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2025-11-08 - 16:22
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Sat Nov 08, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
96817422970,4chrt968172-21ssh12:24:330
91998322950,3sleep0919985-21acpi10:00:120
97003122530,3chrt970032-21latency_hist12:30:110
88129622480,4chrt881297-21gzip07:51:190
90654722470,3chrt906546-21/usr/sbin/munin09:20:260
90498022440,3chrt904979-21/usr/sbin/munin09:15:360
95225122400,3chrt952236-21ntp_states11:36:270
88969222290,2sleep0889694-21mailstats08:21:190
86933599224184,27cyclictest877434-31find07:37:280
95671922060,2sleep0956721-21grep11:50:140
87852922050,2sleep0878530-21find07:41:190
88000022010,2sleep0880004-21wc07:46:210
86933599200171,18cyclictest924565-21kworker/u2:110:36:340
96024821990,3sleep0960249-21/usr/sbin/munin12:00:300
93143821980,2sleep0931439-21ssh10:34:230
93525721970,2sleep0935255-21if_eth010:45:430
95015021880,3sleep0950151-21/usr/sbin/munin11:30:270
92768321880,3chrt927684-21timerwakeupswit10:21:500
86933599188158,20cyclictest879150-21kworker/u2:008:00:060
86933599188157,19cyclictest911056-21kworker/u2:310:15:060
86933599188156,21cyclictest942340-21ssh11:06:420
86933599186158,18cyclictest900099-21kworker/u2:109:05:040
86933599186156,19cyclictest894391-21kworker/u2:008:45:040
94886121840,2sleep0948862-21gcc11:26:180
86933599183154,17cyclictest969963-21kworker/u2:112:31:360
86933599182154,17cyclictest872145-21kworker/u2:207:30:040
86933599181151,19cyclictest894391-21kworker/u2:009:00:070
86933599180150,19cyclictest908205-21kworker/u2:209:40:010
86933599179149,18cyclictest906082-21kworker/u2:109:31:590
86933599177147,20cyclictest29-21kswapd011:10:280
86933599176146,18cyclictest888943-21kworker/u2:008:30:040
86933599176145,21cyclictest29-21kswapd012:16:290
87052721750,3chrt870526-21sshd07:13:270
94168721740,2sleep0941689-21latency_hist11:05:100
86933599174144,18cyclictest951417-21kworker/u2:211:45:540
92045721730,4chrt920455-21ntpq10:00:540
86933599173143,19cyclictest894391-21kworker/u2:009:11:570
86933599172142,20cyclictest29-21kswapd009:40:290
86933599172138,23cyclictest973313-21true12:40:050
86933599170138,22cyclictest29-21kswapd009:25:280
94565721690,2sleep0945658-21gcc11:16:460
86933599169136,20cyclictest84-21jbd2/mmcblk0p2-11:00:070
86933599167139,18cyclictest921462-21kworker/u2:210:07:000
86933599167139,17cyclictest929743-21kworker/u2:310:40:290
86933599167138,17cyclictest948440-21kworker/u2:012:00:030
86933599167137,20cyclictest84-21jbd2/mmcblk0p2-11:45:050
93818921660,3chrt938190-21ssh10:54:510
89403521640,2chrt894038-21timerwakeupswit08:36:240
86933599161132,17cyclictest894391-21kworker/u2:008:55:060
86933599160133,17cyclictest869776-21kworker/u2:107:16:180
86933599160131,19cyclictest84-21jbd2/mmcblk0p2-07:25:050
86933599160131,18cyclictest946041-21kworker/u2:111:25:070
86933599158129,19cyclictest900099-21kworker/u2:109:06:210
86933599158129,18cyclictest924565-21kworker/u2:110:26:430
86933599157128,17cyclictest911056-21kworker/u2:310:15:280
86933599157127,19cyclictest892340-21kworker/u2:108:35:060
86933599157126,18cyclictest963226-21kworker/u2:312:10:120
86933599154127,17cyclictest874924-21kworker/u2:007:35:020
86933599154126,17cyclictest884751-21kworker/u2:108:16:210
86933599152124,18cyclictest963226-21kworker/u2:312:10:080
86933599152124,17cyclictest911056-21kworker/u2:309:50:480
86933599152123,18cyclictest863676-21kworker/u2:207:10:080
86933599151124,17cyclictest879150-21kworker/u2:008:10:040
86933599150123,17cyclictest894391-21kworker/u2:008:50:040
86933599148118,18cyclictest894391-21kworker/u2:009:45:140
86933599135108,17cyclictest879150-21kworker/u2:008:05:050
86933599133104,18cyclictest879150-21kworker/u2:008:10:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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