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2026-06-15 - 09:05
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Mon Jun 15, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
172929999301,26cyclictest1907583-21seq22:05:132
172929999301,26cyclictest1811026-21apt-get20:30:112
172929999291,3cyclictest2040480-21apt-get00:15:132
1729299992720,5cyclictest2015122-21apt-get23:50:122
172929999271,22cyclictest1851868-21apt-get21:10:122
172929999262,21cyclictest1902500-21apt-get22:00:112
1729299992618,6cyclictest1866780-21cron21:25:002
1729299992614,10cyclictest1994645-21cron23:30:002
1729299992610,6cyclictest3777322-21systemd-journal22:54:592
172930299251,20cyclictest2045584-21apt-get00:20:133
172930299250,22cyclictest1938830-21ps22:35:153
1729299992520,3cyclictest1805973-21apt-get20:25:122
172929999251,3cyclictest1917709-21apt-get22:15:122
172929999251,22cyclictest3777322-21systemd-journal21:35:002
172929999251,21cyclictest0-21swapper/223:00:112
172929999250,22cyclictest1754859-21taskset19:35:132
172929999250,10cyclictest1774905-21idleruntime-cro19:55:012
172929699252,21cyclictest1780301-21apt-get20:00:121
172929699250,23cyclictest1734304-21cron19:15:001
172930299241,20cyclictest0-21swapper/321:35:133
172930299240,5cyclictest1790895-21grep20:10:153
172930299240,20cyclictest1974290-21apt-get23:10:103
172929999249,4cyclictest1953307-21cron22:50:002
1729299992419,4cyclictest1826597-21apt-get20:45:102
1729299992419,2cyclictest0-21swapper/219:40:112
1729299992418,5cyclictest0-21swapper/222:30:142
1729299992418,3cyclictest2035393-21apt-get00:10:132
172929999241,3cyclictest1892396-21apt-get21:50:122
1729299992413,9cyclictest0-21swapper/220:10:212
172929999241,2cyclictest1877232-21apt-get21:35:132
172929999240,21cyclictest1938352-21runrttasks22:35:112
172929999240,21cyclictest1821260-21latency_hist20:40:002
172929999240,21cyclictest0-21swapper/200:25:122
172929999240,20cyclictest0-21swapper/222:10:122
172929999240,20cyclictest0-21swapper/220:00:122
172929699242,21cyclictest1856922-21apt-get21:15:131
172929699240,24cyclictest0-21swapper/100:31:461
172929499240,23cyclictest2010557-21sed23:45:170
1729302992319,2cyclictest1983246-21ntpq23:15:213
1729302992319,2cyclictest1912655-21apt-get22:10:123
1729302992319,2cyclictest0-21swapper/322:30:133
1729302992319,2cyclictest0-21swapper/321:50:123
1729302992318,3cyclictest1910593-21tr22:05:193
1729302992318,3cyclictest1816116-21apt-get20:35:133
172930299231,20cyclictest1785084-21cron20:05:003
172930299231,20cyclictest1775178-21apt-get19:55:123
172930299231,19cyclictest0-21swapper/322:25:113
172930299230,4cyclictest1918208-21sed22:15:173
172930299230,21cyclictest1774901-21cron19:55:013
172930299230,20cyclictest0-21swapper/322:00:113
172930299230,20cyclictest0-21swapper/319:10:113
1729299992319,2cyclictest1734579-21apt-get19:15:112
1729299992318,3cyclictest1969217-21apt-get23:05:132
1729299992318,3cyclictest1959085-21apt-get22:55:122
1729299992318,2cyclictest1841762-21taskset21:00:122
172929999231,2cyclictest1800941-21apt-get20:20:132
1729299992310,2cyclictest0-21swapper/219:55:252
172929999230,3cyclictest1922764-21apt-get22:20:122
172929999230,20cyclictest0-21swapper/223:15:122
172929999230,20cyclictest0-21swapper/220:50:122
1729296992320,2cyclictest1846813-21apt-get21:05:121
1729296992319,2cyclictest1989877-21apt-get23:25:121
1729296992319,2cyclictest1887320-21apt-get21:45:131
1729296992319,2cyclictest0-21swapper/123:05:131
172929699231,2cyclictest1759923-21apt-get19:40:111
