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2026-04-11 - 06:24
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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 Sat Apr 11, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1572684995451,2cyclictest1644188-21fwupd20:18:020
157269199271,5cyclictest1854340-21irqcore23:45:162
1572693992621,3cyclictest0-21swapper/323:20:003
157269399260,23cyclictest1833661-21grep23:25:163
157269199262,21cyclictest1751693-21apt-get22:05:102
157268899261,21cyclictest1879122-21apt-get00:10:121
157268899261,21cyclictest1812891-21apt-get23:05:111
157268899261,21cyclictest1675143-21apt-get20:50:101
1572693992521,2cyclictest1771757-21idleruntime-cro22:24:593
157269399251,20cyclictest1715720-21apt-get21:30:133
157269399250,22cyclictest1613825-21runrttasks19:50:123
157269199251,23cyclictest1833644-21ps23:25:152
157269199250,24cyclictest1720613-21unin-run21:35:012
1572688992521,3cyclictest311ktimers/119:40:121
157268899251,21cyclictest1618875-21apt-get19:55:111
1572693992420,2cyclictest1904421-21apt-get00:35:113
1572693992420,2cyclictest1623930-21apt-get20:00:123
157269399241,3cyclictest1689198-21ntpq21:00:203
157269399241,20cyclictest0-21swapper/322:25:143
1572691992420,3cyclictest1598187-21apt-get19:35:122
157269199241,21cyclictest1889255-21apt-get00:20:102
157269199241,21cyclictest1577664-21cron19:15:002
157269199240,22cyclictest1772504-21irqcore22:25:182
157268899241,4cyclictest1837961-21cron23:29:591
157268899241,21cyclictest1838239-21apt-get23:30:121
157268899241,20cyclictest1868971-21apt-get00:00:131
157268899241,20cyclictest0-21swapper/123:00:131
157268499242,2cyclictest1787574-21apt-get22:40:100
157268499242,21cyclictest1628963-21apt-get20:05:110
1572684992420,2cyclictest1710648-21apt-get21:25:110
157269399230,22cyclictest1587782-21idleruntime-cro19:25:003
157269399230,21cyclictest1883949-21munin-run00:15:003
157269399230,19cyclictest0-21swapper/323:30:123
157269199232,2cyclictest1665006-21apt-get20:40:132
1572691992319,2cyclictest1721258-21apt-get21:35:112
1572691992318,3cyclictest1812891-21apt-get23:05:122
1572691992316,5cyclictest1832883-21cron23:25:002
157269199231,2cyclictest1746625-21apt-get22:00:132
157269199231,2cyclictest0-21swapper/223:00:122
157269199231,2cyclictest0-21swapper/220:05:112
157269199231,21cyclictest1618878-21chrt19:55:102
157269199231,21cyclictest0-21swapper/222:15:212
157269199230,21cyclictest1654604-21kworker/2:1+events21:20:232
157269199230,21cyclictest1639541-21apt-get20:15:122
157269199230,20cyclictest0-21swapper/220:10:122
1572688992319,2cyclictest261-21systemd-journal00:36:311
1572688992319,1cyclictest0-21swapper/122:30:121
1572688992318,3cyclictest1588538-21ps19:25:161
157268899231,20cyclictest1863907-21apt-get23:55:101
157268899231,20cyclictest1847634-21ntpq23:35:201
157268899231,20cyclictest1649473-21cron20:25:001
157268899231,20cyclictest0-21swapper/122:50:111
157268899231,20cyclictest0-21swapper/119:20:101
157268899231,19cyclictest0-21swapper/119:35:121
157268899230,3cyclictest1772345-21chrt22:25:161
157268899230,21cyclictest1822748-21cron23:14:591
157268899230,21cyclictest1674874-21idleruntime-cro20:50:001
157268899230,20cyclictest0-21swapper/123:15:111
157268899230,20cyclictest0-21swapper/122:20:111
157268899230,20cyclictest0-21swapper/122:00:131
157268899230,20cyclictest0-21swapper/121:20:121
157268899230,20cyclictest0-21swapper/121:05:111
157268899230,20cyclictest0-21swapper/119:50:121
