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2026-03-19 - 17:20
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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 rack5slot0.osadl.org (updated Thu Mar 19, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
193721420,4sleep20-21swapper/209:19:542
1136521290,4sleep31800199cyclictest10:20:423
2099221230,2sleep31800199cyclictest10:44:383
349721150,2sleep12024-21nfsd11:44:031
17594210324,39sleep30-21swapper/307:08:143
82622950,3sleep041ktimersoftd/012:35:200
264032940,1sleep126399-21cp10:18:431
96742910,4sleep11799999cyclictest09:38:361
235972910,1sleep10-21swapper/111:31:251
220022900,4sleep10-21swapper/109:50:221
164412890,1sleep20-21swapper/208:15:192
311742860,3sleep20-21swapper/211:28:382
211922860,0sleep00-21swapper/011:34:440
4662840,2sleep1464-21bash12:13:201
193632840,1sleep30-21swapper/312:11:513
139682840,3sleep213958-21sshd12:14:502
1765628332,47sleep10-21swapper/107:09:001
84932810,3sleep20-21swapper/210:16:322
29622800,2sleep10-21swapper/110:02:121
270132800,2sleep12512-21runrttasks10:57:061
172172800,2sleep30-21swapper/312:00:413
53672790,4sleep20-21swapper/210:38:492
270142790,2sleep327010-21iostat12:30:143
75022780,3sleep21800099cyclictest10:27:142
204472770,2sleep10-21swapper/109:22:011
17202770,0sleep00-21swapper/011:01:180
213862750,3sleep236-21rcuop/209:32:442
1766727334,9sleep20-21swapper/207:09:092
24232710,2sleep30-21swapper/311:13:073
137052710,2sleep30-21swapper/311:53:183
110102680,2sleep111009-21bash11:06:081
32602660,1sleep20-21swapper/211:01:292
1772625633,11sleep00-21swapper/007:09:510
54052370,0sleep15406-21bash09:48:301
142922330,2sleep314291-21bash09:39:063
262552280,26sleep3144650irq/27-eth010:15:063
182942280,1sleep20-21swapper/207:10:132
168122280,2sleep10-21swapper/111:02:591
85282260,2sleep20-21swapper/210:31:112
1799999262,13cyclictest144650irq/27-eth011:28:461
1799999261,12cyclictest144650irq/27-eth009:41:521
1799999260,12cyclictest0-21swapper/112:17:111
1799999260,12cyclictest0-21swapper/109:11:341
275782250,2sleep00-21swapper/011:24:140
1799999250,3cyclictest0-21swapper/110:51:501
153762250,4sleep20-21swapper/211:30:292
35952240,3sleep30-21swapper/311:29:143
1799999242,8cyclictest144650irq/27-eth011:24:221
1799999241,12cyclictest10484-21latency_hist08:05:011
1799999240,3cyclictest0-21swapper/110:24:481
1799999240,2cyclictest0-21swapper/110:47:071
1799999240,14cyclictest2078-21nscd11:17:221
316562230,1sleep231659-21grep08:50:132
1799999233,10cyclictest144650irq/27-eth011:54:331
1799999232,9cyclictest144650irq/27-eth011:45:301
1799999232,7cyclictest144650irq/27-eth008:29:051
1799999232,19cyclictest9551-21id11:10:031
1799999231,10cyclictest10694-21nscd10:06:341
1799999230,4cyclictest0-21swapper/109:15:231
1799999230,3cyclictest0-21swapper/112:37:361
1799999230,3cyclictest0-21swapper/110:30:221
1799999230,3cyclictest0-21swapper/110:13:471
1799999230,3cyclictest0-21swapper/109:58:341
1799999230,21cyclictest0-21swapper/110:25:121
1799999230,15cyclictest0-21swapper/109:35:001
93752220,3sleep10-21swapper/110:35:141
1799999225,8cyclictest21211-21nscd10:40:021
