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2026-04-07 - 03:28
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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 highest latencies:
System rackeslot4.osadl.org (updated Tue Apr 07, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
166554199323,2cyclictest191rcu_preempt20:05:120
166554199323,2cyclictest191rcu_preempt20:05:120
166555199277,19cyclictest0-21swapper/323:15:173
1665551992724,2cyclictest0-21swapper/321:55:003
166554199272,22cyclictest1921280-21apt-get23:20:100
166554199260,24cyclictest2002333-21cron00:40:000
166554199260,24cyclictest1987934-21grep00:25:160
166555199251,22cyclictest1676338-21apt-get19:20:113
166554699251,21cyclictest1757377-21apt-get20:40:122
166554199251,3cyclictest1982383-21apt-get00:20:120
166554199251,22cyclictest1896011-21apt-get22:55:110
166554199251,22cyclictest1691550-21sshd19:35:120
166554199251,21cyclictest1957131-21apt-get23:55:110
166554199251,21cyclictest1870699-21apt-get22:30:130
166554199251,21cyclictest1840212-21apt-get22:00:120
166554199250,23cyclictest1834424-21idleruntime-cro21:54:590
166555199240,4cyclictest702-21runrttasks22:35:113
166554699242,2cyclictest1762448-21apt-get20:45:122
166554699241,3cyclictest1782386-21ntpq21:00:212
166554699241,2cyclictest1916205-21apt-get23:15:122
166554699241,20cyclictest1910031-21ntpq23:05:202
166554699241,20cyclictest0-21swapper/219:20:112
166554699240,22cyclictest0-21swapper/223:00:132
166554699240,21cyclictest0-21swapper/220:20:142
1665544992420,2cyclictest1896011-21apt-get22:55:121
166554499241,21cyclictest1849244-21ntpq22:05:221
166554499241,21cyclictest0-21swapper/120:20:131
1665541992420,2cyclictest1947000-21apt-get23:45:110
166554199241,3cyclictest1880850-21apt-get22:40:110
166554199241,20cyclictest1737147-21apt-get20:20:120
166554199240,20cyclictest0-21swapper/020:40:110
166555199230,3cyclictest1809105-21idleruntime-cro21:30:013
166555199230,2cyclictest1752026-21idleruntime-cro20:35:003
166555199230,22cyclictest1885604-21cron22:45:003
166555199230,20cyclictest0-21swapper/323:00:133
166555199230,20cyclictest0-21swapper/321:15:123
1665546992319,3cyclictest1788362-21cron21:10:002
1665546992319,2cyclictest1747253-21apt-get20:30:102
166554699231,1cyclictest1804333-21apt-get21:25:122
166554699230,21cyclictest0-21swapper/219:50:112
166554699230,20cyclictest0-21swapper/222:06:042
166554699230,19cyclictest0-21swapper/221:35:082
166554499232,19cyclictest1931391-21apt-get23:30:121
166554499231,20cyclictest1972297-21apt-get00:10:121
1665541992319,2cyclictest1977349-21apt-get00:15:110
1665541992319,2cyclictest1798830-21apt-get21:20:130
1665541992319,2cyclictest0-21swapper/021:45:110
1665541992319,2cyclictest0-21swapper/020:45:120
1665541992318,3cyclictest0-21swapper/019:20:110
1665541992316,5cyclictest1798565-21cron21:20:010
166554199231,3cyclictest0-21swapper/023:32:380
166554199231,2cyclictest0-21swapper/023:11:080
166554199231,2cyclictest0-21swapper/020:54:020
166554199231,2cyclictest0-21swapper/020:30:100
166554199231,21cyclictest0-21swapper/019:11:210
166554199231,20cyclictest1783295-21cron21:05:010
166554199231,20cyclictest1681415-21apt-get19:25:110
166554199231,20cyclictest0-21swapper/022:50:130
166554199230,21cyclictest1754525-21sshd20:35:160
166554199230,1cyclictest1696644-21apt-get19:40:110
1665551992219,1cyclictest0-21swapper/323:28:533
1665551992218,2cyclictest1783572-21apt-get21:05:133
166555199220,2cyclictest1731790-21cron20:15:003
