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2026-01-07 - 19:59
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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 Wed Jan 07, 2026 12:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
238429433,49sleep10-21swapper/107:09:291
224629332,48sleep30-21swapper/307:07:473
69092920,0sleep00-21swapper/009:14:230
179822870,2sleep10-21swapper/109:37:321
271662850,1sleep00-21swapper/010:31:010
157932800,1sleep20-21swapper/210:17:192
151072790,1sleep00-21swapper/009:16:350
63572740,2sleep10-21swapper/111:15:521
150012720,2sleep20-21swapper/209:16:332
73782640,3sleep2268799cyclictest11:47:362
57592640,4sleep3268899cyclictest11:26:053
301932600,1sleep20-21swapper/209:41:092
222825334,11sleep20-21swapper/207:07:422
236324437,4sleep00-21swapper/007:09:120
68792240,4sleep10-21swapper/110:25:011
312372240,4sleep20-21swapper/211:34:412
2687992310,11cyclictest2414-21sshd12:38:382
268799220,9cyclictest0-21swapper/209:21:112
268799220,10cyclictest0-21swapper/210:24:132
268799217,3cyclictest0-21swapper/211:06:142
268799212,2cyclictest0-21swapper/212:07:262
268799210,9cyclictest0-21swapper/211:29:242
268799210,2cyclictest0-21swapper/211:57:222
268799210,2cyclictest0-21swapper/211:15:002
268799210,2cyclictest0-21swapper/210:45:542
268799210,2cyclictest0-21swapper/210:01:242
268799210,19cyclictest0-21swapper/212:01:092
268799208,2cyclictest0-21swapper/209:35:092
268799200,9cyclictest0-21swapper/212:16:282
268799200,9cyclictest0-21swapper/210:40:022
268799200,9cyclictest0-21swapper/209:31:282
268799200,9cyclictest0-21swapper/208:45:172
268799200,9cyclictest0-21swapper/208:38:092
268799200,3cyclictest0-21swapper/210:26:342
268799200,2cyclictest0-21swapper/212:30:112
268799200,2cyclictest0-21swapper/212:25:492
268799200,2cyclictest0-21swapper/212:24:162
268799200,2cyclictest0-21swapper/212:10:452
268799200,2cyclictest0-21swapper/211:22:392
268799200,2cyclictest0-21swapper/211:10:442
268799200,2cyclictest0-21swapper/211:00:412
268799200,2cyclictest0-21swapper/210:54:442
268799200,2cyclictest0-21swapper/210:36:302
268799200,2cyclictest0-21swapper/210:30:242
268799200,2cyclictest0-21swapper/209:55:542
268799200,2cyclictest0-21swapper/208:22:152
268799200,1cyclictest0-21swapper/211:40:102
268799200,18cyclictest0-21swapper/211:35:432
268799200,18cyclictest0-21swapper/210:58:112
268799200,18cyclictest0-21swapper/209:53:372
268799200,10cyclictest0-21swapper/211:50:252
268799200,10cyclictest0-21swapper/210:14:022
268799200,10cyclictest0-21swapper/210:07:042
268799200,10cyclictest0-21swapper/209:10:522
268799200,10cyclictest0-21swapper/209:05:222
217582200,2sleep10-21swapper/111:52:101
268799197,2cyclictest0-21swapper/207:25:122
268799196,2cyclictest0-21swapper/209:25:052
268799190,9cyclictest0-21swapper/209:45:422
268799190,9cyclictest0-21swapper/207:54:092
268799190,9cyclictest0-21swapper/207:45:572
268799190,8cyclictest0-21swapper/208:51:482
268799190,2cyclictest0-21swapper/207:15:142
268799190,2cyclictest0-21swapper/207:10:182
2684991913,5cyclictest31460-21bash10:42:481
261262192,14sleep128450irq/26-ahci[00010:51:171
