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2026-01-07 - 17:39
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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 Wed Jan 07, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
158604399332,28cyclictest1692938-21apt-get08:55:133
158604399311,2cyclictest0-21swapper/311:45:133
158604399310,3cyclictest1921909-21cron12:40:003
158604399302,25cyclictest1662212-21apt-get08:25:123
1586043993019,1cyclictest0-21swapper/310:10:173
158604399301,19cyclictest0-21swapper/310:55:003
158604399291,2cyclictest1901915-21apt-get12:20:133
158604399291,20cyclictest0-21swapper/307:55:113
1586043992818,2cyclictest0-21swapper/307:35:223
158604399281,1cyclictest0-21swapper/312:15:123
158604399272,21cyclictest1748987-21apt-get09:50:123
158603399272,1cyclictest1794855-21apt-get10:35:120
158604399262,20cyclictest1743926-21apt-get09:45:103
158604399261,1cyclictest0-21swapper/309:30:113
1586033992623,2cyclictest0-21swapper/007:20:010
1586043992522,2cyclictest1763868-21cron10:04:593
158604399251,21cyclictest0-21swapper/309:10:133
158604399251,20cyclictest0-21swapper/310:40:123
158604399250,22cyclictest1622187-21ps07:45:143
1586043992420,2cyclictest1703070-21apt-get09:05:123
1586043992419,3cyclictest1717130-21taskset09:15:233
1586043992417,2cyclictest0-21swapper/311:10:123
158604399241,3cyclictest1698013-21apt-get09:00:123
158604399241,21cyclictest1861139-21cron11:40:013
158604399241,21cyclictest1682380-21apt-get08:45:103
158604399241,21cyclictest0-21swapper/310:25:133
158604399241,20cyclictest1687436-21apt-get08:50:123
158604399241,20cyclictest0-21swapper/312:30:103
158604399241,20cyclictest0-21swapper/310:30:133
158604399240,20cyclictest0-21swapper/308:00:133
158604199242,2cyclictest1851283-21apt-get11:30:102
158604199242,20cyclictest1606590-21apt-get07:30:132
1586041992420,2cyclictest1789802-21apt-get10:30:132
158604199241,20cyclictest1799911-21apt-get10:40:122
1586036992420,2cyclictest1743926-21apt-get09:45:101
158603699241,21cyclictest1886690-21apt-get12:05:121
158603699240,22cyclictest1758814-21cron09:59:591
1586033992419,4cyclictest1774028-21apt-key10:15:000
158603399241,20cyclictest1641897-21apt-get08:05:100
1586043992319,3cyclictest1815523-21apt-get10:55:143
1586043992319,3cyclictest1815523-21apt-get10:55:133
1586043992319,2cyclictest0-21swapper/311:15:113
1586043992319,2cyclictest0-21swapper/310:15:113
1586043992319,2cyclictest0-21swapper/308:20:123
1586043992319,2cyclictest0-21swapper/307:30:143
1586043992318,2cyclictest1652563-21ps08:15:183
1586043992316,2cyclictest0-21swapper/310:35:123
158604399231,2cyclictest1876582-21apt-get11:55:123
158604399231,2cyclictest0-21swapper/312:10:113
158604399230,3cyclictest1784488-21cron10:24:593
158604399230,21cyclictest1682106-21awk08:45:003
158604399230,20cyclictest0-21swapper/309:35:123
1586041992319,2cyclictest1881657-21apt-get12:00:112
158604199231,2cyclictest1646977-21apt-get08:10:122
158604199231,19cyclictest1586254-21apt-get07:10:122
158604199230,22cyclictest1728181-21apt-config09:30:022
158604199230,19cyclictest0-21swapper/211:40:092
1586036992320,2cyclictest1779716-21apt-get10:20:121
158603699231,2cyclictest1841200-21apt-get11:20:131
158603699230,20cyclictest0-21swapper/110:30:131
158603699230,20cyclictest0-21swapper/107:50:121
1586033992319,2cyclictest1636867-21apt-get08:00:130
158603399231,19cyclictest1672296-21apt-get08:35:110
1586043992219,2cyclictest0-21swapper/311:00:113
1586043992218,2cyclictest0-21swapper/312:25:113
1586043992218,2cyclictest0-21swapper/311:30:113
1586043992218,2cyclictest0-21swapper/308:05:103
