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2026-08-30 - 15:40
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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 highest latencies:
System rack8slot1.osadl.org (updated Sun Aug 30, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1797499337340,0cyclictest1043-21latency_hist09:44:480
179749931773079,0cyclictest0-21swapper10:30:240
17974992690560,0cyclictest24750-1kworker/0:0H07:36:380
179749925951445,0cyclictest18063-21cat06:54:410
17974992476679,0cyclictest9-21ksoftirqd/012:14:420
17974992340278,0cyclictest24750-1kworker/0:0H09:09:430
17974992310197,0cyclictest24750-1kworker/0:0H08:34:420
17974992296931,0cyclictest9-21ksoftirqd/009:50:260
17974992263287,0cyclictest24750-1kworker/0:0H08:54:450
17974992215315,0cyclictest24750-1kworker/0:0H09:14:430
17974992148233,0cyclictest24750-1kworker/0:0H08:19:430
17974992040201,0cyclictest24750-1kworker/0:0H10:54:420
17974992017283,0cyclictest24750-1kworker/0:0H11:54:450
17974991988270,0cyclictest24750-1kworker/0:0H08:14:450
17974991974225,0cyclictest24750-1kworker/0:0H09:19:420
17974991903286,0cyclictest24750-1kworker/0:0H11:54:400
17974991861262,0cyclictest24750-1kworker/0:0H08:09:440
17974991846710,0cyclictest9-21ksoftirqd/011:09:420
17974991801232,0cyclictest24750-1kworker/0:0H09:34:420
17974991757763,0cyclictest2849-21munin-node07:59:430
17974991716295,0cyclictest24750-1kworker/0:0H07:14:460
17974991703712,0cyclictest9-21ksoftirqd/011:39:460
17974991698206,0cyclictest24750-1kworker/0:0H12:09:420
17974991683771,0cyclictest3864-21munin-node11:59:410
17974991661619,0cyclictest9-21ksoftirqd/009:04:470
17974991651206,0cyclictest24750-1kworker/0:0H08:39:460
17974991647261,0cyclictest24750-1kworker/0:0H10:14:440
17974991640240,0cyclictest24750-1kworker/0:0H08:29:430
17974991636301,0cyclictest24750-1kworker/0:0H07:49:420
17974991627253,0cyclictest24750-1kworker/0:0H06:54:380
17974991607655,0cyclictest9-21ksoftirqd/010:36:360
17974991605186,0cyclictest24750-1kworker/0:0H08:49:420
17974991595162,0cyclictest24750-1kworker/0:0H07:54:430
17974991590249,0cyclictest24750-1kworker/0:0H11:14:430
17974991589632,0cyclictest9-21ksoftirqd/009:56:370
17974991577760,0cyclictest9-21ksoftirqd/011:19:460
17974991539292,0cyclictest24750-1kworker/0:0H08:04:550
17974991504235,0cyclictest24750-1kworker/0:0H10:04:550
17974991495254,0cyclictest24750-1kworker/0:0H09:46:380
17974991493209,0cyclictest24750-1kworker/0:0H11:06:360
179749914771062,0cyclictest24750-1kworker/0:0H09:32:140
17974991468170,0cyclictest24750-1kworker/0:0H10:39:430
17974991465168,0cyclictest24750-1kworker/0:0H10:19:430
17974991455233,0cyclictest24750-1kworker/0:0H11:36:360
17974991431248,0cyclictest24750-1kworker/0:0H11:46:390
17974991430192,0cyclictest24750-1kworker/0:0H11:26:390
17974991421273,0cyclictest24750-1kworker/0:0H10:24:530
17974991418186,0cyclictest24750-1kworker/0:0H08:24:530
17974991416441,0cyclictest1595-21jbd2/hda3-807:22:340
17974991397710,0cyclictest9-21ksoftirqd/010:04:480
17974991382204,0cyclictest24750-1kworker/0:0H12:06:360
17974991373281,0cyclictest24750-1kworker/0:0H07:05:020
17974991373208,0cyclictest24750-1kworker/0:0H07:29:450
17974991370261,0cyclictest24750-1kworker/0:0H08:44:580
17974991362136,0cyclictest24750-1kworker/0:0H08:59:480
17974991357609,0cyclictest9-21ksoftirqd/010:46:370
17974991346631,0cyclictest9-21ksoftirqd/007:25:010
17974991287128,0cyclictest24750-1kworker/0:0H10:09:430
17974991271300,0cyclictest24750-1kworker/0:0H11:04:460
179749912691155,0cyclictest24750-1kworker/0:0H12:21:010
17974991256711,0cyclictest9-21ksoftirqd/010:49:470
17974991122253,0cyclictest24750-1kworker/0:0H09:24:520
17974991053918,0cyclictest9-21ksoftirqd/011:34:250
17974991002522,0cyclictest9-21ksoftirqd/007:46:150
1797499987236,0cyclictest24750-1kworker/0:0H07:09:480
1797499963255,0cyclictest24750-1kworker/0:0H07:44:440
1797499952625,0cyclictest9-21ksoftirqd/007:04:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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