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2026-01-08 - 19:56
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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 Jan 08, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
883821270,4sleep2812999cyclictest10:28:172
7705210433,40sleep30-21swapper/307:07:453
787029234,54sleep10-21swapper/107:09:481
245912920,0sleep00-21swapper/010:40:540
273692890,2sleep20-21swapper/212:25:152
224122870,0sleep00-21swapper/011:27:180
168402850,2sleep30-21swapper/310:19:253
131662830,2sleep30-21swapper/311:15:223
210302790,2sleep11883-21nfsd09:13:471
242632770,2sleep10-21swapper/111:22:261
304152760,2sleep30-21swapper/311:33:503
269772750,1sleep10-21swapper/111:54:031
324522740,1sleep332454-21bash12:36:253
28312720,1sleep02829-21bash10:22:100
202392690,5sleep3813499cyclictest12:13:463
760526836,11sleep20-21swapper/207:06:272
224632680,2sleep122462-21sshd10:10:051
256222670,0sleep00-21swapper/010:30:480
161882640,4sleep2812999cyclictest10:39:472
105182630,0sleep00-21swapper/010:02:590
761326134,4sleep00-21swapper/007:06:340
170732450,1sleep30-21swapper/312:18:253
236482320,3sleep1812599cyclictest09:54:421
163882320,2sleep10-21swapper/109:28:061
288502290,4sleep20-21swapper/210:46:442
246332270,5sleep30-21swapper/309:54:523
123852270,2sleep212383-21sshd12:12:232
94522240,1sleep30-21swapper/311:09:543
321412240,22sleep128450irq/26-ahci[00010:21:401
304842240,3sleep30-21swapper/309:30:163
291172240,3sleep10-21swapper/111:02:301
247812220,4sleep20-21swapper/211:53:402
293222210,19sleep1137550irq/27-eth012:25:261
256672210,2sleep20-21swapper/211:01:552
8125992010,3cyclictest2466-21sshd10:17:001
8120992018,1cyclictest0-21swapper/011:09:500
226332200,3sleep30-21swapper/312:24:353
228082190,17sleep1137550irq/27-eth009:39:211
152042190,17sleep3137550irq/27-eth010:44:463
101902190,17sleep2137550irq/27-eth012:38:092
813499189,4cyclictest15931-21sshd09:58:473
813499185,3cyclictest0-21swapper/311:58:183
8134991812,4cyclictest20266-21sshd10:50:263
812099188,5cyclictest0-21swapper/010:47:570
812099180,10cyclictest0-21swapper/010:08:230
279192180,2sleep10-21swapper/112:04:371
8134991711,5cyclictest22677-21bash11:27:213
812999175,3cyclictest17575-21sshd11:36:502
8129991711,3cyclictest137550irq/27-eth009:13:112
812599174,1cyclictest731-21cp11:49:561
812599170,4cyclictest23393-21latency_hist10:00:001
812599170,15cyclictest0-21swapper/111:40:471
106062170,1sleep30-21swapper/309:17:063
813499168,4cyclictest2919-21sshd12:05:353
813499168,3cyclictest28067-21sshd10:20:583
8134991612,3cyclictest10850irq/23-ehci_hcd09:04:193
8134991611,0cyclictest0-21swapper/312:30:273
8134991611,0cyclictest0-21swapper/312:30:273
813499160,4cyclictest8820-21sshd11:20:053
813499160,4cyclictest10615-21sshd09:37:183
813499160,14cyclictest0-21swapper/311:51:183
813499160,13cyclictest0-21swapper/308:15:113
812999164,10cyclictest2777-21cp11:13:562
812999162,12cyclictest18930-21sshd12:03:052
8129991613,2cyclictest2575-21sshd10:22:072
812999161,10cyclictest13686-21sshd09:47:572
8129991610,5cyclictest30895-21sshd09:50:312
812999160,14cyclictest0-21swapper/208:38:392
812999160,11cyclictest7740-21sshd09:36:502
812599165,2cyclictest17175-21cp10:45:031
812599161,6cyclictest0-21swapper/112:11:521
8125991611,4cyclictest137550irq/27-eth012:00:001
8125991610,5cyclictest10850irq/23-ehci_hcd08:44:141
812599160,7cyclictest0-21swapper/110:28:401
812599160,1cyclictest0-21swapper/110:36:201
812599160,15cyclictest0-21swapper/112:24:521
812599160,14cyclictest0-21swapper/109:19:101
812599160,11cyclictest36-21rcuop/210:32:211
812099165,7cyclictest18117-21sshd12:29:020
812099164,8cyclictest22829-21sshd11:48:090
812099161,3cyclictest16538-21sshd11:52:170
812099160,12cyclictest0-21swapper/009:59:110
812099160,10cyclictest1999-21id09:30:460
277402160,14sleep2137550irq/27-eth009:30:002
813499157,6cyclictest1884-21nfsd12:29:543
813499157,4cyclictest17780-21sshd09:23:183
813499157,3cyclictest0-21swapper/309:45:033
813499155,1cyclictest0-21swapper/310:46:003
813499153,11cyclictest137550irq/27-eth009:43:513
813499152,12cyclictest7566-21sshd11:14:443
813499151,13cyclictest22323-21sshd11:48:043
813499151,13cyclictest0-21swapper/311:00:303
813499150,6cyclictest0-21swapper/308:40:193
813499150,3cyclictest0-21swapper/311:36:453
813499150,14cyclictest0-21swapper/309:14:113
813499150,13cyclictest9413-21sshd11:40:403
813499150,13cyclictest6012-21chrt08:20:073
813499150,13cyclictest19759-21sshd10:30:053
813499150,13cyclictest1948-21snmpd10:11:593
813499150,13cyclictest0-21swapper/310:29:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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