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2026-01-11 - 18:15
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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 Sun Jan 11, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
152995199361,5cyclictest1768996-21tmpfiles11:04:590
152995199360,5cyclictest1645817-21chrt09:00:220
1529951993516,17cyclictest0-21swapper/011:50:000
1529951993122,8cyclictest1723131-21cron10:20:010
152995199311,21cyclictest1565625-21apt-get07:45:110
152995199301,27cyclictest0-21swapper/010:00:110
152995199290,2cyclictest0-21swapper/007:20:110
1529951992819,7cyclictest1595918-21apt-get08:15:120
1529951992817,10cyclictest1-21systemd12:30:000
152995199281,26cyclictest0-21swapper/011:20:110
152995199271,25cyclictest0-21swapper/009:35:210
152995199270,21cyclictest0-21swapper/008:45:130
152995199270,21cyclictest0-21swapper/008:45:120
152995899260,23cyclictest1657141-21seq09:15:122
152995199267,7cyclictest261-21systemd-journal10:25:000
152995199262,3cyclictest1682483-21apt-get09:40:100
152995199262,22cyclictest1646979-21apt-get09:05:130
152995199260,3cyclictest1667755-21ps09:25:140
152996199252,21cyclictest1565625-21apt-get07:45:133
152996199250,21cyclictest0-21swapper/310:05:123
152995199252,2cyclictest1606431-21apt-get08:25:120
152995199252,21cyclictest1692639-21apt-get09:50:120
152996199242,21cyclictest1585820-21apt-get08:05:113
152996199242,20cyclictest1555520-21apt-get07:35:133
1529961992420,3cyclictest1748633-21apt-get10:45:133
1529961992420,2cyclictest1841178-21apt-get12:20:083
152996199241,21cyclictest1560571-21apt-get07:40:123
1529958992420,2cyclictest1677405-21apt-get09:35:122
152995899241,21cyclictest261-21systemd-journal11:10:002
152995899241,20cyclictest0-21swapper/208:40:112
152995899240,20cyclictest0-21swapper/207:40:112
152995699242,20cyclictest1708240-21apt-get10:05:121
1529956992420,2cyclictest1825397-21apt-get12:00:121
1529951992417,5cyclictest1789518-21apt-get11:25:130
152995199241,2cyclictest1687585-21apt-get09:45:120
152995199241,2cyclictest1545386-21apt-get07:25:120
152995199241,21cyclictest1530173-21apt-get07:10:130
1529951992411,11cyclictest0-21swapper/010:15:010
1529951992410,11cyclictest0-21swapper/012:20:000
1529961992319,2cyclictest1825397-21apt-get12:00:133
1529961992319,2cyclictest1718375-21taskset10:15:133
152996199231,20cyclictest1747500-21ntpq10:40:203
152996199230,21cyclictest1743299-21cron10:40:003
152996199230,20cyclictest0-21swapper/308:35:133
152996199230,19cyclictest0-21swapper/307:15:143
1529958992319,2cyclictest1703162-21apt-get10:00:112
152995899230,19cyclictest0-21swapper/207:50:112
1529956992321,1cyclictest1555253-21cron07:35:011
152995699231,20cyclictest1667270-21apt-get09:25:091
152995699231,19cyclictest1743576-21apt-get10:40:111
152995699231,19cyclictest0-21swapper/111:20:111
152995699230,20cyclictest0-21swapper/109:00:131
1529951992320,2cyclictest1636801-21apt-get08:55:110
1529951992319,2cyclictest1851337-21apt-get12:30:100
1529951992319,2cyclictest0-21swapper/010:30:110
1529951992317,5cyclictest0-21swapper/012:05:110
152995199231,2cyclictest1835476-21apt-get12:10:090
152995199231,2cyclictest1616562-21apt-get08:35:120
152995199231,2cyclictest0-21swapper/009:15:120
152995199231,20cyclictest1830178-21idleruntime-cro12:05:000
152995199231,20cyclictest1698123-21apt-get09:55:140
152995199231,20cyclictest0-21swapper/010:05:120
152995199230,22cyclictest0-21swapper/008:05:130
152995199230,21cyclictest1774854-21grep11:10:160
1529961992219,2cyclictest1631746-21apt-get08:50:113
1529961992218,2cyclictest1774070-21cron11:10:003
