140
211179990,1cyclictest22907-21unixbench_singl19:10:230
211209983,5cyclictest0-21swapper/319:27:133
211199987,1cyclictest26046-21kworker/2:219:21:282
211199987,1cyclictest26046-21kworker/2:219:21:282
211199981,6cyclictest0-21swapper/219:35:212
211189988,0cyclictest0-21swapper/120:30:161
211189981,6cyclictest0-21swapper/120:10:111
211189981,6cyclictest0-21swapper/119:40:131
211189981,6cyclictest0-21swapper/119:35:181
211199975,1cyclictest26046-21kworker/2:221:01:392
211199972,5cyclictest0-21swapper/219:55:142
211199972,3cyclictest0-21swapper/220:45:192
211189971,5cyclictest0-21swapper/120:25:131
211189970,6cyclictest0-21swapper/120:50:201
211189970,6cyclictest0-21swapper/120:05:111
211209962,4cyclictest0-21swapper/320:50:173
211209960,5cyclictest0-21swapper/319:20:103
211209960,5cyclictest0-21swapper/319:20:103
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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