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2026-03-28 - 18:14
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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: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack4slot2.osadl.org (updated Sat Mar 28, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73501740,0irq/45-4a10000022582-21kworker/0:207:04:300
12240999371,0cyclictest0-21swapper07:26:380
12240999269,0cyclictest0-21swapper08:52:030
12240999156,0cyclictest0-21swapper10:56:300
12240998956,0cyclictest0-21swapper09:11:460
12240998954,0cyclictest0-21swapper12:27:010
12240998866,0cyclictest0-21swapper07:51:350
1013028810,0sleep010132-21memory08:31:540
1743828710,0sleep017446-21users12:02:110
12240998756,0cyclictest0-21swapper10:51:380
12240998756,0cyclictest0-21swapper08:36:580
12240998755,0cyclictest0-21swapper08:16:510
12240998755,0cyclictest0-21swapper07:21:310
12240998754,0cyclictest0-21swapper08:46:590
12240998753,0cyclictest0-21swapper11:12:090
7450860,0irq/46-4a100000460-21snmpd10:13:220
7450860,0irq/46-4a10000021118-21runrttasks09:04:150
12240998664,0cyclictest0-21swapper11:21:580
12240998655,0cyclictest0-21swapper07:56:460
12240998654,0cyclictest0-21swapper08:22:030
12240998653,0cyclictest0-21swapper09:32:100
12240998653,0cyclictest0-21swapper09:06:450
7450850,0irq/46-4a100000836-1kworker/u3:211:17:080
12240998565,0cyclictest0-21swapper10:21:260
12240998555,0cyclictest0-21swapper10:41:520
12240998555,0cyclictest0-21swapper10:37:030
12240998555,0cyclictest0-21swapper07:12:130
12240998554,0cyclictest0-21swapper10:31:250
12240998553,0cyclictest0-21swapper11:31:380
12240998553,0cyclictest0-21swapper08:11:450
12240998552,0cyclictest0-21swapper10:47:040
12240998453,0cyclictest0-21swapper11:51:460
12240998354,0cyclictest0-21swapper07:37:080
12240998352,0cyclictest0-21swapper11:46:260
12240998351,0cyclictest0-21swapper11:01:570
12240998351,0cyclictest0-21swapper08:57:090
7450820,0irq/46-4a1000006799-1kworker/u3:008:26:510
7450820,0irq/46-4a10000016077-21seq11:59:500
12240998261,0cyclictest0-21swapper09:41:590
12240998251,0cyclictest0-21swapper11:41:580
12240998249,0cyclictest0-21swapper12:17:060
252932818,0sleep025328-21perl07:41:380
12240998149,0cyclictest0-21swapper11:26:540
12240998147,0cyclictest0-21swapper08:42:030
77022798,0sleep07721-21modprobe10:01:130
12240997956,0cyclictest0-21swapper12:21:230
12240997948,0cyclictest0-21swapper09:21:500
12240997848,0cyclictest0-21swapper09:51:570
12240997847,0cyclictest0-21swapper12:06:440
12240997757,0cyclictest0-21swapper11:36:540
12240997756,0cyclictest0-21swapper12:32:060
7350760,0irq/45-4a1000000-21swapper10:03:130
12240997653,0cyclictest0-21swapper07:16:590
12240997644,0cyclictest0-21swapper10:16:540
12240997644,0cyclictest0-21swapper09:36:570
12240997644,0cyclictest0-21swapper07:32:100
12240997552,0cyclictest0-21swapper10:31:130
12240997543,0cyclictest0-21swapper09:17:090
7450740,0irq/46-4a1000002487-1kworker/u3:009:48:110
12240997442,0cyclictest0-21swapper08:01:520
7450730,0irq/46-4a10000011728-1kworker/u3:007:07:130
12240997352,0cyclictest0-21swapper08:07:090
12240997341,0cyclictest0-21swapper10:06:580
7450720,0irq/46-4a100000460-21snmpd12:14:100
7450720,0irq/46-4a100000460-21snmpd11:08:440
12240997240,0cyclictest0-21swapper09:26:460
7450710,0irq/46-4a10000026320-1kworker/u3:207:46:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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