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2026-06-19 - 13:00
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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 Fri Jun 19, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
136580899330,24cyclictest1437230-21sed20:20:011
136580899291,2cyclictest1688729-21apt-get00:25:131
136580899282,23cyclictest1642746-21apt-get23:40:131
1365808992819,8cyclictest500-21dbus-daemon21:30:001
136580899281,21cyclictest1396415-21apt-get19:40:111
136580899270,25cyclictest0-21swapper/121:40:111
136580899270,24cyclictest1447904-21apt-get20:30:121
136581699261,21cyclictest1535173-21apt-get21:55:113
1365808992619,6cyclictest522-21gdbus23:05:001
136580899261,20cyclictest1637668-21apt-get23:35:121
136580899260,1cyclictest0-21swapper/120:05:121
136580899260,19cyclictest1386032-21munin-run19:30:001
136581699251,21cyclictest1488806-21apt-get21:10:123
136581699250,23cyclictest1627279-21cron23:24:593
136581199250,23cyclictest1401477-21latency_hist19:45:012
1365808992518,6cyclictest1499883-21ps21:20:161
1365808992518,6cyclictest0-21swapper/121:50:001
1365808992517,7cyclictest1-21systemd19:55:011
136580899251,20cyclictest0-21swapper/123:20:121
136580899250,1cyclictest0-21swapper/100:02:421
1365806992516,7cyclictest1606547-21apt-get23:05:010
1365806992515,8cyclictest1406944-21apt-get19:50:100
136581699242,4cyclictest500-21dbus-daemon21:35:003
136581699242,2cyclictest1386284-21apt-get19:30:123
1365816992421,2cyclictest1632359-21turbostat23:30:003
136581699241,21cyclictest1376130-21apt-get19:20:113
136581699241,20cyclictest0-21swapper/323:45:123
136581199242,20cyclictest1366022-21apt-get19:10:122
1365811992420,2cyclictest1698876-21apt-get00:35:112
1365811992418,4cyclictest1494085-21cut21:15:132
136581199241,2cyclictest1458433-21apt-get20:40:102
136581199241,21cyclictest1652877-21apt-get23:50:122
136581199241,21cyclictest1550804-21apt-get22:10:132
136581199240,21cyclictest1586603-21taskset22:45:102
136580899242,2cyclictest1678202-21apt-get00:15:131
1365808992420,2cyclictest1514549-21apt-get21:35:111
136580899241,20cyclictest0-21swapper/120:00:101
136580899240,2cyclictest0-21swapper/122:05:111
136580899240,23cyclictest0-21swapper/121:50:201
136580899240,23cyclictest0-21swapper/121:50:201
136580899240,22cyclictest1596456-21munin-run22:55:001
136580899240,21cyclictest1698879-21taskset00:35:111
136580899240,21cyclictest1473980-21cat20:55:161
136580899240,19cyclictest0-21swapper/119:24:041
136580699242,2cyclictest1596711-21apt-get22:55:130
136580699242,2cyclictest1576475-21apt-get22:35:130
136580699242,20cyclictest1540650-21apt-get22:00:110
1365806992420,3cyclictest1647824-21apt-get23:45:130
1365806992420,3cyclictest1504399-21apt-get21:25:130
1365806992420,3cyclictest1453383-21apt-get20:35:120
1365806992420,2cyclictest1693780-21apt-get00:30:110
1365806992420,2cyclictest1545726-21apt-get22:05:110
1365806992419,3cyclictest702-21runrttasks22:20:120
1365806992419,3cyclictest1662708-21cron23:59:590
1365806992418,4cyclictest1647543-21cron23:44:590
136580699241,3cyclictest0-21swapper/020:55:120
1365816992319,3cyclictest500-21dbus-daemon21:10:003
136581699231,2cyclictest1498721-21http21:20:003
136581699231,2cyclictest1468522-21apt-get20:50:133
136581699230,3cyclictest1381212-21taskset19:25:113
136581699230,20cyclictest0-21swapper/322:35:123
136581699230,19cyclictest0-21swapper/320:25:113
1365811992318,3cyclictest1622251-21cron23:19:592
136581199231,2cyclictest1530117-21apt-get21:50:102
