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2025-02-05 - 11:00
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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 rackbslot2.osadl.org (updated Tue Feb 04, 2025 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28408372228199,19sleep00-21swapper/007:06:170
28409062227197,20sleep20-21swapper/207:07:122
28411082226197,19sleep10-21swapper/107:09:471
28410142226196,19sleep30-21swapper/307:08:383
302691521320,1sleep10-21swapper/110:50:121
284126099942,22cyclictest3070112-21chrome11:45:012
2841253997255,15cyclictest2973759-21ChromeDriver15:14:500
2841260997156,14cyclictest2973837-21/usr/share/muni09:45:012
284125399701,15cyclictest3070017-13chrome11:45:000
2841256995651,4cyclictest2846035-21/usr/share/muni07:15:021
2841263995550,4cyclictest2935745-21kworker/u8:2+events_unbound09:50:083
2841260995348,3cyclictest2989628-21latency_hist10:05:012
2841260995348,3cyclictest2989628-21latency_hist10:05:002
2841256995350,2cyclictest2959913-21kworker/u8:1+events_unbound09:55:011
29319692490,1chrt2931964-21snmp_wanswitch.08:55:031
2841256994946,3cyclictest2981003-21kworker/u8:3+flush-179:010:05:061
2841256994946,2cyclictest3072738-21kworker/u8:3+flush-179:012:00:051
2841256994845,2cyclictest2915116-21kworker/u8:2+flush-179:008:35:061
2841263994741,4cyclictest2877012-21latency_hist07:50:013
2841256994743,3cyclictest3033336-21kworker/u8:3+flush-179:011:10:161
2841260994536,8cyclictest2841597-21kworker/2:1+pm10:15:022
28553092440,1chrt2855282-21snmp_ryswitch2.07:25:000
2841263994440,3cyclictest2889440-21kworker/u8:2+flush-179:008:15:063
2841263994437,5cyclictest3033541-21/usr/share/muni11:00:123
2841256994441,2cyclictest2902711-21kworker/u8:0+flush-179:009:35:081
2841263994341,1cyclictest3070164-21/usr/share/muni11:45:013
2841260994321,20cyclictest2872810-21chrome07:45:012
2841263994236,4cyclictest3057302-21/usr/share/muni11:30:073
2841256994235,4cyclictest2874145-21kworker/u8:3+flush-179:007:50:001
2841260994134,6cyclictest2064090-1kworker/2:2H+kblockd11:30:482
2841256994138,2cyclictest2985308-21kworker/u8:2+flush-179:010:10:051
2841256994137,3cyclictest2985308-21kworker/u8:2+flush-179:010:30:181
2841253994134,4cyclictest3081915-21/usr/share/muni12:00:060
284126099409,26cyclictest0-21swapper/208:35:402
2841260994037,2cyclictest2841597-21kworker/2:1+pm08:45:292
2841260994037,2cyclictest2841597-21kworker/2:1+pm07:20:562
2841260994030,6cyclictest2841597-21kworker/2:1+pm07:25:122
2841256994037,2cyclictest3001417-21kworker/u8:1+flush-179:011:05:011
2841256994036,3cyclictest3051978-21kworker/u8:4+flush-179:011:30:051
2841256994036,3cyclictest2985308-21kworker/u8:2+flush-179:010:00:081
2841256994036,3cyclictest2985308-21kworker/u8:2+flush-179:010:00:081
2841256994033,2cyclictest3089542-21/usr/share/muni12:10:021
2841253994035,4cyclictest3105374-21latency_hist12:30:010
2841260993937,1cyclictest3016861-21kworker/2:2+pm11:01:232
2841260993937,1cyclictest2841597-21kworker/2:1+pm09:55:042
2841260993937,1cyclictest2841597-21kworker/2:1+pm09:10:122
2841260993937,1cyclictest2841597-21kworker/2:1+pm08:10:012
2841260993936,2cyclictest3111719-21apt-get12:35:122
2841260993936,2cyclictest3047796-21kworker/2:1+pm12:30:042
2841260993936,2cyclictest3047796-21kworker/2:1+pm11:55:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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