166555199220,2cyclictest0-21swapper/300:15:113
166555199220,20cyclictest0-21swapper/319:50:113
166555199220,1cyclictest0-21swapper/323:50:113
166555199220,19cyclictest0-21swapper/323:55:123
166555199220,19cyclictest0-21swapper/322:25:123
166555199220,19cyclictest0-21swapper/320:55:123
166555199220,19cyclictest0-21swapper/320:20:143
166555199220,19cyclictest0-21swapper/300:29:053
1665546992219,2cyclictest1941004-21switchtime23:35:242
1665546992219,2cyclictest1746978-21cron20:30:012
1665546992217,3cyclictest1880853-21chrt22:40:112
166554699221,20cyclictest1839094-21ntpq21:55:222
166554699220,20cyclictest64-21kcompactd022:29:452
166554699220,20cyclictest0-21swapper/221:10:122
166554699220,20cyclictest0-21swapper/200:15:122
166554699220,1cyclictest0-21swapper/222:00:122
166554699220,1cyclictest0-21swapper/200:35:112
166554699220,1cyclictest0-21swapper/200:30:102
166554499222,1cyclictest1711851-21apt-get19:55:101
1665544992219,2cyclictest1716905-21apt-get20:00:131
1665544992219,2cyclictest0-21swapper/119:30:001
1665544992219,1cyclictest0-21swapper/120:30:101
166554499221,2cyclictest1835121-21apt-get21:55:131
166554499221,20cyclictest1793734-21apt-get21:15:131
166554499221,20cyclictest0-21swapper/121:10:121
166554499221,1cyclictest1865603-21apt-get22:25:121
166554499221,1cyclictest1732065-21apt-get20:15:101
166554499221,19cyclictest0-21swapper/121:30:171
166554499220,2cyclictest1931111-21cron23:30:001
166554499220,20cyclictest1727491-21cut20:10:161
1665541992219,2cyclictest1788642-21apt-get21:10:120
1665541992219,2cyclictest0-21swapper/000:00:120
1665541992218,2cyclictest1824281-21cron21:45:000
1665541992217,3cyclictest1890677-21munin-run22:50:000
166554199221,20cyclictest0-21swapper/023:15:130
166554199220,2cyclictest0-21swapper/023:50:210
166554199220,2cyclictest0-21swapper/021:25:130
166554199220,21cyclictest0-21swapper/022:23:490
1665551992119,2cyclictest64-21kcompactd023:12:133
1665551992119,1cyclictest1962213-21apt-get00:00:113
1665551992119,1cyclictest0-21swapper/323:35:233
1665551992119,1cyclictest0-21swapper/321:38:083
1665551992118,2cyclictest1936204-21apt-get23:35:013
1665551992118,2cyclictest1864575-21ps22:20:233
1665551992118,1cyclictest0-21swapper/323:05:123
166555199210,20cyclictest64-21kcompactd022:06:043
166555199210,20cyclictest64-21kcompactd021:59:063
166555199210,20cyclictest1803672-21gpgv21:25:013
166555199210,1cyclictest1885882-21apt-get22:45:123
166555199210,19cyclictest0-21swapper/321:10:123
1665546992119,1cyclictest64-21kcompactd021:44:352
1665546992119,1cyclictest1987435-21apt-get00:25:112
1665546992119,1cyclictest0-21swapper/221:15:212
1665546992118,2cyclictest1961966-21awk00:00:012
1665546992118,2cyclictest1-21systemd21:00:012
1665546992118,2cyclictest0-21swapper/222:35:112
1665546992117,2cyclictest0-21swapper/220:00:122
166554699211,19cyclictest0-21swapper/220:15:012
166554699210,2cyclictest509-21systemd-logind22:54:592
166554699210,1cyclictest1752300-21apt-get20:35:112
166554699210,19cyclictest64-21kcompactd022:11:282
166554699210,19cyclictest0-21swapper/200:20:162
1665544992119,1cyclictest0-21swapper/123:55:121
1665544992119,1cyclictest0-21swapper/120:45:121
1665544992118,2cyclictest1861006-21ps22:20:161
1665544992118,2cyclictest1854280-21ntpq22:10:231
1665544992118,1cyclictest1691545-21apt-get19:35:121
1665544992117,1cyclictest0-21swapper/122:00:121
1665544992116,4cyclictest311ktimers/122:30:131
1665544992116,3cyclictest261-21systemd-journal00:40:001