172929699231,21cyclictest2060771-21apt-get00:35:121
172929699230,22cyclictest1959285-21cut22:55:141
172929699230,20cyclictest0-21swapper/122:20:121
172929499231,20cyclictest1790407-21apt-get20:10:110
1729302992219,2cyclictest2020153-21apt-get23:55:123
1729302992219,2cyclictest1832140-21irqcore20:50:173
1729302992219,1cyclictest1872157-21apt-get21:30:113
1729302992219,1cyclictest0-21swapper/323:30:113
1729302992218,2cyclictest0-21swapper/323:45:123
172930299220,21cyclictest1760870-21ps19:40:163
172930299220,19cyclictest0-21swapper/323:35:113
172930299220,19cyclictest0-21swapper/321:00:123
172930299220,19cyclictest0-21swapper/319:45:123
172929999229,2cyclictest0-21swapper/200:05:202
1729299992219,2cyclictest0-21swapper/223:37:142
1729299992218,3cyclictest0-21swapper/223:33:292
1729299992217,3cyclictest1745221-21ps19:25:142
1729299992217,3cyclictest1739653-21seq19:20:122
1729299992212,2cyclictest0-21swapper/220:45:002
172929999221,1cyclictest1764992-21apt-get19:45:122
1729299992211,2cyclictest0-21swapper/223:10:122
1729299992210,3cyclictest2059664-21grep00:30:222
172929999220,2cyclictest0-21swapper/222:25:112
172929999220,20cyclictest0-21swapper/221:15:122
172929999220,19cyclictest0-21swapper/200:35:112
172929999220,19cyclictest0-21swapper/200:00:132
172929999220,14cyclictest0-21swapper/221:44:552
1729296992219,2cyclictest301rcuc/119:55:011
1729296992218,2cyclictest2025215-21apt-get00:00:141
172929699221,2cyclictest1994908-21apt-get23:30:111
172929699221,20cyclictest3777322-21systemd-journal23:25:001
172929699221,20cyclictest0-21swapper/123:40:121
1729294992216,4cyclictest1932570-21cron22:30:000
172929499221,20cyclictest1892396-21apt-get21:50:130
172929499221,20cyclictest1821569-21apt-get20:40:120
172929499220,3cyclictest1856643-21cron21:15:000
172929499220,2cyclictest1775679-21tr19:55:170
172929499220,21cyclictest1866808-21idleruntime-cro21:25:000
172929499220,19cyclictest0-21swapper/022:30:040
1729302992119,1cyclictest0-21swapper/321:10:123
1729302992119,1cyclictest0-21swapper/319:30:123
1729302992118,2cyclictest0-21swapper/323:20:113
1729302992118,1cyclictest0-21swapper/323:00:103
1729302992118,1cyclictest0-21swapper/321:20:103
1729302992118,1cyclictest0-21swapper/320:40:023
1729302992116,4cyclictest1841481-21cron21:00:003
172930299210,20cyclictest0-21swapper/322:45:203
172930299210,20cyclictest0-21swapper/322:40:123
172930299210,1cyclictest0-21swapper/321:40:123
172930299210,19cyclictest0-21swapper/323:50:163
172929999214,8cyclictest1790150-21munin-run20:10:012
1729299992118,2cyclictest0-21swapper/200:20:132
1729299992117,2cyclictest0-21swapper/220:55:132
1729299992114,4cyclictest0-21swapper/220:15:132
172929999210,20cyclictest1-21systemd23:45:002
172929999210,20cyclictest1-21systemd23:25:002
172929999210,19cyclictest0-21swapper/223:55:162
1729296992119,1cyclictest1867057-21apt-get21:25:131
1729296992119,1cyclictest1867057-21apt-get21:25:131
1729296992119,1cyclictest0-21swapper/120:10:111
1729296992119,1cyclictest0-21swapper/119:30:121
1729296992119,1cyclictest0-21swapper/100:05:121
1729296992118,2cyclictest514-21in:imuxsock19:50:001
1729296992118,1cyclictest1937663-21apt-get22:35:031
1729296992117,2cyclictest1831652-21apt-get20:50:121
1729296992116,4cyclictest1918204-21ps22:15:171
172929699211,19cyclictest0-21swapper/120:08:071
172929699210,2cyclictest1830813-21timerwakeupswit20:45:231
172929699210,2cyclictest0-21swapper/123:35:191
172929699210,20cyclictest0-21swapper/123:15:211
