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2025-11-16 - 08:54
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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 376 highest latencies:
System rack9slot4.osadl.org (updated Sun Nov 16, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2739112181sleep0-21swapper/123:27:351
2778110569sleep0-21swapper/023:27:360
69501030irq/18-mmc0191ksoftirqd/101:42:491
69501010irq/18-mmc0191ksoftirqd/104:15:281
69501010irq/18-mmc0191ksoftirqd/104:15:281
2899999528cyclictest0-21swapper/001:53:210
289999948cyclictest0-21swapper/002:56:060
2899999310cyclictest0-21swapper/003:05:560
2899999171cyclictest0-21swapper/001:03:230
289999908cyclictest0-21swapper/002:32:560
2899999066cyclictest0-21swapper/003:58:180
289999899cyclictest0-21swapper/003:30:570
289999899cyclictest0-21swapper/000:33:070
2899998980cyclictest6950irq/18-mmc003:46:290
33950880irq/43-eth00-21swapper/004:17:320
33950880irq/43-eth00-21swapper/004:17:320
289999879cyclictest0-21swapper/001:30:200
2899998711cyclictest0-21swapper/004:36:090
289999869cyclictest0-21swapper/002:38:220
289999868cyclictest0-21swapper/002:08:040
2899998664cyclictest0-21swapper/004:41:550
2899998663cyclictest0-21swapper/003:37:570
6950850irq/18-mmc011763-21ssh04:18:361
2899998575cyclictest6950irq/18-mmc001:48:140
2899998511cyclictest0-21swapper/003:36:270
5350840irq/18-pch-dma74-21mmcqd/002:15:250
5350840irq/18-pch-dma74-21mmcqd/002:15:250
289999849cyclictest0-21swapper/000:48:250
289999848cyclictest0-21swapper/004:31:050
289999848cyclictest0-21swapper/001:01:230
289999847cyclictest0-21swapper/001:40:490
2899998427cyclictest33950irq/43-eth004:23:040
289999839cyclictest0-21swapper/023:52:580
289999839cyclictest0-21swapper/004:02:530
289999839cyclictest0-21swapper/003:56:030
289999839cyclictest0-21swapper/000:17:570
289999838cyclictest0-21swapper/003:02:280
289999838cyclictest0-21swapper/002:48:000
289999838cyclictest0-21swapper/002:29:250
289999838cyclictest0-21swapper/001:57:490
289999837cyclictest0-21swapper/003:48:050
289999829cyclictest0-21swapper/001:35:230
2899998263cyclictest0-21swapper/003:15:270
2899998258cyclictest0-21swapper/000:42:580
2899998211cyclictest31ksoftirqd/004:53:210
289999819cyclictest0-21swapper/003:09:570
289999818cyclictest0-21swapper/004:21:280
289999808cyclictest0-21swapper/001:22:590
2899998068cyclictest0-21swapper/023:32:550
2899998060cyclictest0-21swapper/002:03:500
289999803cyclictest20645-21/usr/sbin/munin02:43:230
289999799cyclictest0-21swapper/023:27:570
289999799cyclictest0-21swapper/001:17:580
289999798cyclictest0-21swapper/004:44:590
2899997967cyclictest0-21swapper/004:08:030
2899997940cyclictest0-21swapper/001:45:010
289999789cyclictest0-21swapper/000:02:560
289999789cyclictest0-21swapper/000:02:560
289999788cyclictest0-21swapper/000:53:180
289999788cyclictest0-21swapper/000:08:440
2899997869cyclictest6950irq/18-mmc002:23:230
289999779cyclictest0-21swapper/003:18:520
2899997667cyclictest6950irq/18-mmc002:18:060
6950750irq/18-mmc011383-21ssh03:23:120
289999758cyclictest0-21swapper/023:42:390
289999758cyclictest0-21swapper/004:50:290
2899997563cyclictest0-21swapper/023:42:560
289999749cyclictest0-21swapper/000:23:120