152996199221,19cyclictest1545386-21apt-get07:25:123
152996199220,3cyclictest1595646-21awk08:14:593
152996199220,20cyclictest1661949-21idleruntime-cro09:20:013
152996199220,20cyclictest0-21swapper/308:15:133
1529958992219,2cyclictest1753664-21apt-get10:50:132
1529958992219,1cyclictest0-21swapper/210:40:112
1529958992219,1cyclictest0-21swapper/210:20:112
1529958992219,1cyclictest0-21swapper/207:15:142
1529958992218,2cyclictest1820298-21apt-get11:55:122
152995899220,1cyclictest1626693-21apt-get08:45:122
152995899220,1cyclictest1626693-21apt-get08:45:122
152995899220,19cyclictest0-21swapper/207:20:112
1529956992219,2cyclictest1556013-21sed07:35:191
1529956992219,1cyclictest1590862-21apt-get08:10:111
1529956992218,2cyclictest261-21systemd-journal09:45:001
1529956992217,4cyclictest1601338-21apt-get08:20:031
152995699221,20cyclictest1769276-21apt-get11:05:111
152995699220,20cyclictest1835480-21sshd12:10:091
152995699220,19cyclictest0-21swapper/109:45:131
152995699220,19cyclictest0-21swapper/109:10:111
152995699220,19cyclictest0-21swapper/107:55:121
152995699220,19cyclictest0-21swapper/107:45:121
1529951992219,2cyclictest0-21swapper/008:40:120
1529951992219,2cyclictest0-21swapper/008:30:120
1529951992219,2cyclictest0-21swapper/008:00:120
1529951992216,5cyclictest0-21swapper/010:35:110
1529951992213,8cyclictest0-21swapper/007:30:200
152995199221,20cyclictest1575688-21apt-get07:55:100
152995199220,2cyclictest0-21swapper/007:40:120
152995199220,21cyclictest1601376-21apt-get08:20:110
1529961992119,1cyclictest0-21swapper/312:35:223
1529961992119,1cyclictest0-21swapper/312:10:103
1529961992119,1cyclictest0-21swapper/307:55:113
1529961992119,1cyclictest0-21swapper/307:50:113
1529961992119,1cyclictest0-21swapper/307:30:133
1529961992118,1cyclictest1784440-21apt-get11:20:113
1529961992117,2cyclictest1652059-21apt-get09:10:123
152996199211,1cyclictest0-21swapper/309:55:143
152996199211,19cyclictest1641880-21apt-get09:00:123
152996199210,20cyclictest1647476-21ps09:05:163
152996199210,20cyclictest1621638-21apt-get08:40:103
152996199210,20cyclictest0-21swapper/311:40:113
152996199210,20cyclictest0-21swapper/310:50:133
152996199210,20cyclictest0-21swapper/309:30:123
152996199210,1cyclictest0-21swapper/311:00:133
1529958992119,1cyclictest0-21swapper/207:30:132
1529958992117,2cyclictest1646979-21apt-get09:05:112
152995899210,20cyclictest0-21swapper/211:50:122
152995899210,19cyclictest0-21swapper/209:20:132
1529956992119,1cyclictest0-21swapper/111:35:111
1529956992119,1cyclictest0-21swapper/111:35:111
1529956992119,1cyclictest0-21swapper/110:50:131
1529956992119,1cyclictest0-21swapper/108:50:111
1529956992118,2cyclictest1774352-21apt-get11:10:121
1529956992118,1cyclictest1540284-21apt-get07:20:111
1529956992118,1cyclictest0-21swapper/112:35:121
1529956992117,2cyclictest1662218-21apt-get09:20:131
152995699210,2cyclictest1539159-21ntpq07:15:241
152995699210,1cyclictest0-21swapper/110:05:011
152995699210,1cyclictest0-21swapper/109:05:121
152995699210,19cyclictest0-21swapper/108:15:121
152995699210,19cyclictest0-21swapper/107:10:131
1529951992118,2cyclictest1845986-21cron12:25:000
152995199211,7cyclictest1667018-21cut09:25:010
152995199211,18cyclictest704-21snmpd11:40:000
152995199211,18cyclictest704-21snmpd11:40:000
1529951992111,8cyclictest61650irq/133-enp0s29f1:rx-010:25:130
152995199210,20cyclictest0-21swapper/010:45:110
152995199210,1cyclictest0-21swapper/009:30:120
1529961992018,1cyclictest1820016-21cron11:55:003
1529961992018,1cyclictest0-21swapper/309:40:103
1529961992018,1cyclictest0-21swapper/309:25:113