1586043992217,3cyclictest1881660-21chrt12:00:113
1586041992219,2cyclictest1729247-21irqcore09:30:152
1586041992219,2cyclictest0-21swapper/207:44:592
158604199221,2cyclictest1905809-21ntpq12:20:212
158604199221,20cyclictest1906970-21apt-get12:25:112
158604199221,20cyclictest1600435-21ntpq07:20:212
158604199221,20cyclictest0-21swapper/210:20:122
158604199220,2cyclictest1789541-21munin-run10:30:012
158604199220,20cyclictest0-21swapper/210:55:132
158604199220,20cyclictest0-21swapper/210:55:132
1586036992219,2cyclictest1820310-21apt-get11:00:021
1586036992219,2cyclictest0-21swapper/109:15:131
158603699221,20cyclictest0-21swapper/108:40:121
158603699220,21cyclictest1856822-21ps11:35:141
158603699220,20cyclictest1692232-21cron08:55:001
1586033992216,4cyclictest1596964-21irqcore07:20:160
158603399220,2cyclictest1631556-21cron07:55:000
158603399220,20cyclictest1728065-21/usr/sbin/munin09:30:010
158603399220,20cyclictest0-21swapper/012:25:120
158603399220,19cyclictest0-21swapper/008:10:120
158604399210,2cyclictest0-21swapper/309:25:133
1586041992119,1cyclictest1733825-21apt-get09:35:122
1586041992119,1cyclictest1611621-21apt-get07:35:132
1586041992119,1cyclictest0-21swapper/211:15:112
1586041992119,1cyclictest0-21swapper/209:10:132
1586041992119,1cyclictest0-21swapper/208:05:112
1586041992118,2cyclictest1677351-21apt-get08:40:132
1586041992117,2cyclictest1703070-21apt-get09:05:122
158604199210,20cyclictest0-21swapper/210:35:112
158604199210,19cyclictest0-21swapper/210:10:122
1586036992119,1cyclictest1652078-21apt-get08:15:141
1586036992119,1cyclictest0-21swapper/109:50:121
1586036992118,1cyclictest1840051-21ntpq11:15:191
158603699210,2cyclictest0-21swapper/107:45:101
158603699210,20cyclictest0-21swapper/111:50:171
158603699210,20cyclictest0-21swapper/111:05:131
158603699210,20cyclictest0-21swapper/111:05:121
158603699210,20cyclictest0-21swapper/109:10:141
158603699210,20cyclictest0-21swapper/108:45:101
158603699210,20cyclictest0-21swapper/107:55:211
158603699210,20cyclictest0-21swapper/107:15:131
158603699210,1cyclictest1896856-21apt-get12:15:111
1586033992119,1cyclictest0-21swapper/010:55:140
1586033992119,1cyclictest0-21swapper/010:55:130
1586033992118,2cyclictest1901915-21apt-get12:20:120
1586033992118,2cyclictest1835878-21idleruntime-cro11:15:000
1586033992118,2cyclictest1708151-21apt-get09:10:130
1586033992118,1cyclictest1764151-21apt-get10:05:140
158603399211,19cyclictest0-21swapper/010:15:030
158603399210,2cyclictest1840917-21cron11:20:000
158603399210,2cyclictest1697741-21sh09:00:000
158603399210,2cyclictest1677835-21ps08:40:170
158603399210,2cyclictest1606313-21awk07:30:000
158603399210,20cyclictest1890624-21ntpq12:05:220
158603399210,20cyclictest0-21swapper/008:45:110
158603399210,1cyclictest0-21swapper/009:15:140
158603399210,19cyclictest1722996-21cron09:25:000
158603399210,19cyclictest0-21swapper/010:40:120
158603399210,19cyclictest0-21swapper/009:00:120
158603399210,18cyclictest0-21swapper/007:45:100
1586043992017,2cyclictest516-21rs:main3
1586043992016,2cyclictest1862367-21kthreadcore11:40:143
1586043992016,2cyclictest1718237-21apt-get09:20:113
1586041992018,1cyclictest0-21swapper/209:40:132
1586041992018,1cyclictest0-21swapper/208:25:122
1586041992017,2cyclictest1626782-21apt-get07:50:122
1586041992013,5cyclictest1682384-21taskset08:45:102
158604199200,2cyclictest1722998-21cron09:25:002
158604199200,1cyclictest1773992-21apt-get10:15:022
158604199200,1cyclictest0-21swapper/209:15:132
158604199200,1cyclictest0-21swapper/209:00:122
158604199200,1cyclictest0-21swapper/208:15:142
158604199200,19cyclictest0-21swapper/212:15:112
