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2026-07-27 - 00:09
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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 Jul 26, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1396225993120,3cyclictest514-21in:imuxsock07:20:012
139622599301,22cyclictest1483943-21cut08:35:012
139623099285,20cyclictest1438124-21/usr/sbin/munin07:50:153
1396230992723,3cyclictest3777322-21systemd-journal09:20:003
1396230992723,3cyclictest3777322-21systemd-journal09:20:003
1396225992721,4cyclictest1689213-21apt-get11:55:112
139622599271,2cyclictest0-21swapper/209:50:122
1396230992624,1cyclictest1509468-21cron08:59:593
1396230992624,1cyclictest1424355-21ps07:35:173
1396230992621,4cyclictest1560584-21runrttasks09:50:113
1396225992618,2cyclictest1724745-21apt-get12:30:112
1396225992618,2cyclictest0-21swapper/207:10:112
139622599261,21cyclictest1678610-21apt-get11:45:122
139622599261,21cyclictest1591914-21apt-get10:20:132
139622599260,20cyclictest1637336-21unin-run11:05:002
139622099262,21cyclictest1473819-21apt-get08:25:131
139622099261,5cyclictest1540776-21grep09:30:191
139622099260,23cyclictest1571632-21tr10:00:171
139622099260,23cyclictest1566151-21irqcore09:55:161
139621899262,22cyclictest1514835-21apt-get09:05:110
139623099253,21cyclictest0-21swapper/307:45:003
1396230992523,1cyclictest1682556-21ntpq11:45:223
1396225992519,2cyclictest1653242-21apt-get11:20:122
1396225992517,2cyclictest1519701-21munin-run09:10:002
139622599251,21cyclictest1432695-21apt-get07:45:112
1396220992520,3cyclictest1602051-21apt-get10:30:131
139622099251,21cyclictest1714587-21apt-get12:20:121
139622099251,21cyclictest1612164-21apt-get10:40:121
139622099251,21cyclictest1581298-21apt-get10:10:111
139622099251,21cyclictest1560580-21apt-get09:50:131
139622099251,21cyclictest1519961-21apt-get09:10:161
139622099251,21cyclictest1519685-21turbostat.cron09:10:001
139622099251,20cyclictest1648150-21apt-get11:15:141
139622099251,20cyclictest0-21swapper/108:30:131
139623099245,7cyclictest1443506-21/usr/sbin/munin07:55:153
139623099244,1cyclictest1458389-21systemd-run08:10:013
1396230992420,3cyclictest0-21swapper/309:25:203
1396230992420,2cyclictest1494560-21apt-get08:45:113
139623099241,20cyclictest1622325-21apt-get10:50:133
139623099241,20cyclictest0-21swapper/309:45:133
139623099240,1cyclictest0-21swapper/310:10:123
1396225992420,2cyclictest1704403-21apt-get12:10:122
1396225992420,2cyclictest1530097-21apt-get09:20:102
1396225992420,2cyclictest1448422-21apt-get08:00:122
1396220992418,5cyclictest1709241-21awk12:15:001
139622099241,3cyclictest1658288-21apt-get11:25:111
139622099241,2cyclictest1632489-21apt-get11:00:131
139622099241,21cyclictest1709495-21apt-get12:15:141
139622099241,20cyclictest0-21swapper/112:30:111
139622099241,20cyclictest0-21swapper/109:35:131
139622099241,20cyclictest0-21swapper/107:10:121
139622099240,21cyclictest1653742-21sed11:20:161
139622099240,21cyclictest0-21swapper/109:00:121
139622099240,21cyclictest0-21swapper/107:50:131
139622099240,20cyclictest0-21swapper/111:50:141
139622099240,20cyclictest0-21swapper/111:50:141
139622099240,20cyclictest0-21swapper/111:10:131
139621899241,3cyclictest1658029-21munin-run11:25:000
139621899241,3cyclictest1484426-21apt-get08:35:130
139621899241,2cyclictest1463678-21apt-get08:15:120
139621899241,21cyclictest1555995-21ps09:45:170
139621899241,21cyclictest1396744-21apt-get07:10:110
139621899241,20cyclictest0-21swapper/012:20:110
139623099235,6cyclictest1532985-21cut09:20:173
