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2024-07-16 - 08:49
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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 rackeslot4.osadl.org (updated Mon Jul 15, 2024 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
490607995856,1cyclictest613222-21lspci09:02:462
49060799266,8cyclictest2689259-21systemd-journal11:34:592
490612992418,4cyclictest682522-21grep09:50:193
490607992319,2cyclictest0-21swapper/208:49:592
49060599236,9cyclictest776520-21munin-run10:50:001
490612992218,3cyclictest509-21systemd-logind12:19:593
490612992215,5cyclictest0-21swapper/310:45:013
490612992117,2cyclictest0-21swapper/309:00:003
490612992116,3cyclictest0-21swapper/310:20:003
490607992118,2cyclictest832000-21irqcore11:25:212
490607992017,2cyclictest936369-21kthreadcore12:30:192
490607992017,2cyclictest936369-21kthreadcore12:30:192
490607992017,2cyclictest0-21swapper/211:45:002
490607992014,1cyclictest191rcu_preempt12:01:032
490612991915,3cyclictest925615-21latency_hist12:25:013
490612991915,3cyclictest925615-21latency_hist12:25:013
490612991915,2cyclictest0-21swapper/309:35:313
490607991916,2cyclictest909353-21latency_hist12:15:012
490607991916,2cyclictest668195-21runrttasks09:40:222
490607991916,2cyclictest668195-21runrttasks09:40:212
490607991915,3cyclictest749328-21ntp_kernel_err10:30:312
490607991913,2cyclictest191rcu_preempt11:47:182
49060799190,13cyclictest768246-21apt-get10:45:012
490602991911,6cyclictest0-21swapper/011:39:590
490612991814,2cyclictest0-21swapper/308:20:003
490612991814,2cyclictest0-21swapper/308:05:003
49060799186,5cyclictest0-21swapper/209:05:142
490607991814,2cyclictest0-21swapper/210:40:012
490607991812,4cyclictest514-21in:imuxsock07:15:002
490607991812,1cyclictest191rcu_preempt07:20:212
49060799180,6cyclictest792089-21awk11:00:012
490605991815,2cyclictest516-21rs:main1
490605991814,3cyclictest789021-21ntp_kernel_pll_10:55:331
490602991815,2cyclictest799916-21systemd-run11:05:000
490602991815,2cyclictest544645-21irqcore08:00:180
490602991815,2cyclictest514-21in:imuxsock10:38:550
490602991814,3cyclictest60650irq/128-enp0s29f1:rx-011:53:170
490602991814,2cyclictest533331-21sh07:50:000
490602991813,3cyclictest0-21swapper/011:45:200
490612991714,2cyclictest514-21in:imuxsock09:03:223
490612991712,3cyclictest870211-21latency_hist11:49:593
490612991711,4cyclictest796998-21/usr/sbin/munin11:00:363
490612991711,4cyclictest554416-21cron08:10:003
49061299170,6cyclictest832010-21irqcore11:25:223
49060799178,2cyclictest191rcu_preempt07:25:222
49060799178,1cyclictest191rcu_preempt10:01:352
49060799173,8cyclictest1-21systemd08:55:002
490607991715,1cyclictest799918-21ssh11:05:002
490607991714,2cyclictest913671-21kthreadcore12:15:212
490607991714,2cyclictest401ktimers/209:33:442
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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