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2026-03-13 - 22:32
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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 Fri Mar 13, 2026 12:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
269367999375345,19cyclictest2702057-21kworker/u2:307:40:220
269367999359320,26cyclictest2702006-31find07:39:500
269367999305249,45cyclictest29-21kswapd007:45:210
277610522930,3sleep02776106-21basename12:05:090
275970222540,3chrt2759700-21ld11:05:390
269286622500,3chrt2692867-21gcc07:05:490
275568122410,2chrt2755670-21ntpq10:51:120
274685522380,2chrt2746856-21cpu10:20:110
277455922300,3chrt2774561-21sendmail12:00:010
269367999204172,20cyclictest2720626-21kworker/u2:008:46:190
269367999200170,18cyclictest2775035-21kworker/u2:012:21:150
269367999198167,19cyclictest2691348-21kworker/u2:107:30:110
271185321950,3sleep02711852-21true08:15:030
269367999195163,20cyclictest2691348-21kworker/u2:107:20:050
269367999193163,18cyclictest2749066-21kworker/u2:210:36:160
269367999193162,19cyclictest2706285-21kworker/u2:208:01:160
269367999187154,21cyclictest2761991-21kworker/u2:111:20:100
269367999187154,20cyclictest2717095-21kworker/u2:108:40:080
277068221860,3chrt2770680-21if_eth011:45:260
269367999186157,18cyclictest2722610-21kworker/u2:109:00:080
269367999186157,18cyclictest2709079-21kworker/u2:008:30:080
269367999186155,19cyclictest2706285-21kworker/u2:207:56:160
269367999183153,19cyclictest2741618-21kworker/u2:210:06:170
269367999182151,20cyclictest2761991-21kworker/u2:111:20:040
269367999180151,18cyclictest2691348-21kworker/u2:107:30:070
269367999180149,19cyclictest2764791-21kworker/u2:211:35:130
269367999180149,19cyclictest2756423-21kworker/u2:211:05:060
269367999174143,19cyclictest2754097-21kworker/u2:010:55:120
269367999173141,20cyclictest2728565-21kworker/u2:009:25:040
274900221710,5chrt2749000-21users10:26:210
269367999171140,19cyclictest2732768-21kworker/u2:109:40:080
269367999171140,19cyclictest2709079-21kworker/u2:008:25:080
269367999170139,19cyclictest2741618-21kworker/u2:210:16:190
269367999170139,19cyclictest2731363-21kworker/u2:209:31:170
271649721690,3chrt2716487-21ntpq08:30:340
269367999169139,19cyclictest2691348-21kworker/u2:107:25:030
269367999169139,19cyclictest2678487-21kworker/u2:207:15:070
269367999169138,19cyclictest2764791-21kworker/u2:211:30:220
269367999168138,19cyclictest2775035-21kworker/u2:012:15:370
269367999168137,18cyclictest2717095-21kworker/u2:108:40:120
269367999167138,19cyclictest2706285-21kworker/u2:208:06:190
269367999167136,19cyclictest2732768-21kworker/u2:109:46:190
269367999167135,20cyclictest2722610-21kworker/u2:109:11:170
273192721660,4chrt2731926-21ld09:25:550
269367999166138,19cyclictest2775035-21kworker/u2:012:15:020
269367999166138,18cyclictest2732768-21kworker/u2:109:51:170
269367999166135,18cyclictest2775035-21kworker/u2:012:30:060
276568821640,4chrt2764913-21/usr/sbin/munin11:26:220
269367999164136,18cyclictest2775035-21kworker/u2:012:05:030
269367999164135,18cyclictest2720626-21kworker/u2:008:51:190
269367999164134,19cyclictest2732768-21kworker/u2:109:45:040
269367999161132,18cyclictest2775035-21kworker/u2:012:31:180
269367999161132,18cyclictest2769027-21kworker/u2:011:45:030
269367999157126,20cyclictest2728565-21kworker/u2:009:16:190
269367999157126,20cyclictest2709079-21kworker/u2:008:16:190
269367999156126,19cyclictest2771798-21kworker/u2:111:51:200
269367999154125,19cyclictest2756423-21kworker/u2:211:10:120
269367999154125,18cyclictest2722610-21kworker/u2:109:05:040
269367999153124,17cyclictest2691348-21kworker/u2:107:51:240
269367999152122,18cyclictest2775035-21kworker/u2:012:40:070
269367999152122,18cyclictest2749066-21kworker/u2:210:40:100
269367999151122,19cyclictest2750522-21kworker/u2:010:35:060
269367999150121,18cyclictest2722610-21kworker/u2:109:08:220
269367999150119,19cyclictest2732768-21kworker/u2:109:55:190
269367999149118,20cyclictest2741618-21kworker/u2:210:01:190
269367999144115,18cyclictest2749066-21kworker/u2:210:45:220
269367999142111,20cyclictest2741618-21kworker/u2:210:11:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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