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2026-04-09 - 02:56
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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 Thu Apr 09, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
315483022510,3chrt3154825-21ntpq21:35:510
311389799238209,17cyclictest3189114-21kworker/u2:200:00:080
319997622150,2sleep03199977-21grep00:20:020
311389799215189,16cyclictest3139426-21kworker/u2:120:55:030
311389799208179,18cyclictest3161706-21kworker/u2:022:05:030
311389799208178,19cyclictest3139426-21kworker/u2:120:45:030
311389799206176,18cyclictest3182578-21kworker/u2:023:40:010
311389799202171,19cyclictest3157525-21kworker/u2:121:55:070
311389799201173,17cyclictest3189114-21kworker/u2:200:00:260
311389799199170,17cyclictest3130614-21kworker/u2:220:40:070
311389799199169,19cyclictest3180745-21kworker/u2:123:15:380
311389799198169,19cyclictest3178629-21kworker/u2:223:10:030
311389799196168,16cyclictest3189114-21kworker/u2:200:10:090
311389799195166,17cyclictest3154077-21kworker/u2:021:45:070
311389799192161,19cyclictest3115291-21kworker/u2:019:30:030
318770521910,3chrt1-21systemd23:35:030
311389799191161,18cyclictest3197189-21kworker/u2:000:20:230
315079321900,3chrt3150247-21/usr/sbin/munin21:21:150
311389799190162,19cyclictest3171483-21kworker/u2:122:40:040
311389799189158,19cyclictest3197189-21kworker/u2:000:35:030
311389799188160,19cyclictest3197189-21kworker/u2:000:26:190
311389799188159,18cyclictest3125046-21kworker/u2:120:10:010
311389799188159,17cyclictest3157525-21kworker/u2:122:00:050
311389799187159,18cyclictest3161706-21kworker/u2:022:10:080
311389799187159,17cyclictest3204142-21kworker/u2:200:40:030
311389799186156,18cyclictest3139426-21kworker/u2:121:10:120
311389799185156,18cyclictest3125046-21kworker/u2:120:00:030
311389799184156,17cyclictest3161706-21kworker/u2:022:30:060
311389799184156,17cyclictest3125046-21kworker/u2:120:15:120
311389799184154,18cyclictest3139426-21kworker/u2:120:50:060
311389799184153,19cyclictest3189114-21kworker/u2:223:50:110
311389799183153,18cyclictest3119492-21kworker/u2:219:36:160
311389799182154,18cyclictest3182578-21kworker/u2:023:25:010
311389799182152,19cyclictest3139426-21kworker/u2:121:25:570
319612521810,3sleep03196126-21kernelversion00:05:260
311389799181152,18cyclictest3147771-21kworker/u2:221:15:400
311389799180149,19cyclictest3115291-21kworker/u2:019:31:220
311389799179151,18cyclictest3161706-21kworker/u2:022:20:080
311389799179137,18cyclictest3189114-21kworker/u2:223:40:320
311389799178150,19cyclictest3130614-21kworker/u2:220:31:190
311389799178149,18cyclictest3161706-21kworker/u2:022:31:210
311389799177148,17cyclictest3141756-21kworker/u2:221:00:220
311389799177147,19cyclictest3182578-21kworker/u2:023:25:380
311389799176149,17cyclictest3161706-21kworker/u2:022:05:380
311389799175148,17cyclictest3115291-21kworker/u2:019:25:010
311389799175147,17cyclictest3178629-21kworker/u2:223:05:010
311389799175147,17cyclictest3141756-21kworker/u2:221:00:040
311389799174144,18cyclictest3130614-21kworker/u2:220:20:330
311389799173145,19cyclictest3119492-21kworker/u2:219:41:240
311389799173145,17cyclictest3161706-21kworker/u2:022:15:320
311389799173144,20cyclictest3171483-21kworker/u2:122:56:330
311389799173142,19cyclictest3171483-21kworker/u2:122:50:460
311389799172144,18cyclictest3139426-21kworker/u2:121:31:130
311389799172143,18cyclictest3125046-21kworker/u2:119:55:030
311389799172143,17cyclictest3139426-21kworker/u2:121:10:020
312515921710,4chrt3125160-21cut19:50:070
311389799171141,18cyclictest3125046-21kworker/u2:120:00:350
311430021700,4chrt3114301-21missed_timers19:10:280
311389799170143,17cyclictest3113003-21kworker/u2:219:10:030
311389799169142,17cyclictest3189114-21kworker/u2:223:50:010
311389799169140,18cyclictest3115291-21kworker/u2:019:15:430
311389799169140,17cyclictest3157525-21kworker/u2:121:46:190
311389799165138,16cyclictest3178629-21kworker/u2:223:15:050
311389799160131,17cyclictest3125046-21kworker/u2:120:10:360
311389799160130,18cyclictest3171483-21kworker/u2:122:46:310
311389799159129,18cyclictest3171483-21kworker/u2:122:40:460
311389799154124,18cyclictest3130614-21kworker/u2:220:25:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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