136581199231,2cyclictest1530117-21apt-get21:50:102
136581199231,2cyclictest1441663-21ntpq20:20:192
136581199230,22cyclictest1688042-21latency_hist00:25:002
136581199230,21cyclictest1409159-21ps19:50:162
1365808992319,3cyclictest0-21swapper/123:15:111
1365808992317,4cyclictest1612812-21irqcore23:10:171
136580899231,3cyclictest1539970-21apt-get22:00:001
1365808992313,9cyclictest1386654-21gltestperf19:30:131
136580899231,2cyclictest1432002-21munin-run20:15:001
136580899231,20cyclictest1601487-21cron23:00:011
136580899231,14cyclictest1488546-21apt21:10:001
136580899230,20cyclictest0-21swapper/120:50:131
136580899230,20cyclictest0-21swapper/120:40:101
136580899230,20cyclictest0-21swapper/119:55:111
1365806992319,2cyclictest1566365-21apt-get22:25:110
1365806992319,2cyclictest1426972-21munin-run20:10:000
1365806992318,4cyclictest1587089-21tr22:45:160
136580699231,2cyclictest1673125-21apt-get00:10:110
136580699231,2cyclictest1472491-21ntpq20:50:230
136580699231,2cyclictest0-21swapper/023:25:110
136580699231,2cyclictest0-21swapper/020:30:120
136580699231,21cyclictest0-21swapper/000:15:130
136580699231,20cyclictest0-21swapper/019:45:100
136580699230,21cyclictest1612033-21cron23:10:000
1365816992219,1cyclictest0-21swapper/320:30:123
1365816992218,2cyclictest0-21swapper/322:25:183
136581699221,2cyclictest1437773-21apt-get20:20:113
136581699220,20cyclictest0-21swapper/321:40:113
136581699220,19cyclictest0-21swapper/323:10:133
136581699220,19cyclictest0-21swapper/322:55:133
136581699220,19cyclictest0-21swapper/321:00:133
136581699220,19cyclictest0-21swapper/320:15:113
136581199222,19cyclictest0-21swapper/220:10:182
1365811992219,2cyclictest1417074-21apt-get20:00:112
1365811992219,1cyclictest0-21swapper/222:05:112
1365811992219,1cyclictest0-21swapper/221:55:132
1365811992218,2cyclictest1448394-21irqcore20:30:162
1365811992217,4cyclictest1628041-21ps23:25:162
136581199221,20cyclictest1592121-21grep22:50:162
136581199221,20cyclictest1442851-21apt-get20:25:122
136581199221,20cyclictest0-21swapper/223:55:132
136581199221,20cyclictest0-21swapper/223:33:392
136581199220,20cyclictest1682971-21cron00:20:002
136581199220,20cyclictest0-21swapper/221:45:132
136581199220,19cyclictest0-21swapper/220:05:122
1365808992218,3cyclictest64-21kcompactd019:16:001
1365808992218,3cyclictest64-21kcompactd019:15:591
1365808992218,3cyclictest1457304-21seq20:35:211
1365808992216,5cyclictest0-21swapper/100:30:201
136580899221,20cyclictest1395249-21ntpq19:35:211
136580899220,2cyclictest1498701-21/usr/sbin/munin21:20:011
136580899220,21cyclictest1636884-21/usr/sbin/munin23:30:241
136580899220,21cyclictest1493604-21cron21:15:001
136580899220,13cyclictest1677947-21awk00:14:591
1365806992219,2cyclictest1622527-21apt-get23:20:120
1365806992219,2cyclictest1412000-21apt-get19:55:110
1365806992219,2cyclictest0-21swapper/021:10:120
1365806992219,2cyclictest0-21swapper/020:10:110
1365806992217,3cyclictest1479156-21grep21:00:170
1365806992217,3cyclictest1463761-21gltestperf20:45:160
136580699221,2cyclictest0-21swapper/021:50:100
136580699221,2cyclictest0-21swapper/021:50:100
136580699221,20cyclictest0-21swapper/023:10:310
136580699220,2cyclictest0-21swapper/022:10:120
136580699220,21cyclictest0-21swapper/021:45:120
136580699220,20cyclictest0-21swapper/023:35:120
1365816992119,1cyclictest0-21swapper/322:00:003
1365816992119,1cyclictest0-21swapper/320:45:133
1365816992118,2cyclictest1695998-21ps00:30:173
1365816992118,2cyclictest1655103-21kthreadcore23:50:173