172929699210,20cyclictest0-21swapper/122:10:201
172929699210,20cyclictest0-21swapper/120:40:121
172929699210,20cyclictest0-21swapper/120:30:111
172929699210,1cyclictest0-21swapper/119:55:121
1729294992119,1cyclictest1922764-21apt-get22:20:120
1729294992119,1cyclictest1841759-21apt-get21:00:130
1729294992119,1cyclictest0-21swapper/020:55:130
1729294992118,2cyclictest1800664-21cron20:20:010
1729294992118,2cyclictest1774903-21cron19:55:010
172929499211,1cyclictest1815001-21ntpq20:30:220
172929499210,20cyclictest0-21swapper/019:30:130
172929499210,19cyclictest0-21swapper/023:10:100
1729302992018,1cyclictest0-21swapper/320:45:193
1729302992018,1cyclictest0-21swapper/300:05:123
1729302992016,2cyclictest0-21swapper/323:05:133
172930299200,1cyclictest0-21swapper/322:52:053
172930299200,1cyclictest0-21swapper/321:15:123
172930299200,1cyclictest0-21swapper/321:05:133
172930299200,1cyclictest0-21swapper/300:39:043
172930299200,19cyclictest0-21swapper/320:30:223
172930299200,19cyclictest0-21swapper/320:25:003
172930299200,19cyclictest0-21swapper/319:15:113
1729299992018,1cyclictest0-21swapper/221:55:112
1729299992017,2cyclictest0-21swapper/221:25:212
1729299992017,2cyclictest0-21swapper/221:25:212
1729299992017,2cyclictest0-21swapper/221:05:132
1729296992018,2cyclictest0-21swapper/100:10:131
1729296992018,1cyclictest1882263-21apt-get21:40:131
1729296992018,1cyclictest0-21swapper/122:50:111
1729296992018,1cyclictest0-21swapper/122:25:111
1729296992017,1cyclictest1739650-21apt-get19:20:121
1729296992017,1cyclictest0-21swapper/121:50:131
172929699200,20cyclictest64-21kcompactd019:29:571
172929699200,1cyclictest0-21swapper/121:55:111
172929699200,19cyclictest0-21swapper/123:10:101
172929699200,19cyclictest0-21swapper/120:20:121
172929699200,19cyclictest0-21swapper/119:18:071
172929699200,19cyclictest0-21swapper/100:24:011
1729294992018,1cyclictest0-21swapper/023:40:120
1729294992018,1cyclictest0-21swapper/023:35:110
1729294992018,1cyclictest0-21swapper/023:30:110
1729294992018,1cyclictest0-21swapper/020:00:120
1729294992018,1cyclictest0-21swapper/019:40:110
172929499200,1cyclictest0-21swapper/023:55:120
172929499200,1cyclictest0-21swapper/021:45:140
172929499200,1cyclictest0-21swapper/020:35:140
172929499200,1cyclictest0-21swapper/019:15:110
172929499200,19cyclictest0-21swapper/023:15:120
172929499200,19cyclictest0-21swapper/023:00:120
172929499200,19cyclictest0-21swapper/021:30:120
172929499200,19cyclictest0-21swapper/021:15:120
172929499200,19cyclictest0-21swapper/019:35:170
172929499200,19cyclictest0-21swapper/000:35:120
172929499200,19cyclictest0-21swapper/000:05:440
1729302991917,1cyclictest1740134-21ps19:20:173
1729302991917,1cyclictest0-21swapper/321:25:133
1729302991917,1cyclictest0-21swapper/321:25:123
1729302991917,1cyclictest0-21swapper/300:30:123
172930299190,18cyclictest0-21swapper/320:15:173
172930299190,17cyclictest0-21swapper/300:10:133
1729296991917,1cyclictest0-21swapper/120:36:051
1729296991916,2cyclictest1948993-21irqcore22:45:151
1729296991916,2cyclictest0-21swapper/122:40:151
1729294991918,1cyclictest0-21swapper/021:35:130
1729294991917,1cyclictest0-21swapper/021:40:130
1729294991917,1cyclictest0-21swapper/000:15:130
1729294991916,2cyclictest1973132-21ntpq23:05:210
1729294991916,2cyclictest1912383-21ls22:10:000
1729294991916,1cyclictest1952403-21ntpq22:45:210
1729294991913,5cyclictest2050336-21cron00:25:000
172929499190,18cyclictest0-21swapper/023:52:180
