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2026-08-17 - 03:46
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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 100 highest latencies:
System rack3slot2.osadl.org (updated Mon Aug 17, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
407818023510,2sleep04078178-21rt-features19:05:580
412280522670,2sleep04122806-21find21:46:170
412674622640,4chrt4126734-21ntpq22:00:420
416354822590,3chrt4163549-21latency_hist00:15:070
409900422550,4chrt4099000-21ntp_states20:21:040
409235822510,3chrt4092359-21who19:56:250
414918422470,3chrt4149185-21/usr/sbin/munin23:21:120
412549322450,3chrt4125492-21awk21:56:130
416391022110,2sleep04163913-21sed00:15:320
407888899207176,19cyclictest4110027-21kworker/u2:121:25:040
407888899204175,18cyclictest4143443-21kworker/u2:023:15:030
407888899204173,19cyclictest4068900-21kworker/u2:119:45:030
412795922030,2sleep04127961-21uname22:05:270
409628722010,2sleep04096289-21grep20:11:160
407888899201171,19cyclictest4110027-21kworker/u2:121:05:040
407888899200173,17cyclictest4110027-21kworker/u2:121:26:210
407888899200170,18cyclictest4134598-21kworker/u2:122:35:060
407888899200169,18cyclictest4153182-21kworker/u2:123:50:030
407888899199168,19cyclictest4156890-21kworker/u2:000:06:200
411818321950,2sleep04118181-21interrupts21:30:250
407888899195165,18cyclictest4153182-21kworker/u2:100:00:060
407888899193165,17cyclictest4095991-21kworker/u2:020:20:040
407888899193163,18cyclictest4132803-21kworker/u2:022:30:060
409035821920,2sleep04090360-21sed19:50:260
407888899192161,20cyclictest4168045-21kworker/u2:100:36:220
407888899191159,19cyclictest4130428-21kworker/u2:222:25:060
407888899189158,19cyclictest4162092-21kworker/u2:200:25:070
407888899189158,19cyclictest4110027-21kworker/u2:121:06:190
407888899188157,20cyclictest4068900-21kworker/u2:120:01:220
407888899187159,18cyclictest4068900-21kworker/u2:119:40:080
407888899187158,19cyclictest4126255-21kworker/u2:122:15:040
407888899187157,18cyclictest4132803-21kworker/u2:022:40:000
410822421860,2sleep04108225-21latency_hist20:55:070
407888899184156,18cyclictest4166273-21kworker/u2:000:26:200
407888899183153,19cyclictest4143443-21kworker/u2:023:10:050
407888899182153,17cyclictest4137395-21kworker/u2:222:55:020
407888899182151,19cyclictest4143443-21kworker/u2:023:01:210
407888899182151,19cyclictest4068900-21kworker/u2:119:15:380
407888899180149,19cyclictest4118374-21kworker/u2:021:45:040
407888899179150,18cyclictest4130428-21kworker/u2:222:20:020
407888899179149,19cyclictest4110027-21kworker/u2:121:15:040
407888899178149,18cyclictest4095991-21kworker/u2:020:30:060
407888899178147,19cyclictest4123458-21kworker/u2:221:55:020
407888899177147,19cyclictest4156890-21kworker/u2:000:05:030
407888899177147,19cyclictest4151689-21kworker/u2:223:35:010
407888899177147,18cyclictest4132803-21kworker/u2:022:50:070
407888899176147,18cyclictest4100192-21kworker/u2:220:36:180
415739521740,3chrt4157392-21ntpq23:50:470
407888899174144,19cyclictest4108132-21kworker/u2:221:00:060
407888899174143,19cyclictest4166273-21kworker/u2:000:31:140
407888899173146,17cyclictest4118374-21kworker/u2:021:36:190
407888899173144,18cyclictest4103979-21kworker/u2:020:50:040
407888899173141,19cyclictest4153182-21kworker/u2:123:45:050
407940321710,3chrt4079400-21ntpq19:10:450
407888899171142,18cyclictest4137395-21kworker/u2:223:00:030
407888899170140,18cyclictest4149914-21kworker/u2:023:30:050
407888899170140,18cyclictest4068900-21kworker/u2:119:20:300
407888899169138,19cyclictest4132803-21kworker/u2:022:41:210
407888899169138,19cyclictest4110027-21kworker/u2:121:15:540
407888899168138,18cyclictest4147601-21kworker/u2:123:20:010
407888899167140,17cyclictest4068900-21kworker/u2:119:50:040
407888899167139,18cyclictest4068900-21kworker/u2:119:30:040
407888899167138,18cyclictest4100192-21kworker/u2:220:35:060
407888899167137,19cyclictest4068900-21kworker/u2:119:30:340
407888899162132,18cyclictest4153182-21kworker/u2:123:40:070
407888899157126,19cyclictest4068900-21kworker/u2:120:05:360
407888899144115,19cyclictest4100192-21kworker/u2:220:40:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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