1365816992118,2cyclictest1575392-21ntpq22:30:223
1365816992118,2cyclictest1401233-21true19:45:003
1365816992118,1cyclictest0-21swapper/300:05:123
136581699211,1cyclictest1555856-21apt-get22:15:113
136581699211,19cyclictest1528567-21ntpq21:45:213
136581699211,19cyclictest0-21swapper/323:05:123
136581699210,20cyclictest64-21kcompactd023:35:153
136581699210,20cyclictest1587095-21ps22:45:153
136581699210,20cyclictest0-21swapper/320:35:123
136581699210,1cyclictest516-21rs:main3
1365811992119,1cyclictest1578711-21sort22:35:182
1365811992119,1cyclictest1561314-21apt-get22:20:122
1365811992119,1cyclictest0-21swapper/222:45:012
1365811992119,1cyclictest0-21swapper/222:15:042
1365811992119,1cyclictest0-21swapper/220:47:242
1365811992118,2cyclictest0-21swapper/220:50:132
1365811992118,2cyclictest0-21swapper/219:45:112
136581199211,19cyclictest0-21swapper/221:25:352
136581199210,20cyclictest1638164-21ps23:35:162
136581199210,20cyclictest1371076-21apt-get19:15:122
136581199210,20cyclictest1371076-21apt-get19:15:122
136581199210,20cyclictest0-21swapper/220:35:122
136581199210,1cyclictest0-21swapper/219:55:112
1365808992119,1cyclictest0-21swapper/122:45:111
1365808992119,1cyclictest0-21swapper/122:00:111
1365808992119,1cyclictest0-21swapper/121:30:131
1365808992117,3cyclictest0-21swapper/120:25:161
1365808992116,3cyclictest1672086-21chrt00:05:241
136580899211,1cyclictest0-21swapper/123:47:071
136580899211,19cyclictest509-21systemd-logind22:45:011
1365808992110,10cyclictest1607542-21gltestperf23:05:161
136580899210,20cyclictest0-21swapper/119:45:181
1365806992119,1cyclictest0-21swapper/020:00:090
1365806992118,2cyclictest1621423-21ntpq23:15:220
1365806992118,2cyclictest0-21swapper/021:15:110
1365806992118,2cyclictest0-21swapper/020:20:110
1365806992117,2cyclictest1390152-21ntp_19:30:220
1365806992116,4cyclictest1596434-21cron22:55:000
136580699211,1cyclictest64-21kcompactd000:36:020
136580699210,2cyclictest0-21swapper/022:30:120
136580699210,20cyclictest0-21swapper/021:30:120
136580699210,20cyclictest0-21swapper/020:15:400
136580699210,1cyclictest0-21swapper/023:50:120
136580699210,1cyclictest0-21swapper/000:25:130
1365816992019,1cyclictest64-21kcompactd000:04:503
1365816992018,1cyclictest0-21swapper/323:58:563
1365816992018,1cyclictest0-21swapper/320:09:453
1365816992018,1cyclictest0-21swapper/300:35:113
1365816992018,1cyclictest0-21swapper/300:17:123
136581699200,1cyclictest0-21swapper/321:35:113
136581699200,1cyclictest0-21swapper/320:55:133
136581699200,1cyclictest0-21swapper/319:55:113
136581699200,1cyclictest0-21swapper/300:25:143
136581699200,19cyclictest1428175-21ps20:10:163
136581699200,19cyclictest0-21swapper/319:54:103
1365811992018,2cyclictest0-21swapper/223:10:122
1365811992018,1cyclictest0-21swapper/223:00:112
1365811992018,1cyclictest0-21swapper/222:55:142
1365811992018,1cyclictest0-21swapper/221:05:132
1365811992018,1cyclictest0-21swapper/221:00:132
1365811992018,1cyclictest0-21swapper/219:35:112
1365811992017,2cyclictest1432260-21apt-get20:15:102
1365811992017,2cyclictest0-21swapper/222:25:122
1365811992017,2cyclictest0-21swapper/222:00:112
136581199201,1cyclictest0-21swapper/223:41:122
136581199200,1cyclictest0-21swapper/221:40:112
136581199200,1cyclictest0-21swapper/200:30:112
136581199200,19cyclictest0-21swapper/223:20:122
136581199200,18cyclictest1473578-21seq20:55:132
136580899209,9cyclictest1581274-21cron22:40:001
1365808992018,1cyclictest0-21swapper/122:10:131
1365808992017,2cyclictest0-21swapper/122:20:221
