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2025-11-15 - 04:00
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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 rack9slot4.osadl.org (updated Sat Nov 15, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12137111578sleep0-21swapper/105:34:001
221501130irq/18-spi_topc1235999cyclictest06:29:540
221501060irq/18-spi_topc1235999cyclictest07:39:220
123599910613cyclictest0-21swapper/006:57:390
12086110670sleep0-21swapper/005:33:560
123599910079cyclictest0-21swapper/010:44:530
123599910011cyclictest0-21swapper/007:53:440
1235999989cyclictest0-21swapper/008:39:520
12366999741cyclictest18649-21grep07:34:591
1235999969cyclictest0-21swapper/006:42:390
12359999669cyclictest0-21swapper/006:39:150
1235999959cyclictest0-21swapper/006:14:440
1235999949cyclictest0-21swapper/007:24:420
1235999938cyclictest0-21swapper/010:49:570
1235999938cyclictest0-21swapper/010:49:570
1235999938cyclictest0-21swapper/010:19:410
1235999938cyclictest0-21swapper/008:29:240
12359999315cyclictest14759-21missed_timers10:14:520
12359999310cyclictest0-21swapper/006:28:390
1235999929cyclictest0-21swapper/006:59:360
1235999928cyclictest28783-21latency_hist08:49:180
12359999269cyclictest0-21swapper/005:44:330
1235999919cyclictest0-21swapper/009:49:560
1235999919cyclictest0-21swapper/006:50:000
1235999917cyclictest0-21swapper/011:02:070
12359999120cyclictest31ksoftirqd/009:59:400
12359999120cyclictest31ksoftirqd/009:59:400
1235999908cyclictest0-21swapper/006:44:320
12359999077cyclictest17324-21latency_hist07:34:170
12359999013cyclictest0-21swapper/009:09:460
1235999898cyclictest0-21swapper/009:46:510
1235999898cyclictest0-21swapper/009:04:320
1235999898cyclictest0-21swapper/009:04:320
12359998911cyclictest0-21swapper/005:51:020
1235999888cyclictest0-21swapper/009:04:120
1235999888cyclictest0-21swapper/008:19:520
1235999888cyclictest0-21swapper/007:04:550
1235999887cyclictest0-21swapper/008:01:280
1235999878cyclictest0-21swapper/007:09:360
12359998762cyclictest0-21swapper/010:55:530
12359998715cyclictest20566-21ssh10:24:510
12359998711cyclictest23425-21kernelversion10:29:520
12359998711cyclictest14148-21latency_hist07:24:160
1235999869cyclictest0-21swapper/007:56:140
1235999869cyclictest0-21swapper/007:56:140
1235999868cyclictest0-21swapper/010:05:570
12359998645cyclictest0-21swapper/008:11:470
12359998622cyclictest17056-21latency_hist08:29:190
12366998524cyclictest0-21swapper/108:39:341
1235999859cyclictest27270-21/usr/sbin/munin06:19:440
1235999858cyclictest0-21swapper/010:40:080
1235999858cyclictest0-21swapper/008:15:150
1235999857cyclictest0-21swapper/008:39:120
12359998512cyclictest23623-21/usr/sbin/munin06:09:340
12366998436cyclictest21528-21wc07:39:591
12366998424cyclictest0-21swapper/105:34:431
1235999849cyclictest0-21swapper/009:24:490
1235999848cyclictest0-21swapper/006:05:380
1235999848cyclictest0-21swapper/005:34:530
12359998464cyclictest0-21swapper/009:20:070
1235999845cyclictest13695-21latency_hist10:14:210
12359998440cyclictest0-21swapper/009:29:540
1236699839cyclictest0-21swapper/110:16:481
12366998323cyclictest0-21swapper/106:44:341
12366998322cyclictest0-21swapper/107:59:181
12366998314cyclictest0-21swapper/110:09:371
1235999838cyclictest0-21swapper/005:59:480
12359998374cyclictest6950irq/18-mmc008:49:380
1235999837cyclictest0-21swapper/009:19:120
12359998362cyclictest0-21swapper/009:34:240
12359998319cyclictest31ksoftirqd/007:44:450
12359998315cyclictest15489-21latency_hist05:44:130
6950820irq/18-mmc01236699cyclictest10:39:421
1235999828cyclictest0-21swapper/009:58:170
1235999828cyclictest0-21swapper/007:19:160
1235999827cyclictest26369-21perl09:39:450
12359998245cyclictest0-21swapper/007:34:410
12366998124cyclictest0-21swapper/106:59:291
1235999819cyclictest0-21swapper/008:55:150
1236699808cyclictest0-21swapper/106:34:521
1235999809cyclictest2806-21cat08:04:320
12359998071cyclictest5350irq/18-pch-dma10:34:380
1236699798cyclictest0-21swapper/109:20:581
1236699798cyclictest0-21swapper/106:24:521
1236699788cyclictest0-21swapper/109:53:411
12366997826cyclictest0-21swapper/105:49:431
12366997819cyclictest0-21swapper/106:19:381
12366997818cyclictest0-21swapper/105:59:411
12366997726cyclictest0-21swapper/109:54:381
12366997724cyclictest0-21swapper/109:59:411
12366997724cyclictest0-21swapper/109:59:411
12366997722cyclictest0-21swapper/110:54:551
12366997717cyclictest0-21swapper/108:04:471
12366997625cyclictest0-21swapper/107:09:561
1236699759cyclictest0-21swapper/109:32:471
1236699758cyclictest0-21swapper/109:36:591
1236699758cyclictest0-21swapper/109:17:401
1236699748cyclictest0-21swapper/109:49:161
1236699748cyclictest0-21swapper/109:42:581
1236699748cyclictest0-21swapper/108:45:381
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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