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2026-07-08 - 00:05
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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 all highest latencies:
System rackeslot4.osadl.org (updated Tue Jul 07, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1739337993111,3cyclictest2008913-21idleruntime-cro11:35:012
173934099281,25cyclictest1830724-21idleruntime-cro08:40:003
1739333992823,4cyclictest1953042-21cron10:40:001
1739340992718,7cyclictest1937832-21cron10:25:003
173934099262,20cyclictest1774931-21apt-get07:45:133
1739340992621,2cyclictest2049573-21apt-get12:15:143
173934099261,22cyclictest1749633-21apt-get07:20:123
173934099261,21cyclictest1907802-21apt-get09:55:113
173934099261,21cyclictest0-21swapper/310:25:113
173934099261,21cyclictest0-21swapper/307:55:123
173934099260,24cyclictest1820683-21basename08:30:003
1739340992520,3cyclictest1968436-21apt-get10:55:133
1739340992520,3cyclictest1953319-21apt-get10:40:113
1739340992520,3cyclictest1943187-21apt-get10:30:123
173934099251,20cyclictest0-21swapper/311:20:113
173934099251,20cyclictest0-21swapper/310:10:133
173934099251,20cyclictest0-21swapper/310:10:133
173934099251,20cyclictest0-21swapper/308:50:133
173934099250,5cyclictest1953044-21cron10:40:003
173934099250,21cyclictest64-21kcompactd007:40:083
173934099250,21cyclictest64-21kcompactd007:40:083
173934099250,21cyclictest1888087-21sed09:35:163
173934099250,21cyclictest0-21swapper/309:25:123
173934099250,20cyclictest0-21swapper/308:30:153
173933799251,20cyclictest1815876-21apt-get08:25:122
173933799251,20cyclictest1739544-21apt-get07:10:132
173933799251,19cyclictest1887587-21apt-get09:35:122
173933399252,20cyclictest1933056-21apt-get10:20:121
173933399252,20cyclictest1759770-21apt-get07:30:151
1739333992521,2cyclictest1830992-21apt-get08:40:131
173933399251,21cyclictest1994064-21apt-get11:20:121
1739340992420,2cyclictest0-21swapper/311:10:123
1739340992420,2cyclictest0-21swapper/307:35:133
1739340992419,3cyclictest1795171-21apt-get08:05:133
1739340992418,4cyclictest1963887-21ps10:50:153
173934099241,3cyclictest0-21swapper/312:02:303
173934099241,2cyclictest2009178-21apt-get11:35:093
173934099241,21cyclictest0-21swapper/311:55:113
173934099241,21cyclictest0-21swapper/311:00:123
173934099241,21cyclictest0-21swapper/309:40:123
173934099240,22cyclictest2019003-21idleruntime-cro11:45:003
173934099240,20cyclictest0-21swapper/309:30:123
1739337992420,2cyclictest2029353-21apt-get11:55:112
173933399242,20cyclictest2014244-21apt-get11:40:111
173933399242,20cyclictest1922945-21apt-get10:10:131
173933399242,20cyclictest1922945-21apt-get10:10:131
173933399241,20cyclictest2019254-21apt-get11:45:121
173933399241,20cyclictest1785085-21apt-get07:55:111
173933399241,19cyclictest1852126-21apt-get09:00:111
173933399240,22cyclictest1958862-21sed10:45:171
173933199241,21cyclictest1882532-21apt-get09:30:120
1739340992320,1cyclictest0-21swapper/311:50:123
1739340992319,3cyclictest1862240-21apt-get09:10:123
1739340992319,2cyclictest0-21swapper/308:55:123
1739340992319,2cyclictest0-21swapper/308:40:133
1739340992319,2cyclictest0-21swapper/307:15:133
1739340992318,3cyclictest0-21swapper/312:05:113
1739340992318,3cyclictest0-21swapper/310:05:123
173934099231,2cyclictest0-21swapper/310:00:133
173934099231,20cyclictest3777322-21systemd-journal07:55:003
173934099230,21cyclictest1800994-21hddtemp_smartct08:10:153
173934099230,20cyclictest0-21swapper/311:30:133
173933799231,2cyclictest1948242-21apt-get10:35:112
