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2026-05-20 - 08:29
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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 376 highest latencies:
System rackeslot4.osadl.org (updated Wed May 20, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1541142993128,2cyclictest1847690-21fwupd00:08:561
154113999275,3cyclictest17850irq/129-nvme0q122:55:010
154114999262,21cyclictest1822689-21apt-get23:45:133
1541146992621,3cyclictest1567070-21apt-get19:35:132
154114699260,6cyclictest1787007-21cron23:10:012
154114299262,21cyclictest1592855-21apt-get20:00:111
154114299261,21cyclictest1772046-21apt-get22:55:101
154114299261,21cyclictest1546431-21apt-get19:15:131
154114299260,24cyclictest1807218-21cron23:30:011
154114699251,21cyclictest0-21swapper/200:00:132
154114699250,23cyclictest1633536-21sh20:40:012
154114699250,23cyclictest1618375-21basename20:25:012
154114699250,23cyclictest1-21systemd22:00:002
154114299251,22cyclictest1860406-21sort00:20:201
154114299251,21cyclictest1618643-21apt-get20:25:121
154113999252,21cyclictest1551954-21apt-get19:20:100
154113999251,20cyclictest1628749-21apt-get20:35:110
1541149992420,2cyclictest1623698-21apt-get20:30:123
1541149992419,3cyclictest1695017-21ps21:40:163
1541149992419,3cyclictest1643935-21apt-get20:50:123
154114999241,21cyclictest1654040-21apt-get21:00:113
154114999241,20cyclictest1557007-21apt-get19:25:113
154114999241,20cyclictest0-21swapper/321:15:143
1541146992419,3cyclictest1582303-21apt-get19:50:132
1541146992418,4cyclictest3777322-21systemd-journal19:35:002
1541146992418,4cyclictest1602717-21sh20:10:002
154114699241,3cyclictest0-21swapper/220:25:122
154114699241,21cyclictest0-21swapper/222:20:132
154114699240,23cyclictest1731633-21sort22:15:172
154114299242,2cyclictest1868351-21apt-get00:30:121
1541142992420,2cyclictest1797370-21apt-get23:20:131
1541142992418,5cyclictest1674784-21grep21:20:161
154114299241,21cyclictest1837646-21cron00:00:011
154114299241,20cyclictest0-21swapper/122:40:131
154114299240,20cyclictest0-21swapper/121:25:111
154113999242,20cyclictest1863256-21apt-get00:25:120
154113999242,20cyclictest1817634-21apt-get23:40:110
1541139992421,2cyclictest1873484-21apt-get00:35:130
154113999241,21cyclictest1741747-21ps22:25:160
154113999241,21cyclictest1736199-21apt-get22:20:120
154113999241,21cyclictest1704606-21apt-get21:50:120
154113999240,4cyclictest1792038-21cron23:15:010
1541149992319,2cyclictest1751873-21tr22:35:173
1541149992319,2cyclictest1731144-21apt-get22:15:133
1541149992319,2cyclictest1581110-21ntpq19:45:203
154114999231,19cyclictest1562037-21apt-get19:30:103
154114999230,20cyclictest1679336-21apt-get21:25:113
154114999230,20cyclictest0-21swapper/320:10:143
154114999230,20cyclictest0-21swapper/320:10:133
154114999230,20cyclictest0-21swapper/300:30:133
1541146992319,3cyclictest509-21systemd-logind21:10:012
154114699231,2cyclictest1730459-21munin-run22:15:002
154114699231,21cyclictest0-21swapper/200:35:132
154114699231,20cyclictest1807502-21apt-get23:30:102
154114699230,5cyclictest1551348-21taskset19:20:002
154114699230,21cyclictest1792698-21/usr/sbin/munin23:15:172
154114699230,21cyclictest1638883-21chrt20:45:112
154114699230,21cyclictest1597634-21cron20:05:002
154114699230,19cyclictest0-21swapper/222:50:122
1541142992319,2cyclictest1541359-21apt-get19:10:151
154114299231,2cyclictest1735218-21/usr/sbin/munin22:15:241
154114299231,2cyclictest1720190-21apt-get22:05:131
154114299231,2cyclictest1664105-21apt-get21:10:121