139623099233,7cyclictest1621409-21find10:45:223
1396230992321,1cyclictest500-21dbus-daemon11:35:003
1396230992320,2cyclictest0-21swapper/312:10:223
1396230992320,2cyclictest0-21swapper/310:20:203
1396230992319,3cyclictest64-21kcompactd012:06:043
1396230992319,2cyclictest1607119-21apt-get10:35:133
1396230992318,3cyclictest1547609-21ps09:35:173
139623099230,21cyclictest1468472-21cron08:20:003
139623099230,19cyclictest0-21swapper/311:20:123
139623099230,19cyclictest0-21swapper/310:40:143
1396225992318,3cyclictest1505180-21tr08:55:192
139622599231,2cyclictest1540783-21ps09:30:192
139622599230,2cyclictest1488170-21/usr/sbin/munin08:35:202
139622599230,20cyclictest1545377-21apt-get09:35:122
139622599230,20cyclictest0-21swapper/212:15:142
139622599230,20cyclictest0-21swapper/210:55:132
139622599230,20cyclictest0-21swapper/210:05:132
1396220992319,2cyclictest1663356-21apt-get11:30:121
1396220992319,2cyclictest0-21swapper/107:40:121
139622099231,21cyclictest1600934-21ntpq10:25:261
139622099231,21cyclictest1396238-21grep07:10:011
139622099230,22cyclictest3777322-21systemd-journal08:05:001
139622099230,21cyclictest1611890-21ls10:40:011
139622099230,20cyclictest1406907-21apt-get07:20:141
139622099230,20cyclictest0-21swapper/110:15:121
139622099230,20cyclictest0-21swapper/107:30:101
1396218992320,2cyclictest1535195-21apt-get09:25:130
1396218992319,2cyclictest1443334-21apt-get07:55:130
1396218992319,2cyclictest1437793-21apt-get07:50:130
139621899231,2cyclictest1597011-21apt-get10:25:160
139621899231,2cyclictest1417063-21apt-get07:30:100
139621899231,21cyclictest1586817-21apt-get10:15:110
139621899231,21cyclictest1500090-21ps08:50:160
139621899230,21cyclictest1714311-21cron12:20:000
139621899230,20cyclictest0-21swapper/010:00:120
139623099225,6cyclictest1710229-21sed12:15:193
139623099223,7cyclictest1697853-21cut12:00:193
139623099223,7cyclictest1676306-21grep11:40:193
139623099223,7cyclictest1523717-21ls09:10:233
1396230992220,1cyclictest1684104-21apt-get11:50:143
1396230992220,1cyclictest1684104-21apt-get11:50:143
1396230992219,2cyclictest0-21swapper/308:35:033
1396230992218,2cyclictest0-21swapper/311:15:143
139623099221,20cyclictest0-21swapper/311:26:493
139623099221,19cyclictest0-21swapper/308:00:133
139623099220,2cyclictest3777322-21systemd-journal10:00:013
139623099220,20cyclictest1437300-21chrt07:47:293
139623099220,19cyclictest0-21swapper/307:25:123
139623099220,19cyclictest0-21swapper/307:15:123
1396225992219,2cyclictest64-21kcompactd011:52:372
1396225992219,2cyclictest64-21kcompactd011:52:362
139622599220,20cyclictest0-21swapper/207:30:112
139622599220,19cyclictest0-21swapper/210:25:182
1396220992219,2cyclictest1683790-21latency_hist11:50:011
1396220992218,2cyclictest1673520-21apt-get11:40:131
1396220992218,2cyclictest1668409-21taskset11:35:141
1396220992218,2cyclictest0-21swapper/110:45:101
1396220992217,3cyclictest1422134-21apt-get07:35:121
139622099221,2cyclictest1462523-21ntpq08:10:201
139622099221,1cyclictest0-21swapper/112:00:131
139622099221,19cyclictest0-21swapper/110:05:131
139622099220,2cyclictest1721888-21ps12:25:191
139622099220,2cyclictest1693087-21taskset11:55:191
139622099220,2cyclictest1495510-21sed08:45:151
139622099220,2cyclictest1416816-21idleruntime-cro07:30:001
139622099220,2cyclictest0-21swapper/109:25:131
139622099220,21cyclictest0-21swapper/108:40:201
1396218992219,2cyclictest0-21swapper/008:40:130
139621899221,20cyclictest1668405-21apt-get11:35:130
139621899220,2cyclictest1580175-21ntpq10:05:220
139621899220,2cyclictest0-21swapper/011:15:140