166554499211,1cyclictest0-21swapper/122:40:111
166554499211,1cyclictest0-21swapper/120:25:121
166554499210,20cyclictest301rcuc/121:04:151
166554499210,20cyclictest0-21swapper/123:20:101
166554499210,20cyclictest0-21swapper/119:30:111
1665541992119,1cyclictest1835617-21ps21:55:170
1665541992119,1cyclictest0-21swapper/022:25:120
1665541992119,1cyclictest0-21swapper/021:05:130
1665541992118,2cyclictest0-21swapper/023:25:120
166554199210,2cyclictest0-21swapper/023:40:110
166554199210,1cyclictest0-21swapper/023:35:130
1665551992018,1cyclictest1671258-21apt-get19:15:113
1665551992018,1cyclictest0-21swapper/323:20:093
1665551992018,1cyclictest0-21swapper/322:30:133
1665551992018,1cyclictest0-21swapper/322:10:223
1665551992018,1cyclictest0-21swapper/321:44:353
1665551992018,1cyclictest0-21swapper/320:05:133
1665551992018,1cyclictest0-21swapper/320:05:123
1665551992018,1cyclictest0-21swapper/320:00:123
1665551992017,2cyclictest1665756-21apt-get19:10:113
166555199200,1cyclictest1967265-21apt-get00:05:123
166555199200,1cyclictest0-21swapper/322:00:113
166555199200,1cyclictest0-21swapper/300:35:113
166555199200,1cyclictest0-21swapper/300:30:103
1665546992018,1cyclictest0-21swapper/223:12:132
1665546992018,1cyclictest0-21swapper/221:20:132
1665546992018,1cyclictest0-21swapper/219:15:112
1665546992017,2cyclictest0-21swapper/223:20:092
1665546992017,2cyclictest0-21swapper/222:30:132
166554699200,1cyclictest0-21swapper/223:50:122
166554699200,1cyclictest0-21swapper/219:10:182
166554699200,1cyclictest0-21swapper/200:00:122
166554699200,19cyclictest1712343-21grep19:55:162
1665544992018,1cyclictest0-21swapper/123:11:081
1665544992018,1cyclictest0-21swapper/121:50:111
1665544992018,1cyclictest0-21swapper/121:35:081
1665544992018,1cyclictest0-21swapper/120:43:181
1665544992018,1cyclictest0-21swapper/100:20:121
1665544992016,3cyclictest1700943-21unixbench-2d19:40:231
166554499200,1cyclictest1936893-21apt-get23:35:121
166554499200,1cyclictest1721939-21taskset20:05:121
166554499200,1cyclictest1721939-21taskset20:05:121
166554499200,1cyclictest0-21swapper/122:15:111
166554499200,1cyclictest0-21swapper/120:35:111
166554499200,19cyclictest1772321-21apt-get20:55:031
166554499200,19cyclictest0-21swapper/123:19:441
166554499200,19cyclictest0-21swapper/121:45:101
166554499200,19cyclictest0-21swapper/121:40:131
166554499200,18cyclictest1876264-21grep22:35:151
1665541992017,2cyclictest64-21kcompactd019:17:500
1665541992017,2cyclictest1855392-21apt-get22:15:110
1665541992017,2cyclictest1746666-21fwupd20:26:190
1665541992017,2cyclictest0-21swapper/019:30:120
1665541992016,3cyclictest1992700-21grep00:30:120
1665551991917,1cyclictest64-21kcompactd021:45:063
1665551991917,1cyclictest0-21swapper/320:45:123
1665551991917,1cyclictest0-21swapper/319:45:113
1665551991917,1cyclictest0-21swapper/319:25:123
1665551991916,2cyclictest64-21kcompactd020:15:523
1665551991916,1cyclictest0-21swapper/321:30:113
166555199190,19cyclictest0-21swapper/300:20:163
1665546991918,1cyclictest64-21kcompactd023:28:532
1665546991917,1cyclictest0-21swapper/223:35:012
1665546991917,1cyclictest0-21swapper/221:45:072
1665546991916,2cyclictest1834428-21basename21:54:592
1665546991916,1cyclictest1809376-21apt-get21:30:112
1665544991917,1cyclictest0-21swapper/119:15:111
1665544991916,2cyclictest311ktimers/100:00:121
1665544991916,2cyclictest1681139-21cron19:24:591
1665544991916,2cyclictest0-21swapper/121:25:001
1665541991917,1cyclictest0-21swapper/023:00:120
