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2026-03-14 - 12:22
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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 Sat Mar 14, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
294874122890,3sleep02948742-21sshd19:30:220
297235422630,3chrt2972348-21diskstats20:55:210
301833122550,3chrt3018329-21sshd23:40:200
302549222500,3sleep03025493-21run-parts00:06:170
301294122400,3chrt3012942-21ls23:20:290
300638522300,4chrt3006386-21cat22:56:190
299656122200,2sleep02996565-21wc22:21:170
294288699215184,19cyclictest2976757-21kworker/u2:221:20:030
295717322110,2sleep02957174-21latency20:00:250
297507922080,2sleep02975082-21grep21:05:100
295963222010,3sleep02959634-21sort20:10:060
300897321990,3chrt3008974-21sshd23:06:070
294288699199167,21cyclictest3019946-21kworker/u2:000:00:040
300783221980,4chrt3007834-21sed23:01:190
294288699198168,18cyclictest2994903-21kworker/u2:023:15:060
294288699192162,20cyclictest3005555-21kworker/u2:122:55:020
294288699189158,19cyclictest2960041-21kworker/u2:020:15:030
295613821880,2sleep02956139-21/usr/sbin/munin19:56:180
294288699188162,17cyclictest2994903-21kworker/u2:022:20:040
298893221850,2sleep02988935-21latency_hist21:55:070
302829621840,3sleep03028294-21swap00:16:170
294288699184153,19cyclictest3022264-21kworker/u2:200:00:160
294288699183151,19cyclictest2954036-21kworker/u2:220:25:030
294288699181150,19cyclictest2954036-21kworker/u2:219:55:010
294288699180153,18cyclictest2942910-21kworker/u2:019:20:110
294288699180149,20cyclictest2968412-21kworker/u2:020:51:180
294288699178148,19cyclictest2968412-21kworker/u2:021:05:040
299997521770,2sleep02999977-21ls22:35:000
294288699177146,19cyclictest3011570-21kworker/u2:123:40:070
294288699176146,19cyclictest3025179-21kworker/u2:100:15:060
294288699176144,20cyclictest2976757-21kworker/u2:221:45:040
294288699173144,18cyclictest2942910-21kworker/u2:019:30:070
301429921720,3sleep03014297-21load23:25:270
294288699171140,20cyclictest2954036-21kworker/u2:220:20:020
301155921700,4chrt3011557-21ntpq23:15:280
298065621680,3chrt2980657-21cpu21:25:130
294288699168139,19cyclictest2994903-21kworker/u2:022:46:210
294288699168137,19cyclictest3033059-21kworker/u2:000:36:180
294288699167139,18cyclictest2942910-21kworker/u2:019:35:230
294288699167136,20cyclictest2976757-21kworker/u2:222:11:190
294288699165135,18cyclictest2976757-21kworker/u2:221:46:190
294288699162131,20cyclictest2965191-21kworker/u2:120:40:020
294288699161130,20cyclictest3030724-21kworker/u2:300:31:140
294288699161130,19cyclictest3025179-21kworker/u2:100:20:140
294288699158131,18cyclictest3030283-21kworker/u2:200:30:060
294288699156124,20cyclictest2954036-21kworker/u2:220:31:160
294288699154126,17cyclictest2951264-21kworker/u2:119:45:030
294288699154124,19cyclictest2976757-21kworker/u2:222:10:040
294288699153125,17cyclictest3019946-21kworker/u2:023:50:060
294288699153124,18cyclictest2968412-21kworker/u2:020:41:180
294288699153123,19cyclictest2976757-21kworker/u2:221:36:210
294288699153122,19cyclictest2976757-21kworker/u2:222:00:080
294288699150121,18cyclictest2994903-21kworker/u2:022:40:060
294288699150119,19cyclictest2994903-21kworker/u2:022:45:020
294288699149121,18cyclictest2968412-21kworker/u2:020:46:140
294288699147116,20cyclictest3019946-21kworker/u2:023:50:570
294288699146118,19cyclictest2976757-21kworker/u2:221:25:060
294288699145115,19cyclictest2932373-21kworker/u2:219:11:150
294288699144114,19cyclictest2976757-21kworker/u2:221:31:160
294288699144114,19cyclictest2954036-21kworker/u2:220:26:200
294288699144113,20cyclictest2968412-21kworker/u2:021:11:160
294288699141112,18cyclictest2932373-21kworker/u2:219:16:230
294288699141111,19cyclictest2994903-21kworker/u2:022:30:020
294288699140108,20cyclictest3011570-21kworker/u2:123:30:080
294288699138109,18cyclictest2951264-21kworker/u2:119:45:110
294288699137109,18cyclictest2976757-21kworker/u2:222:05:040
294162321280,2sleep02941624-21basename19:05:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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