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2025-12-11 - 17:01
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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 highest latencies:
System rack6slot5.osadl.org (updated Thu Dec 11, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2823099108085503,5295cyclictest7646-21kworker/0:008:43:010
2823099105635367,5191cyclictest18808-21kworker/0:210:22:520
2823099104095351,5008cyclictest2741-21kworker/0:212:13:110
282309998685221,4636cyclictest2741-21kworker/0:212:02:510
282309998465168,4625cyclictest7646-21kworker/0:007:59:180
282309997865182,4599cyclictest2741-21kworker/0:211:46:420
282309995405055,4474cyclictest7646-21kworker/0:008:27:480
282309992144710,4493cyclictest22637-21kworker/0:111:14:570
282309991984798,4389cyclictest20522-21kworker/0:207:35:180
282309991814595,4581cyclictest2741-21kworker/0:211:54:550
282309991154661,4443cyclictest22637-21kworker/0:111:34:460
282309990604630,4419cyclictest26886-21kworker/0:212:33:590
282309990424620,4411cyclictest15567-21kworker/0:109:36:530
282309989834593,4379cyclictest7646-21kworker/0:008:04:550
282309989434574,4365cyclictest15567-21kworker/0:109:21:420
282309989284667,4257cyclictest22637-21kworker/0:110:54:010
282309988704434,4425cyclictest26886-21kworker/0:212:38:010
282309987744488,4275cyclictest24047-21kworker/0:112:26:060
282309987184340,4355cyclictest20522-21kworker/0:207:18:070
282309987114458,4242cyclictest22637-21kworker/0:111:27:130
282309986694440,4218cyclictest22637-21kworker/0:111:02:220
282309986034354,4205cyclictest7646-21kworker/0:008:33:260
282309984674335,4121cyclictest7646-21kworker/0:009:05:550
282309982354228,3965cyclictest18808-21kworker/0:210:25:100
282309982244356,3808cyclictest7646-21kworker/0:007:40:210
282309982074043,4104cyclictest7646-21kworker/0:008:56:210
282309981714206,3950cyclictest7646-21kworker/0:009:11:580
282309981224317,3753cyclictest22637-21kworker/0:110:36:440
282309979534224,3678cyclictest15567-21kworker/0:110:17:050
282309978004162,3623cyclictest20522-21kworker/0:207:33:210
282309977774190,3576cyclictest20522-21kworker/0:207:23:590
282309977764157,3603cyclictest20522-21kworker/0:207:15:030
282309977424138,3589cyclictest15567-21kworker/0:110:13:270
282309977123814,3846cyclictest7646-21kworker/0:008:18:100
282309977013906,3781cyclictest20522-21kworker/0:207:29:180
282309976644081,3523cyclictest7646-21kworker/0:008:06:460
282309976293954,3615cyclictest15567-21kworker/0:109:54:080
282309976243767,3815cyclictest7646-21kworker/0:007:51:330
282309976224060,3511cyclictest7646-21kworker/0:007:47:480
282309974764038,3427cyclictest7646-21kworker/0:008:54:230
282309973793698,3670cyclictest22637-21kworker/0:111:42:480
282309973373732,3590cyclictest22637-21kworker/0:110:32:380
282309973023857,3441cyclictest2741-21kworker/0:211:59:010
282309971653550,3600cyclictest7646-21kworker/0:009:04:010
282309971433557,3571cyclictest2741-21kworker/0:212:20:200
282309971163858,3247cyclictest22637-21kworker/0:111:06:350
282309970783485,3542cyclictest7646-21kworker/0:008:14:260
282309969663626,3325cyclictest15567-21kworker/0:110:09:480
282309969123441,3429cyclictest7646-21kworker/0:008:37:080
282309968993751,3137cyclictest15567-21kworker/0:109:33:080
282309968943415,3463cyclictest7646-21kworker/0:008:21:580
282309968463678,3116cyclictest22637-21kworker/0:111:37:050
282309968353666,3118cyclictest2741-21kworker/0:212:05:080
282309968073571,3184cyclictest7646-21kworker/0:008:48:420
282309967863695,3087cyclictest15567-21kworker/0:109:40:250
282309966373517,3120cyclictest22637-21kworker/0:110:48:140
282309966063604,2990cyclictest22637-21kworker/0:110:58:110
282309965733454,3104cyclictest15567-21kworker/0:109:20:000
282309965573404,3093cyclictest22637-21kworker/0:111:21:380
282309965553526,2978cyclictest22637-21kworker/0:111:17:190
282309965363404,3089cyclictest15567-21kworker/0:110:01:580
282309964423479,2947cyclictest2741-21kworker/0:212:16:530
282309964063310,3081cyclictest22637-21kworker/0:110:40:240
282309961523378,2762cyclictest15567-21kworker/0:109:59:450
282309959233007,2865cyclictest15567-21kworker/0:109:27:330
282309959183110,2765cyclictest15567-21kworker/0:109:46:270
276642775185,202sleep00-21swapper07:05:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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