154114299231,20cyclictest3777322-21systemd-journal23:05:001
154114299231,19cyclictest1577226-21chrt19:45:111
154114299230,21cyclictest1709402-21cron21:54:591
154114299230,20cyclictest0-21swapper/122:45:111
154114299230,20cyclictest0-21swapper/122:45:111
154114299230,20cyclictest0-21swapper/100:15:091
1541139992320,2cyclictest1669161-21apt-get21:15:140
154113999231,2cyclictest1751384-21apt-get22:35:120
154113999231,2cyclictest1633804-21apt-get20:40:120
154113999231,20cyclictest1837927-21apt-get00:00:120
154113999231,20cyclictest1827720-21apt-get23:50:120
154113999231,20cyclictest1777123-21apt-get23:00:110
154113999231,20cyclictest1715160-21apt-get22:00:120
154113999231,20cyclictest1694522-21apt-get21:40:130
154113999230,3cyclictest3777322-21systemd-journal00:25:000
1541149992219,2cyclictest1-21systemd22:55:013
1541149992219,1cyclictest0-21swapper/322:05:143
1541149992219,1cyclictest0-21swapper/320:55:113
1541149992219,1cyclictest0-21swapper/319:35:133
154114999221,2cyclictest0-21swapper/322:30:113
154114999221,2cyclictest0-21swapper/300:00:183
154114999221,20cyclictest0-21swapper/319:57:123
154114999221,19cyclictest0-21swapper/322:20:133
154114999221,19cyclictest0-21swapper/320:40:113
154114999220,21cyclictest1832498-21idleruntime-cro23:55:013
154114999220,20cyclictest0-21swapper/323:00:123
154114999220,20cyclictest0-21swapper/321:55:113
1541146992219,2cyclictest64-21kcompactd023:12:582
1541146992219,2cyclictest0-21swapper/223:35:162
1541146992219,2cyclictest0-21swapper/222:40:122
1541146992218,2cyclictest0-21swapper/222:05:132
1541146992217,3cyclictest1689209-21munin-run21:35:002
154114699221,2cyclictest1576945-21cron19:45:012
154114699221,20cyclictest1746814-21grep22:30:152
154114699221,20cyclictest1587824-21apt-get19:55:122
154114699220,21cyclictest0-21swapper/223:50:122
154114699220,20cyclictest0-21swapper/220:55:112
154114699220,20cyclictest0-21swapper/219:45:122
1541142992220,1cyclictest0-21swapper/119:35:121
1541142992219,2cyclictest0-21swapper/122:20:121
1541142992218,2cyclictest0-21swapper/122:04:591
154114299221,2cyclictest0-21swapper/121:15:141
154114299221,20cyclictest0-21swapper/121:55:211
154114299220,19cyclictest0-21swapper/121:30:121
1541139992220,1cyclictest0-21swapper/019:50:130
1541139992219,2cyclictest0-21swapper/019:30:100
1541139992219,1cyclictest1638880-21apt-get20:45:110
1541139992218,3cyclictest1694254-21turbostat21:39:590
1541139992217,3cyclictest1659071-21apt-get21:05:120
154113999221,20cyclictest1750221-21ntpq22:30:190
154113999220,21cyclictest1823194-21irqcore23:45:160
154113999220,20cyclictest1761217-21sh22:45:000
1541149992119,1cyclictest64-21kcompactd019:21:093
1541149992119,1cyclictest0-21swapper/323:55:093
1541149992119,1cyclictest0-21swapper/322:25:123
1541149992119,1cyclictest0-21swapper/321:20:123
1541149992118,2cyclictest0-21swapper/323:20:133
154114999211,1cyclictest0-21swapper/300:15:113
154114999210,20cyclictest64-21kcompactd020:35:223
154114999210,1cyclictest1643698-21unin-run20:50:003
154114999210,19cyclictest0-21swapper/323:40:103
154114999210,19cyclictest0-21swapper/321:50:133
1541146992119,1cyclictest0-21swapper/200:30:122
1541146992118,2cyclictest1612390-21ntpq20:15:212
1541146992118,2cyclictest1556746-21cron19:25:002
1541146992118,1cyclictest1689468-21apt-get21:35:112
1541146992118,1cyclictest0-21swapper/220:30:132
154114699211,1cyclictest0-21swapper/223:55:272
154114699211,1cyclictest0-21swapper/220:14:562
154114699211,1cyclictest0-21swapper/220:14:552
154114699211,19cyclictest0-21swapper/221:23:462
