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2025-03-17 - 09:55
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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 Mon Mar 17, 2025 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3216121100,2chrt0-21swapper/020:25:360
284032960,2chrt21-21ksoftirqd/122:41:291
97702940,3sleep00-21swapper/000:19:190
8792910,3sleep012-21ksoftirqd/021:30:420
8792910,3sleep012-21ksoftirqd/021:30:420
318452910,8sleep121-21ksoftirqd/122:46:521
318452910,8sleep121-21ksoftirqd/122:46:521
22632870,2chrt0-21swapper/022:50:330
22632870,2chrt0-21swapper/022:50:330
71552860,4sleep30-21swapper/323:35:373
71552860,4sleep30-21swapper/323:35:373
55982850,2sleep30-21swapper/300:14:123
256022810,3sleep30-21swapper/320:05:453
256022810,3sleep30-21swapper/320:05:453
313912740,3chrt0-21swapper/322:07:473
313912740,3chrt0-21swapper/322:07:473
13492740,4sleep30-21swapper/322:50:033
13492740,4sleep30-21swapper/322:50:033
228362730,3sleep30-21swapper/321:56:303
228362730,3sleep30-21swapper/321:56:303
103942660,3sleep00-21swapper/021:41:110
103942660,3sleep00-21swapper/021:41:110
168492650,8sleep333-21ksoftirqd/321:50:313
168492650,8sleep333-21ksoftirqd/321:50:313
711399646,45cyclictest26891-21ssh23:20:332
711399646,45cyclictest26891-21ssh23:20:332
7111996435,8cyclictest131rcu_preempt19:30:360
101612640,3chrt0-21swapper/119:20:381
211212630,3chrt21111-21ssh21:15:441
211212630,3chrt21111-21ssh21:15:441
53672610,8sleep121-21ksoftirqd/122:15:291
53672610,8sleep121-21ksoftirqd/122:15:291
235492580,3chrt0-21swapper/322:35:493
235492580,3chrt0-21swapper/322:35:493
102352580,5sleep30-21swapper/319:20:403
89552570,3sleep00-21swapper/019:16:070
89552570,3sleep00-21swapper/019:16:070
158682570,3sleep10-21swapper/121:10:381
158682570,3sleep10-21swapper/121:10:381
285982540,3chrt0-21swapper/022:41:480
711299535,44cyclictest16638-21ssh21:50:291
711199533,38cyclictest2598-21ssh00:10:370
166012520,2sleep10-21swapper/123:08:381
166012520,2sleep10-21swapper/123:08:381
7112995022,9cyclictest131rcu_preempt19:30:351
61972500,3chrt0-21swapper/321:36:403
61972500,3chrt0-21swapper/321:36:403
256152500,3chrt0-21swapper/323:18:493
21152500,2sleep02143-21cat23:30:250
21152500,2sleep02143-21cat23:30:250
711399495,7cyclictest131rcu_preempt22:55:322
711399495,7cyclictest131rcu_preempt22:55:322
711399495,7cyclictest131rcu_preempt22:55:322
198112490,3sleep00-21swapper/019:50:350
15482490,3sleep00-21swapper/022:50:210
15482490,3sleep00-21swapper/022:50:210
31432480,3sleep10-21swapper/120:35:411
280242480,2sleep221984-21kworker/u8:021:24:092
280242480,2sleep221984-21kworker/u8:021:24:092
135862480,1sleep0151rcuc/000:23:570
135862480,1sleep0151rcuc/000:23:570
134532480,3sleep10-21swapper/122:24:131
134532480,3sleep10-21swapper/122:24:131
711399472,33cyclictest10653-21ssh00:20:332
711399472,33cyclictest10653-21ssh00:20:332
7112994731,9cyclictest21-21ksoftirqd/120:45:311
7112994731,9cyclictest21-21ksoftirqd/120:45:311
711399463,37cyclictest17807-21ssh22:30:342
711399463,37cyclictest17807-21ssh22:30:342
711399462,5cyclictest131rcu_preempt23:30:282
711399462,5cyclictest131rcu_preempt23:30:282
278862460,3sleep10-21swapper/123:20:441
278862460,3sleep10-21swapper/123:20:441
256782460,3sleep025850-21grep21:20:470
256782460,3sleep025850-21grep21:20:470
174452460,3sleep10-21swapper/122:30:201
174452460,3sleep10-21swapper/122:30:201
276522450,3sleep10-21swapper/100:00:151
711399444,5cyclictest131rcu_preempt21:40:332
711399444,5cyclictest131rcu_preempt21:40:332
7113994417,23cyclictest27-21ksoftirqd/221:15:342
7113994417,23cyclictest27-21ksoftirqd/221:15:342
7111994431,9cyclictest38650irq/55-eth021:35:350
7111994431,9cyclictest38650irq/55-eth021:35:350
274002440,4sleep30-21swapper/322:40:433
115432440,3sleep011376-21/usr/sbin/munin23:40:370
115432440,3sleep011376-21/usr/sbin/munin23:40:370
711399435,21cyclictest8678-20Xorg21:10:382
711399435,21cyclictest8678-20Xorg21:10:382
711299431,32cyclictest21150-21ssh21:55:331
711299431,32cyclictest21150-21ssh21:55:331
52292430,3sleep20-21swapper/220:40:382
52292430,3sleep20-21swapper/220:40:382
33272430,3chrt0-21swapper/023:30:400
33272430,3chrt0-21swapper/023:30:400
280162430,3sleep00-21swapper/020:15:230
280162430,3sleep00-21swapper/020:15:230
240902430,2sleep224190-21bingrep23:55:392
7111994221,14cyclictest38650irq/55-eth000:30:340
7111994221,14cyclictest38650irq/55-eth000:30:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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