268799180,9cyclictest0-21swapper/208:15:262
268799180,9cyclictest0-21swapper/207:55:152
268799180,8cyclictest0-21swapper/208:55:062
268799180,8cyclictest0-21swapper/208:55:052
268799180,8cyclictest0-21swapper/208:30:092
268799180,2cyclictest0-21swapper/208:12:022
268799180,1cyclictest0-21swapper/208:40:372
268799180,1cyclictest0-21swapper/208:00:492
268799180,1cyclictest0-21swapper/207:38:292
268799180,10cyclictest0-21swapper/209:00:162
267999187,10cyclictest0-21swapper/011:56:450
267999182,8cyclictest36-21rcuop/208:40:000
267999180,10cyclictest0-21swapper/010:58:500
268799177,1cyclictest0-21swapper/208:05:022
268799170,8cyclictest0-21swapper/207:40:192
268799170,8cyclictest0-21swapper/207:20:112
268799170,1cyclictest0-21swapper/208:25:152
268799170,1cyclictest0-21swapper/207:30:182
2684991712,3cyclictest0-21swapper/112:01:391
268499170,15cyclictest20690-21perf07:50:001
268499170,15cyclictest0-21swapper/110:18:371
267999170,5cyclictest0-21swapper/011:54:310
267999170,16cyclictest0-21swapper/010:49:270
134162170,14sleep1137550irq/27-eth010:06:181
268899167,7cyclictest0-21swapper/311:13:513
268899160,14cyclictest0-21swapper/312:14:083
268899160,14cyclictest0-21swapper/311:17:253
268499160,7cyclictest0-21swapper/109:20:361
268499160,14cyclictest0-21swapper/111:46:231
268499160,11cyclictest137550irq/27-eth011:30:351
267999167,1cyclictest0-21swapper/009:37:520
267999160,14cyclictest24431-21sshd11:42:390
267999160,13cyclictest0-21swapper/012:38:300
268899159,5cyclictest25201-21sshd10:50:563
268899158,6cyclictest0-21swapper/309:15:483
268899153,8cyclictest0-21swapper/310:29:173
2688991513,1cyclictest0-21swapper/312:15:153
2688991513,1cyclictest0-21swapper/309:23:583
2688991511,3cyclictest25050-21sshd10:00:073
2688991511,3cyclictest10850irq/23-ehci_hcd11:04:393
2688991510,4cyclictest10850irq/23-ehci_hcd08:16:373
268899150,6cyclictest29461-21sshd10:42:053
268899150,6cyclictest0-21swapper/308:45:213
268899150,14cyclictest0-21swapper/311:57:463
268899150,13cyclictest0-21swapper/311:40:243
268899150,13cyclictest0-21swapper/311:35:413
268899150,13cyclictest0-21swapper/310:30:473
268899150,13cyclictest0-21swapper/310:13:353
268899150,13cyclictest0-21swapper/310:07:053
268899150,13cyclictest0-21swapper/309:46:173
268899150,12cyclictest137550irq/27-eth011:30:393
268499159,5cyclictest146450irq/28-eth1-rx-11:07:561
268499155,2cyclictest23834-21sshd12:14:021
268499153,7cyclictest26232-21sshd11:01:401
2684991512,2cyclictest0-21swapper/111:35:081
2684991510,4cyclictest0-21swapper/111:10:461
268499150,6cyclictest137550irq/27-eth009:55:421
268499150,6cyclictest0-21swapper/110:58:361
268499150,6cyclictest0-21swapper/110:45:481
268499150,3cyclictest137550irq/27-eth012:24:231
268499150,3cyclictest137550irq/27-eth011:41:401
268499150,13cyclictest2439-21runrttasks08:44:511
268499150,13cyclictest0-21swapper/110:12:431
268499150,13cyclictest0-21swapper/109:50:361
268499150,13cyclictest0-21swapper/109:10:051
268499150,11cyclictest13267-21sshd10:26:401
268499150,10cyclictest0-21swapper/109:41:191
267999158,6cyclictest0-21swapper/012:09:570
267999158,6cyclictest0-21swapper/009:40:160
267999150,7cyclictest0-21swapper/008:45:150
