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2025-09-16 - 22:42
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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 highest latencies:
System rack9slot4.osadl.org (updated Tue Sep 16, 2025 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3689112181sleep0-21swapper/101:10:161
3720111571sleep0-21swapper/001:10:170
39449911332cyclictest30349-21/usr/sbin/munin03:46:040
39449911134cyclictest20441-21latency_hist04:25:290
39449911133cyclictest14756-21latency_hist03:20:280
39449911031cyclictest24286-21/usr/sbin/munin02:15:570
39449910928cyclictest1062-21latency_hist02:45:270
39449910830cyclictest17805-21sh05:16:020
3944991079cyclictest0-21swapper/001:25:560
39449910730cyclictest16609-21latency_hist06:10:320
39449910436cyclictest0-21swapper/004:38:000
39449910334cyclictest18157-21/usr/sbin/munin03:25:440
39449910231cyclictest9695-21kernelversion04:06:040
39449910231cyclictest9695-21kernelversion04:06:040
39449910163cyclictest0-21swapper/004:44:010
39449910129cyclictest8581-21idleruntime05:55:570
39449910129cyclictest8581-21idleruntime05:55:570
39449910120cyclictest0-21swapper/003:42:240
3944991008cyclictest0-21swapper/002:25:510
39449910075cyclictest0-21swapper/005:20:530
39449910028cyclictest1932-21latency_hist05:45:320
39449910026cyclictest304-21snmpd03:21:270
394499998cyclictest0-21swapper/004:11:590
3944999929cyclictest27284-21latency_hist02:25:260
3944999924cyclictest6781-21latency04:01:000
394499988cyclictest0-21swapper/003:55:590
3944999831cyclictest21170-21/usr/sbin/munin02:05:570
3944999826cyclictest24514-21latency03:35:570
3944999818cyclictest0-21swapper/001:50:250
394499979cyclictest0-21swapper/005:50:480
394499978cyclictest0-21swapper/004:50:510
394499978cyclictest0-21swapper/004:50:510
3944999717cyclictest14876-21latency_hist01:45:240
394499969cyclictest0-21swapper/003:00:470
394499967cyclictest0-21swapper/004:48:010
3944999626cyclictest17992-21latency_hist01:55:250
3944999625cyclictest8882-21latency_hist03:10:270
3944999621cyclictest0-21swapper/005:47:580
3944999514cyclictest18536-21load04:21:010
3944999510cyclictest0-21swapper/002:31:060
3944999510cyclictest0-21swapper/002:31:060
3944999424cyclictest5745-21aten2.4-expect01:16:000
394499938cyclictest0-21swapper/001:56:020
3944999326cyclictest2620-21latency_hist02:50:270
3944999323cyclictest0-21swapper/004:20:290
394499929cyclictest0-21swapper/005:36:480
394499918cyclictest0-21swapper/003:34:590
3944999117cyclictest11705-21latency_hist01:35:250
3944999111cyclictest0-21swapper/006:07:060
394499909cyclictest0-21swapper/006:02:190
394499908cyclictest0-21swapper/006:35:490
394499899cyclictest0-21swapper/005:32:180
394499899cyclictest0-21swapper/002:35:570
3944998978cyclictest6950irq/18-mmc004:31:000
3944998921cyclictest0-21swapper/005:15:020
3944998920cyclictest74-21mmcqd/006:30:380
3944998840cyclictest2312-21sshd03:53:540
3944998729cyclictest5796-21latency_hist03:00:270
394499849cyclictest0-21swapper/006:25:490
394499849cyclictest0-21swapper/005:05:020
3944998471cyclictest0-21swapper/001:33:560
3944998458cyclictest0-21swapper/005:27:180
3944998410cyclictest0-21swapper/005:00:310
394499838cyclictest0-21swapper/004:55:360
394499838cyclictest0-21swapper/002:05:250
3944998373cyclictest6950irq/18-mmc005:06:020
3944998317cyclictest480-21systemd-journal06:21:580
3944998310cyclictest0-21swapper/002:52:220
3944998225cyclictest9037-21/usr/sbin/munin03:10:580