1665541991917,1cyclictest0-21swapper/022:05:120
1665541991916,2cyclictest1773497-21irqcore20:55:160
1665541991916,2cyclictest1701720-21apt-get19:45:120
166554199190,1cyclictest0-21swapper/021:35:000
1665551991816,1cyclictest64-21kcompactd019:39:193
1665551991816,1cyclictest0-21swapper/322:55:113
1665551991816,1cyclictest0-21swapper/320:40:113
1665551991815,1cyclictest0-21swapper/300:10:133
1665546991816,1cyclictest0-21swapper/222:55:112
1665546991816,1cyclictest0-21swapper/219:44:102
1665546991816,1cyclictest0-21swapper/219:25:122
1665546991815,2cyclictest0-21swapper/200:10:132
166554699180,1cyclictest0-21swapper/200:05:122
1665544991817,1cyclictest0-21swapper/119:11:551
1665544991816,1cyclictest0-21swapper/121:25:121
1665544991816,1cyclictest0-21swapper/120:54:021
1665544991811,4cyclictest1992201-21cron00:30:001
166554499180,1cyclictest0-21swapper/100:20:001
1665541991816,1cyclictest0-21swapper/000:10:120
1665541991815,2cyclictest0-21swapper/020:00:130
1665541991813,3cyclictest1972018-21cron00:10:000
1665546991715,1cyclictest1686468-21apt-get19:30:112
1665546991715,1cyclictest0-21swapper/222:45:112
1665546991715,1cyclictest0-21swapper/220:15:522
1665546991715,1cyclictest0-21swapper/220:05:132
1665546991715,1cyclictest0-21swapper/220:05:122
1665546991715,1cyclictest0-21swapper/219:39:192
1665544991715,1cyclictest1890937-21apt-get22:50:121
1665544991715,1cyclictest0-21swapper/122:49:061
1665551991614,1cyclictest0-21swapper/319:32:523
1665546991614,1cyclictest0-21swapper/222:20:122
1665544991614,1cyclictest0-21swapper/123:50:211
1665544991614,1cyclictest0-21swapper/123:40:121
1665544991613,2cyclictest1906429-21gltestperf23:05:151
1665541991613,2cyclictest61650irq/133-enp0s29f1:rx-023:05:240
1665541991613,2cyclictest1706776-21apt-get19:50:110
1665541991612,3cyclictest61650irq/133-enp0s29f1:rx-020:00:000
1665551991513,1cyclictest0-21swapper/321:00:213
1665551991511,3cyclictest0-21swapper/320:00:013
1665551991510,4cyclictest1950909-21ntpq23:45:203
1665546991512,2cyclictest0-21swapper/220:55:002
1665546991511,3cyclictest1706041-21unixbench_multi19:45:242
166554499159,5cyclictest1992476-21apt-get00:30:101
166554499159,4cyclictest0-21swapper/119:50:011
1665544991513,1cyclictest0-21swapper/121:05:521
1665544991512,2cyclictest702-21runrttasks23:45:241
1665544991512,1cyclictest0-21swapper/123:05:001
1665541991513,1cyclictest0-21swapper/022:35:120
1665541991512,2cyclictest61650irq/133-enp0s29f1:rx-020:11:350
1665541991510,3cyclictest1850326-21apt-get22:10:130
1665551991412,1cyclictest1742175-21apt-get20:25:123
166555199140,3cyclictest0-21swapper/323:40:193
166554699140,3cyclictest0-21swapper/222:15:102
1665544991411,2cyclictest1706846-21cpuspeed_turbos19:50:121
1665541991410,3cyclictest1732434-21gltestperf20:15:140
1665551991310,2cyclictest0-21swapper/320:55:013
166554699132,2cyclictest1945123-21tr23:40:172
166554499130,2cyclictest1971355-21cat00:05:241
166554199139,3cyclictest61650irq/133-enp0s29f1:rx-021:35:080
166555199128,3cyclictest1894938-21sshd22:50:223
1665551991210,1cyclictest1856579-21kthreadcore22:15:163
166555199118,2cyclictest491ktimers/320:35:173
166555199110,1cyclictest0-21swapper/319:40:123
166554699111,1cyclictest191rcu_preempt23:45:142
166554499110,1cyclictest0-21swapper/119:10:001
16655419981,5cyclictest1665545-21date19:10:000
16655519961,4cyclictest1665465-21latency_hist19:10:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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