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2026-04-15 - 01:10
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Tue Apr 14, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15755319910088,9cyclictest53-21kswapd011:45:100
1575531999688,6cyclictest1635791-21kworker/u4:7+events_unbound09:44:470
1575532999369,15cyclictest53-21kswapd011:45:081
1575531999353,35cyclictest1575530-21cyclictest12:19:260
1575531998069,8cyclictest1680435-21kworker/u4:1+events_unbound10:45:010
1575531997668,6cyclictest1653936-21kworker/u4:4+events_unbound10:24:530
1575531997559,13cyclictest53-21kswapd010:10:080
1575531997161,6cyclictest53-21kswapd012:20:120
1575531997062,6cyclictest1751173-21kworker/u4:14+events_unbound11:55:120
1575531996839,23cyclictest0-21swapper/009:55:240
1575531996758,7cyclictest1592218-21kworker/u4:17+events_unbound09:19:430
1575531996546,12cyclictest1579207-21kworker/u4:7+rpciod07:55:090
1575532996355,6cyclictest1635794-21kworker/u4:10+events_unbound09:50:001
1575532996354,7cyclictest1626695-21kworker/u4:12+events_unbound09:34:451
157553199617,8cyclictest0-21swapper/010:05:240
1575531996053,5cyclictest1696954-21switchtime10:50:370
157553199602,38cyclictest1629151-21ssh09:35:140
1575532995922,11cyclictest1740252-21apt-get11:40:161
1575532995922,11cyclictest1666685-21ssh10:16:321
1575532995921,11cyclictest1701865-21ssh10:56:001
1575532995920,13cyclictest1693874-21ssh10:47:221
1575532995919,14cyclictest1650330-21ssh09:58:481
1575531995950,7cyclictest1603727-21systemd08:59:370
1575532995822,13cyclictest1731299-21ssh11:30:021
1575532995822,11cyclictest1716724-21ssh11:13:221
1575532995819,14cyclictest1690603-21ssh10:44:101
1575532995818,15cyclictest1612527-21ssh09:15:451
1575532995817,16cyclictest1728393-21ssh11:25:451
1575532995724,10cyclictest1678875-21rm10:30:291
1575532995721,10cyclictest1656557-21ntpq10:05:251
1575532995720,10cyclictest1618096-21ssh09:22:211
1575532995719,13cyclictest1788366-21ssh12:34:591
1575532995719,11cyclictest1610058-21ssh09:13:501
1575532995718,14cyclictest1755060-21ssh11:56:101
1575532995718,11cyclictest1783017-21ssh12:28:341
1575532995717,15cyclictest1790604-21ssh12:36:321
1575532995717,14cyclictest1752108-21ssh11:53:221
1575531995744,8cyclictest1601194-21kworker/u4:1808:50:010
1575531995740,6cyclictest1755606-21kworker/u4:16+events_unbound12:00:130
157553199571,49cyclictest1584432-21apt-get07:45:080
1575532995636,16cyclictest1722583-21apt-get11:20:161
1575532995622,11cyclictest1636312-21ssh09:42:491
1575532995619,12cyclictest1580155-21ntpq07:25:381
1575532995619,11cyclictest1737272-21ssh11:35:541
1575532995619,10cyclictest1646491-21ssh09:54:461
1575532995618,14cyclictest1684342-21ssh10:36:231
1575532995617,14cyclictest1630859-21ssh09:36:161
1575532995616,17cyclictest1769721-21ssh12:13:251
1575532995616,17cyclictest1769721-21ssh12:13:251
1575532995616,15cyclictest1675467-21ssh10:26:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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