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2026-03-18 - 15:50
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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 Wed Mar 18, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
97247499280245,22cyclictest982530-21awk07:45:220
97247499270242,17cyclictest972483-21kworker/u2:107:36:260
97247499268237,20cyclictest29-21kswapd007:41:020
104937822610,4chrt1049374-21diskstats11:45:220
101355222520,3chrt1013523-21ntp_states09:36:050
106225722500,3chrt1062254-21ntpq12:30:560
105674722490,4chrt1056745-21ntpq12:11:110
99227822450,3chrt992277-21/usr/sbin/munin08:20:200
104543522450,3chrt1045432-21ntpq11:30:360
100216322320,4chrt1002161-21memory08:55:280
97247499224195,18cyclictest969683-21kworker/u2:007:16:190
97247499223194,17cyclictest1002367-21kworker/u2:109:06:170
97247499223193,19cyclictest1026866-21kworker/u2:210:30:030
97247499219188,19cyclictest1057494-21kworker/u2:012:36:170
97247499216187,18cyclictest1016167-21kworker/u2:209:51:160
97247499212182,18cyclictest972483-21kworker/u2:107:31:180
97247499209179,19cyclictest1016167-21kworker/u2:210:00:040
97247499209179,18cyclictest972483-21kworker/u2:107:30:050
97247499208180,17cyclictest996698-21kworker/u2:108:36:160
97247499207180,16cyclictest1031054-21kworker/u2:110:50:050
100456622060,2sleep01004570-21idleruntime-cro09:05:010
97247499205175,19cyclictest1016167-21kworker/u2:210:10:040
97247499205174,19cyclictest1026866-21kworker/u2:210:31:160
97247499203173,19cyclictest1051927-21kworker/u2:112:00:050
104103722020,2sleep01041035-21if_err_wlan011:15:220
97247499200171,18cyclictest972483-21kworker/u2:107:51:180
97247499200171,18cyclictest1002367-21kworker/u2:109:30:040
97247499200170,19cyclictest1057494-21kworker/u2:012:21:180
97247499200170,18cyclictest1049637-21kworker/u2:011:51:160
97247499200165,23cyclictest1035211-21kworker/u2:211:25:070
103735021990,2sleep01037352-21grep11:01:160
99521521980,3sleep0995218-21grep08:30:290
97247499198170,18cyclictest1002367-21kworker/u2:109:20:030
97247499196168,17cyclictest1035211-21kworker/u2:211:10:050
97247499196166,18cyclictest1000894-21kworker/u2:208:55:050
97247499195165,18cyclictest1057494-21kworker/u2:012:26:160
97247499194166,17cyclictest1035211-21kworker/u2:211:40:010
101295821910,3chrt1012959-21latency_hist09:35:050
97247499190162,17cyclictest1023330-21kworker/u2:010:20:020
97247499190160,18cyclictest1023330-21kworker/u2:010:20:080
97247499189161,17cyclictest1031054-21kworker/u2:110:56:180
97247499189161,17cyclictest1031054-21kworker/u2:110:51:180
97247499189159,18cyclictest986972-21kworker/u2:008:05:070
97247499188159,18cyclictest1023330-21kworker/u2:010:15:020
97247499187159,17cyclictest1002367-21kworker/u2:109:45:060
97247499187157,18cyclictest986972-21kworker/u2:008:15:030
97247499186158,18cyclictest1057494-21kworker/u2:012:16:180
97247499185158,18cyclictest1051927-21kworker/u2:112:01:180
97247499185154,19cyclictest1002367-21kworker/u2:109:10:110
97247499184153,19cyclictest992978-21kworker/u2:208:30:030
97247499182155,17cyclictest1035211-21kworker/u2:211:30:070
97247499182154,16cyclictest1051927-21kworker/u2:112:06:160
97247499182152,18cyclictest986972-21kworker/u2:008:15:320
97247499180151,18cyclictest1002367-21kworker/u2:109:25:030
97247499180150,18cyclictest996698-21kworker/u2:108:50:060
97247499180150,18cyclictest1016167-21kworker/u2:210:01:160
97247499179152,17cyclictest1035211-21kworker/u2:211:11:220
97247499178149,18cyclictest1026866-21kworker/u2:210:36:180
97247499178148,18cyclictest1031054-21kworker/u2:110:40:370
97247499177147,18cyclictest972483-21kworker/u2:107:20:520
97247499176148,18cyclictest969683-21kworker/u2:007:11:260
98521421740,4chrt985211-21apt-get07:55:100
97247499174144,18cyclictest1035211-21kworker/u2:211:45:040
97247499173145,17cyclictest986972-21kworker/u2:008:06:180
99824721720,3chrt998245-21ntp_states08:41:050
97247499171140,18cyclictest1016167-21kworker/u2:209:45:460
97247499168141,17cyclictest969683-21kworker/u2:007:10:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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