158604199200,19cyclictest0-21swapper/212:05:222
1586036992018,1cyclictest0-21swapper/110:05:141
1586036992018,1cyclictest0-21swapper/109:20:111
1586036992018,1cyclictest0-21swapper/107:40:131
1586036992017,2cyclictest1672018-21idleruntime-cro08:35:001
1586036992017,2cyclictest1672018-21idleruntime-cro08:35:001
1586036992017,2cyclictest0-21swapper/107:35:131
158603699200,1cyclictest0-21swapper/112:30:101
158603699200,1cyclictest0-21swapper/111:55:171
158603699200,1cyclictest0-21swapper/111:40:101
158603699200,1cyclictest0-21swapper/111:30:201
158603699200,1cyclictest0-21swapper/110:15:111
1586033992018,1cyclictest0-21swapper/012:00:120
1586033992016,3cyclictest1621445-21awk07:45:000
158603399200,1cyclictest0-21swapper/009:45:100
158603399200,1cyclictest0-21swapper/007:10:130
158603399200,19cyclictest0-21swapper/011:55:130
158603399200,19cyclictest0-21swapper/011:00:110
158603399200,19cyclictest0-21swapper/010:45:130
158603399200,19cyclictest0-21swapper/009:05:120
158603399200,19cyclictest0-21swapper/008:30:120
158603399200,19cyclictest0-21swapper/008:30:120
158603399200,19cyclictest0-21swapper/007:30:130
1586043991917,1cyclictest0-21swapper/310:09:593
1586043991916,2cyclictest0-21swapper/311:25:123
1586043991916,1cyclictest0-21swapper/307:20:213
1586043991915,2cyclictest0-21swapper/308:30:113
1586043991915,2cyclictest0-21swapper/308:30:113
1586041991917,1cyclictest0-21swapper/207:15:132
1586041991916,2cyclictest1621699-21apt-get07:45:102
1586041991915,2cyclictest1826057-21apt-get11:05:132
1586041991915,2cyclictest1826057-21apt-get11:05:122
1586041991915,2cyclictest0-21swapper/211:05:002
158603699192,9cyclictest1733568-21idleruntime-cro09:35:001
1586036991918,1cyclictest0-21swapper/110:50:261
1586036991917,1cyclictest0-21swapper/112:25:121
1586036991917,1cyclictest0-21swapper/112:00:121
1586036991917,1cyclictest0-21swapper/110:35:121
1586036991917,1cyclictest0-21swapper/110:10:121
1586036991917,1cyclictest0-21swapper/109:00:121
1586036991917,1cyclictest0-21swapper/108:05:111
1586036991916,2cyclictest1906698-21apt12:25:011
1586036991916,1cyclictest0-21swapper/108:00:131
158603699190,1cyclictest0-21swapper/111:10:211
158603699190,18cyclictest1590193-21ntpq07:10:211
158603399190,1cyclictest0-21swapper/009:40:120
158603399190,18cyclictest0-21swapper/009:50:110
1586043991814,3cyclictest1805414-21apt-get10:45:133
1586043991814,3cyclictest1672796-21irqcore08:35:163
1586041991816,1cyclictest0-21swapper/211:20:132
1586041991816,1cyclictest0-21swapper/210:45:122
1586041991816,1cyclictest0-21swapper/209:55:132
1586041991816,1cyclictest0-21swapper/209:45:102
1586041991816,1cyclictest0-21swapper/208:35:122
1586041991815,2cyclictest0-21swapper/209:00:002
158603699189,2cyclictest1759590-21tail10:00:151
1586036991816,1cyclictest0-21swapper/110:55:141
1586036991816,1cyclictest0-21swapper/110:55:131
1586036991816,1cyclictest0-21swapper/108:35:111
1586036991816,1cyclictest0-21swapper/107:30:131
1586036991815,1cyclictest0-21swapper/109:30:011
1586036991813,3cyclictest1703560-21tr09:05:161
1586033991816,1cyclictest1728747-21apt-get09:30:120
1586033991816,1cyclictest0-21swapper/010:30:140
1586033991816,1cyclictest0-21swapper/009:35:120
1586033991814,3cyclictest62450irq/134-enp0s29f1:tx-008:20:230
1586033991814,3cyclictest61650irq/133-enp0s29f1:rx-012:35:130
1586033991814,3cyclictest61650irq/133-enp0s29f1:rx-011:45:120
1586033991814,2cyclictest1754041-21apt-get09:55:120
158603399180,17cyclictest0-21swapper/010:30:000
158603399180,17cyclictest0-21swapper/010:00:110
1586043991713,2cyclictest1606307-21cron07:30:003
1586041991714,2cyclictest1877529-21ps11:55:172
