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2026-03-19 - 07:36
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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 Thu Mar 19, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139202499342,30cyclictest0-21swapper/321:55:183
1392016993431,2cyclictest1422580-21fwupd19:38:361
139202499331,22cyclictest1519779-21apt-get21:15:113
139202499321,3cyclictest0-21swapper/322:00:113
139202499311,1cyclictest0-21swapper/322:05:113
139202499301,21cyclictest1443700-21apt-get20:00:143
1392016993026,2cyclictest0-21swapper/119:25:151
139202499290,26cyclictest0-21swapper/300:10:103
139202499290,20cyclictest1432038-21ntpq19:45:213
1392024992818,9cyclictest0-21swapper/321:00:173
139202499281,6cyclictest1646965-21cron23:20:003
1392024992814,3cyclictest1412203-21latency_hist19:30:003
139202499272,22cyclictest1550676-21apt-get21:45:123
1392024992719,6cyclictest0-21swapper/321:10:133
1392024992716,9cyclictest1539990-21apt-config21:35:013
139202499271,2cyclictest1453803-21apt-get20:10:123
1392024992712,4cyclictest0-21swapper/323:15:003
139202499271,22cyclictest1606289-21apt-get22:40:113
139202499271,22cyclictest1484236-21apt-get20:40:093
139202499270,24cyclictest1504234-21cron21:00:003
1392024992622,2cyclictest1499190-21idleruntime-cro20:54:593
1392024992620,3cyclictest1677983-21apt-get23:50:113
139202499261,21cyclictest1667409-21apt-get23:40:123
139202499261,21cyclictest1524876-21apt-get21:20:113
139202499261,21cyclictest1433585-21apt-get19:50:113
139202499260,1cyclictest1727513-21ntpq00:35:213
139201499261,22cyclictest1683086-21apt-get23:55:120
1392024992521,2cyclictest1423024-21apt-get19:40:123
1392024992518,6cyclictest0-21swapper/321:05:113
1392024992517,5cyclictest1458871-21apt-get20:15:123
139202499251,21cyclictest1438629-21apt-get19:55:123
139202499251,20cyclictest1713508-21apt-get00:25:113
139202499251,20cyclictest0-21swapper/322:45:133
1392020992519,2cyclictest1596183-21apt-get22:30:112
139201699252,21cyclictest1718562-21apt-get00:30:111
1392016992519,4cyclictest1698000-21cron00:10:001
139201699251,20cyclictest1616422-21apt-get22:50:101
1392024992420,2cyclictest0-21swapper/321:25:153
1392024992419,2cyclictest0-21swapper/319:20:103
1392024992417,6cyclictest0-21swapper/323:55:213
1392024992414,3cyclictest1402087-21awk19:20:003
1392024992410,2cyclictest0-21swapper/322:50:153
139202499240,21cyclictest1545625-21taskset21:40:113
139202499240,21cyclictest0-21swapper/322:10:203
1392020992420,2cyclictest1509594-21apt-get21:05:112
1392020992420,2cyclictest1417954-21apt-get19:35:112
139201699241,21cyclictest1494388-21apt-get20:50:111
139201699241,21cyclictest1479172-21apt-get20:35:121
139201699240,23cyclictest702-21runrttasks19:59:591
1392014992420,3cyclictest61650irq/133-enp0s29f1:rx-019:14:590
1392014992418,4cyclictest1589990-21ntpq22:20:220
1392024992319,2cyclictest1718562-21apt-get00:30:103
1392024992319,2cyclictest0-21swapper/320:25:123
1392024992319,2cyclictest0-21swapper/320:25:113
139202499230,20cyclictest0-21swapper/319:10:103
1392020992319,3cyclictest1-21systemd19:29:592
139202099231,2cyclictest1708432-21apt-get00:20:112
139202099231,2cyclictest1565812-21apt-get22:00:112
139202099231,2cyclictest1428092-21apt-get19:45:112
139202099231,19cyclictest1570866-21apt-get22:05:122
139202099230,20cyclictest1601214-21apt-get22:35:112
139202099230,20cyclictest0-21swapper/221:40:122
1392016992320,2cyclictest1631629-21apt-get23:05:121
1392016992320,2cyclictest1580996-21apt-get22:15:101
1392016992318,3cyclictest1672907-21apt-get23:45:111
139201699231,20cyclictest0-21swapper/121:45:131
139201699230,21cyclictest1672608-21apt-config23:45:011
1392014992320,2cyclictest1591133-21apt-get22:25:130
1392014992320,2cyclictest1397291-21apt-get19:15:110
1392014992319,3cyclictest1402347-21apt-get19:20:100
1392014992319,2cyclictest1693242-21apt-get00:05:100
1392014992319,2cyclictest1555705-21apt-get21:50:110
1392014992314,8cyclictest0-21swapper/020:30:150
139201499231,2cyclictest1540551-21apt-get21:35:110
1392014992312,9cyclictest0-21swapper/020:40:170
1392024992219,2cyclictest0-21swapper/322:30:113
1392024992219,2cyclictest0-21swapper/300:05:113
1392024992218,2cyclictest0-21swapper/323:00:123
1392024992218,2cyclictest0-21swapper/323:00:123
1392024992218,2cyclictest0-21swapper/320:30:093
1392024992212,3cyclictest1448757-21apt-get20:05:113
139202499220,20cyclictest0-21swapper/322:15:123
1392020992219,1cyclictest1494110-21cron20:50:002
139202099221,2cyclictest1626553-21apt-get23:00:122
139202099221,2cyclictest1626553-21apt-get23:00:122
139202099220,19cyclictest0-21swapper/223:30:122
1392016992219,2cyclictest1682498-21apt-get23:51:361
1392016992219,2cyclictest1545622-21apt-get21:40:111
1392016992219,2cyclictest1392235-21apt-get19:10:091
139201699221,20cyclictest0-21swapper/120:09:561
139201699221,20cyclictest0-21swapper/119:40:111
139201699220,2cyclictest0-21swapper/121:05:121
139201699220,21cyclictest64-21kcompactd000:26:591
139201699220,21cyclictest1626289-21cron23:00:011
139201699220,20cyclictest1534349-21taskset21:25:231
1392014992218,2cyclictest1467869-21ntpq20:20:200
139201499220,2cyclictest1667904-21ps23:40:160
139201499220,2cyclictest0-21swapper/022:45:130
1392024992119,1cyclictest0-21swapper/322:20:213
1392024992119,1cyclictest0-21swapper/320:23:233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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