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2025-12-07 - 11:21
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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 Sun Dec 07, 2025 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
320493822600,2sleep03204939-21cut23:05:100
315104622490,4chrt3151043-21ntpq20:15:550
322897622470,4chrt3228974-21memory00:15:370
315946922390,3chrt3159462-21ntp_states20:46:030
314629422390,3chrt3146291-21munin-run20:00:000
321570522320,2chrt3215703-21ntpq23:36:350
320844622310,3chrt3208444-21ssh23:15:250
318616822230,3chrt3186166-21ssh22:09:490
323266022070,2sleep03232661-21sh00:26:310
318070422060,3sleep03180705-21rm21:52:520
313235199199168,19cyclictest3211430-21kworker/u2:000:00:380
313235199193162,19cyclictest3231709-21kworker/u2:000:25:050
315272821900,2sleep03152729-21cat20:21:200
313235199189160,17cyclictest3181148-21kworker/u2:222:11:370
322238521880,3sleep03222386-21ssh23:56:150
313235199187159,17cyclictest3211430-21kworker/u2:023:30:380
313235199186156,19cyclictest3193416-21kworker/u2:122:40:070
313235199186156,19cyclictest3181148-21kworker/u2:222:05:050
313235199185156,18cyclictest3201202-21kworker/u2:023:00:080
313235199179149,19cyclictest3169210-21kworker/u2:021:20:050
313235199178146,23cyclictest3189173-21kworker/u2:122:21:590
313235199176145,19cyclictest3147723-21kworker/u2:020:11:230
319297421750,4chrt3192976-21idleruntime-cro22:30:000
313235199175146,18cyclictest3127229-21kworker/u2:019:10:040
313235199172141,19cyclictest3169210-21kworker/u2:021:30:070
313235199172141,19cyclictest3160644-21kworker/u2:320:55:030
313235199172141,19cyclictest3138425-21kworker/u2:019:41:220
313235199172140,20cyclictest3169210-21kworker/u2:021:40:070
313235199171142,17cyclictest3193416-21kworker/u2:122:31:590
313235199171140,19cyclictest3160644-21kworker/u2:321:05:030
317884321670,4chrt3178844-21ssh21:46:590
313235199167136,19cyclictest3181148-21kworker/u2:222:00:070
317374721660,4chrt3173745-21timerwakeupswit21:32:000
313235199166138,17cyclictest3142616-21kworker/u2:120:10:050
313235199166135,19cyclictest3214970-21kworker/u2:223:41:570
313235199164134,18cyclictest3224731-21kworker/u2:100:11:540
313235199163136,18cyclictest3165846-21kworker/u2:121:10:110
320131921620,4chrt3201318-21ssh22:54:320
313235199162132,19cyclictest3165846-21kworker/u2:121:21:580
313235199162132,18cyclictest3185894-21kworker/u2:322:16:540
313235199162129,22cyclictest3225959-21ld00:06:470
313235199161132,19cyclictest3138425-21kworker/u2:019:40:050
313235199161131,19cyclictest3150064-21kworker/u2:220:40:010
313235199161130,20cyclictest84-21jbd2/mmcblk0p2-23:15:030
313235199160130,19cyclictest3226597-21kworker/u2:200:40:080
313235199160129,20cyclictest29-21kswapd023:26:470
313235199159130,20cyclictest29-21kswapd000:31:340
313235199159129,17cyclictest3140744-21kworker/u2:219:55:040
313235199158129,18cyclictest3213187-21kworker/u2:123:50:050
313235199157131,18cyclictest3193416-21kworker/u2:122:45:090
313235199157128,18cyclictest3150064-21kworker/u2:220:31:270
313235199156128,18cyclictest3150064-21kworker/u2:220:30:050
313235199156127,18cyclictest3155707-21kworker/u2:120:41:230
313235199154125,18cyclictest3133001-21kworker/u2:319:30:060
313235199153124,18cyclictest3134822-21kworker/u2:019:20:000
313235199153121,21cyclictest29-21kswapd023:06:440
313235199151121,18cyclictest3162129-21kworker/u2:121:00:050
313235199147116,19cyclictest3133001-21kworker/u2:319:11:180
313235199146118,18cyclictest3204272-21kworker/u2:223:21:570
313235199146117,18cyclictest3160644-21kworker/u2:321:45:100
313235199145115,17cyclictest3169210-21kworker/u2:022:46:360
313235199144115,19cyclictest3220385-21kworker/u2:223:55:090
313235199143115,18cyclictest3133001-21kworker/u2:319:21:190
313235199140110,19cyclictest3146324-21kworker/u2:320:01:190
313235199139110,18cyclictest3138425-21kworker/u2:019:45:370
313235199138109,18cyclictest3160644-21kworker/u2:321:15:110
313235199136108,18cyclictest3133001-21kworker/u2:319:30:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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