139621899220,21cyclictest1688938-21cron11:55:000
139621899220,21cyclictest1688938-21cron11:55:000
139621899220,21cyclictest1683693-21cp11:50:000
139623099212,7cyclictest1715080-21irqcore12:20:163
1396230992119,1cyclictest0-21swapper/311:05:123
1396230992119,1cyclictest0-21swapper/308:40:203
1396230992118,3cyclictest0-21swapper/308:28:523
1396230992118,2cyclictest1420970-21ntpq07:30:193
1396230992118,2cyclictest0-21swapper/310:30:133
139623099211,19cyclictest1723559-21ntpq12:25:213
139623099210,19cyclictest0-21swapper/309:05:103
1396225992119,1cyclictest0-21swapper/209:00:122
1396225992115,4cyclictest1535685-21irqcore09:25:182
139622599210,3cyclictest1454023-21ps08:05:182
139622599210,20cyclictest1442629-21cron07:55:012
139622599210,20cyclictest0-21swapper/212:03:222
139622599210,20cyclictest0-21swapper/210:54:022
139622599210,20cyclictest0-21swapper/208:44:272
139622599210,1cyclictest0-21swapper/210:10:112
139622599210,19cyclictest0-21swapper/210:35:132
139622599210,18cyclictest0-21swapper/208:45:112
1396220992118,2cyclictest0-21swapper/107:55:131
1396220992117,2cyclictest1550468-21apt-get09:40:131
1396220992117,2cyclictest1499606-21apt-get08:50:111
139622099211,1cyclictest0-21swapper/109:45:131
139622099210,20cyclictest0-21swapper/111:05:211
139622099210,20cyclictest0-21swapper/108:56:491
1396218992119,1cyclictest0-21swapper/012:34:010
1396218992119,1cyclictest0-21swapper/011:55:100
1396218992119,1cyclictest0-21swapper/011:40:130
1396218992118,2cyclictest0-21swapper/008:25:120
1396218992116,3cyclictest1627400-21apt-get10:55:130
139621899211,1cyclictest0-21swapper/009:15:130
139621899211,1cyclictest0-21swapper/009:15:120
139621899211,1cyclictest0-21swapper/008:20:120
139621899211,1cyclictest0-21swapper/007:10:010
139621899211,19cyclictest0-21swapper/010:35:130
139621899211,19cyclictest0-21swapper/009:20:120
139621899210,20cyclictest1508635-21awk08:55:260
139621899210,20cyclictest0-21swapper/010:10:110
139621899210,20cyclictest0-21swapper/008:10:120
139621899210,20cyclictest0-21swapper/008:05:130
139623099205,5cyclictest1629247-21tr10:55:203
139623099205,5cyclictest1512403-21cut09:00:193
139623099205,5cyclictest1481744-21grep08:30:213
139623099203,7cyclictest1553254-21grep09:40:203
1396230992018,1cyclictest0-21swapper/311:11:463
1396230992018,1cyclictest0-21swapper/310:25:183
1396230992018,1cyclictest0-21swapper/309:55:133
139623099201,7cyclictest1731076-21tr12:35:183
1396230992017,2cyclictest1729232-21taskset12:31:203
1396230992016,2cyclictest1504399-21cron08:55:003
139623099201,1cyclictest0-21swapper/310:15:123
139623099200,1cyclictest0-21swapper/310:05:123
1396225992019,1cyclictest0-21swapper/208:15:112
1396225992018,2cyclictest0-21swapper/207:58:462
1396225992018,1cyclictest0-21swapper/211:25:122
1396225992018,1cyclictest0-21swapper/211:05:122
1396225992018,1cyclictest0-21swapper/210:00:132
1396225992018,1cyclictest0-21swapper/209:46:172
1396225992017,2cyclictest0-21swapper/212:35:132
1396225992017,1cyclictest1427204-21apt-get07:40:132
139622599200,1cyclictest0-21swapper/212:05:172
139622599200,19cyclictest64-21kcompactd009:44:082
139622599200,19cyclictest0-21swapper/212:21:072
139622599200,19cyclictest0-21swapper/211:42:232
1396220992018,1cyclictest1401857-21apt-get07:15:111
1396220992018,1cyclictest0-21swapper/112:05:131
1396220992018,1cyclictest0-21swapper/110:22:511
139622099200,1cyclictest0-21swapper/110:55:131
139622099200,1cyclictest0-21swapper/107:45:141
1396218992018,1cyclictest0-21swapper/012:07:400
