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2026-03-23 - 04:19
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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 100 highest latencies:
System rackeslot4.osadl.org (updated Mon Mar 23, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1329132992926,2cyclictest0-21swapper/120:05:171
132913899261,22cyclictest1364861-21apt-get19:45:133
132913299261,22cyclictest1559611-21apt-get22:55:091
132913299261,21cyclictest1334399-21apt-get19:15:131
1329133992521,2cyclictest1579845-21apt-get23:15:092
132913399251,21cyclictest1646401-21apt-get00:20:122
132913299251,21cyclictest0-21swapper/123:00:121
132913299251,21cyclictest0-21swapper/119:35:131
132913299251,20cyclictest0-21swapper/120:00:131
132913299250,21cyclictest0-21swapper/119:10:131
132912899253,20cyclictest1513637-21apt-get22:10:130
1329138992419,4cyclictest1549185-21runrttasks22:45:003
132913899240,22cyclictest1621207-21ps23:55:173
132913399242,2cyclictest1421795-21apt-get20:40:112
132913399241,20cyclictest1457644-21apt-get21:15:112
132913399241,20cyclictest0-21swapper/222:25:132
1329132992420,2cyclictest1544408-21apt-get22:40:131
1329132992419,2cyclictest0-21swapper/119:45:131
132913299241,3cyclictest1508338-21cron22:05:001
132913299241,3cyclictest1452567-21apt-get21:10:121
132913299241,3cyclictest1437427-21apt-get20:55:121
132913299241,21cyclictest1630547-21apt-get00:05:021
132913299241,21cyclictest0-21swapper/123:20:121
132913299241,20cyclictest0-21swapper/120:50:131
132913299240,21cyclictest1614932-21apt-get23:50:021
132913299240,20cyclictest0-21swapper/121:15:101
132913299240,20cyclictest0-21swapper/119:50:031
132912899243,20cyclictest0-21swapper/020:29:590
1329128992420,3cyclictest1385054-21apt-get20:05:130
1329128992420,2cyclictest1498522-21apt-get21:55:130
132912899241,20cyclictest1533897-21apt-get22:30:110
132912899240,23cyclictest1350114-21ps19:30:150
1329138992319,2cyclictest1374922-21apt-get19:55:113
1329138992319,2cyclictest1339969-21tr19:20:173
132913899231,2cyclictest1503574-21apt-get22:00:123
132913899230,21cyclictest1528570-21cron22:25:003
132913899230,20cyclictest1422297-21cut20:40:153
132913899230,20cyclictest0-21swapper/323:50:023
132913899230,20cyclictest0-21swapper/322:50:123
132913899230,20cyclictest0-21swapper/320:55:113
1329133992319,2cyclictest1483293-21apt-get21:40:132
132913399231,2cyclictest1477131-21ntpq21:30:222
132913399230,22cyclictest1661265-21sshd00:34:002
132913399230,20cyclictest1329508-21diskstats19:10:152
1329132992320,1cyclictest1574817-21apt-get23:10:111
1329132992320,1cyclictest0-21swapper/121:20:131
1329132992319,2cyclictest1400399-21apt-get20:20:021
132913299231,20cyclictest0-21swapper/121:45:121
132913299231,20cyclictest0-21swapper/120:49:101
132913299231,20cyclictest0-21swapper/119:25:121
1329128992320,2cyclictest1447513-21apt-get21:05:130
1329128992318,4cyclictest1359508-21cron19:40:010
132912899231,2cyclictest1401086-21apt-get20:20:120
132912899231,2cyclictest1390128-21apt-get20:10:110
1329138992219,2cyclictest1646142-21idleruntime-cro00:20:003
1329138992219,2cyclictest1473232-21apt-get21:30:133
1329138992217,3cyclictest1488865-21ps21:45:173
132913899221,2cyclictest1564433-21munin-run23:00:003
132913899221,19cyclictest0-21swapper/323:45:133
132913899220,2cyclictest1519195-21ps22:15:163
132913899220,19cyclictest0-21swapper/322:25:123
132913399221,20cyclictest1543281-21ntpq22:35:202
132913399220,3cyclictest1427784-21grep20:45:162
132913399220,2cyclictest1354430-21cron19:35:012
132913399220,21cyclictest1569487-21awk23:04:592
132913399220,20cyclictest1534379-21ps22:30:142
132913399220,20cyclictest1-21systemd00:10:002
132913399220,20cyclictest0-21swapper/222:50:122
132913399220,19cyclictest0-21swapper/222:45:112
132913399220,19cyclictest0-21swapper/222:20:122
132913399220,19cyclictest0-21swapper/219:50:132
132913399220,19cyclictest0-21swapper/219:35:122
132913399220,19cyclictest0-21swapper/219:20:132
1329132992219,2cyclictest0-21swapper/120:30:121
1329132992219,1cyclictest0-21swapper/100:35:141
132913299221,2cyclictest0-21swapper/123:25:131
132913299221,20cyclictest0-21swapper/120:40:111
132913299221,20cyclictest0-21swapper/100:10:181
132913299221,1cyclictest0-21swapper/123:05:121
132913299220,2cyclictest1344278-21cron19:25:011
132913299220,20cyclictest0-21swapper/121:30:021
132913299220,19cyclictest0-21swapper/123:35:121
132913299220,19cyclictest0-21swapper/123:35:121
1329128992212,9cyclictest1472794-21latency_hist21:30:010
132912899221,20cyclictest1427298-21apt-get20:45:110
132912899221,20cyclictest1379976-21apt-get20:00:110
1329138992119,1cyclictest64-21kcompactd019:37:083
1329138992119,1cyclictest0-21swapper/323:15:103
1329138992119,1cyclictest0-21swapper/320:15:133
1329138992118,2cyclictest1598906-21ntpq23:30:223
1329138992118,1cyclictest0-21swapper/323:00:123
1329138992118,1cyclictest0-21swapper/300:00:133
1329138992117,2cyclictest0-21swapper/320:05:133
1329138992117,2cyclictest0-21swapper/319:25:223
132913899211,2cyclictest1483024-21idleruntime-cro21:40:013
132913899211,19cyclictest0-21swapper/321:40:473
132913899210,20cyclictest1360272-21sed19:40:153
132913899210,20cyclictest0-21swapper/300:05:103
132913899210,19cyclictest0-21swapper/321:55:123
1329133992119,1cyclictest1384779-21idleruntime-cro20:05:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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