154114699210,18cyclictest0-21swapper/219:10:152
1541142992119,1cyclictest0-21swapper/122:33:111
1541142992117,2cyclictest0-21swapper/100:35:131
1541142992115,3cyclictest1597910-21apt-get20:05:121
154114299211,19cyclictest1819851-21ps23:40:171
154114299210,2cyclictest64-21kcompactd023:30:101
154114299210,20cyclictest0-21swapper/121:37:441
154114299210,1cyclictest0-21swapper/123:50:121
154114299210,1cyclictest0-21swapper/122:55:011
154114299210,1cyclictest0-21swapper/120:33:121
1541139992119,1cyclictest64-21kcompactd021:24:490
1541139992119,1cyclictest1725666-21apt-get22:10:120
1541139992119,1cyclictest0-21swapper/021:00:110
1541139992117,2cyclictest1613544-21apt-get20:20:110
154113999210,21cyclictest0-21swapper/000:08:560
154113999210,20cyclictest0-21swapper/021:45:140
154113999210,20cyclictest0-21swapper/019:35:120
154113999210,1cyclictest0-21swapper/019:10:150
154113999210,19cyclictest0-21swapper/023:55:100
1541149992018,1cyclictest64-21kcompactd022:48:473
1541149992018,1cyclictest64-21kcompactd022:48:463
1541149992018,1cyclictest0-21swapper/322:10:113
1541149992018,1cyclictest0-21swapper/322:00:013
1541149992018,1cyclictest0-21swapper/321:45:143
1541149992018,1cyclictest0-21swapper/321:10:123
1541149992018,1cyclictest0-21swapper/320:20:123
1541149992018,1cyclictest0-21swapper/300:25:123
1541149992017,2cyclictest0-21swapper/300:10:123
1541149992017,1cyclictest1812579-21apt-get23:35:133
1541149992016,2cyclictest1572123-21apt-get19:40:113
154114999200,1cyclictest0-21swapper/320:25:113
154114999200,19cyclictest1602763-21systemd-run20:10:003
1541146992018,1cyclictest0-21swapper/223:01:422
1541146992018,1cyclictest0-21swapper/222:35:122
1541146992015,3cyclictest1854059-21kthreadcore00:15:152
154114699200,2cyclictest0-21swapper/222:55:462
154114699200,1cyclictest1664588-21ps21:10:162
154114699200,1cyclictest0-21swapper/223:45:132
154114699200,1cyclictest0-21swapper/223:42:002
154114699200,1cyclictest0-21swapper/221:45:142
1541142992018,1cyclictest0-21swapper/120:45:021
1541142992017,2cyclictest1648987-21apt-get20:55:101
1541142992016,2cyclictest1704333-21cron21:49:591
1541142992016,2cyclictest0-21swapper/120:20:111
154114299200,1cyclictest1636035-21sed20:40:171
154114299200,1cyclictest0-21swapper/123:15:131
154114299200,1cyclictest0-21swapper/122:35:111
154114299200,1cyclictest0-21swapper/121:05:121
154114299200,1cyclictest0-21swapper/120:50:121
154114299200,1cyclictest0-21swapper/100:14:161
154114299200,19cyclictest0-21swapper/123:35:121
154114299200,19cyclictest0-21swapper/123:07:041
154114299200,19cyclictest0-21swapper/122:10:221
1541139992018,1cyclictest1772007-21apt-get22:55:030
1541139992018,1cyclictest0-21swapper/020:50:120
1541139992017,2cyclictest1807228-21cron23:30:010
1541139992017,2cyclictest0-21swapper/023:35:120
154113999200,1cyclictest0-21swapper/023:05:200
154113999200,1cyclictest0-21swapper/022:15:120
154113999200,1cyclictest0-21swapper/021:25:120
154113999200,19cyclictest0-21swapper/020:55:120
154113999200,19cyclictest0-21swapper/020:17:040
154113999200,18cyclictest0-21swapper/022:00:010
1541149991917,1cyclictest1-21systemd19:55:003
1541149991917,1cyclictest0-21swapper/322:40:163
1541149991916,2cyclictest1847695-21gdbus00:08:573
1541149991914,3cyclictest1787769-21grep23:10:143
154114999190,1cyclictest0-21swapper/320:04:103
1541146991917,1cyclictest0-21swapper/200:23:252
1541146991915,3cyclictest1684146-21cron21:30:002
1541142991917,1cyclictest0-21swapper/120:15:121
1541142991917,1cyclictest0-21swapper/119:40:101
