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2025-06-12 - 17:20
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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 rack4slot4.osadl.org (updated Thu Jun 12, 2025 12:52:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16519995331cyclictest21016-21diskstats12:49:550
16519995331cyclictest21016-21diskstats12:49:550
16519995331cyclictest21016-21diskstats12:49:550
16519995331cyclictest1033-21munin-run08:39:390
16519995331cyclictest1033-21munin-run08:39:390
16519995324cyclictest0-21swapper/009:00:040
16519995324cyclictest0-21swapper/009:00:040
71520rcu_preempt0-21swapper/010:24:490
71520rcu_preempt0-21swapper/010:24:490
46050520irq/122-QManpo32306-2109:24:360
16519995232cyclictest4184-21irqstats12:20:010
16519995232cyclictest4184-21irqstats12:20:010
16519995232cyclictest4184-21irqstats12:20:010
16519995229cyclictest8626-21runrttasks09:27:090
16519995229cyclictest8626-21runrttasks09:27:090
16519995220cyclictest0-21swapper/011:47:040
16519995220cyclictest0-21swapper/011:47:040
16519995131cyclictest20403-21df11:49:550
16519995131cyclictest20403-21df11:49:550
16519995129cyclictest21618-21diskstats09:44:580
16519995129cyclictest21618-21diskstats09:44:580
16519995033cyclictest8626-21runrttasks10:41:110
16519995033cyclictest8626-21runrttasks10:41:110
16519995029cyclictest8913-21sed09:05:040
16519995029cyclictest8913-21sed09:05:040
16519995029cyclictest8913-21sed09:05:040
16519995029cyclictest6932-21df10:19:560
16519995029cyclictest6932-21df10:19:560
16519995029cyclictest6932-21df10:19:560
16519995029cyclictest25338-21apt11:59:400
16519995029cyclictest25338-21apt11:59:400
16519995024cyclictest20430-21ssh10:45:100
16519995024cyclictest20430-21ssh10:45:100
71490rcu_preempt14470-21sed09:25:151
71490rcu_preempt14470-21sed09:25:151
16519994939cyclictest26250-21apt-get09:54:510
16519994939cyclictest26250-21apt-get09:54:510
16519994939cyclictest26250-21apt-get09:54:510
16519994929cyclictest29099-21df_inode09:59:570
16519994929cyclictest29099-21df_inode09:59:570
16519994929cyclictest16840-21irqstats09:35:100
16519994929cyclictest16840-21irqstats09:35:100
16519994929cyclictest12276-21/usr/sbin/munin12:34:590
16519994929cyclictest12276-21/usr/sbin/munin12:34:590
16519994928cyclictest13192-21sshd09:20:270
16519994928cyclictest13192-21sshd09:20:270
16519994927cyclictest8004-21ssh12:26:110
16519994927cyclictest8004-21ssh12:26:110
16519994927cyclictest8004-21ssh12:26:110
16519994921cyclictest0-21swapper/012:18:350
16519994921cyclictest0-21swapper/012:18:350
71480rcu_preempt0-21swapper/112:05:251
71480rcu_preempt0-21swapper/112:05:251
71480rcu_preempt0-21swapper/112:05:251
16519994832cyclictest29405-21munin-run11:04:400
16519994832cyclictest29405-21munin-run11:04:400
16519994828cyclictest26152-21ssh09:54:430
16519994828cyclictest26152-21ssh09:54:430
16519994828cyclictest24925-21/usr/sbin/munin10:55:060
16519994828cyclictest24925-21/usr/sbin/munin10:55:060
16519994828cyclictest16767-21munin-run10:39:400
16519994828cyclictest16767-21munin-run10:39:400
16519994827cyclictest30379-21sort11:05:090
16519994827cyclictest30379-21sort11:05:090
16519994827cyclictest29044-21apt-get13:05:080
16519994827cyclictest29044-21apt-get13:05:080
16519994827cyclictest29044-21apt-get13:05:080
16519994820cyclictest0-21swapper/010:15:520
16519994820cyclictest0-21swapper/010:15:520
16519994732cyclictest15521-21memory11:40:020
16519994732cyclictest15521-21memory11:40:020
16519994732cyclictest15521-21memory11:40:020
16519994731cyclictest28910-21users08:20:090
16519994731cyclictest28910-21users08:20:090
16519994730cyclictest5467-21ntp_states11:20:050
16519994730cyclictest5467-21ntp_states11:20:050
16519994730cyclictest3101-21ssh10:11:510
16519994730cyclictest3101-21ssh10:11:510
16519994729cyclictest7458-21apt-get11:24:530
16519994729cyclictest7458-21apt-get11:24:530
16519994729cyclictest5084-21taskset08:53:010
16519994729cyclictest5084-21taskset08:53:010
16519994729cyclictest20183-21ssh09:41:220
16519994729cyclictest20183-21ssh09:41:220
16519994728cyclictest19000-21ssh12:45:260
16519994728cyclictest19000-21ssh12:45:260
16519994728cyclictest19000-21ssh12:45:260
16519994724cyclictest12731-21users10:30:100
16519994724cyclictest12731-21users10:30:100
16519994632cyclictest8626-21runrttasks11:15:310
16519994632cyclictest8626-21runrttasks11:15:310
16519994632cyclictest5764-21meminfo08:55:010
16519994632cyclictest5764-21meminfo08:55:010
16519994630cyclictest8626-21runrttasks10:53:440
16519994630cyclictest8626-21runrttasks10:53:440
16519994630cyclictest32461-21irqstats11:10:000
16519994630cyclictest32461-21irqstats11:10:000
16519994629cyclictest12395-21latency_hist11:34:420
16519994629cyclictest12395-21latency_hist11:34:420
16519994629cyclictest12395-21latency_hist11:34:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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