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2025-12-20 - 23:29
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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 all highest latencies:
System rack4slot2.osadl.org (updated Sat Dec 20, 2025 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502830,0irq/46-4a10000012-21ksoftirqd/007:08:320
164209912658,0cyclictest0-21swapper09:41:030
164209910755,0cyclictest0-21swapper10:45:530
164209910652,0cyclictest0-21swapper08:05:070
164209910553,0cyclictest0-21swapper12:20:440
164209910352,0cyclictest0-21swapper10:20:570
16420999461,0cyclictest0-21swapper08:35:390
16420999372,0cyclictest0-21swapper11:45:420
16420999371,0cyclictest0-21swapper11:30:390
16420999258,0cyclictest0-21swapper11:01:050
16420999158,0cyclictest0-21swapper07:25:560
16420999157,0cyclictest0-21swapper11:21:120
7350900,0irq/45-4a10000029448-21apt-get12:30:130
2119129012,0sleep021194-21diskstats12:05:230
16420999067,0cyclictest0-21swapper10:15:440
16420999059,0cyclictest0-21swapper08:01:030
16420999056,0cyclictest0-21swapper08:20:590
16420999056,0cyclictest0-21swapper07:10:490
16420998958,0cyclictest0-21swapper09:00:310
16420998957,0cyclictest0-21swapper10:40:580
16420998957,0cyclictest0-21swapper09:30:580
16420998956,0cyclictest0-21swapper08:55:590
16420998955,0cyclictest0-21swapper11:50:190
16420998857,0cyclictest0-21swapper08:30:100
16420998856,0cyclictest0-21swapper12:25:540
16420998856,0cyclictest0-21swapper10:36:020
16420998856,0cyclictest0-21swapper10:05:310
16420998856,0cyclictest0-21swapper07:51:020
16420998855,0cyclictest0-21swapper12:00:500
16420998854,0cyclictest0-21swapper09:05:190
16420998853,0cyclictest0-21swapper08:25:180
16420998756,0cyclictest0-21swapper11:25:570
16420998756,0cyclictest0-21swapper07:20:590
16420998755,0cyclictest0-21swapper09:50:320
16420998754,0cyclictest0-21swapper08:40:440
16420998663,0cyclictest0-21swapper12:35:590
16420998653,0cyclictest0-21swapper12:15:420
16420998651,0cyclictest0-21swapper11:11:470
7350850,0irq/45-4a1000008237-1kworker/u3:008:19:390
16420998561,0cyclictest0-21swapper09:35:430
16420998554,0cyclictest0-21swapper07:16:260
16420998553,0cyclictest0-21swapper10:30:270
16420998553,0cyclictest0-21swapper07:55:440
16420998552,0cyclictest0-21swapper11:15:230
16420998551,0cyclictest0-21swapper08:10:410
16420998550,0cyclictest0-21swapper07:35:160
16420998455,0cyclictest0-21swapper11:05:560
16420998453,0cyclictest0-21swapper09:14:590
16420998451,0cyclictest0-21swapper10:11:030
16420998353,0cyclictest0-21swapper07:45:560
16420998352,0cyclictest0-21swapper07:30:500
16420998350,0cyclictest0-21swapper09:55:500
16420998251,0cyclictest0-21swapper11:35:500
16420998249,0cyclictest0-21swapper09:15:420
16420998248,0cyclictest0-21swapper11:40:350
16420998248,0cyclictest0-21swapper09:25:590
16420998149,0cyclictest0-21swapper10:01:070
7450800,0irq/46-4a10000017967-21missed_timers08:46:370
7350800,0irq/45-4a10000027422-21apt-get07:40:130
7450790,0irq/46-4a10000024160-21apt12:14:580
7350790,0irq/45-4a10000029960-21ntp_states09:20:560
7350790,0irq/45-4a10000028229-21runrttasks10:50:450
7450780,0irq/46-4a100000460-21snmpd09:47:020
7450780,0irq/46-4a10000030805-21kworker/u2:310:25:060
7450770,0irq/46-4a100000307682chrt10:58:590
7350770,0irq/45-4a10000017110-1kworker/u3:211:56:270
7350760,0irq/45-4a10000019293-21fschecks_count08:50:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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