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2025-12-06 - 17:14
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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
Characteristics of the highest latencies:
System rack6slot6 (updated Sat Dec 06, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
211749910714753483,53567cyclictest5064-21ssh10:36:370
211749910688453399,53391cyclictest15293-21ssh10:05:590
211749910683053455,53375cyclictest0-21swapper07:53:000
211749910666053396,53264cyclictest0-21swapper10:49:010
211749910664553425,53220cyclictest8773-21ssh09:57:260
211749910655553461,53094cyclictest0-21swapper10:26:250
211749910655053439,53047cyclictest9-21ksoftirqd/010:58:540
211749910652053451,53069cyclictest0-21swapper08:50:570
211749910645153403,53048cyclictest0-21swapper08:24:190
211749910643953473,52844cyclictest1826-21hald-addon-acpi07:38:260
211749910641753432,52985cyclictest0-21swapper12:00:020
211749910633153435,52805cyclictest0-21swapper12:09:340
211749910629653393,52812cyclictest0-21swapper07:18:200
211749910626153388,52807cyclictest0-21swapper08:36:430
211749910624353472,52771cyclictest0-21swapper07:10:580
211749910621753471,52746cyclictest0-21swapper11:29:330
211749910620153464,52737cyclictest0-21swapper08:04:440
211749910619153462,52729cyclictest0-21swapper08:49:070
211749910618353449,52734cyclictest0-21swapper08:09:450
211749910616053402,52758cyclictest0-21swapper08:31:210
211749910615853441,52717cyclictest0-21swapper07:20:510
211749910615153442,52709cyclictest0-21swapper07:55:310
211749910612053423,52697cyclictest0-21swapper11:19:200
211749910609953390,52700cyclictest19825-21kworker/0:109:39:410
211749910606352991,53070cyclictest0-21swapper11:11:280
211749910603052996,53032cyclictest0-21swapper09:34:500
211749910533453058,52274cyclictest0-21swapper08:28:310
211749910524652982,52262cyclictest17241-21ssh12:22:380
211749910524453061,52181cyclictest31742-21ssh09:45:130
211749910515953070,52087cyclictest0-21swapper11:41:160
211749910514253046,52094cyclictest0-21swapper11:20:500
211749910513153042,52084cyclictest0-21swapper08:13:060
211749910509953005,52092cyclictest0-21swapper09:17:250
211749910509853018,52078cyclictest0-21swapper07:26:330
211749910507652972,52103cyclictest0-21swapper09:02:100
211749910507452972,52100cyclictest0-21swapper10:13:510
211749910506652954,52111cyclictest0-21swapper12:34:310
211749910503452935,52097cyclictest0-21swapper08:16:470
21174995391453421,372cyclictest10549-21ssh12:13:560
21174995351953447,64cyclictest25020-21kworker/0:011:08:070
21174995336626,53340cyclictest0-21swapper08:41:340
2117499531018,8cyclictest0-21swapper09:29:480
211749952062671,2532cyclictest2739-21devkit-power-da10:19:330
211749924851093,1269cyclictest28076-21ssh09:40:110
211749922531096,1034cyclictest27492-21ssh12:36:120
211749921751002,1082cyclictest3950irq/9-acpi11:03:050
211749921661068,1003cyclictest9-21ksoftirqd/010:01:470
211749920731056,926cyclictest3950irq/9-acpi10:22:530
211749919771064,821cyclictest19885-21kworker/u2:011:58:010
211749919381090,720cyclictest24060-21rm11:47:580
21174991895937,921cyclictest20916-21ssh12:27:390
211749918941064,764cyclictest133750irq/9-eth009:05:210
21174991893911,968cyclictest0-21swapper11:30:030
211749918281006,785cyclictest9248-21ssh09:14:040
211749918201074,658cyclictest21170-21cyclictest08:56:390
21174991754968,750cyclictest17490-21ssh10:54:430
211749917101103,607cyclictest0-21swapper11:36:050
211749917071024,593cyclictest5524-21kworker/0:310:42:390
211749916641087,454cyclictest13041-21ssh12:16:360
211749916321084,484cyclictest30383-21kworker/0:309:52:150
21174991571985,551cyclictest133750irq/9-eth010:31:460
211749915411074,402cyclictest9-21ksoftirqd/007:31:340
211749915201082,374cyclictest9-21ksoftirqd/007:42:370
21174991480827,639cyclictest16047-21ssh09:23:060
211749914791030,413cyclictest28551-21ssh11:54:400
211749914471091,356cyclictest0-21swapper07:46:590
20483255388,208sleep00-21swapper07:07:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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