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2026-01-02 - 19:19
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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 100 highest latencies:
System rack5slot0.osadl.org (updated Fri Jan 02, 2026 12:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31770210839,40sleep10-21swapper/107:06:491
3087828735,43sleep30-21swapper/307:05:183
129072800,1sleep10-21swapper/110:58:301
68262780,1sleep10-21swapper/111:06:401
268242780,0sleep00-21swapper/011:13:150
38542770,2sleep30-21swapper/311:57:503
53362760,1sleep30-21swapper/312:08:563
53362760,1sleep30-21swapper/312:08:563
21622760,2sleep10-21swapper/111:46:411
85062740,2sleep20-21swapper/211:59:342
283772730,2sleep32439-21runrttasks10:53:023
152382730,2sleep22439-21runrttasks09:47:382
136112720,1sleep041ktimersoftd/011:40:110
158322690,2sleep30-21swapper/310:18:213
260622570,1sleep20-21swapper/211:33:482
2999425533,9sleep20-21swapper/207:05:052
3180924235,4sleep00-21swapper/007:07:200
246472260,3sleep10-21swapper/111:43:451
138812230,20sleep2137550irq/27-eth010:58:512
3225099226,9cyclictest17922-21munin-run07:50:000
3225599204,14cyclictest22-21ksoftirqd/112:30:121
3225099200,15cyclictest0-21swapper/012:22:210
173622190,1sleep20-21swapper/211:51:362
3226699180,13cyclictest0-21swapper/312:12:493
3226699180,13cyclictest0-21swapper/312:12:483
32258991815,2cyclictest1215-21sshd10:24:052
32255991713,3cyclictest10850irq/23-ehci_hcd10:26:281
3225599171,15cyclictest22-21ksoftirqd/110:30:021
3225099170,14cyclictest0-21swapper/009:31:060
101982170,1sleep20-21swapper/212:00:062
3226699160,14cyclictest0-21swapper/310:45:353
3226699160,11cyclictest13407-21sshd10:58:403
3225899165,10cyclictest9330-21bash09:25:322
32258991612,3cyclictest10850irq/23-ehci_hcd09:23:152
32258991611,4cyclictest10850irq/23-ehci_hcd11:36:422
3225899161,13cyclictest11289-21sshd10:27:002
3225899160,14cyclictest0-21swapper/211:45:342
3225899160,12cyclictest28457-21sshd10:11:572
3225599168,4cyclictest137550irq/27-eth009:27:011
32255991612,3cyclictest23641-21sshd11:32:551
32255991612,2cyclictest0-21swapper/111:35:191
32255991611,4cyclictest10850irq/23-ehci_hcd10:11:021
32255991611,1cyclictest18900-21sshd12:02:411
3225599160,7cyclictest22-21ksoftirqd/109:41:301
3225599160,15cyclictest22-21ksoftirqd/111:21:451
3225599160,15cyclictest22-21ksoftirqd/109:56:321
3225599160,15cyclictest22-21ksoftirqd/109:37:051
3225599160,15cyclictest22-21ksoftirqd/109:37:051
3225599160,14cyclictest0-21swapper/112:39:141
3225599160,14cyclictest0-21swapper/110:45:401
3225599160,14cyclictest0-21swapper/109:24:551
3225599160,13cyclictest5685-21bash10:05:051
3225099165,7cyclictest0-21swapper/009:10:150
3225099163,9cyclictest0-21swapper/009:43:020
3225099160,14cyclictest0-21swapper/012:35:190
3225099160,12cyclictest0-21swapper/010:57:510
311822160,14sleep3137550irq/27-eth009:52:383
175812160,14sleep2137550irq/27-eth011:20:232
3226699158,6cyclictest0-21swapper/310:12:433
3226699157,7cyclictest0-21swapper/309:14:063
3226699157,3cyclictest0-21swapper/312:32:373
3226699157,3cyclictest0-21swapper/311:13:123
3226699154,10cyclictest10850irq/23-ehci_hcd09:20:583
3226699152,4cyclictest24559-21sshd11:54:153
32266991511,3cyclictest10850irq/23-ehci_hcd09:26:293
32266991510,4cyclictest10850irq/23-ehci_hcd11:30:253
3226699150,6cyclictest0-21swapper/310:21:563
3226699150,6cyclictest0-21swapper/309:41:123
3226699150,6cyclictest0-21swapper/309:33:343
3226699150,13cyclictest0-21swapper/312:37:043
3226699150,13cyclictest0-21swapper/310:26:563
3226699150,13cyclictest0-21swapper/309:56:163
3226699150,11cyclictest9365-21sshd11:17:583
3226699150,11cyclictest15247-21sshd09:47:393
3225899157,6cyclictest15648-21sshd09:57:542
3225899153,11cyclictest19092-21sshd12:34:362
3225899153,11cyclictest10850irq/23-ehci_hcd12:20:282
3225899152,4cyclictest309-21sshd11:25:192
3225899150,14cyclictest146450irq/28-eth1-rx-12:11:452
3225899150,14cyclictest146450irq/28-eth1-rx-12:11:452
3225899150,14cyclictest1146-21jbd2/dm-2-807:40:222
3225899150,13cyclictest9559-21sshd10:05:542
3225899150,13cyclictest0-21swapper/210:48:012
3225899150,11cyclictest1736-21sshd09:33:322
3225599159,5cyclictest22467-21sshd09:50:061
3225599158,6cyclictest36-21rcuop/212:07:461
3225599158,6cyclictest36-21rcuop/212:07:461
3225599158,3cyclictest18497-21sshd11:52:001
3225599150,6cyclictest8689-21bash10:36:191
3225599150,6cyclictest19679-21sshd10:40:111
3225599150,6cyclictest0-21swapper/110:22:011
3225599150,3cyclictest9648-21sshd09:15:421
3225599150,3cyclictest0-21swapper/109:49:471
3225599150,14cyclictest22-21ksoftirqd/112:25:411
3225599150,14cyclictest22-21ksoftirqd/112:18:371
3225599150,14cyclictest22-21ksoftirqd/111:55:151
3225599150,14cyclictest22-21ksoftirqd/110:54:361
3225599150,14cyclictest22-21ksoftirqd/109:12:591
3225599150,13cyclictest19459-21sshd11:00:211
3225599150,13cyclictest0-21swapper/112:10:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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