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2025-05-02 - 12:43
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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 50 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
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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