394499819cyclictest0-21swapper/006:16:570
3944998123cyclictest23459-21sed02:11:020
3944998123cyclictest23459-21sed02:11:020
394499791cyclictest0-21swapper/001:20:390
394499788cyclictest0-21swapper/001:10:550
3958997027cyclictest0-21swapper/101:10:591
3958996826cyclictest0-21swapper/102:45:381
6950670irq/18-mmc00-21swapper/103:24:591
395899659cyclictest0-21swapper/106:31:181
395899659cyclictest0-21swapper/106:23:201
395899658cyclictest0-21swapper/104:22:551
395899646cyclictest0-21swapper/104:35:151
3958996325cyclictest0-21swapper/103:59:281
3958996323cyclictest0-21swapper/105:05:481
3958996311cyclictest0-21swapper/102:20:491
22150630irq/18-spi_topc395899cyclictest01:37:551
1699630watchdog/10-21swapper/104:13:011
395899629cyclictest0-21swapper/105:25:541
395899629cyclictest0-21swapper/104:06:091
395899629cyclictest0-21swapper/104:06:091
33950620irq/43-eth02129-21aten2.4-expect05:45:431
33950620irq/43-eth017091-21aten2.4-expect05:15:451
6950610irq/18-mmc074-21mmcqd/005:23:021
395899618cyclictest0-21swapper/103:38:031
395899608cyclictest0-21swapper/104:41:181
395899608cyclictest0-21swapper/104:37:391
395899608cyclictest0-21swapper/104:17:451
395899607cyclictest0-21swapper/103:45:111
395899606cyclictest0-21swapper/103:49:521
3958996018cyclictest0-21swapper/105:36:051
33950600irq/43-eth018544-21ssh03:25:551
6950590irq/18-mmc010734-21latency_hist06:00:321
6950590irq/18-mmc010734-21latency_hist06:00:321
395899599cyclictest0-21swapper/101:25:521
395899598cyclictest0-21swapper/106:14:481
395899598cyclictest0-21swapper/106:02:121
395899597cyclictest0-21swapper/104:58:191
395899597cyclictest0-21swapper/104:58:191
33950590irq/43-eth0326-21runrttasks03:14:541
33950590irq/43-eth022488-21ssh04:27:541
33950590irq/43-eth020048-21ssh06:15:541
33950590irq/43-eth01-21systemd04:48:561
22150590irq/18-spi_topc395899cyclictest05:14:271
22150590irq/18-spi_topc395899cyclictest01:58:561
395899588cyclictest0-21swapper/105:03:031
3958995811cyclictest0-21swapper/102:00:491
33950580irq/43-eth08533-21ssh04:04:571
33950580irq/43-eth06246-21ssh05:51:141
33950580irq/43-eth026154-21idleruntime06:25:571
33950580irq/43-eth01838-21ssh03:52:311
33950580irq/43-eth00-21swapper/103:31:031
22150580irq/18-spi_topc395899cyclictest03:19:231
1799580migration/18017-21/usr/sbin/munin03:05:531
1799580migration/1523-21sshd02:41:001
395899579cyclictest0-21swapper/106:05:371
395899579cyclictest0-21swapper/101:31:031
395899577cyclictest0-21swapper/105:45:061
3958995710cyclictest0-21swapper/101:45:551
22150570irq/18-spi_topc395899cyclictest06:35:491
395899568cyclictest0-21swapper/101:50:461
395899568cyclictest0-21swapper/101:21:051
3958995621cyclictest0-21swapper/102:35:421
33950560irq/43-eth00-21swapper/105:33:511
1799560migration/125118-21/usr/sbin/munin02:15:571
1799560migration/113348-21latency_hist01:40:251
1699560watchdog/16691-21runrttasks03:00:581
1699560watchdog/14789-21fschecks_time02:55:501
1699560watchdog/13609-21ntp_states02:51:021
1699560watchdog/129994-21sort02:31:061
1699560watchdog/129994-21sort02:31:061
395899559cyclictest0-21swapper/102:10:521
395899559cyclictest0-21swapper/102:10:521
395899558cyclictest0-21swapper/102:05:401
395899558cyclictest0-21swapper/101:16:241
33950550irq/43-eth027529-21cpu02:25:391
395899548cyclictest0-21swapper/104:51:061
395899548cyclictest0-21swapper/104:51:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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