1529961992018,1cyclictest0-21swapper/308:20:013
1529961992017,2cyclictest509-21systemd-logind11:35:003
1529961992017,1cyclictest0-21swapper/309:45:133
1529961992016,3cyclictest0-21swapper/311:35:113
1529961992016,3cyclictest0-21swapper/311:35:113
152996199200,1cyclictest0-21swapper/312:30:113
152996199200,1cyclictest0-21swapper/311:10:123
152996199200,19cyclictest0-21swapper/312:05:113
1529958992018,1cyclictest0-21swapper/209:10:102
1529958992017,2cyclictest1800548-21ps11:35:162
1529958992017,2cyclictest1800548-21ps11:35:162
1529958992017,2cyclictest0-21swapper/210:55:112
1529958992017,2cyclictest0-21swapper/209:00:132
1529958992017,1cyclictest1550212-21idleruntime-cro07:30:002
1529958992016,2cyclictest391rcuc/212:30:012
1529958992016,2cyclictest0-21swapper/211:30:102
152995899200,1cyclictest0-21swapper/211:45:102
152995899200,1cyclictest0-21swapper/211:40:112
152995899200,1cyclictest0-21swapper/211:00:132
152995899200,1cyclictest0-21swapper/210:30:102
152995899200,1cyclictest0-21swapper/210:10:112
152995899200,1cyclictest0-21swapper/209:40:112
152995899200,1cyclictest0-21swapper/207:35:132
1529956992018,1cyclictest1830428-21apt-get12:05:111
1529956992018,1cyclictest0-21swapper/111:00:131
1529956992018,1cyclictest0-21swapper/110:35:111
1529956992017,2cyclictest1840918-21idleruntime-cro12:20:001
1529956992016,3cyclictest1734461-21ps10:30:161
1529956992012,2cyclictest191rcu_preempt09:55:011
152995699200,1cyclictest0-21swapper/108:55:111
152995699200,1cyclictest0-21swapper/107:25:121
152995699200,19cyclictest0-21swapper/111:30:101
152995199206,3cyclictest0-21swapper/010:55:000
152995199204,4cyclictest1535588-21grep07:15:170
1529951992018,1cyclictest0-21swapper/010:40:110
1529951992017,2cyclictest1820795-21ps11:55:170
1529951992017,2cyclictest1794549-21apt-get11:30:100
152995199201,6cyclictest261-21systemd-journal09:15:000
1529951992012,7cyclictest61650irq/133-enp0s29f1:rx-008:50:180
1529951992012,7cyclictest61650irq/133-enp0s29f1:rx-008:10:200
152995199201,17cyclictest0-21swapper/011:50:140
1529961991917,1cyclictest0-21swapper/309:50:123
1529961991916,2cyclictest1814977-21munin-plugin-st11:50:003
1529961991916,2cyclictest1707968-21apt10:05:013
1529961991916,2cyclictest1580744-21apt-get08:00:133
152996199190,1cyclictest0-21swapper/310:59:593
1529958991916,2cyclictest1830921-21cut12:05:162
1529958991915,2cyclictest1779144-21munin-run11:15:002
152995899190,18cyclictest0-21swapper/208:20:002
1529956991917,1cyclictest0-21swapper/109:35:121
1529956991917,1cyclictest0-21swapper/108:35:131
152995699190,0cyclictest0-21swapper/111:15:121
152995199196,2cyclictest1559838-21unixbench_multi07:35:280
152995199196,2cyclictest0-21swapper/010:55:150
1529951991916,2cyclictest0-21swapper/011:05:120
152995199191,3cyclictest1779405-21apt-get11:15:110
1529961991817,1cyclictest0-21swapper/310:10:103
1529961991816,2cyclictest1692399-21kworker/3:2+events_freezable_power_10:33:253
1529961991816,1cyclictest0-21swapper/309:35:113
1529961991815,2cyclictest1840906-21cron12:20:003
1529961991815,2cyclictest1662705-21grep09:20:163
1529958991817,1cyclictest0-21swapper/208:35:122
1529958991816,1cyclictest0-21swapper/210:05:122
1529958991816,1cyclictest0-21swapper/208:50:112
1529958991815,2cyclictest0-21swapper/210:15:132
1529958991814,3cyclictest1697475-21unin-run09:55:012
1529956991816,1cyclictest1753392-21idleruntime-cro10:50:001
1529956991816,1cyclictest0-21swapper/110:55:111
1529956991816,1cyclictest0-21swapper/110:20:111
152995699180,1cyclictest1611217-21latency_hist08:29:591
152995699180,16cyclictest1677144-21dump-pmu-power09:35:011