157268899230,20cyclictest0-21swapper/100:15:121
1572684992319,2cyclictest1782519-21apt-get22:35:110
157268499231,2cyclictest1833161-21apt-get23:25:110
157268499231,2cyclictest1818432-21ps23:10:150
157268499231,2cyclictest1772012-21apt-get22:25:130
157268499231,20cyclictest1670075-21apt-get20:45:120
157268499230,22cyclictest1881352-21ps00:10:180
157268499230,22cyclictest0-21swapper/020:50:100
157268499230,21cyclictest0-21swapper/000:00:130
1572693992219,2cyclictest1680213-21apt-get20:55:123
1572693992219,1cyclictest1690340-21apt-get21:05:123
1572693992219,1cyclictest1649750-21apt-get20:25:113
1572693992218,2cyclictest1858880-21apt-get23:50:113
1572693992218,2cyclictest0-21swapper/300:00:133
1572693992217,4cyclictest1797862-21fschecks_count22:50:123
1572693992217,3cyclictest1904152-21sh00:35:013
157269399221,1cyclictest1603264-21apt-get19:40:123
157269399220,2cyclictest1828566-21ps23:20:163
157269399220,21cyclictest1874529-21ps00:05:183
157269399220,19cyclictest0-21swapper/322:15:133
157269399220,19cyclictest0-21swapper/300:20:113
1572691992219,2cyclictest0-21swapper/219:40:122
1572691992219,2cyclictest0-21swapper/200:15:122
1572691992218,2cyclictest1777488-21apt-get22:30:132
1572691992218,2cyclictest1731376-21apt-get21:45:142
157269199221,2cyclictest0-21swapper/223:50:112
157269199221,2cyclictest0-21swapper/200:35:122
157269199221,20cyclictest0-21swapper/221:26:212
157269199220,2cyclictest0-21swapper/223:10:112
157269199220,2cyclictest0-21swapper/222:40:112
157269199220,2cyclictest0-21swapper/222:20:122
157269199220,2cyclictest0-21swapper/221:15:122
157269199220,21cyclictest0-21swapper/223:32:412
157269199220,21cyclictest0-21swapper/222:55:102
157269199220,20cyclictest0-21swapper/200:30:102
1572688992219,2cyclictest0-21swapper/123:45:221
1572688992219,1cyclictest1828082-21apt-get23:20:121
1572688992218,2cyclictest0-21swapper/120:15:131
1572688992218,2cyclictest0-21swapper/120:05:111
157268899221,2cyclictest0-21swapper/121:15:121
157268899221,19cyclictest0-21swapper/121:45:141
157268899220,2cyclictest1899340-21apt-get00:30:101
157268899220,2cyclictest0-21swapper/123:50:111
157268899220,20cyclictest0-21swapper/122:35:111
157268899220,20cyclictest0-21swapper/120:55:101
157268899220,20cyclictest0-21swapper/119:30:111
1572684992219,2cyclictest1807838-21apt-get23:00:130
1572684992219,2cyclictest1705557-21apt-get21:20:120
1572684992219,2cyclictest1659936-21apt-get20:35:110
1572684992219,2cyclictest1659936-21apt-get20:35:100
1572684992219,2cyclictest0-21swapper/019:25:120
1572684992219,1cyclictest1634038-21apt-get20:10:120
1572684992219,1cyclictest0-21swapper/020:00:130
1572684992218,2cyclictest1582996-21apt-get19:20:100
157268499221,20cyclictest1736443-21apt-get21:50:120
157268499220,21cyclictest211rcuc/023:50:000
157268499220,1cyclictest0-21swapper/023:05:100
1572693992119,1cyclictest1736443-21apt-get21:50:113
1572693992119,1cyclictest0-21swapper/323:45:123
1572693992119,1cyclictest0-21swapper/323:35:113
1572693992119,1cyclictest0-21swapper/322:40:123
1572693992119,1cyclictest0-21swapper/321:25:123
1572693992116,4cyclictest1664731-21cron20:40:003
1572693992116,4cyclictest1664731-21cron20:40:003
157269399210,2cyclictest1669810-21idleruntime-cro20:45:013
157269399210,1cyclictest0-21swapper/322:09:533
157269399210,19cyclictest1776795-21apt-get22:30:023
157269399210,19cyclictest0-21swapper/322:10:113
1572691992119,1cyclictest64-21kcompactd022:53:592
1572691992118,2cyclictest0-21swapper/222:13:402
1572691992118,2cyclictest0-21swapper/200:25:212