173933799231,2cyclictest1829819-21ntpq08:35:202
173933799230,4cyclictest2044207-21cron12:09:592
173933799230,19cyclictest0-21swapper/207:25:112
1739333992319,2cyclictest1973890-21apt-get11:00:121
1739333992319,2cyclictest1744577-21apt-get07:15:131
173933399231,2cyclictest2068685-21ntpq12:30:231
173933399231,20cyclictest0-21swapper/108:35:121
173933399230,21cyclictest1999597-21tr11:25:161
173933399230,21cyclictest1842040-21sort08:50:161
173933399230,20cyclictest0-21swapper/111:30:131
173933399230,20cyclictest0-21swapper/109:35:121
173933199231,2cyclictest1820931-21apt-get08:30:140
173933199231,21cyclictest1799980-21mktemp08:10:000
173933199231,20cyclictest1983977-21apt-get11:10:110
1739340992219,2cyclictest2044493-21apt-get12:10:103
173934099221,2cyclictest0-21swapper/312:30:133
173934099221,20cyclictest0-21swapper/308:03:473
173934099220,2cyclictest0-21swapper/311:25:123
173934099220,20cyclictest1958870-21ps10:45:173
173934099220,19cyclictest0-21swapper/312:25:113
173933799224,8cyclictest1942931-21munin-run10:30:002
1739337992219,1cyclictest1836048-21apt-get08:45:132
1739337992218,3cyclictest2019257-21taskset11:45:122
1739337992218,1cyclictest0-21swapper/211:15:132
173933799221,18cyclictest1917888-21apt-get10:05:122
173933799220,21cyclictest2064461-21cron12:29:592
173933799220,21cyclictest0-21swapper/209:00:112
173933799220,1cyclictest0-21swapper/207:55:112
173933799220,19cyclictest0-21swapper/210:10:072
173933799220,19cyclictest0-21swapper/210:10:072
1739333992219,1cyclictest2059684-21apt-get12:25:111
1739333992219,1cyclictest2039437-21apt-get12:05:121
1739333992218,3cyclictest1918835-21kthreadcore10:05:181
1739333992218,2cyclictest1777147-21ps07:45:181
173933399221,2cyclictest1754710-21apt-get07:25:111
173933399220,19cyclictest0-21swapper/112:10:101
173933399220,19cyclictest0-21swapper/108:45:131
173933399220,19cyclictest0-21swapper/108:30:131
1739331992219,2cyclictest1963403-21apt-get10:50:110
1739331992219,2cyclictest0-21swapper/009:15:120
1739331992218,3cyclictest1958125-21idleruntime-cro10:45:000
1739331992218,3cyclictest1769604-21awk07:40:000
1739331992218,2cyclictest1805691-21apt-get08:15:100
173933199221,20cyclictest1842045-21ps08:50:160
173933199221,1cyclictest1999095-21apt-get11:25:110
173933199220,21cyclictest1744302-21ls07:15:000
173933199220,21cyclictest0-21swapper/009:25:120
173933199220,20cyclictest64-21kcompactd009:37:530
1739340992118,2cyclictest0-21swapper/309:05:123
1739340992116,2cyclictest0-21swapper/307:30:153
173934099210,20cyclictest0-21swapper/311:15:433
173934099210,20cyclictest0-21swapper/309:52:553
1739337992119,1cyclictest0-21swapper/207:30:152
1739337992118,2cyclictest1973212-21apt-get11:00:002
1739337992118,2cyclictest1851855-21ls09:00:002
173933799210,2cyclictest2024302-21taskset11:50:122
173933799210,2cyclictest1968158-21cron10:55:002
173933799210,20cyclictest64-21kcompactd009:16:542
173933799210,19cyclictest0-21swapper/212:10:112
173933799210,18cyclictest0-21swapper/211:25:122
173933799210,18cyclictest0-21swapper/208:30:142
1739333992119,1cyclictest0-21swapper/107:40:131
1739333992119,1cyclictest0-21swapper/107:40:131
1739333992117,2cyclictest1902726-21apt-get09:50:121
1739333992117,2cyclictest1861123-21ntpq09:05:221
1739333992113,3cyclictest0-21swapper/109:50:001
173933399211,1cyclictest0-21swapper/111:55:111
173933399210,20cyclictest1851851-21cron09:00:001
173933399210,20cyclictest0-21swapper/111:15:131
1739331992119,1cyclictest0-21swapper/012:10:100
1739331992118,2cyclictest2024299-21apt-get11:50:130