152995199181,6cyclictest1570834-21sort07:50:140
152995199181,5cyclictest1858770-21kthreadcore12:35:180
152995199181,5cyclictest1530103-21latency_hist07:10:000
1529951991815,2cyclictest0-21swapper/011:40:110
1529961991715,2cyclictest1692399-21kworker/3:2+events_freezable_power_11:17:213
1529961991715,1cyclictest0-21swapper/310:20:113
1529961991715,1cyclictest0-21swapper/308:45:133
1529961991715,1cyclictest0-21swapper/308:45:133
1529961991715,1cyclictest0-21swapper/307:20:103
1529961991714,2cyclictest1612121-21irqcore08:30:173
1529958991715,1cyclictest0-21swapper/212:30:112
1529958991711,4cyclictest261-21systemd-journal09:31:282
1529956991716,1cyclictest0-21swapper/108:45:171
1529956991716,1cyclictest0-21swapper/108:45:161
1529956991715,1cyclictest1810204-21apt-get11:45:101
1529956991714,2cyclictest1809926-21cron11:44:591
1529961991613,2cyclictest1824173-21ntpq11:55:213
1529961991613,2cyclictest0-21swapper/310:25:133
1529958991614,1cyclictest0-21swapper/210:35:222
1529958991614,1cyclictest0-21swapper/208:20:122
1529958991613,2cyclictest1835970-21irqcore12:10:142
1529958991610,4cyclictest1580465-21cron07:59:592
1529956991615,1cyclictest0-21swapper/111:25:221
1529956991614,1cyclictest0-21swapper/112:30:111
1529956991614,1cyclictest0-21swapper/108:40:111
152996199156,2cyclictest191rcu_preempt08:25:253
1529961991514,1cyclictest1692399-21kworker/3:2+events_freezable_power_11:28:203
1529958991513,1cyclictest1861266-21latency_hist12:40:012
1529958991512,2cyclictest1783240-21/usr/sbin/munin11:15:212
1529958991512,2cyclictest0-21swapper/211:30:002
1529958991511,3cyclictest702-21runrttasks07:45:132
1529956991514,0cyclictest0-21swapper/112:20:131
1529956991514,0cyclictest0-21swapper/109:15:121
1529956991513,1cyclictest0-21swapper/110:10:111
1529956991513,1cyclictest0-21swapper/107:40:111
152995699150,1cyclictest0-21swapper/110:20:011
1529961991411,2cyclictest1848494-21kthreadcore12:25:183
1529958991412,1cyclictest0-21swapper/208:30:132
1529958991411,2cyclictest0-21swapper/207:15:002
1529958991410,3cyclictest0-21swapper/212:25:002
152995699144,2cyclictest1616324-21systemd-run08:35:001
1529956991412,1cyclictest0-21swapper/111:50:121
1529956991411,2cyclictest1820590-21gltestperf11:55:151
152995699140,12cyclictest1575429-21munin-run07:55:001
1529961991310,2cyclictest1640803-21nvmesmart_nvme008:55:233
152995899138,4cyclictest1692316-21sshd09:49:342
1529958991311,1cyclictest0-21swapper/208:10:112
1529958991310,2cyclictest401ktimers/211:20:212
1529958991310,2cyclictest1753393-21munin-run10:50:002
1529958991310,2cyclictest1672088-21latency_hist09:30:002
1529958991310,2cyclictest1585918-21cut08:05:132
152995699136,5cyclictest261-21systemd-journal09:59:341
1529956991311,1cyclictest1851064-21cron12:30:001
152995899129,2cyclictest0-21swapper/212:00:172
152995899128,3cyclictest1-21systemd08:05:002
152995899120,2cyclictest1611215-21awk08:29:592
152995699127,3cyclictest0-21swapper/110:25:141
152996199117,3cyclictest1530316-21cpuspeed_turbos07:10:143
152995899119,1cyclictest1728440-21apt-get10:25:132
152995899119,1cyclictest1637297-21ps08:55:162
152995699117,3cyclictest283-21systemd-udevd08:06:541
152995699115,5cyclictest1-21systemd08:05:001
152995699111,2cyclictest1529885-21latency_hist07:10:001
152995899108,1cyclictest0-21swapper/209:55:262
152995899106,3cyclictest1840718-21sshd12:17:452
15299619996,2cyclictest0-21swapper/307:10:003
15299589961,4cyclictest1529947-21cyclictest07:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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