157269199211,1cyclictest0-21swapper/219:50:062
157269199210,2cyclictest0-21swapper/221:05:112
157269199210,20cyclictest0-21swapper/220:25:112
157269199210,1cyclictest0-21swapper/220:35:112
157269199210,1cyclictest0-21swapper/220:35:112
1572688992119,1cyclictest1572886-21apt-get19:10:111
1572688992119,1cyclictest0-21swapper/121:50:111
1572688992118,2cyclictest0-21swapper/121:31:441
1572688992117,2cyclictest0-21swapper/122:40:111
157268899211,1cyclictest0-21swapper/122:45:131
157268899211,1cyclictest0-21swapper/122:17:251
157268899210,2cyclictest1695393-21taskset21:10:111
157268899210,20cyclictest0-21swapper/119:45:031
157268899210,1cyclictest0-21swapper/121:55:111
157268899210,1cyclictest0-21swapper/121:25:121
157268899210,19cyclictest1721261-21taskset21:35:111
157268899210,19cyclictest0-21swapper/121:00:121
1572684992119,1cyclictest1608049-21apt-get19:45:030
1572684992119,1cyclictest0-21swapper/023:50:110
1572684992118,2cyclictest2875-21cron23:45:000
1572684992118,2cyclictest1649481-21sh20:25:000
1572684992118,1cyclictest1792631-21apt-get22:45:140
157268499210,2cyclictest1823515-21cut23:15:150
157268499210,20cyclictest1761857-21apt-get22:15:130
157268499210,19cyclictest0-21swapper/019:15:140
1572693992018,1cyclictest64-21kcompactd021:36:333
1572693992018,1cyclictest0-21swapper/321:45:143
1572693992018,1cyclictest0-21swapper/321:20:113
1572693992018,1cyclictest0-21swapper/320:46:333
1572693992018,1cyclictest0-21swapper/320:05:123
1572693992017,2cyclictest1602161-21ntpq19:35:223
1572693992017,2cyclictest0-21swapper/320:17:323
1572693992017,2cyclictest0-21swapper/319:30:003
1572693992016,2cyclictest1695390-21apt-get21:10:123
157269399200,1cyclictest0-21swapper/323:10:393
157269399200,1cyclictest0-21swapper/320:30:123
157269399200,1cyclictest0-21swapper/320:10:123
157269399200,1cyclictest0-21swapper/300:15:123
1572691992018,1cyclictest0-21swapper/223:45:002
1572691992018,1cyclictest0-21swapper/221:50:112
1572691992018,1cyclictest0-21swapper/219:30:092
1572691992017,2cyclictest0-21swapper/220:20:122
1572691992017,1cyclictest1868971-21apt-get00:00:142
1572691992014,4cyclictest1583498-21cut19:20:142
1572691992013,5cyclictest1608705-21taskset19:45:032
157269199200,1cyclictest0-21swapper/222:35:102
157269199200,19cyclictest0-21swapper/221:10:122
157269199200,19cyclictest0-21swapper/220:00:132
1572688992018,1cyclictest1848794-21apt-get23:40:101
1572688992018,1cyclictest0-21swapper/120:00:131
1572688992017,2cyclictest1660428-21irqcore20:35:151
1572688992017,2cyclictest1660428-21irqcore20:35:151
157268899200,1cyclictest0-21swapper/120:10:121
1572684992018,1cyclictest0-21swapper/023:55:110
1572684992018,1cyclictest0-21swapper/023:35:120
1572684992018,1cyclictest0-21swapper/022:50:110
1572684992018,1cyclictest0-21swapper/022:10:100
1572684992018,1cyclictest0-21swapper/021:05:110
1572684992018,1cyclictest0-21swapper/019:50:120
1572684992018,1cyclictest0-21swapper/019:35:120
1572684992018,1cyclictest0-21swapper/000:15:120
1572684992017,2cyclictest1608251-21latency_hist19:45:000
157268499200,20cyclictest64-21kcompactd000:39:530
157268499200,1cyclictest0-21swapper/022:30:130
157268499200,1cyclictest0-21swapper/022:20:120
157268499200,1cyclictest0-21swapper/022:00:210
157268499200,1cyclictest0-21swapper/021:30:140
157268499200,1cyclictest0-21swapper/000:25:120
157268499200,19cyclictest0-21swapper/021:40:110
157268499200,19cyclictest0-21swapper/021:35:110
157268499200,18cyclictest0-21swapper/000:30:100
