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2026-04-28 - 09:01
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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 Apr 28, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
408722899278248,19cyclictest29-21kswapd000:05:220
409482322560,4chrt4094819-21ntpq19:36:100
408722899254223,20cyclictest29-21kswapd000:00:310
417380022500,3chrt4173797-21ntpq00:20:570
411269522480,3chrt4112693-21memory20:40:300
410190922480,2sleep04101911-21find20:01:180
412120122380,3chrt4121198-21ntpq21:10:520
414513422360,4chrt4145135-21awk22:36:180
408722899207178,17cyclictest4103046-21kworker/u2:020:11:180
408722899207177,18cyclictest4118433-21kworker/u2:121:06:180
408722899207177,18cyclictest4091421-21kworker/u2:019:35:030
408722899205175,19cyclictest4155948-21kworker/u2:123:20:040
408722899203174,18cyclictest4130409-21kworker/u2:022:25:030
408722899201172,17cyclictest4159647-21kworker/u2:123:55:040
408722899201170,19cyclictest4130409-21kworker/u2:022:45:040
408722899200171,18cyclictest4159647-21kworker/u2:100:15:120
408722899200171,18cyclictest4151732-21kworker/u2:223:35:040
410620121990,3chrt4105452-21/usr/sbin/munin20:16:210
408722899199169,18cyclictest4103046-21kworker/u2:020:10:030
408722899197167,18cyclictest4122453-21kworker/u2:021:31:190
408722899196168,18cyclictest4159647-21kworker/u2:100:15:040
408722899196162,23cyclictest4167991-21b-backup00:00:010
408722899195166,18cyclictest4091421-21kworker/u2:019:30:070
408722899195165,18cyclictest4176006-21kworker/u2:100:40:040
408722899193166,18cyclictest4147597-21kworker/u2:122:51:180
408722899192165,17cyclictest4084887-21kworker/u2:119:10:060
408722899192163,17cyclictest4159647-21kworker/u2:123:40:040
408722899192162,18cyclictest4130409-21kworker/u2:022:15:070
408722899191162,17cyclictest4110069-21kworker/u2:220:40:050
408722899190160,19cyclictest4106743-21kworker/u2:120:30:050
408722899190160,18cyclictest4130409-21kworker/u2:022:30:320
408722899189160,18cyclictest4159647-21kworker/u2:123:50:020
408722899189160,18cyclictest4130409-21kworker/u2:022:20:040
408722899189159,18cyclictest4151732-21kworker/u2:223:30:060
408722899188158,19cyclictest4128105-21kworker/u2:121:55:010
408722899187159,17cyclictest4171824-21kworker/u2:000:26:190
408722899187157,19cyclictest4097480-21kworker/u2:219:55:050
411794921860,2sleep04117950-21ls21:00:080
408722899186157,18cyclictest4114141-21kworker/u2:020:55:030
408722899185156,17cyclictest4147597-21kworker/u2:123:05:060
408722899184154,19cyclictest4147597-21kworker/u2:122:46:180
408722899184154,18cyclictest4159647-21kworker/u2:123:41:170
408722899183153,18cyclictest4147597-21kworker/u2:122:56:240
408722899182154,19cyclictest4151732-21kworker/u2:223:10:060
408722899182152,19cyclictest4130409-21kworker/u2:022:26:140
408722899182152,18cyclictest4130409-21kworker/u2:022:06:380
408722899180150,18cyclictest4097480-21kworker/u2:219:50:070
408722899180149,19cyclictest4118433-21kworker/u2:121:05:070
408722899178148,19cyclictest4130409-21kworker/u2:022:05:030
408722899177150,18cyclictest4106743-21kworker/u2:120:25:070
408722899177146,18cyclictest4110069-21kworker/u2:220:35:010
408805221760,4chrt4088050-21/usr/sbin/munin19:11:210
408722899176147,18cyclictest4151732-21kworker/u2:223:20:460
408722899176147,18cyclictest4122453-21kworker/u2:021:16:180
408722899176145,19cyclictest4133664-21kworker/u2:222:00:060
408722899175145,19cyclictest4122453-21kworker/u2:021:30:030
408722899174147,18cyclictest4122453-21kworker/u2:021:21:390
408722899174145,19cyclictest4128105-21kworker/u2:121:45:070
408722899174145,18cyclictest4112316-21kworker/u2:120:45:330
408722899173146,18cyclictest4128105-21kworker/u2:121:40:050
408722899173145,18cyclictest4084887-21kworker/u2:119:16:280
408722899170141,18cyclictest4128105-21kworker/u2:121:41:170
408722899170141,17cyclictest4171824-21kworker/u2:000:31:170
408722899169139,19cyclictest4097480-21kworker/u2:220:00:010
408722899162131,18cyclictest4151732-21kworker/u2:223:10:120
408722899160134,16cyclictest4091421-21kworker/u2:019:41:200
408722899159128,19cyclictest4084887-21kworker/u2:119:20:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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