1739331992118,2cyclictest1902468-21idleruntime-cro09:50:000
1739331992118,1cyclictest0-21swapper/012:00:140
1739331992117,2cyclictest1913357-21grep10:00:170
173933199210,20cyclictest64-21kcompactd007:51:260
173933199210,20cyclictest1852625-21grep09:00:160
173933199210,20cyclictest1840887-21systemd08:50:010
173933199210,20cyclictest0-21swapper/009:55:110
173933199210,20cyclictest0-21swapper/008:35:120
173933199210,20cyclictest0-21swapper/007:20:110
173933199210,19cyclictest3777322-21systemd-journal11:35:010
1739340992018,1cyclictest0-21swapper/308:50:013
1739340992017,1cyclictest0-21swapper/309:15:133
1739340992016,2cyclictest0-21swapper/311:05:123
173934099200,19cyclictest0-21swapper/312:35:173
173934099200,19cyclictest0-21swapper/309:20:403
1739337992018,1cyclictest64-21kcompactd009:55:372
1739337992018,1cyclictest0-21swapper/212:35:122
1739337992018,1cyclictest0-21swapper/211:20:122
1739337992018,1cyclictest0-21swapper/209:07:142
1739337992017,2cyclictest2055096-21irqcore12:20:182
1739337992017,1cyclictest1840859-21apt-get08:50:012
1739337992010,3cyclictest0-21swapper/209:40:192
173933799200,1cyclictest0-21swapper/212:15:142
173933799200,1cyclictest0-21swapper/208:40:132
173933799200,19cyclictest1962216-21ntpq10:45:212
173933799200,19cyclictest0-21swapper/210:02:362
173933799200,19cyclictest0-21swapper/208:15:102
173933799200,17cyclictest1887307-21cron09:35:002
1739333992018,1cyclictest0-21swapper/108:15:101
1739333992018,1cyclictest0-21swapper/108:05:131
1739333992017,2cyclictest1872376-21apt-get09:20:111
1739333992017,1cyclictest0-21swapper/107:10:121
1739333992016,2cyclictest1800614-21apt-get08:10:121
173933399200,1cyclictest64-21kcompactd009:17:261
173933399200,1cyclictest1973232-21gpgv11:00:001
173933399200,1cyclictest0-21swapper/112:35:121
173933399200,1cyclictest0-21swapper/111:13:331
173933399200,1cyclictest0-21swapper/109:55:371
173933399200,1cyclictest0-21swapper/109:35:001
173933399200,19cyclictest0-21swapper/110:26:471
1739331992018,1cyclictest0-21swapper/010:35:120
1739331992018,1cyclictest0-21swapper/010:25:110
1739331992018,1cyclictest0-21swapper/009:50:170
1739331992017,2cyclictest2014001-21basename11:40:010
173933199200,1cyclictest0-21swapper/008:41:250
173933199200,1cyclictest0-21swapper/007:45:130
173933199200,19cyclictest2014736-21sort11:40:150
173933199200,19cyclictest0-21swapper/010:30:220
173933199200,19cyclictest0-21swapper/009:20:130
173933199200,19cyclictest0-21swapper/008:10:110
1739340991916,2cyclictest0-21swapper/307:25:113
1739340991915,2cyclictest1897672-21apt-get09:45:123
1739337991917,1cyclictest1984461-21ps11:10:162
1739337991917,1cyclictest0-21swapper/207:15:132
1739337991916,2cyclictest1898173-21irqcore09:45:162
1739337991916,2cyclictest1811752-21kthreadcore08:20:192
1739337991915,3cyclictest2875-21cron07:39:592
1739337991915,2cyclictest1774931-21apt-get07:45:112
1739337991913,4cyclictest1973893-21chrt11:00:122
173933799190,1cyclictest0-21swapper/212:30:132
173933399193,7cyclictest1958120-21basename10:45:001
1739333991916,2cyclictest0-21swapper/107:25:001
173933399190,1cyclictest1816379-21cut08:25:171
173933399190,1cyclictest0-21swapper/110:30:141
1739331991917,1cyclictest0-21swapper/011:55:120
1739331991917,1cyclictest0-21swapper/011:24:200
1739331991917,1cyclictest0-21swapper/011:08:110
1739331991917,1cyclictest0-21swapper/011:00:120
1739331991917,1cyclictest0-21swapper/010:15:310
1739331991915,2cyclictest702-21runrttasks09:05:060
1739331991915,2cyclictest1769875-21apt-get07:40:120
1739331991915,2cyclictest1769875-21apt-get07:40:120