1572693991917,1cyclictest0-21swapper/322:45:133
1572693991917,1cyclictest0-21swapper/319:10:123
1572691991917,1cyclictest0-21swapper/221:55:232
1572691991916,2cyclictest0-21swapper/223:56:192
1572691991915,3cyclictest1883010-21ntpq00:10:202
1572691991915,2cyclictest0-21swapper/220:30:122
157269199190,19cyclictest0-21swapper/221:00:212
1572688991918,1cyclictest0-21swapper/120:30:591
1572684991917,1cyclictest64-21kcompactd020:55:090
1572684991916,2cyclictest516-21rs:main0
1572684991915,2cyclictest0-21swapper/019:30:110
157268499190,1cyclictest0-21swapper/021:00:120
1572693991816,1cyclictest0-21swapper/323:55:113
1572693991816,1cyclictest0-21swapper/321:15:123
1572691991816,1cyclictest1823024-21apt-get23:15:112
1572691991815,2cyclictest1726326-21apt-get21:40:122
1572691991814,3cyclictest1675645-21irqcore20:50:142
1572688991817,1cyclictest64-21kcompactd000:24:171
1572688991816,1cyclictest0-21swapper/121:40:121
1572688991815,2cyclictest64-21kcompactd000:26:261
1572688991815,2cyclictest0-21swapper/100:10:011
1572684991817,1cyclictest64-21kcompactd023:20:510
1572684991816,1cyclictest0-21swapper/021:45:140
1572684991816,1cyclictest0-21swapper/019:55:110
1572684991815,2cyclictest514-21in:imuxsock00:10:010
1572684991815,2cyclictest1700461-21apt-get21:15:130
1572684991814,3cyclictest61650irq/133-enp0s29f1:rx-021:55:110
1572684991813,3cyclictest61650irq/133-enp0s29f1:rx-023:30:120
157268499180,18cyclictest0-21swapper/021:10:120
1572693991716,1cyclictest64-21kcompactd023:09:333
1572693991715,1cyclictest64-21kcompactd020:21:503
1572693991715,1cyclictest0-21swapper/322:00:133
1572691991713,2cyclictest0-21swapper/220:55:122
1572688991714,2cyclictest1650250-21irqcore20:25:151
1572684991715,1cyclictest0-21swapper/019:10:110
1572693991614,1cyclictest0-21swapper/319:45:123
1572693991613,1cyclictest0-21swapper/300:25:113
1572688991613,2cyclictest0-21swapper/122:59:591
1572688991612,3cyclictest1761134-21unixbench_multi22:10:221
1572684991613,2cyclictest61650irq/133-enp0s29f1:rx-020:30:140
1572684991613,2cyclictest61650irq/133-enp0s29f1:rx-020:25:130
1572684991613,2cyclictest1665074-21cpuspeed_turbos20:40:120
1572684991612,3cyclictest61650irq/133-enp0s29f1:rx-000:20:170
1572693991513,1cyclictest0-21swapper/321:55:133
1572693991511,3cyclictest1-21systemd19:20:003
1572693991511,2cyclictest1852659-21ntpq23:40:193
157269199159,3cyclictest1577942-21apt-get19:15:122
1572691991511,2cyclictest1847913-21timerandwakeup23:35:232
1572693991412,1cyclictest64-21kcompactd022:59:533
1572693991412,1cyclictest0-21swapper/323:00:133
1572693991411,2cyclictest1675632-21irqcore20:50:143
1572691991411,1cyclictest0-21swapper/222:45:132
1572688991412,1cyclictest0-21swapper/119:18:571
1572688991410,3cyclictest1665180-21fschecks_count20:40:141
1572684991412,2cyclictest61650irq/133-enp0s29f1:rx-022:05:120
157269399134,2cyclictest191rcu_preempt19:59:593
1572693991311,1cyclictest0-21swapper/322:35:113
157269199139,2cyclictest0-21swapper/200:05:262
157269199131,3cyclictest1572591-21latency_hist19:10:012
1572691991310,2cyclictest1588154-21cpuspeed_turbos19:25:132
157269399128,3cyclictest1726403-21cpuspeed_turbos21:40:133
157269199128,3cyclictest1670141-21cpuspeed_turbos20:45:122
157268899128,3cyclictest1751759-21cpuspeed_turbos22:05:111
157268899121,9cyclictest1572591-21latency_hist19:10:011
157269399118,2cyclictest0-21swapper/319:30:103
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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