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2026-03-31 - 01:54
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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 Tue Mar 31, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
289788123010,3chrt2897869-21ntpq19:20:480
290499822770,3chrt2904994-21ps19:46:160
295911122610,3chrt2959099-21ntpq23:00:400
297116822490,3chrt1-21systemd23:45:060
291285422440,3chrt2912852-21df20:15:150
292468422180,3sleep02924685-21/usr/sbin/munin20:56:200
289455199216185,19cyclictest2971634-21kworker/u2:200:00:170
289455199207176,19cyclictest2949358-21kworker/u2:022:30:040
298214621970,2sleep02982147-21df00:25:150
289455199191161,19cyclictest2904801-21kworker/u2:120:05:030
298053821860,3sleep02980540-21tr00:20:010
291184121830,2sleep02911842-21ntpq20:10:560
289455199183141,19cyclictest2937734-21kworker/u2:021:55:030
289455199182153,19cyclictest2912652-21kworker/u2:020:40:070
289455199182151,20cyclictest2983329-21kworker/u2:000:40:050
290756421770,2sleep02907565-21sed19:55:390
289455199176147,18cyclictest2953058-21kworker/u2:122:41:190
296161921740,4chrt2961618-21/usr/sbin/munin23:10:210
297784421730,2sleep02977846-21sort00:10:070
289455199172143,18cyclictest2912652-21kworker/u2:020:20:230
289455199168140,19cyclictest2949358-21kworker/u2:022:31:130
289455199168138,19cyclictest2955827-21kworker/u2:222:56:180
289455199168138,19cyclictest2940990-21kworker/u2:122:05:330
289455199168138,19cyclictest2925203-21kworker/u2:021:15:040
291038121670,4chrt2910380-21ld20:05:430
289455199167137,19cyclictest2940990-21kworker/u2:122:00:040
289455199167136,20cyclictest2949358-21kworker/u2:022:40:040
294242021660,3chrt2942417-21ntpq22:00:440
289455199166135,19cyclictest2919638-21kworker/u2:120:46:180
290226121650,3chrt2902262-21sendmail_mailst19:36:180
292667921640,3chrt2926678-21sed21:05:060
289455199164133,19cyclictest2966093-21kworker/u2:123:36:190
289455199164132,20cyclictest2971634-21kworker/u2:223:50:310
289455199163134,19cyclictest2904801-21kworker/u2:119:51:240
289455199162131,19cyclictest2933552-21kworker/u2:121:40:070
289455199159129,19cyclictest2912652-21kworker/u2:020:30:030
289455199158128,19cyclictest2890834-21kworker/u2:219:10:050
289455199158125,20cyclictest2931211-21kworker/u2:221:25:310
289455199156127,18cyclictest2976756-21kworker/u2:100:21:190
289455199156126,20cyclictest2925203-21kworker/u2:021:30:110
289455199156126,18cyclictest2933552-21kworker/u2:121:45:070
289455199155128,17cyclictest2976756-21kworker/u2:100:30:320
289455199155123,20cyclictest2960497-21kworker/u2:223:20:130
289455199154123,19cyclictest2966093-21kworker/u2:123:26:200
289455199153123,19cyclictest2927073-21kworker/u2:221:10:060
289455199153123,18cyclictest2976756-21kworker/u2:100:11:240
290431221520,2sleep02904311-21true19:45:030
289455199151120,19cyclictest2890834-21kworker/u2:219:30:040
289455199150121,18cyclictest2925203-21kworker/u2:021:20:070
289455199150120,19cyclictest2899159-21kworker/u2:019:31:190
289455199150119,20cyclictest2925203-21kworker/u2:021:25:030
289455199147117,18cyclictest2971634-21kworker/u2:223:55:310
289455199147115,20cyclictest2890834-21kworker/u2:219:15:390
289455199144114,19cyclictest2919638-21kworker/u2:120:51:140
289455199144114,19cyclictest2919638-21kworker/u2:120:45:070
289455199142112,19cyclictest2966093-21kworker/u2:123:35:030
289455199141111,19cyclictest2933552-21kworker/u2:121:45:110
289455199141110,20cyclictest2960497-21kworker/u2:223:06:120
289455199140111,18cyclictest2955827-21kworker/u2:222:51:150
289455199139110,18cyclictest2953058-21kworker/u2:122:46:170
289455199138108,19cyclictest2890834-21kworker/u2:219:11:360
289455199137106,20cyclictest2945165-21kworker/u2:222:10:550
289455199136106,19cyclictest2971634-21kworker/u2:223:46:210
289455199135106,18cyclictest2945165-21kworker/u2:222:20:040
289455199134104,19cyclictest2912652-21kworker/u2:020:35:030
289455199132104,19cyclictest2945165-21kworker/u2:222:20:260
28945519911889,19cyclictest2960497-21kworker/u2:223:15:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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