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2026-03-16 - 21:53
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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 376 highest latencies:
System rack3slot2.osadl.org (updated Mon Mar 16, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
417892899292262,18cyclictest4187212-21kworker/u2:207:41:030
4084622540,2sleep040848-21sort10:30:070
2045322490,2chrt20451-21ntp_states09:15:570
2827922350,2sleep028281-21grep09:45:070
5194622180,3sleep051949-21wc11:10:070
6733022100,3sleep067332-21sort12:05:070
417892899209179,19cyclictest3592-21kworker/u2:208:51:180
419172322060,2sleep04191721-21df07:55:150
417892899206175,18cyclictest46820-21kworker/u2:011:05:050
4374922030,2sleep043750-21grep10:40:140
417892899203174,17cyclictest53285-21kworker/u2:211:25:050
7649722010,2sleep076498-21/usr/sbin/munin12:36:210
417892899201174,17cyclictest71426-21kworker/u2:112:31:210
417892899200172,17cyclictest3592-21kworker/u2:208:56:160
417892899199172,17cyclictest5054-21kworker/u2:008:25:030
417892899197167,19cyclictest3592-21kworker/u2:208:36:160
417892899197166,19cyclictest4170817-21kworker/u2:007:16:180
417892899196167,18cyclictest40759-21kworker/u2:210:36:170
417892899196165,19cyclictest25114-21kworker/u2:010:00:050
417892899192164,17cyclictest73434-21kworker/u2:012:30:020
417892899192164,17cyclictest3592-21kworker/u2:209:31:190
417892899192163,18cyclictest46820-21kworker/u2:011:20:050
417892899192163,18cyclictest3592-21kworker/u2:209:15:050
417892899192162,19cyclictest3592-21kworker/u2:208:35:030
417892899192162,18cyclictest25114-21kworker/u2:010:16:170
417892899192159,22cyclictest4191524-21kworker/u2:008:05:120
417892899192159,22cyclictest1767-21kworker/u2:108:20:040
417892899191162,18cyclictest1767-21kworker/u2:108:11:200
417892899190163,18cyclictest25114-21kworker/u2:010:06:190
417892899190162,18cyclictest4170817-21kworker/u2:007:26:180
417892899190161,18cyclictest5054-21kworker/u2:008:25:310
417892899190161,18cyclictest3592-21kworker/u2:209:25:120
417892899190161,17cyclictest4170817-21kworker/u2:007:40:020
417892899189161,18cyclictest53285-21kworker/u2:211:31:220
417892899188159,17cyclictest64431-21kworker/u2:212:20:040
417892899187159,17cyclictest40759-21kworker/u2:210:50:130
417892899186157,18cyclictest25114-21kworker/u2:010:35:070
417892899186157,17cyclictest4191524-21kworker/u2:008:01:470
1753221850,3chrt17531-21sshd09:05:310
417892899184155,18cyclictest25114-21kworker/u2:009:40:040
417892899183155,18cyclictest4170817-21kworker/u2:007:35:030
417892899183153,18cyclictest25114-21kworker/u2:009:50:130
417892899183140,19cyclictest62075-21kworker/u2:011:50:040
417892899182152,19cyclictest62075-21kworker/u2:011:55:000
417892899181156,17cyclictest25114-21kworker/u2:010:25:070
3334721810,3chrt33345-21users10:01:230
418926321770,3chrt4189261-21ld07:45:450
417892899176147,19cyclictest53285-21kworker/u2:211:30:070
417892899175146,18cyclictest60274-21kworker/u2:111:45:050
417892899174145,17cyclictest3592-21kworker/u2:208:40:110
417892899173144,17cyclictest25114-21kworker/u2:010:15:010
417892899169141,17cyclictest3592-21kworker/u2:208:45:110
417892899168140,18cyclictest64431-21kworker/u2:212:00:060
417892899167137,18cyclictest64431-21kworker/u2:212:05:100
417892899167137,18cyclictest4170817-21kworker/u2:007:20:220
417892899166138,16cyclictest40759-21kworker/u2:210:46:170
417892899166137,17cyclictest64431-21kworker/u2:212:20:370
417892899165137,17cyclictest4188764-21kworker/u2:107:50:390
417892899164134,18cyclictest25114-21kworker/u2:009:50:060
417892899164133,19cyclictest53285-21kworker/u2:211:35:390
4834421620,4chrt48342-21ntpq10:56:090
417892899162132,18cyclictest46820-21kworker/u2:011:10:230
417892899161135,16cyclictest3592-21kworker/u2:209:00:400
417892899160131,18cyclictest64431-21kworker/u2:212:10:080
417892899155126,18cyclictest3592-21kworker/u2:209:21:240
417892899153124,17cyclictest4170817-21kworker/u2:007:10:480
417892899139112,17cyclictest4170817-21kworker/u2:007:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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