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2025-12-25 - 13:34
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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 Thu Dec 25, 2025 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1773121210,4sleep11250199cyclictest23:26:531
12185210633,45sleep10-21swapper/119:09:161
12024210032,40sleep30-21swapper/319:07:143
96192860,2sleep20-21swapper/223:14:122
110812830,2sleep30-21swapper/300:06:223
292842820,0sleep00-21swapper/023:40:510
175732800,2sleep20-21swapper/223:37:162
254222770,3sleep01250099cyclictest00:32:070
281142760,2sleep20-21swapper/222:28:282
299142750,2sleep32439-21runrttasks21:58:323
300062690,2sleep22439-21runrttasks23:20:212
318452680,1sleep22439-21runrttasks19:50:192
258992610,1sleep00-21swapper/000:21:410
1190125834,20sleep20-21swapper/219:05:522
1200624934,11sleep00-21swapper/019:06:590
1250199320,30cyclictest16279-21basename20:30:001
304582310,29sleep3137550irq/27-eth000:34:003
138332270,25sleep3137550irq/27-eth000:28:313
208252260,3sleep01250099cyclictest22:15:400
35022240,2sleep10-21swapper/123:11:581
1250299247,6cyclictest0-21swapper/223:53:272
84162220,1sleep20-21swapper/222:32:202
162252220,2sleep10-21swapper/123:57:421
64382210,2sleep30-21swapper/323:54:473
274712210,19sleep1137550irq/27-eth023:30:151
265942214,15sleep210850irq/23-ehci_hcd22:17:432
99902200,1sleep08-21rcu_preempt22:12:280
74302190,3sleep21250299cyclictest00:36:462
55802190,1sleep00-21swapper/023:33:330
1250299196,6cyclictest12431-21sshd22:13:192
10642190,2sleep10-21swapper/123:42:231
203492185,11sleep110850irq/23-ehci_hcd23:07:031
1250299185,4cyclictest0-21swapper/221:15:092
1250399178,5cyclictest137550irq/27-eth022:30:123
12503991712,4cyclictest10850irq/23-ehci_hcd22:21:383
1250399171,10cyclictest0-21swapper/321:14:383
1250399170,15cyclictest0-21swapper/300:15:273
1250299177,4cyclictest7424-21sshd21:51:162
1250299177,3cyclictest19570-21sshd21:25:122
1250299174,7cyclictest0-21swapper/222:06:282
1250299173,10cyclictest137550irq/27-eth000:10:152
1250299170,15cyclictest137550irq/27-eth023:00:112
1250199177,4cyclictest3976-21sshd00:04:251
1250199175,11cyclictest0-21swapper/122:48:211
1250199170,15cyclictest0-21swapper/121:56:491
1250199170,15cyclictest0-21swapper/121:41:481
1250099178,8cyclictest0-21swapper/021:53:430
1250099178,2cyclictest0-21swapper/000:04:190
1250399165,10cyclictest10850irq/23-ehci_hcd23:16:423
12503991611,4cyclictest10850irq/23-ehci_hcd21:03:203
1250399160,14cyclictest0-21swapper/322:10:353
1250399160,14cyclictest0-21swapper/321:32:423
1250299166,3cyclictest13088-21sshd22:03:232
1250299161,14cyclictest0-21swapper/220:50:242
1250299161,13cyclictest0-21swapper/200:04:192
1250199168,7cyclictest7010-21sshd22:11:241
1250199168,3cyclictest0-21swapper/122:30:121
1250199166,8cyclictest0-21swapper/122:53:341
1250199162,5cyclictest17795-21munin-node22:15:231
12501991612,3cyclictest0-21swapper/100:29:501
1250199160,14cyclictest0-21swapper/122:23:431
1250199160,14cyclictest0-21swapper/119:35:211
1250199160,11cyclictest137550irq/27-eth023:35:091
1250099168,7cyclictest0-21swapper/023:03:480
1250099168,4cyclictest0-21swapper/022:58:470
1250099168,4cyclictest0-21swapper/022:28:270
1250099160,13cyclictest0-21swapper/022:04:590
1250099160,12cyclictest0-21swapper/021:17:570
1250099160,12cyclictest0-21swapper/021:13:250
1250099160,12cyclictest0-21swapper/000:35:170
1250399156,0cyclictest0-21swapper/322:42:093
1250399154,3cyclictest0-21swapper/323:49:073
1250399154,2cyclictest26979-21sshd00:11:313
12503991511,3cyclictest0-21swapper/321:47:513
12503991510,4cyclictest10850irq/23-ehci_hcd20:04:183
1250399150,14cyclictest0-21swapper/322:07:023
1250399150,13cyclictest24835-21sshd22:17:063
1250399150,13cyclictest0-21swapper/322:45:113
1250299159,1cyclictest137550irq/27-eth021:40:362
1250299158,2cyclictest0-21swapper/219:39:022
1250299154,6cyclictest0-21swapper/220:35:022
1250299154,3cyclictest6320-21sshd21:10:512
1250299153,6cyclictest0-21swapper/200:28:042
1250299152,9cyclictest2745-21sshd23:32:302
1250299152,10cyclictest137550irq/27-eth022:42:442
1250299151,6cyclictest0-21swapper/220:05:142
1250299151,10cyclictest0-21swapper/222:56:582
1250299150,8cyclictest0-21swapper/221:33:162
1250299150,14cyclictest0-21swapper/222:45:532
1250299150,13cyclictest25848-21munin-node23:40:242
1250299150,13cyclictest21130-21sshd22:36:142
1250299150,13cyclictest0-21swapper/223:26:522
1250299150,13cyclictest0-21swapper/221:45:362
1250299150,13cyclictest0-21swapper/221:23:162
1250199153,11cyclictest10850irq/23-ehci_hcd20:34:271
1250199152,4cyclictest6251-21sshd22:41:511
12501991511,3cyclictest10850irq/23-ehci_hcd20:04:201
12501991511,2cyclictest29071-21idleruntime23:20:141
1250199150,6cyclictest0-21swapper/100:06:161
1250199150,4cyclictest0-21swapper/123:47:361
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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