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2026-03-27 - 23:17
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot4.osadl.org (updated Fri Mar 27, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
537638993218,13cyclictest261-21systemd-journal07:30:000
53763899321,22cyclictest707021-21apt-get09:55:110
53763899311,3cyclictest701965-21apt-get09:50:120
53763899311,2cyclictest828888-21apt-get11:55:120
53763899311,21cyclictest681655-21apt-get09:30:130
53763899301,3cyclictest712072-21apt-get10:00:120
53763899301,21cyclictest0-21swapper/009:40:120
53763899291,21cyclictest676577-21apt-get09:25:110
53763899281,1cyclictest869714-21apt-config12:35:010
53763899280,2cyclictest1-21systemd12:40:010
537648992725,1cyclictest0-21swapper/312:00:123
53763899272,21cyclictest752900-21apt-get10:40:100
53764699261,23cyclictest1-21systemd12:30:002
537638992616,9cyclictest0-21swapper/011:50:120
537638992612,5cyclictest864350-21sed12:30:000
53763899261,20cyclictest0-21swapper/009:35:110
53763899260,1cyclictest0-21swapper/012:00:130
537648992522,1cyclictest772872-21sh11:00:013
537641992521,2cyclictest311ktimers/111:40:151
53763899252,3cyclictest768069-21apt-get10:55:120
537638992518,5cyclictest0-21swapper/009:10:110
53763899251,21cyclictest788304-21apt-get11:15:120
53763899251,21cyclictest645410-21apt-get08:55:130
53764899242,20cyclictest854196-21apt-get12:20:113
537648992420,2cyclictest778177-21apt-get11:05:113
53764899241,21cyclictest849093-21apt-get12:15:133
53764699245,11cyclictest0-21swapper/211:05:012
53764699241,21cyclictest783226-21apt-get11:10:112
53764699241,20cyclictest0-21swapper/212:10:112
53764199242,2cyclictest798466-21apt-get11:25:111
53764199242,2cyclictest542955-21apt-get07:15:121
537641992420,2cyclictest833940-21apt-get12:00:131
53764199241,21cyclictest613542-21ntpq08:20:201
53763899241,3cyclictest0-21swapper/011:05:110
53763899241,21cyclictest773144-21apt-get11:00:110
537648992322,1cyclictest0-21swapper/309:35:113
537648992320,1cyclictest691811-21apt-get09:40:123
537648992320,1cyclictest661445-21apt-get09:10:113
537648992320,1cyclictest481rcuc/309:45:133
537648992320,1cyclictest481rcuc/309:45:123
53764899230,4cyclictest737077-21gpgv10:25:003
53764899230,21cyclictest261-21systemd-journal07:50:003
537646992319,2cyclictest788304-21apt-get11:15:132
53764699231,2cyclictest837793-21ntpq12:00:222
53764699230,20cyclictest583487-21apt-get07:55:122
53764699230,20cyclictest0-21swapper/211:35:132
53764699230,20cyclictest0-21swapper/210:55:122
53764699230,20cyclictest0-21swapper/209:40:122
53764699230,19cyclictest0-21swapper/209:50:112
537638992320,2cyclictest0-21swapper/010:30:130
537638992319,2cyclictest594056-21apt-get08:05:120
537638992319,2cyclictest0-21swapper/007:30:110
537638992318,3cyclictest717595-21irqcore10:05:150
537638992316,5cyclictest839460-21grep12:05:160
537638992314,1cyclictest0-21swapper/009:45:130
537638992314,1cyclictest0-21swapper/009:45:120
53763899231,2cyclictest599557-21apt-get08:10:130
53763899231,2cyclictest0-21swapper/007:40:120
53763899231,21cyclictest0-21swapper/011:49:250
53763899230,2cyclictest604587-21apt-get08:15:110
537648992219,2cyclictest869578-21munin-plugin-st12:35:003
537648992219,2cyclictest568277-21apt-get07:40:123
537648992219,1cyclictest666498-21apt-get09:15:113
537648992218,2cyclictest620683-21sort08:30:173
537648992217,3cyclictest814149-21ps11:40:153
53764899221,20cyclictest50-21ksoftirqd/308:45:103
53764899220,2cyclictest0-21swapper/311:20:113
53764899220,21cyclictest655848-21apt-config09:05:003
53764899220,21cyclictest481rcuc/311:45:133
53764899220,20cyclictest722160-21apt-get10:10:133
537646992219,1cyclictest686733-21apt-get09:35:112
537646992217,3cyclictest562945-21munin-run07:35:002
53764699221,20cyclictest763037-21apt-get10:50:122
53764699220,1cyclictest615159-21ps08:25:152
53764699220,19cyclictest0-21swapper/209:15:122
537641992220,1cyclictest818754-21apt-get11:45:121
537641992219,2cyclictest747848-21apt-get10:35:111
537641992219,2cyclictest582373-21ntpq07:50:221
53764199221,20cyclictest676316-21latency_hist09:25:001
53764199221,1cyclictest870254-21apt-get12:35:111
537638992218,2cyclictest737044-21apt-get10:25:020
537638992217,2cyclictest619730-21apt-get08:30:130
53763899221,2cyclictest0-21swapper/010:50:120
53763899220,3cyclictest854170-21/usr/sbin/munin12:20:160
53763899220,21cyclictest64-21kcompactd007:47:280
53763899220,21cyclictest0-21swapper/008:00:100
53763899220,20cyclictest0-21swapper/011:30:030
537648992119,1cyclictest681655-21apt-get09:30:143
537648992119,1cyclictest0-21swapper/310:00:113
537648992119,1cyclictest0-21swapper/307:11:593
537648992118,2cyclictest0-21swapper/308:15:113
537648992114,1cyclictest0-21swapper/311:15:173
53764899211,19cyclictest0-21swapper/309:00:003
53764899211,19cyclictest0-21swapper/307:15:123
53764899210,20cyclictest870745-21sort12:35:153
53764899210,20cyclictest593784-21ls08:05:003
53764899210,20cyclictest0-21swapper/308:05:123
53764899210,20cyclictest0-21swapper/307:55:123
53764899210,1cyclictest0-21swapper/309:25:113
537646992119,1cyclictest0-21swapper/211:25:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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