1799999223,9cyclictest144650irq/27-eth012:32:141
1799999223,10cyclictest144650irq/27-eth012:26:131
1799999222,1cyclictest0-21swapper/111:55:211
1799999220,3cyclictest0-21swapper/111:35:171
1799999220,20cyclictest0-21swapper/112:00:571
1799999220,11cyclictest0-21swapper/107:40:101
1799999220,10cyclictest0-21swapper/109:25:121
1799999213,9cyclictest144650irq/27-eth012:05:211
1799999212,9cyclictest144650irq/27-eth012:22:541
1799999210,3cyclictest0-21swapper/107:55:121
1799999210,2cyclictest0-21swapper/108:40:141
1799999210,10cyclictest0-21swapper/108:48:501
1799999210,10cyclictest0-21swapper/107:15:231
1799999210,10cyclictest0-21swapper/107:10:131
146842210,19sleep3144650irq/27-eth012:28:593
307532200,18sleep2144650irq/27-eth010:49:552
1799999202,7cyclictest144650irq/27-eth007:29:591
1799999200,3cyclictest0-21swapper/109:07:481
1799999200,3cyclictest0-21swapper/107:50:111
1799999200,2cyclictest0-21swapper/109:00:141
1799999200,2cyclictest0-21swapper/108:37:391
1799999200,2cyclictest0-21swapper/108:21:171
1799999200,2cyclictest0-21swapper/108:13:271
1799999200,10cyclictest0-21swapper/107:23:491
106882200,2sleep310684-21sshd10:10:003
306262190,17sleep2144650irq/27-eth012:30:342
229752190,17sleep3144650irq/27-eth010:33:023
18000991915,3cyclictest7245-21sshd09:59:162
1799999190,2cyclictest0-21swapper/108:59:321
1799999190,2cyclictest0-21swapper/108:50:181
1799999190,2cyclictest0-21swapper/108:32:351
1799999190,2cyclictest0-21swapper/108:05:121
1799999190,2cyclictest0-21swapper/107:48:481
1799999190,1cyclictest0-21swapper/107:35:191
1800099183,13cyclictest144650irq/27-eth011:20:202
1799999182,7cyclictest10950irq/23-ehci_hcd08:15:071
1799999180,1cyclictest0-21swapper/107:33:471
191282170,2sleep20-21swapper/210:14:202
18001991713,2cyclictest0-21swapper/312:36:113
18000991713,3cyclictest23985-21cp09:50:352
18000991713,3cyclictest19346-21sshd10:44:262
1800099170,16cyclictest0-21swapper/211:19:242
1799899172,1cyclictest0-21swapper/011:25:210
17998991713,3cyclictest0-21swapper/009:40:240
1799899170,1cyclictest0-21swapper/012:25:550
1799899170,16cyclictest0-21swapper/011:50:240
274802160,13sleep3144650irq/27-eth010:45:193
1800199164,11cyclictest10950irq/23-ehci_hcd09:59:503
1800199164,11cyclictest0-21swapper/312:23:573
1800199163,1cyclictest29667-21memory08:45:163
18001991613,2cyclictest23215-21sshd10:56:423
18001991612,2cyclictest23907-21sshd09:40:073
1800199160,15cyclictest3483-21sshd10:12:373
1800199160,14cyclictest0-21swapper/307:20:213
1800099166,8cyclictest12408-21sshd10:03:142
18000991611,4cyclictest26637-21sshd11:50:482
1800099160,14cyclictest20792-21bash12:15:242
1800099160,14cyclictest0-21swapper/207:30:102
1799899160,1cyclictest0-21swapper/010:58:150
1799899160,12cyclictest9272-21sshd11:44:480
1799899160,12cyclictest15352-21sshd09:25:160
1799899160,11cyclictest30277-21sshd09:30:140
1800199158,6cyclictest25333-21bash09:15:123
1800199158,6cyclictest0-21swapper/311:07:573
1800199152,12cyclictest0-21swapper/311:55:063
18001991513,1cyclictest0-21swapper/312:09:383
18001991512,2cyclictest5518-21sshd09:27:393
18001991511,3cyclictest10950irq/23-ehci_hcd07:46:193
