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2025-06-19 - 18:00
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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 50 highest latencies:
System rackeslot4.osadl.org (updated Thu Jun 19, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246662399350,21cyclictest2547997-21munin-run08:30:001
2466621993127,3cyclictest245621450irq/127-enp0s29f1:rx-010:50:130
246662199281,4cyclictest2533060-21df_inode08:15:130
246662899261,21cyclictest2794651-21irqstats11:50:193
246662699262,21cyclictest2558485-21apt-get08:40:132
246662399261,2cyclictest2773124-21ssh11:31:181
246662199261,6cyclictest2476722-21cron07:20:000
246662899251,21cyclictest0-21swapper/312:25:133
246662699251,21cyclictest2819058-21apt-get12:10:142
246662699251,21cyclictest2588811-21diskmemload09:55:112
246662699251,20cyclictest2512576-21apt-get07:55:122
246662699250,23cyclictest2817889-21taskset12:07:232
246662699250,23cyclictest2744730-21kthreadcore11:10:192
246662199252,2cyclictest2482101-21apt-get07:25:160
2466621992522,2cyclictest211rcuc/011:15:230
246662199252,21cyclictest2527817-21apt-get08:10:120
2466621992515,2cyclictest191rcu_preempt10:33:160
246662199251,22cyclictest2800222-21diskstats11:55:150
246662199250,23cyclictest2584454-21sort09:05:170
2466628992420,2cyclictest2507525-21apt-get07:50:153
246662899241,20cyclictest2588811-21diskmemload12:10:063
246662899241,20cyclictest2588811-21diskmemload10:25:183
246662899240,23cyclictest2732951-21grep11:00:193
246662899240,21cyclictest2736616-21apt-get11:05:163
246662899240,21cyclictest2602304-21ssh09:20:143
246662899240,20cyclictest2851128-21ssh12:35:113
2466626992418,5cyclictest2721965-21ssh10:51:212
246662699241,3cyclictest2710036-21munin-run10:45:002
246662699241,3cyclictest2606390-21ntpq09:20:242
246662699241,20cyclictest2588811-21diskmemload11:50:062
246662699241,20cyclictest2588811-21diskmemload11:45:002
246662699241,20cyclictest2588811-21diskmemload11:35:052
246662699241,20cyclictest2497347-21apt-get07:40:132
246662699241,20cyclictest2497347-21apt-get07:40:122
246662699241,20cyclictest0-21swapper/211:30:132
246662699241,19cyclictest0-21swapper/208:35:132
246662699240,23cyclictest2742364-21ssh11:09:142
246662699240,21cyclictest0-21swapper/212:25:142
246662699240,20cyclictest0-21swapper/208:10:122
2466623992421,2cyclictest2855171-21ntpq12:35:201
2466623992420,2cyclictest2583964-21apt-get09:05:131
246662399241,22cyclictest2532627-21cron08:15:001
246662399240,20cyclictest0-21swapper/107:50:151
246662199242,2cyclictest2640466-21apt-get09:50:140
246662199242,2cyclictest2517644-21apt-get08:00:120
246662199242,1cyclictest2825371-21apt-get12:15:110
2466621992415,1cyclictest191rcu_preempt10:44:390
246662199241,3cyclictest2646897-21apt-get09:55:190
246662199241,3cyclictest2588811-21diskmemload09:22:190
246662199241,3cyclictest2588811-21diskmemload09:16:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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