173933199190,18cyclictest0-21swapper/010:55:170
173933199190,18cyclictest0-21swapper/007:30:150
173933199190,18cyclictest0-21swapper/007:30:000
1739340991816,1cyclictest0-21swapper/309:00:123
1739340991816,1cyclictest0-21swapper/308:15:093
1739337991816,1cyclictest1864456-21ps09:10:172
1739337991816,1cyclictest0-21swapper/210:20:122
1739337991815,2cyclictest1928342-21gltestperf10:15:152
1739337991815,2cyclictest1780472-21irqcore07:50:152
1739337991814,2cyclictest0-21swapper/208:05:172
1739333991816,1cyclictest64-21kcompactd010:04:451
1739333991816,1cyclictest0-21swapper/111:50:131
1739333991816,1cyclictest0-21swapper/109:42:101
173933399180,18cyclictest0-21swapper/109:10:171
1739331991817,1cyclictest0-21swapper/012:05:120
1739331991816,1cyclictest64-21kcompactd012:15:230
1739331991816,1cyclictest0-21swapper/011:15:130
1739331991816,1cyclictest0-21swapper/010:20:120
1739331991816,1cyclictest0-21swapper/008:55:110
1739340991714,2cyclictest64-21kcompactd011:45:503
1739340991712,2cyclictest2054608-21apt-get12:20:133
1739337991715,1cyclictest0-21swapper/207:40:132
1739337991715,1cyclictest0-21swapper/207:40:132
1739337991714,2cyclictest2014748-21irqcore11:40:152
1739337991713,2cyclictest0-21swapper/212:00:182
1739333991715,1cyclictest0-21swapper/112:00:141
173933399170,0cyclictest0-21swapper/109:25:121
1739331991714,2cyclictest1958858-21ps10:45:170
1739337991615,0cyclictest0-21swapper/211:39:542
1739333991614,1cyclictest64-21kcompactd010:16:031
1739331991614,1cyclictest0-21swapper/012:30:260
1739331991614,1cyclictest0-21swapper/010:10:220
1739331991614,1cyclictest0-21swapper/010:10:220
1739331991614,1cyclictest0-21swapper/007:15:130
1739331991613,2cyclictest61650irq/133-enp0s29f1:rx-012:25:110
1739331991613,2cyclictest61650irq/133-enp0s29f1:rx-012:20:270
1739331991613,2cyclictest61650irq/133-enp0s29f1:rx-009:10:220
1739340991510,3cyclictest1743444-21ntpq07:10:223
173933799159,5cyclictest1790406-21fw_forwarded_lo08:00:152
1739337991512,2cyclictest1979874-21kthreadcore11:05:172
173933399157,3cyclictest2052189-21tr12:15:201
1739333991512,2cyclictest1963492-21cpuspeed_turbos10:50:121
1739333991512,2cyclictest1813033-21sort08:20:201
1739333991510,4cyclictest3777322-21systemd-journal11:05:271
173933399150,14cyclictest0-21swapper/111:35:181
173933199158,5cyclictest2020614-21cut11:45:180
1739331991514,1cyclictest0-21swapper/008:25:220
1739331991512,2cyclictest61650irq/133-enp0s29f1:rx-009:40:260
1739331991512,2cyclictest61650irq/133-enp0s29f1:rx-007:55:100
1739331991511,3cyclictest61650irq/133-enp0s29f1:rx-012:35:120
1739331991511,3cyclictest61650irq/133-enp0s29f1:rx-008:20:140
1739340991411,2cyclictest1810973-21fschecks_count08:20:163
1739340991411,1cyclictest1928021-21apt-get10:15:123
1739337991412,1cyclictest0-21swapper/209:20:112
1739337991411,2cyclictest0-21swapper/207:24:592
1739333991410,2cyclictest3777322-21systemd-journal07:40:001
1739331991412,1cyclictest0-21swapper/008:00:120
1739331991410,3cyclictest61650irq/133-enp0s29f1:rx-010:05:130
173934099131,3cyclictest1739250-21latency_hist07:10:003
1739337991311,1cyclictest0-21swapper/210:40:112
1739337991311,1cyclictest0-21swapper/209:50:112
1739333991311,1cyclictest0-21swapper/108:00:241
1739333991310,2cyclictest2054675-21cpuspeed_turbos12:20:141
1739337991210,1cyclictest0-21swapper/209:25:122
173933799117,3cyclictest1947593-21sshd10:30:292
17393379997,1cyclictest0-21swapper/207:09:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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