1800199150,4cyclictest0-21swapper/310:25:433
1800199150,13cyclictest16600-21sshd09:10:493
1800199150,10cyclictest2132-21sshd10:02:003
1800099153,4cyclictest18214-21sshd11:45:452
18000991512,2cyclictest0-21swapper/209:13:002
18000991511,3cyclictest5642-21sshd09:45:012
1800099151,13cyclictest144650irq/27-eth007:58:062
18000991511,3cyclictest10950irq/23-ehci_hcd08:26:162
1800099151,12cyclictest2512-21runrttasks09:20:312
1800099150,6cyclictest17773-21sshd11:41:422
1800099150,13cyclictest4971-21sshd10:20:042
1800099150,13cyclictest1004-21bash10:05:222
1800099150,11cyclictest370-21sshd12:09:492
1800099150,11cyclictest31307-21sshd10:57:352
1799899159,1cyclictest29040-21sshd12:30:230
1799899158,3cyclictest0-21swapper/011:37:480
1799899157,7cyclictest27431-21sshd10:33:320
1799899152,2cyclictest18056-21sshd12:11:420
17998991512,2cyclictest0-21swapper/010:11:370
1799899150,3cyclictest26555-21sshd09:11:540
1799899150,3cyclictest0-21swapper/010:53:470
1799899150,1cyclictest0-21swapper/008:55:180
1799899150,14cyclictest0-21swapper/010:16:290
1799899150,14cyclictest0-21swapper/007:30:220
1799899150,11cyclictest12465-21sshd09:59:500
1799899150,11cyclictest0-21swapper/009:35:340
306492140,13sleep2144650irq/27-eth008:47:542
1800199148,4cyclictest24193-21sshd11:00:163
1800199146,6cyclictest0-21swapper/309:20:083
1800199145,4cyclictest25106-21sshd11:35:093
1800199142,11cyclictest144650irq/27-eth010:52:343
1800199141,10cyclictest144650irq/27-eth008:31:483
18001991410,3cyclictest21459-21sshd09:50:203
18001991410,3cyclictest10950irq/23-ehci_hcd08:39:143
1800199140,5cyclictest4192-21sshd11:40:073
1800199140,3cyclictest19973-21sshd11:19:223
1800199140,2cyclictest144650irq/27-eth009:30:143
1800199140,13cyclictest2024-21nfsd08:10:233
1800199140,13cyclictest0-21swapper/311:33:433
1800199140,13cyclictest0-21swapper/311:22:193
1800199140,13cyclictest0-21swapper/310:37:103
1800199140,12cyclictest2024-21nfsd12:15:023
1800199140,12cyclictest10928-21crond11:45:013
1800099148,5cyclictest0-21swapper/207:25:252
1800099147,5cyclictest25373-21sshd11:35:102
1800099146,7cyclictest0-21swapper/212:20:162
1800099146,4cyclictest5895-21sshd11:05:292
1800099146,4cyclictest24835-21sshd11:58:072
1800099143,1cyclictest0-21swapper/208:24:522
18000991412,1cyclictest0-21swapper/212:00:162
1800099140,13cyclictest1124-21bash09:41:022
1800099140,13cyclictest0-21swapper/211:14:562
1800099140,12cyclictest2024-21nfsd09:35:192
1800099140,12cyclictest2024-21nfsd09:00:212
1800099140,12cyclictest0-21swapper/209:25:102
1800099140,12cyclictest0-21swapper/208:00:112
1800099140,11cyclictest10934-21sshd12:35:372
1800099140,10cyclictest0-21swapper/212:27:482
1799899147,3cyclictest0-21swapper/011:12:210
1799899142,8cyclictest9453-21bash11:48:470
17998991410,3cyclictest0-21swapper/011:09:540
17998991410,1cyclictest0-21swapper/011:18:100
1799899140,5cyclictest30149-21sshd11:55:120
1799899140,4cyclictest0-21swapper/010:43:370
1799899140,3cyclictest16512-21sshd10:03:410
1799899140,3cyclictest0-21swapper/010:28:000
1799899140,1cyclictest0-21swapper/008:50:100
1799899140,13cyclictest0-21swapper/012:10:000