267999150,1cyclictest2239-21bash09:52:480
267999150,1cyclictest13749-21bash09:56:120
267999150,1cyclictest0-21swapper/011:48:440
267999150,14cyclictest0-21swapper/012:30:460
267999150,14cyclictest0-21swapper/012:10:280
267999150,14cyclictest0-21swapper/009:45:440
267999150,14cyclictest0-21swapper/009:30:320
267999150,13cyclictest0-21swapper/009:00:190
267999150,13cyclictest0-21swapper/007:40:180
120392150,1sleep00-21swapper/011:17:570
268899149,4cyclictest6490-21sshd11:05:323
268899148,5cyclictest1884-21nfsd09:30:593
268899147,6cyclictest19373-21sshd11:51:193
268899143,10cyclictest137550irq/27-eth010:20:163
2688991410,3cyclictest10850irq/23-ehci_hcd09:11:483
2688991410,2cyclictest0-21swapper/310:20:003
268899140,6cyclictest0-21swapper/309:52:073
268899140,5cyclictest0-21swapper/311:22:203
268899140,3cyclictest8269-21bash12:08:573
268899140,13cyclictest5659-21id12:29:093
268899140,13cyclictest14311-21sshd09:36:153
268899140,13cyclictest13067-21sshd12:20:373
268899140,13cyclictest0-21swapper/311:46:413
268899140,13cyclictest0-21swapper/310:47:423
268899140,13cyclictest0-21swapper/310:37:053
268899140,12cyclictest1884-21nfsd12:36:263
268899140,12cyclictest10867-21bash09:25:183
268899140,11cyclictest0-21swapper/309:57:043
268899140,10cyclictest30375-21sshd09:41:133
268499147,6cyclictest0-21swapper/110:38:301
268499147,5cyclictest23725-21awk09:05:181
268499147,2cyclictest0-21swapper/108:14:301
268499143,10cyclictest10850irq/23-ehci_hcd08:23:251
2684991412,1cyclictest0-21swapper/111:27:011
268499141,12cyclictest10850irq/23-ehci_hcd07:40:381
268499140,6cyclictest0-21swapper/111:57:071
268499140,5cyclictest13934-21id09:16:111
268499140,3cyclictest137550irq/27-eth009:25:071
268499140,13cyclictest137550irq/27-eth010:01:071
268499140,12cyclictest31425-21sshd09:31:341
268499140,12cyclictest2883-21sshd12:17:331
268499140,12cyclictest28106-21sshd12:36:101
268499140,12cyclictest22867-21sshd10:30:011
268499140,12cyclictest1884-21nfsd11:20:051
268499140,12cyclictest10980-21sshd12:30:271
268499140,11cyclictest137550irq/27-eth009:47:031
267999149,1cyclictest0-21swapper/010:09:390
267999146,7cyclictest0-21swapper/010:40:290
2679991412,1cyclictest0-21swapper/009:25:170
267999140,4cyclictest0-21swapper/012:00:180
267999140,4cyclictest0-21swapper/010:11:410
267999140,3cyclictest0-21swapper/010:50:410
267999140,1cyclictest0-21swapper/010:39:290
267999140,1cyclictest0-21swapper/008:06:490
267999140,13cyclictest8765-21sshd11:37:360
267999140,13cyclictest0-21swapper/011:31:590
267999140,13cyclictest0-21swapper/011:21:540
267999140,13cyclictest0-21swapper/011:10:260
267999140,13cyclictest0-21swapper/010:23:260
267999140,13cyclictest0-21swapper/010:02:010
267999140,13cyclictest0-21swapper/009:21:130
268899137,5cyclictest4361-21sshd10:55:003
268899132,10cyclictest137550irq/27-eth008:35:423
2688991311,1cyclictest0-21swapper/308:12:533
268899130,4cyclictest7256-21munin-node07:20:153
268899130,4cyclictest26411-21needreboot08:00:183
268899130,4cyclictest14883-21bash12:31:533
268899130,12cyclictest0-21swapper/312:04:273
268899130,12cyclictest0-21swapper/309:05:013
