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2025-05-02 - 12:38
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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 Fri May 02, 2025 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2539124080,1sleep012-21ksoftirqd/019:11:360
2539124080,1sleep012-21ksoftirqd/019:11:360
2511423620,3sleep223861-21ls19:11:342
2511423620,3sleep223861-21ls19:11:342
2276521160,3sleep30-21swapper/322:39:293
2234921090,3sleep30-21swapper/321:30:073
2234921090,3sleep30-21swapper/321:30:073
1672321090,3sleep00-21swapper/021:58:260
1672321090,3sleep00-21swapper/021:58:260
1672321090,3sleep00-21swapper/021:58:260
1824321080,9sleep333-21ksoftirqd/320:21:233
226821070,2sleep30-21swapper/300:01:233
226821070,2sleep30-21swapper/300:01:233
45332980,4sleep20-21swapper/221:11:132
45332980,4sleep20-21swapper/221:11:132
45332980,4sleep20-21swapper/221:11:132
171192960,3sleep30-21swapper/321:59:013
171192960,3sleep30-21swapper/321:59:013
171192960,3sleep30-21swapper/321:59:013
192142950,3chrt0-21swapper/322:36:073
192142950,3chrt0-21swapper/322:36:073
15732910,4sleep10-21swapper/100:01:091
15732910,4sleep10-21swapper/100:01:091
15732910,4sleep10-21swapper/100:01:091
313202860,4sleep10-21swapper/122:14:141
313202860,4sleep10-21swapper/122:14:141
124452860,3sleep00-21swapper/023:02:360
124452860,3sleep00-21swapper/023:02:360
280452830,5sleep073-21kswapd019:21:210
213822770,3sleep00-21swapper/022:37:210
134092750,3sleep30-21swapper/323:04:043
134092750,3sleep30-21swapper/323:04:043
12652750,2chrt0-21swapper/321:41:333
12652750,2chrt0-21swapper/321:41:333
304882730,3sleep30-21swapper/323:56:293
304882730,3sleep30-21swapper/323:56:293
304882730,3sleep30-21swapper/323:56:293
290462730,3chrt0-21swapper/023:21:090
290462730,3chrt0-21swapper/023:21:090
184152700,3chrt0-21swapper/020:21:240
323872640,7sleep1211ksoftirqd/100:36:141
25427996122,8cyclictest131rcu_preempt23:16:182
25427996122,8cyclictest131rcu_preempt23:16:182
125412600,4sleep10-21swapper/123:37:061
125412600,4sleep10-21swapper/123:37:061
226772590,5sleep021861-21/usr/sbin/munin20:31:290
226772590,5sleep021861-21/usr/sbin/munin20:31:290
25425995849,6cyclictest38650irq/55-eth021:11:210
25425995849,6cyclictest38650irq/55-eth021:11:210
84252570,4chrt0-21swapper/319:56:083
84252570,4chrt0-21swapper/319:56:083
2542799546,7cyclictest131rcu_preempt21:26:212
2542799546,7cyclictest131rcu_preempt21:26:212
199862530,4sleep312025-21kworker/3:100:21:093
199862530,4sleep312025-21kworker/3:100:21:093
25427995236,9cyclictest27-21ksoftirqd/221:16:182
2542599522,44cyclictest29555-21sh23:56:170
2542599522,44cyclictest29555-21sh23:56:170
2542599522,44cyclictest29555-21sh23:56:170
2542699514,37cyclictest24578-21ssh23:16:191
2542699514,37cyclictest24578-21ssh23:16:191
2542699513,36cyclictest6344-21ssh00:06:181
2542699513,36cyclictest6344-21ssh00:06:181
249142510,2sleep30-21swapper/322:41:253
249142510,2sleep30-21swapper/322:41:253
249142510,2sleep30-21swapper/322:41:253
229482500,2sleep10-21swapper/100:24:081
229482500,2sleep10-21swapper/100:24:081
33632490,3chrt0-21swapper/122:18:491
33632490,3chrt0-21swapper/122:18:491
35102470,3sleep30-21swapper/322:53:073
35102470,3sleep30-21swapper/322:53:073
2542699473,35cyclictest15122-21sh23:06:191
2542699473,35cyclictest15122-21sh23:06:191
2542599472,39cyclictest19943-21sh23:11:180
2542599472,39cyclictest19943-21sh23:11:180
307762460,3sleep00-21swapper/019:26:310
307762460,3sleep00-21swapper/019:26:310
2542599467,34cyclictest14769-21ssh22:31:190
2542599467,34cyclictest14769-21ssh22:31:190
2542599463,40cyclictest27904-21ssh21:36:200
25425994613,6cyclictest0-21swapper/020:01:200
25425994613,6cyclictest0-21swapper/020:01:200
2542599452,31cyclictest1472-21rm23:26:190
2542599452,31cyclictest1472-21rm23:26:190
2542599451,39cyclictest13970-21sh21:21:230
2542599451,39cyclictest13970-21sh21:21:230
152352450,2sleep115272-21grep20:11:341
152352450,2sleep115272-21grep20:11:341
76062440,2sleep20-21swapper/221:48:432
76062440,2sleep20-21swapper/221:48:432
25427994425,9cyclictest27-21ksoftirqd/219:56:202
25425994428,10cyclictest0-21swapper/020:26:210
25425994428,10cyclictest0-21swapper/020:26:210
252082440,2sleep025326-21mailstats00:26:290
252082440,2sleep025326-21mailstats00:26:290
293322430,4chrt0-21swapper/323:21:203
293322430,4chrt0-21swapper/323:21:203
249632430,3chrt0-21swapper/322:06:373
179042430,3sleep30-21swapper/323:42:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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