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2025-12-02 - 23:15
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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 Tue Dec 02, 2025 12:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
342021800,4sleep10-21swapper/107:11:131
342021800,4sleep10-21swapper/107:11:131
1981721340,3sleep10-21swapper/110:36:131
195112970,3chrt0-21swapper/011:15:420
195112970,3chrt0-21swapper/011:15:420
120222950,2sleep30-21swapper/310:26:183
120222950,2sleep30-21swapper/310:26:183
41562920,4sleep20-21swapper/212:15:572
41562920,4sleep20-21swapper/212:15:572
78582800,3sleep00-21swapper/009:41:260
78582800,3sleep00-21swapper/009:41:260
303562780,3sleep30-21swapper/311:27:553
303562780,3sleep30-21swapper/311:27:553
183022750,3sleep30-21swapper/312:31:093
183022750,3sleep30-21swapper/312:31:093
3877997229,32cyclictest131rcu_preempt09:31:011
17652700,3sleep30-21swapper/310:14:283
17652700,3sleep30-21swapper/310:14:283
291482650,3chrt0-21swapper/008:21:050
229372640,2sleep30-21swapper/309:20:273
169442640,3chrt0-21swapper/010:32:380
169442640,3chrt0-21swapper/010:32:380
25932630,2sleep02358-21ls07:11:010
25932630,2sleep02358-21ls07:11:010
211982620,3sleep00-21swapper/010:37:440
17032610,2sleep00-21swapper/010:14:210
17032610,2sleep00-21swapper/010:14:210
387699591,37cyclictest25103-21cat08:10:590
387699591,37cyclictest25103-21cat08:10:590
387899564,12cyclictest27-21ksoftirqd/207:26:012
228082560,2sleep30-21swapper/311:57:533
228082560,2sleep30-21swapper/311:57:533
228082560,2sleep30-21swapper/311:57:533
387699545,39cyclictest31773-21ssh10:51:030
387699545,39cyclictest31773-21ssh10:51:030
387699543,46cyclictest32305-21ssh11:31:020
387699543,46cyclictest32305-21ssh11:31:020
387699541,41cyclictest0-21swapper/011:41:060
387699541,41cyclictest0-21swapper/011:41:060
284152540,3chrt28408-21find09:26:150
284152540,3chrt28408-21find09:26:150
279272540,3sleep30-21swapper/310:46:073
279272540,3sleep30-21swapper/310:46:073
223022540,3sleep30-21swapper/310:00:353
223022540,3sleep30-21swapper/310:00:353
3876995231,18cyclictest38850irq/55-eth009:51:030
3876995231,18cyclictest38850irq/55-eth009:51:030
387699521,45cyclictest0-21swapper/011:21:020
387699521,45cyclictest0-21swapper/011:21:020
211982500,2sleep021210-21diskmemload09:58:390
211982500,2sleep021210-21diskmemload09:58:390
387699493,42cyclictest8645-21apt-get12:21:030
387699493,42cyclictest8645-21apt-get12:21:030
310902490,11sleep333-21ksoftirqd/308:26:063
310902490,11sleep333-21ksoftirqd/308:26:063
165072490,3chrt0-21swapper/007:46:120
3879994810,29cyclictest0-21swapper/311:31:023
3879994810,29cyclictest0-21swapper/311:31:023
387699483,7cyclictest131rcu_preempt12:26:030
387699483,7cyclictest131rcu_preempt12:26:030
387699480,29cyclictest6097-21chrt10:20:200
387699480,29cyclictest6097-21chrt10:20:200
277532480,3sleep00-21swapper/010:06:140
277532480,3sleep00-21swapper/010:06:140
69502470,3sleep00-21swapper/007:21:090
387699471,28cyclictest23590-21taskset12:36:210
387699471,28cyclictest23590-21taskset12:36:210
387699470,33cyclictest12579-21sh10:27:110
387699470,33cyclictest12579-21sh10:27:110
105012470,2sleep010086-21/usr/sbin/munin07:31:110
387699461,31cyclictest27745-21rm12:04:280
387699461,31cyclictest27745-21rm12:04:280
387699461,31cyclictest14811-21taskset11:48:340
387699461,2cyclictest0-21swapper/007:50:590
387799450,32cyclictest11770-21ssh11:06:041
387799450,32cyclictest11770-21ssh11:06:041
387699451,40cyclictest0-21swapper/007:41:010
387699451,40cyclictest0-21swapper/007:41:010
387699451,30cyclictest24248-21sh12:00:240
387699451,30cyclictest24248-21sh12:00:240
387699451,30cyclictest24248-21sh12:00:240
387699450,28cyclictest28753-21ssh12:06:010
387699450,28cyclictest28753-21ssh12:06:010
134232450,3sleep00-21swapper/009:50:020
134232450,3sleep00-21swapper/009:50:020
387699443,36cyclictest5741-21apt-get08:46:050
387699441,3cyclictest16474-21apt-get11:51:040
387699441,29cyclictest7700-21ssh12:19:500
387699441,29cyclictest7700-21ssh12:19:500
387699441,27cyclictest26953-21seq09:25:340
387699441,27cyclictest26953-21seq09:25:340
387699440,31cyclictest22436-21sh11:18:380
387699440,31cyclictest22436-21sh11:18:380
387699440,29cyclictest11515-21sh11:05:530
387699440,28cyclictest13101-21chrt11:06:220
387699440,28cyclictest13101-21chrt11:06:220
138792440,3sleep30-21swapper/309:06:083
138792440,3sleep30-21swapper/309:06:083
387799431,29cyclictest32752-21ssh12:11:041
387799431,29cyclictest32752-21ssh12:11:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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