268899130,12cyclictest0-21swapper/309:00:453
268899130,12cyclictest0-21swapper/308:55:133
268899130,12cyclictest0-21swapper/308:55:133
268899130,12cyclictest0-21swapper/308:40:433
268899130,12cyclictest0-21swapper/308:20:113
268899130,12cyclictest0-21swapper/307:33:293
268899130,11cyclictest5160-21hddtemp_smartct08:25:143
268499138,4cyclictest10850irq/23-ehci_hcd08:35:121
268499131,11cyclictest10850irq/23-ehci_hcd07:36:371
2684991311,1cyclictest0-21swapper/107:15:181
268499131,10cyclictest0-21swapper/108:30:111
268499130,9cyclictest0-21swapper/112:25:541
268499130,4cyclictest2439-21runrttasks07:11:531
268499130,4cyclictest16130-21sh08:50:121
268499130,12cyclictest1884-21nfsd07:51:271
268499130,12cyclictest0-21swapper/109:04:001
268499130,12cyclictest0-21swapper/108:58:401
268499130,12cyclictest0-21swapper/108:58:401
268499130,12cyclictest0-21swapper/107:31:201
268499130,11cyclictest8390-21munin-node07:20:181
268499130,11cyclictest5439-21grep08:25:171
268499130,11cyclictest32623-21diskstats08:15:141
268499130,11cyclictest29537-21sshd12:05:151
268499130,11cyclictest28890-21ntp_states08:05:171
267999139,3cyclictest1742-21kworker/0:211:26:060
267999137,5cyclictest2434-21rm12:27:590
267999137,5cyclictest0-21swapper/007:36:200
267999136,3cyclictest0-21swapper/007:15:150
267999133,9cyclictest0-21swapper/008:24:030
267999132,1cyclictest0-21swapper/012:23:380
2679991311,1cyclictest0-21swapper/010:16:080
2679991310,2cyclictest0-21swapper/008:10:050
267999130,5cyclictest0-21swapper/007:20:130
267999130,4cyclictest0-21swapper/010:28:080
267999130,1cyclictest0-21swapper/011:08:020
267999130,1cyclictest0-21swapper/011:00:180
267999130,1cyclictest0-21swapper/007:56:480
267999130,12cyclictest0-21swapper/009:07:080
267999130,12cyclictest0-21swapper/008:55:370
267999130,12cyclictest0-21swapper/008:55:370
267999130,12cyclictest0-21swapper/008:15:100
267999130,12cyclictest0-21swapper/007:45:420
267999130,12cyclictest0-21swapper/007:30:130
267999130,10cyclictest0-21swapper/012:16:380
268899126,2cyclictest0-21swapper/307:27:473
268899120,3cyclictest15417-21munin-node07:35:223
268899120,3cyclictest0-21swapper/307:55:153
268899120,11cyclictest0-21swapper/308:50:093
268899120,11cyclictest0-21swapper/308:30:453
268899120,11cyclictest0-21swapper/308:05:053
268899120,11cyclictest0-21swapper/307:51:293
268899120,10cyclictest3934-21wc07:10:213
268899120,10cyclictest19385-21iostat_ios07:45:133
268899120,10cyclictest16400-21munin-node07:40:133
268899120,10cyclictest0-21swapper/307:15:133
268499129,2cyclictest0-21swapper/107:55:221
268499122,2cyclictest10850irq/23-ehci_hcd08:45:061
268499120,3cyclictest26334-21memory08:00:171
268499120,3cyclictest0-21swapper/107:25:201
267999122,9cyclictest0-21swapper/007:51:460
267999121,1cyclictest0-21swapper/008:00:490
267999120,11cyclictest1948-21snmpd07:11:350
267999120,11cyclictest0-21swapper/008:54:460
267999120,11cyclictest0-21swapper/008:40:590
267999120,11cyclictest0-21swapper/008:26:100
267999119,2cyclictest0-21swapper/007:25:120
267999117,3cyclictest0-21swapper/008:30:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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