1799899140,13cyclictest0-21swapper/010:22:440
1799899140,11cyclictest28575-21sshd09:51:050
1799899140,10cyclictest10369-21munin-run12:25:000
1799899140,10cyclictest0-21swapper/012:17:310
1799899140,10cyclictest0-21swapper/010:37:100
1800199139,3cyclictest10950irq/23-ehci_hcd08:05:213
1800199137,5cyclictest28695-21grep07:30:203
1800199137,5cyclictest0-21swapper/307:55:353
1800199137,5cyclictest0-21swapper/307:50:223
1800199132,10cyclictest144650irq/27-eth009:00:043
1800199132,10cyclictest144650irq/27-eth008:25:583
1800199131,3cyclictest2082-21ntp_states08:55:203
1800199131,11cyclictest144650irq/27-eth007:37:003
1800199130,4cyclictest6924-21sshd09:45:113
1800199130,12cyclictest0-21swapper/309:08:363
1800199130,12cyclictest0-21swapper/308:22:573
1800199130,12cyclictest0-21swapper/308:15:443
1800199130,12cyclictest0-21swapper/307:41:473
1800199130,12cyclictest0-21swapper/307:25:333
1800199130,11cyclictest21445-21sh07:15:193
1800199130,10cyclictest144650irq/27-eth008:42:353
1800099138,4cyclictest2512-21runrttasks08:43:042
1800099138,4cyclictest0-21swapper/207:47:432
1800099133,1cyclictest0-21swapper/208:05:092
1800099131,11cyclictest7574-21sshd10:50:512
1800099131,11cyclictest144650irq/27-eth007:20:112
1800099130,5cyclictest0-21swapper/209:08:412
1800099130,12cyclictest2024-21nfsd07:35:182
1800099130,12cyclictest0-21swapper/208:30:482
1800099130,12cyclictest0-21swapper/207:51:292
1800099130,12cyclictest0-21swapper/207:40:512
1799899137,6cyclictest0-21swapper/012:04:560
1799899136,4cyclictest0-21swapper/010:05:100
1799899132,10cyclictest0-21swapper/009:09:010
1799899130,9cyclictest0-21swapper/010:45:270
1799899130,8cyclictest0-21swapper/009:45:010
1799899130,3cyclictest0-21swapper/009:20:040
1799899130,12cyclictest0-21swapper/009:15:550
1799899130,12cyclictest0-21swapper/008:20:030
1799899130,12cyclictest0-21swapper/008:14:590
1799899130,12cyclictest0-21swapper/007:21:440
1799899130,10cyclictest0-21swapper/008:35:120
1799899130,10cyclictest0-21swapper/008:25:000
1800199127,4cyclictest0-21swapper/307:13:533
1800199120,11cyclictest0-21swapper/308:50:013
1800199120,10cyclictest9491-21ntp_states08:00:173
18000991210,1cyclictest0-21swapper/208:10:302
1800099120,3cyclictest21443-21ntp_states07:15:192
1800099120,11cyclictest2024-21nfsd08:55:312
1800099120,10cyclictest24928-21hddtemp_smartct08:35:132
1799899122,9cyclictest0-21swapper/007:15:480
17998991211,1cyclictest0-21swapper/008:00:110
17998991210,1cyclictest29059-21df08:45:110
17998991210,1cyclictest0-21swapper/007:55:590
1799899120,8cyclictest0-21swapper/008:40:530
1799899120,8cyclictest0-21swapper/008:34:090
1799899120,1cyclictest0-21swapper/009:01:090
1799899120,1cyclictest0-21swapper/007:29:590
1799899120,11cyclictest0-21swapper/008:15:170
1799899120,11cyclictest0-21swapper/007:45:510
1799899120,11cyclictest0-21swapper/007:40:050
1799899120,11cyclictest0-21swapper/007:12:350
1799899120,10cyclictest0-21swapper/008:05:460
1799899120,10cyclictest0-21swapper/007:50:300
1799899120,10cyclictest0-21swapper/007:35:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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