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2026-03-28 - 19:16
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 792 highest latencies:
System rack8slot1.osadl.org (updated Sat Mar 28, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1448699461930,0cyclictest27255-1kworker/0:0H07:04:060
14486992824336,0cyclictest27255-1kworker/0:0H08:04:090
14486992636329,0cyclictest27255-1kworker/0:0H11:04:100
14486992457343,0cyclictest27255-1kworker/0:0H11:29:080
14486992419135,0cyclictest27255-1kworker/0:0H10:24:080
14486992345304,0cyclictest27255-1kworker/0:0H07:09:100
14486992337684,0cyclictest1595-21jbd2/hda3-812:19:090
14486992294726,0cyclictest9-21ksoftirqd/012:24:080
14486992244513,0cyclictest9-21ksoftirqd/010:19:080
14486992221181,0cyclictest27255-1kworker/0:0H12:09:080
14486992198288,0cyclictest27255-1kworker/0:0H10:44:080
14486992182688,0cyclictest9-21ksoftirqd/009:39:080
14486992150718,0cyclictest16534-21latency_hist08:49:080
14486992125270,0cyclictest27255-1kworker/0:0H07:49:080
14486992104219,0cyclictest27255-1kworker/0:0H08:59:090
14486992081286,0cyclictest27255-1kworker/0:0H07:24:100
14486992006241,0cyclictest27255-1kworker/0:0H12:04:080
14486991985265,0cyclictest27255-1kworker/0:0H09:04:090
14486991984280,0cyclictest27255-1kworker/0:0H08:29:080
14486991952293,0cyclictest27255-1kworker/0:0H11:19:080
14486991873296,0cyclictest27255-1kworker/0:0H10:29:090
14486991855197,0cyclictest27255-1kworker/0:0H11:24:090
14486991843139,0cyclictest27255-1kworker/0:0H07:29:090
14486991842289,0cyclictest27255-1kworker/0:0H09:49:080
1448699182035,0cyclictest19611-21perl08:56:430
14486991797680,0cyclictest9-21ksoftirqd/011:59:100
14486991748247,0cyclictest27255-1kworker/0:0H11:44:090
14486991725175,0cyclictest27255-1kworker/0:0H09:09:080
14486991721711,0cyclictest9-21ksoftirqd/007:54:120
14486991702277,0cyclictest27255-1kworker/0:0H08:34:120
14486991698700,0cyclictest9-21ksoftirqd/012:14:130
14486991692183,0cyclictest27255-1kworker/0:0H10:14:120
14486991691315,0cyclictest27255-1kworker/0:0H09:34:120
14486991678486,0cyclictest9-21ksoftirqd/008:14:120
14486991674227,0cyclictest27255-1kworker/0:0H10:04:090
14486991672327,0cyclictest27255-1kworker/0:0H07:39:090
14486991659274,0cyclictest27255-1kworker/0:0H08:09:090
14486991633631,0cyclictest9-21ksoftirqd/008:44:090
14486991633530,0cyclictest9-21ksoftirqd/010:34:130
14486991620724,0cyclictest9-21ksoftirqd/008:24:090
14486991609272,0cyclictest27255-1kworker/0:0H09:54:120
14486991607230,0cyclictest27255-1kworker/0:0H08:19:090
14486991579552,0cyclictest0-21swapper07:44:090
14486991576607,0cyclictest9-21ksoftirqd/011:51:460
14486991549114,0cyclictest27255-1kworker/0:0H07:14:190
14486991532518,0cyclictest25856-21perl07:41:390
14486991475523,0cyclictest9-21ksoftirqd/007:21:450
14486991448300,0cyclictest27255-1kworker/0:0H09:44:120
14486991448201,0cyclictest31047-21chrt09:31:500
14486991441739,0cyclictest27968-21cut09:24:190
14486991424713,0cyclictest9-21ksoftirqd/007:04:030
14486991414547,0cyclictest9-21ksoftirqd/010:11:490
14486991408421,0cyclictest1595-21jbd2/hda3-809:16:390
14486991389359,0cyclictest9-21ksoftirqd/008:41:480
14486991367233,0cyclictest27255-1kworker/0:0H10:54:220
14486991358374,0cyclictest9-21ksoftirqd/011:56:490
14486991356619,0cyclictest9-21ksoftirqd/009:21:380
14486991352234,0cyclictest27255-1kworker/0:0H10:49:090
14486991343336,0cyclictest9-21ksoftirqd/008:01:340
14486991341421,0cyclictest9-21ksoftirqd/010:01:460
14486991308660,0cyclictest27422-21ls10:59:080
14486991290673,0cyclictest9-21ksoftirqd/011:14:170
14486991218776,0cyclictest23382-21latency_hist12:29:080
14486991216283,0cyclictest27255-1kworker/0:0H11:09:100
14486991212611,0cyclictest9-21ksoftirqd/011:39:090
14486991172598,0cyclictest9-21ksoftirqd/010:39:080
14486991101154,0cyclictest27255-1kworker/0:0H11:34:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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