1541142991916,2cyclictest0-21swapper/121:00:111
154114299190,1cyclictest0-21swapper/119:30:101
154114299190,19cyclictest0-21swapper/120:10:051
154114299190,19cyclictest0-21swapper/120:10:051
1541139991918,1cyclictest0-21swapper/023:30:100
1541139991917,1cyclictest0-21swapper/020:28:550
1541139991917,1cyclictest0-21swapper/019:25:110
1541139991916,2cyclictest1857881-21cron00:19:590
1541139991916,2cyclictest0-21swapper/019:40:150
1541139991916,2cyclictest0-21swapper/000:30:120
154113999190,1cyclictest0-21swapper/023:15:170
1541149991816,1cyclictest0-21swapper/322:55:103
1541149991816,1cyclictest0-21swapper/321:35:163
1541149991815,2cyclictest0-21swapper/323:30:113
1541146991816,1cyclictest0-21swapper/221:40:262
1541146991815,1cyclictest0-21swapper/200:25:122
1541149991715,1cyclictest0-21swapper/323:15:143
1541146991715,1cyclictest0-21swapper/221:02:142
1541146991715,1cyclictest0-21swapper/220:40:112
1541146991713,2cyclictest1741251-21apt-get22:25:122
1541142991715,1cyclictest0-21swapper/119:20:111
1541139991715,1cyclictest0-21swapper/022:05:130
1541139991715,1cyclictest0-21swapper/019:15:120
1541139991714,2cyclictest0-21swapper/020:05:130
1541149991614,1cyclictest0-21swapper/321:30:123
1541142991614,1cyclictest0-21swapper/119:29:131
1541142991613,2cyclictest0-21swapper/119:54:301
1541142991613,2cyclictest0-21swapper/100:30:001
1541142991612,2cyclictest0-21swapper/121:40:131
154114299160,2cyclictest1792053-21grep23:15:001
1541139991613,2cyclictest61650irq/133-enp0s29f1:rx-023:20:130
1541139991613,2cyclictest1761491-21apt-get22:45:110
1541139991613,2cyclictest1761491-21apt-get22:45:110
1541139991613,2cyclictest0-21swapper/019:45:120
1541139991613,1cyclictest1603411-21apt-get20:10:130
1541139991613,1cyclictest1603411-21apt-get20:10:130
1541139991612,3cyclictest61650irq/133-enp0s29f1:rx-021:10:130
1541149991513,1cyclictest0-21swapper/300:35:133
1541149991513,1cyclictest0-21swapper/300:20:143
1541146991513,1cyclictest0-21swapper/223:21:352
1541146991513,1cyclictest0-21swapper/221:15:222
1541146991512,2cyclictest1708578-21ntp_offset21:50:232
1541146991511,3cyclictest1843098-21cpuspeed_turbos00:05:182
1541142991513,1cyclictest0-21swapper/120:35:111
154113999158,5cyclictest3777322-21systemd-journal20:35:000
1541139991514,1cyclictest0-21swapper/019:55:150
1541149991412,1cyclictest0-21swapper/321:07:053
1541146991412,1cyclictest1848070-21apt-get00:10:132
1541146991411,2cyclictest1557256-21fschecks_time19:25:142
1541146991410,2cyclictest0-21swapper/223:25:112
154114699140,13cyclictest1719591-21sshd22:01:022
154114299149,3cyclictest1741599-21gltestperf22:25:151
1541139991412,2cyclictest61650irq/133-enp0s29f1:rx-020:02:340
154114999139,2cyclictest0-21swapper/319:10:193
1541149991311,1cyclictest0-21swapper/323:25:113
1541149991311,1cyclictest0-21swapper/319:20:003
1541142991310,2cyclictest1824899-21kthreadcore23:45:181
1541139991310,2cyclictest516-21rs:main0
154114699128,2cyclictest1647856-21ntpq20:50:222
154114699121,9cyclictest1766272-21latency_hist22:50:012
154114699121,9cyclictest1766272-21latency_hist22:50:002
154114299121,8cyclictest1592594-21latency_hist20:00:001
154114699118,2cyclictest0-21swapper/219:10:002
154114299117,3cyclictest0-21swapper/100:00:151
154113999118,2cyclictest61650irq/133-enp0s29f1:rx-000:10:240
154113999110,8cyclictest1541297-21cat19:10:000
154114999107,1cyclictest1613176-21sshd20:18:573
15411499994,4cyclictest1541221-21cat19:10:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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