1396218992017,2cyclictest1520457-21ps09:10:210
1396218992017,1cyclictest1561029-21/usr/sbin/munin09:50:160
139621899200,1cyclictest64-21kcompactd007:22:130
139621899200,1cyclictest1411976-21apt-get07:25:110
139621899200,1cyclictest0-21swapper/011:35:000
139621899200,1cyclictest0-21swapper/009:55:120
139621899200,1cyclictest0-21swapper/007:40:220
139621899200,19cyclictest64-21kcompactd007:18:590
139621899200,19cyclictest0-21swapper/010:50:120
139621899200,19cyclictest0-21swapper/010:40:210
139623099194,5cyclictest1543475-21cut09:30:213
139623099194,4cyclictest1401749-21ls07:15:003
139623099193,5cyclictest1636850-21unixbench_singl11:00:263
139623099190,1cyclictest0-21swapper/311:35:133
139623099190,19cyclictest0-21swapper/308:21:213
1396225991918,1cyclictest0-21swapper/208:12:442
1396225991917,1cyclictest0-21swapper/212:29:112
1396225991917,1cyclictest0-21swapper/211:35:142
1396225991917,1cyclictest0-21swapper/210:45:112
1396225991917,1cyclictest0-21swapper/210:30:132
1396225991917,1cyclictest0-21swapper/209:55:132
1396225991917,1cyclictest0-21swapper/209:15:122
1396225991917,1cyclictest0-21swapper/209:15:122
1396225991917,1cyclictest0-21swapper/208:50:122
1396225991917,1cyclictest0-21swapper/208:20:202
1396225991917,1cyclictest0-21swapper/207:25:002
1396225991915,3cyclictest1520449-21sed09:10:202
1396225991915,2cyclictest1668132-21cron11:35:002
1396220991917,1cyclictest0-21swapper/108:15:121
1396220991916,2cyclictest0-21swapper/112:35:141
1396220991915,2cyclictest1529827-21sh09:20:001
1396220991915,2cyclictest1529827-21sh09:19:591
1396218991917,1cyclictest0-21swapper/011:25:120
1396218991917,1cyclictest0-21swapper/010:20:120
1396218991917,1cyclictest0-21swapper/008:34:470
1396218991917,1cyclictest0-21swapper/008:00:120
1396230991816,1cyclictest0-21swapper/308:10:113
139623099180,1cyclictest0-21swapper/307:20:213
1396225991816,1cyclictest0-21swapper/211:18:132
1396225991816,1cyclictest0-21swapper/207:27:022
1396225991815,2cyclictest1396328-21apt-key07:10:002
1396220991815,2cyclictest0-21swapper/108:05:141
1396218991817,1cyclictest0-21swapper/011:05:110
1396218991817,1cyclictest0-21swapper/007:36:440
1396218991816,1cyclictest1730763-21ps12:35:180
1396218991816,1cyclictest0-21swapper/009:40:130
1396218991715,1cyclictest64-21kcompactd010:30:220
1396218991714,2cyclictest1540288-21apt-get09:30:150
1396218991713,3cyclictest62450irq/134-enp0s29f1:tx-009:00:150
1396218991713,2cyclictest61650irq/133-enp0s29f1:rx-009:35:130
1396218991712,3cyclictest3777322-21systemd-journal12:05:000
1396225991612,2cyclictest1591654-21turbostat.cron10:20:012
1396220991612,2cyclictest1534937-21munin-run09:25:001
1396218991614,1cyclictest64-21kcompactd012:11:260
1396218991613,2cyclictest0-21swapper/008:45:110
1396218991612,3cyclictest62450irq/134-enp0s29f1:tx-012:25:160
1396218991612,2cyclictest0-21swapper/011:05:000
139623099156,7cyclictest1689379-21/usr/sbin/munin11:55:133
1396225991512,2cyclictest1477651-21needreboot08:25:202
139622099151,12cyclictest1473553-21awk08:25:001
1396218991511,3cyclictest61650irq/133-enp0s29f1:rx-011:10:140
1396218991511,3cyclictest1621061-21needreboot10:45:180
139623099145,6cyclictest1396396-21latency_hist07:10:003
139622599148,4cyclictest3777322-21systemd-journal10:44:552
1396220991411,2cyclictest64-21kcompactd008:38:331
1396220991411,1cyclictest0-21swapper/110:50:121
1396218991412,1cyclictest64-21kcompactd007:45:190
1396225991311,1cyclictest0-21swapper/207:35:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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