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2026-03-22 - 21:04
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 100 highest latencies:
System rack4slot1.osadl.org (updated Sun Mar 22, 2026 07:46:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6961217840,4sleep30-21swapper/307:11:593
6961217840,4sleep30-21swapper/307:11:593
1806221540,3chrt0-21swapper/307:41:503
1806221540,3chrt0-21swapper/307:41:503
699521420,2sleep012-21ksoftirqd/007:12:010
699521420,2sleep012-21ksoftirqd/007:12:010
108302990,2sleep20-21swapper/207:21:552
90682680,2sleep00-21swapper/007:16:590
90682680,2sleep00-21swapper/007:16:590
184602660,2sleep1211ksoftirqd/107:41:561
184602660,2sleep1211ksoftirqd/107:41:561
87512600,3sleep10-21swapper/107:16:561
87512600,3sleep10-21swapper/107:16:561
66662580,3sleep20-21swapper/207:11:542
66662580,3sleep20-21swapper/207:11:542
728299451,31cyclictest11698-21wc07:26:401
728299441,30cyclictest7380-21taskset07:13:221
728299441,30cyclictest7380-21taskset07:13:221
728299431,27cyclictest13267-21taskset07:30:011
728299431,27cyclictest13267-21taskset07:30:011
108672410,3sleep3321rcuc/307:21:563
728299380,34cyclictest14616-21find07:31:551
728299380,34cyclictest14616-21find07:31:551
728299331,2cyclictest0-21swapper/107:36:541
728299331,2cyclictest0-21swapper/107:36:541
728299331,2cyclictest0-21swapper/107:36:541
122942310,2sleep30-21swapper/307:26:513
122942310,2sleep30-21swapper/307:26:513
728199223,11cyclictest17382-21latency_hist07:41:380
728199223,11cyclictest17382-21latency_hist07:41:380
728199223,11cyclictest17382-21latency_hist07:41:380
728399202,2cyclictest131rcu_preempt07:36:442
728399202,2cyclictest131rcu_preempt07:36:442
728399202,2cyclictest131rcu_preempt07:36:442
728399201,2cyclictest131rcu_preempt07:32:122
728399201,2cyclictest131rcu_preempt07:32:122
7283992012,6cyclictest12469-21ps07:26:562
7283992012,6cyclictest12469-21ps07:26:562
7281992014,4cyclictest695-21runrttasks07:26:470
7281992014,4cyclictest695-21runrttasks07:26:470
7281992014,3cyclictest12-21ksoftirqd/007:41:460
7281992014,3cyclictest12-21ksoftirqd/007:41:460
728499191,12cyclictest0-21swapper/307:16:493
728499191,12cyclictest0-21swapper/307:16:493
728399191,2cyclictest131rcu_preempt07:16:592
728399191,2cyclictest131rcu_preempt07:16:592
728199197,9cyclictest12-21ksoftirqd/007:21:450
728399181,15cyclictest17588-21ls07:41:452
728399181,15cyclictest17588-21ls07:41:452
7281991810,6cyclictest14312-21awk07:31:500
7281991810,6cyclictest14312-21awk07:31:500
728499171,11cyclictest0-21swapper/307:31:443
728499171,11cyclictest0-21swapper/307:31:443
728499152,11cyclictest17280-21chrt07:41:343
728499152,11cyclictest17280-21chrt07:41:343
728499152,11cyclictest17280-21chrt07:41:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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