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2025-05-09 - 06:00
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri May 09, 2025 00:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151149020,0ktimers/0111491sleep19:09:070
1514720,0ktimers/0318531sleep23:33:220
112459940594,0cyclictest20768-21cron21:10:170
1124599405103,0cyclictest22325-21cron21:30:170
1124599403117,0cyclictest0-21swapper23:00:270
1124599400119,0cyclictest18843-21cron20:45:170
112459939932,0cyclictest0-21swapper19:20:310
1124599399112,0cyclictest0-21swapper00:35:240
1513970,0ktimers/0204221sleep21:05:230
1124599397122,0cyclictest296191chrt23:04:390
1124599396109,0cyclictest14605-21munin-run19:50:190
112459939490,0cyclictest21018-21runrttasks21:12:420
1124599394125,0cyclictest13141-21cut19:30:260
112459939391,0cyclictest27921-21runrttasks22:41:480
112459939246,0cyclictest3460-21lldpd20:20:190
1124599392128,0cyclictest11613-21cron19:15:370
1124599387130,0cyclictest26650-21cat22:25:250
1124599387113,0cyclictest1042-21cron23:55:190
1513860,0ktimers/0238951sleep21:50:230
112459938582,0cyclictest15359-21cron20:00:170
112459938378,0cyclictest18077-21idleruntime-cro20:35:180
112459937629,0cyclictest16518-21cron20:15:170
1124599374131,0cyclictest0-21swapper00:28:170
112459937350,0cyclictest3437-21nscd23:43:130
112459937137,0cyclictest11633-21munin-node19:15:260
1124599371101,0cyclictest19822-21runrttasks20:57:180
112459936830,0cyclictest2355-21chrt00:11:040
1124599367123,0cyclictest28879-21sh22:55:170
1124599367106,0cyclictest16198-21ls20:10:240
1124599366121,0cyclictest0-21swapper23:35:490
112459936596,0cyclictest15800-21chrt20:05:230
1124599365118,0cyclictest0-21swapper23:11:460
1124599365116,0cyclictest0-21swapper19:40:310
112459936331,0cyclictest0-21swapper00:00:510
112459936192,0cyclictest0-21swapper22:05:420
112459935690,0cyclictest0-21swapper00:05:350
530503500,0irq/11-sym53c8x130550irq/15-NE200020:24:090
112459934996,0cyclictest693-21latency_hist23:50:230
112459934496,0cyclictest0-21swapper21:33:200
1124599342113,0cyclictest4551-21cron00:40:170
1124599340123,0cyclictest1130-21latency_hist23:55:260
112459933598,0cyclictest53050irq/11-sym53c8xx00:15:540
1124599327120,0cyclictest3377-21syslogd19:38:340
112459932487,0cyclictest0-21swapper20:49:050
112459932285,0cyclictest0-21swapper00:23:090
112459932178,0cyclictest0-21swapper21:21:340
1124599321108,0cyclictest0-21swapper21:57:110
1124599319129,0cyclictest0-21swapper22:11:350
112459931871,0cyclictest0-21swapper22:23:530
112459931680,0cyclictest0-21swapper23:07:170
1124599316124,0cyclictest0-21swapper23:16:360
112459931495,0cyclictest0-21swapper23:27:170
1124599314125,0cyclictest0-21swapper23:23:060
112459931274,0cyclictest0-21swapper21:38:110
1124599312122,0cyclictest0-21swapper22:48:060
112459931094,0cyclictest0-21swapper21:54:350
530503020,0irq/11-sym53c8x130550irq/15-NE200019:52:100
112459930027,0cyclictest0-21swapper20:51:230
1124599239117,0cyclictest0-21swapper19:27:190
27331123554,0sleep151ktimers/022:35:140
1305502280,0irq/15-NE200053050irq/11-sym53c8xx22:03:110
17672122543,0sleep151ktimers/020:30:050
23472121938,0sleep151ktimers/021:45:060
112459921677,0cyclictest26180-21apt22:20:180
1124599215123,0cyclictest0-21swapper22:35:330
1124599210120,0cyclictest0-21swapper20:39:510
1124599210100,0cyclictest0-21swapper21:20:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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