1586041991714,2cyclictest1760046-21kthreadcore10:00:162
1586041991714,2cyclictest1692237-21idleruntime-cro08:55:002
1586041991713,3cyclictest1749482-21ps09:50:162
1586041991713,2cyclictest0-21swapper/211:40:012
1586036991715,1cyclictest0-21swapper/109:40:121
1586033991715,1cyclictest0-21swapper/012:15:120
1586033991715,1cyclictest0-21swapper/011:40:090
1586033991714,2cyclictest1912020-21apt-get12:30:100
1586033991713,3cyclictest61650irq/133-enp0s29f1:rx-010:20:120
1586043991613,2cyclictest0-21swapper/307:55:003
1586043991612,2cyclictest0-21swapper/311:05:213
1586043991612,2cyclictest0-21swapper/311:05:203
1586041991615,0cyclictest0-21swapper/212:30:102
1586041991614,1cyclictest0-21swapper/211:45:222
1586041991614,1cyclictest0-21swapper/208:30:152
1586041991614,1cyclictest0-21swapper/208:30:152
1586041991613,2cyclictest1635715-21ntpq07:55:212
1586036991614,1cyclictest0-21swapper/110:40:211
1586036991614,1cyclictest0-21swapper/110:25:131
1586036991613,2cyclictest514-21in:imuxsock12:15:011
1586033991615,1cyclictest0-21swapper/007:35:130
1586033991614,1cyclictest1859206-21kthreadcore11:35:160
1586033991613,2cyclictest61650irq/133-enp0s29f1:rx-012:10:170
1586033991613,2cyclictest61650irq/133-enp0s29f1:rx-011:50:170
1586033991613,2cyclictest61650irq/133-enp0s29f1:rx-011:25:210
1586043991511,3cyclictest0-21swapper/309:55:133
1586036991512,2cyclictest1650955-21ntpq08:10:221
1586033991513,1cyclictest0-21swapper/011:30:100
1586033991513,1cyclictest0-21swapper/011:20:130
1586033991512,2cyclictest61650irq/133-enp0s29f1:rx-008:15:140
1586033991512,2cyclictest1691813-21unixbench_singl08:50:240
1586043991412,1cyclictest0-21swapper/309:40:113
158604199148,4cyclictest261-21systemd-journal10:09:592
158604199143,6cyclictest391rcuc/210:50:172
1586041991412,1cyclictest1834963-21ntpq11:10:212
1586041991412,1cyclictest1657654-21ps08:20:172
1586041991411,2cyclictest1921910-21idleruntime-cro12:40:002
1586041991411,2cyclictest1896589-21idleruntime-cro12:15:002
1586041991411,2cyclictest0-21swapper/211:55:012
1586041991411,1cyclictest0-21swapper/207:10:012
1586041991410,2cyclictest0-21swapper/208:00:172
158603699145,2cyclictest191rcu_preempt09:35:131
1586036991412,1cyclictest0-21swapper/108:55:131
1586036991412,1cyclictest0-21swapper/108:25:121
158604399137,5cyclictest261-21systemd-journal07:18:433
158604399130,12cyclictest0-21swapper/307:14:563
1586041991311,1cyclictest0-21swapper/211:25:112
158603699139,3cyclictest1870845-21unixbench_singl11:45:251
158603699139,3cyclictest0-21swapper/112:35:241
158603699136,5cyclictest1846232-21apt-get11:25:121
1586036991310,2cyclictest1602045-21irqcore07:25:151
1586033991310,2cyclictest61650irq/133-enp0s29f1:rx-011:05:130
1586033991310,2cyclictest61650irq/133-enp0s29f1:rx-011:05:120
1586033991310,2cyclictest1667000-21turbostat08:30:000
158604399129,2cyclictest261-21systemd-journal11:21:543
158604399121,3cyclictest1876314-21latency_hist11:55:013
1586043991210,1cyclictest1647479-21grep08:10:153
158603699129,2cyclictest0-21swapper/108:20:151
158603399129,2cyclictest62450irq/134-enp0s29f1:tx-007:55:150
158603399121,10cyclictest1814459-21/usr/sbin/munin10:50:220
158604399116,3cyclictest1621504-21cat07:44:593
158604199110,1cyclictest0-21swapper/207:25:122
158603699119,1cyclictest0-21swapper/110:45:011
158603699114,2cyclictest191rcu_preempt07:20:161
158603699110,9cyclictest1586130-21cat07:10:011
158603399107,2cyclictest0-21swapper/007:10:010
15860439981,5cyclictest1586058-21latency_hist07:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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