289999748cyclictest0-21swapper/000:37:570
289999728cyclictest0-21swapper/023:57:440
2899997263cyclictest6950irq/18-mmc001:12:410
289999718cyclictest0-21swapper/001:17:420
2899997151cyclictest0-21swapper/000:29:220
6950700irq/18-mmc07548-21latency_hist23:42:391
2899997057cyclictest0-21swapper/023:48:030
6950690irq/18-mmc00-21swapper/101:32:421
6950690irq/18-mmc00-21swapper/100:09:211
289999698cyclictest0-21swapper/000:17:400
2908996726cyclictest0-21swapper/100:58:051
290899638cyclictest0-21swapper/100:53:161
290899637cyclictest0-21swapper/104:46:141
290899637cyclictest0-21swapper/104:41:251
2908996324cyclictest0-21swapper/102:31:461
33950620irq/43-eth021708-21ssh04:36:561
290899627cyclictest0-21swapper/103:12:071
33950610irq/43-eth06713-21sshd04:10:581
2908996116cyclictest0-21swapper/102:57:581
290899608cyclictest0-21swapper/104:23:131
290899608cyclictest0-21swapper/102:37:301
290899608cyclictest0-21swapper/102:20:091
1799600migration/130809-21sh02:06:131
1799600migration/114467-21fschecks_time01:38:061
290899598cyclictest0-21swapper/104:53:161
290899598cyclictest0-21swapper/101:18:111
290899588cyclictest0-21swapper/100:27:561
290899587cyclictest0-21swapper/101:56:161
290899587cyclictest0-21swapper/100:25:481
2908995831cyclictest0-21swapper/103:43:381
2908995821cyclictest0-21swapper/104:48:271
1799580migration/118674-21/usr/sbin/munin00:17:511
1799580migration/110187-21/usr/sbin/munin23:48:151
290899579cyclictest0-21swapper/103:14:291
290899578cyclictest0-21swapper/103:03:021
290899578cyclictest0-21swapper/101:08:121
290899577cyclictest0-21swapper/102:46:281
191570ksoftirqd/125590-21ssh03:48:021
1799570migration/15377-21/usr/sbin/munin23:33:111
1699570watchdog/123398-21memory02:48:151
290899568cyclictest0-21swapper/103:41:301
290899568cyclictest0-21swapper/102:53:251
290899568cyclictest0-21swapper/102:23:041
290899568cyclictest0-21swapper/102:08:131
290899568cyclictest0-21swapper/101:13:231
290899568cyclictest0-21swapper/100:43:171
290899567cyclictest0-21swapper/104:07:161
290899567cyclictest0-21swapper/102:39:451
2908995617cyclictest0-21swapper/104:28:111
1699560watchdog/126574-21ntp_kernel_pll_01:58:181
290899558cyclictest0-21swapper/103:57:581
290899558cyclictest0-21swapper/103:17:571
290899558cyclictest0-21swapper/100:13:131
290899558cyclictest0-21swapper/100:03:111
290899558cyclictest0-21swapper/100:03:111
290899557cyclictest0-21swapper/102:16:391
290899557cyclictest0-21swapper/102:16:391
290899557cyclictest0-21swapper/101:34:551
290899557cyclictest0-21swapper/101:23:201
290899557cyclictest0-21swapper/101:05:451
290899557cyclictest0-21swapper/100:42:371
1799550migration/19003-21runrttasks23:46:061
290899548cyclictest0-21swapper/123:58:051
290899548cyclictest0-21swapper/123:53:111
290899548cyclictest0-21swapper/123:28:061
290899548cyclictest0-21swapper/103:28:241
290899548cyclictest0-21swapper/103:23:161
290899547cyclictest0-21swapper/103:53:141
1699540watchdog/117563-21ps03:33:251
290899538cyclictest0-21swapper/101:48:031
290899538cyclictest0-21swapper/100:48:001
290899538cyclictest0-21swapper/100:33:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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