1729302991817,1cyclictest64-21kcompactd022:24:083
1729302991816,1cyclictest2005962-21ps23:40:173
1729302991815,2cyclictest1897948-21irqcore21:55:153
1729296991816,1cyclictest0-21swapper/120:25:131
1729296991815,2cyclictest2010070-21apt-get23:45:131
1729296991815,2cyclictest1876977-21munin-run21:35:001
1729296991815,1cyclictest1796390-21cut20:15:171
1729294991815,2cyclictest2035894-21irqcore00:10:170
172929499180,1cyclictest1-21systemd20:25:000
172929499180,17cyclictest1953316-21apt-get22:50:030
1729299991713,3cyclictest2013504-21kthreadcore23:45:182
1729296991715,1cyclictest64-21kcompactd019:39:381
1729296991715,1cyclictest0-21swapper/121:14:471
1729296991712,3cyclictest1938003-21dpkg22:35:011
1729294991716,1cyclictest0-21swapper/022:11:460
1729294991714,2cyclictest61650irq/133-enp0s29f1:rx-021:55:120
1729294991714,2cyclictest0-21swapper/019:10:120
1729294991714,1cyclictest0-21swapper/022:00:110
1729302991613,2cyclictest1759662-21sh19:40:013
1729302991613,1cyclictest0-21swapper/300:00:133
1729302991612,2cyclictest1990364-21sed23:25:163
1729299991613,2cyclictest1733348-21grep19:10:192
1729299991610,4cyclictest1754578-21cron19:35:002
1729296991615,1cyclictest0-21swapper/122:05:121
1729296991613,2cyclictest1841481-21cron21:00:001
1729296991611,3cyclictest1906876-21unixbench_singl22:00:241
1729294991614,2cyclictest62450irq/134-enp0s29f1:tx-023:25:210
1729294991614,1cyclictest0-21swapper/019:45:120
1729294991613,2cyclictest2026168-21sort00:00:200
1729294991613,2cyclictest1921505-21needreboot22:15:200
1729294991613,2cyclictest1-21systemd19:25:010
1729294991611,3cyclictest61650irq/133-enp0s29f1:rx-000:30:110
1729302991514,1cyclictest0-21swapper/319:29:243
1729302991512,1cyclictest0-21swapper/300:25:133
1729294991514,1cyclictest61650irq/133-enp0s29f1:rx-000:28:190
1729294991512,2cyclictest62450irq/134-enp0s29f1:tx-022:35:240
1729294991512,2cyclictest61650irq/133-enp0s29f1:rx-020:25:180
1729294991512,2cyclictest1989352-21latency_hist23:25:000
1729302991410,2cyclictest0-21swapper/320:25:153
1729296991413,1cyclictest0-21swapper/123:50:121
1729296991411,2cyclictest2055398-21sh00:30:001
1729296991410,3cyclictest1877299-21cpuspeed_turbos21:35:131
1729294991413,1cyclictest61650irq/133-enp0s29f1:rx-020:08:400
1729294991411,2cyclictest61650irq/133-enp0s29f1:rx-019:25:090
1729294991411,2cyclictest1830491-21ntpq20:45:200
172930299139,2cyclictest0-21swapper/322:55:123
1729302991311,1cyclictest0-21swapper/321:45:143
1729302991311,1cyclictest0-21swapper/320:05:143
172929999131,10cyclictest1729221-21latency_hist19:10:012
172929699139,3cyclictest301rcuc/121:20:151
1729296991310,2cyclictest1964637-21grep23:00:151
172929499138,4cyclictest1832135-21irqcore20:50:170
1729294991310,2cyclictest61650irq/133-enp0s29f1:rx-021:05:120
1729294991310,2cyclictest1867123-21cpuspeed_turbos21:25:140
1729294991310,2cyclictest1867123-21cpuspeed_turbos21:25:140
172930299121,2cyclictest1729221-21latency_hist19:10:013
172929999128,3cyclictest1888272-21sort21:45:182
172929499129,2cyclictest61650irq/133-enp0s29f1:rx-022:55:200
172929499128,3cyclictest1943624-21fschecks_count22:40:130
172929699118,2cyclictest1842107-21head21:00:151
172929699110,2cyclictest0-21swapper/100:15:201
172930299107,2cyclictest2040480-21apt-get00:15:113
172929699108,1cyclictest0-21swapper/123:55:121
17292969991,2cyclictest191rcu_preempt19:10:011
17292949994,4cyclictest1729430-21cat19:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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