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2026-03-10 - 14:29
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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 100 highest latencies:
System rack6slot6 (updated Tue Mar 10, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
117049910718153476,53609cyclictest17004-21ssh12:04:150
117049910711153443,53571cyclictest11361-21rm09:30:310
117049910684153456,53295cyclictest11685-21cyclictest07:43:400
117049910680453408,53305cyclictest9-21ksoftirqd/007:56:340
117049910669553454,53241cyclictest0-21swapper07:45:000
117049910667453390,53192cyclictest0-21swapper08:48:090
117049910667253435,53146cyclictest9-21ksoftirqd/012:15:080
117049910663853436,53138cyclictest9-21ksoftirqd/011:27:140
117049910659453406,53098cyclictest9-21ksoftirqd/010:18:250
117049910656053450,53110cyclictest0-21swapper07:10:400
117049910652253470,53052cyclictest0-21swapper11:18:220
117049910649653472,53024cyclictest0-21swapper07:38:180
117049910648853462,53026cyclictest0-21swapper09:44:050
117049910647853462,53016cyclictest0-21swapper09:24:390
117049910647753454,53023cyclictest0-21swapper07:34:570
117049910647153468,53003cyclictest0-21swapper10:00:500
117049910646553468,52997cyclictest0-21swapper09:14:260
117049910645153474,52912cyclictest27986-21rm11:31:360
117049910644953442,53007cyclictest0-21swapper08:06:060
117049910642753390,53037cyclictest0-21swapper10:24:060
117049910642553431,52994cyclictest0-21swapper09:48:360
117049910641653427,52989cyclictest0-21swapper07:26:550
117049910641553432,52983cyclictest0-21swapper10:30:380
117049910640953422,52987cyclictest0-21swapper12:20:300
117049910639753168,53219cyclictest0-21swapper12:37:050
117049910634353421,52922cyclictest0-21swapper08:37:050
117049910626053460,52800cyclictest0-21swapper10:10:320
117049910621553469,52746cyclictest0-21swapper08:52:200
117049910620953426,52783cyclictest0-21swapper08:01:350
117049910620353479,52724cyclictest0-21swapper10:06:010
117049910620153431,52770cyclictest0-21swapper08:15:090
117049910619253401,52791cyclictest0-21swapper11:21:330
117049910618953460,52729cyclictest0-21swapper10:37:200
117049910617953467,52712cyclictest0-21swapper08:42:070
117049910617753464,52713cyclictest0-21swapper10:49:130
117049910614953438,52711cyclictest0-21swapper11:07:390
117049910614853451,52697cyclictest0-21swapper12:12:070
117049910614753434,52713cyclictest0-21swapper08:24:420
117049910612053422,52698cyclictest0-21swapper11:42:290
117049910611753422,52695cyclictest0-21swapper07:53:530
117049910558053074,52495cyclictest4807-21ssh12:34:540
11704995385653388,468cyclictest0-21swapper11:51:110
11704995366125,53540cyclictest0-21swapper08:14:490
11704995362653452,174cyclictest0-21swapper08:25:520
11704995358053404,176cyclictest0-21swapper09:06:440
11704995334518,582cyclictest0-21swapper08:59:520
11704995324926,0cyclictest0-21swapper07:17:530
1149124916948795,208sleep00-21swapper07:09:300
117049946142644,1958cyclictest2679-21devkit-power-da09:26:200
117049922751088,1093cyclictest3950irq/9-acpi11:04:180
117049922191094,1026cyclictest26201-21ssh10:40:410
117049921771078,1056cyclictest0-21swapper09:58:390
117049921021038,1029cyclictest0-21swapper09:52:470
117049920841090,899cyclictest3950irq/9-acpi10:54:050
117049920731026,1012cyclictest0-21swapper07:24:040
117049920431069,907cyclictest134850irq/9-eth009:36:220
117049920191043,877cyclictest17771-21ssh10:29:180
117049919881029,865cyclictest0-21swapper12:29:420
117049919691067,780cyclictest0-21swapper09:16:270
117049919461042,781cyclictest0-21swapper09:01:020
117049919421102,743cyclictest9082-21kworker/0:211:14:510
117049919181053,771cyclictest0-21swapper08:32:340
117049917501018,641cyclictest5302-21ssh10:58:360
117049917021074,628cyclictest0-21swapper11:36:570
117049916601077,489cyclictest9-21ksoftirqd/011:55:430
11704991464995,405cyclictest0-21swapper12:08:460
117049914291080,349cyclictest0-21swapper11:47:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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