136580899200,1cyclictest0-21swapper/120:20:101
136580899200,1cyclictest0-21swapper/100:20:131
1365806992018,1cyclictest0-21swapper/021:20:110
1365806992018,1cyclictest0-21swapper/019:20:190
1365806992017,2cyclictest1683250-21apt-get00:20:130
1365806992017,2cyclictest0-21swapper/020:40:100
136580699200,1cyclictest0-21swapper/021:07:510
1365816991918,1cyclictest0-21swapper/320:43:063
1365816991917,1cyclictest0-21swapper/321:20:113
136581699190,1cyclictest0-21swapper/323:30:113
136581699190,1cyclictest0-21swapper/319:15:123
136581699190,1cyclictest0-21swapper/319:15:113
136581699190,1cyclictest0-21swapper/319:13:513
1365811991918,1cyclictest0-21swapper/200:27:272
136581199190,1cyclictest0-21swapper/221:14:182
1365806991917,1cyclictest0-21swapper/020:25:110
1365806991916,2cyclictest0-21swapper/022:15:160
136580699191,18cyclictest0-21swapper/019:27:500
1365816991816,1cyclictest0-21swapper/323:02:593
1365816991816,1cyclictest0-21swapper/319:45:113
1365811991817,1cyclictest0-21swapper/200:05:122
1365811991816,1cyclictest0-21swapper/223:45:122
1365811991816,1cyclictest0-21swapper/222:30:122
1365811991815,2cyclictest1519335-21sh21:40:002
136580899185,4cyclictest1559505-21wc22:15:181
1365808991815,2cyclictest0-21swapper/122:35:001
1365808991812,4cyclictest1366282-21cut19:10:141
136580899180,15cyclictest1571137-21latency_hist22:30:021
1365806991816,1cyclictest0-21swapper/021:40:120
1365806991816,1cyclictest0-21swapper/019:10:200
1365806991816,1cyclictest0-21swapper/000:00:130
1365806991815,2cyclictest0-21swapper/023:30:120
1365806991814,3cyclictest514-21in:imuxsock21:40:000
1365816991716,1cyclictest0-21swapper/323:45:003
1365816991715,1cyclictest0-21swapper/322:40:123
1365816991715,1cyclictest0-21swapper/319:35:113
1365811991710,5cyclictest1663501-21irqcore00:00:182
1365808991714,1cyclictest1627557-21apt-get23:25:111
1365806991715,1cyclictest0-21swapper/019:40:200
1365811991614,1cyclictest0-21swapper/219:25:122
1365811991614,1cyclictest0-21swapper/200:10:122
1365811991613,2cyclictest1499124-21apt-key21:20:002
1365811991612,2cyclictest1514276-21idleruntime-cro21:35:012
136580899161,5cyclictest1657667-21awk23:54:591
1365808991614,1cyclictest0-21swapper/121:00:231
1365806991611,4cyclictest1540148-21dpkg22:00:000
136580699160,15cyclictest1586343-21munin-run22:45:000
1365816991513,1cyclictest1561802-21ps22:20:163
136581699151,12cyclictest1550553-21awk22:10:003
1365811991513,1cyclictest1376617-21sed19:20:142
136580899151,4cyclictest1658308-21sed23:55:151
136580899150,5cyclictest1365810-21date19:10:011
1365806991512,2cyclictest61650irq/133-enp0s29f1:rx-019:15:150
1365806991512,2cyclictest61650irq/133-enp0s29f1:rx-019:15:140
1365806991512,2cyclictest61650irq/133-enp0s29f1:rx-000:05:210
1365816991413,1cyclictest64-21kcompactd022:54:553
1365816991410,3cyclictest1683509-21fschecks_time00:20:153
1365816991410,3cyclictest1417406-21gltestperf20:00:133
1365811991411,2cyclictest1607233-21apt-get23:05:122
136581699139,2cyclictest0-21swapper/323:19:593
136581699139,2cyclictest0-21swapper/321:50:143
136581699139,2cyclictest0-21swapper/321:50:143
136581699139,2cyclictest0-21swapper/321:25:173
136580699139,3cyclictest62450irq/134-enp0s29f1:tx-019:35:130
1365816991210,1cyclictest0-21swapper/322:10:133
1365811991210,1cyclictest0-21swapper/219:30:112
136580699116,3cyclictest17850irq/129-nvme0q119:10:000
13658169984,3cyclictest1365961-21date19:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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