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2024-04-20 - 18:49
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 50 highest latencies:
System rackeslot3.osadl.org (updated Sat Apr 20, 2024 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1753216996562,2cyclictest0-21swapper/111:29:111
1753216996461,2cyclictest0-21swapper/108:50:451
175321699630,62cyclictest0-21swapper/112:32:031
1753216996260,1cyclictest0-21swapper/110:49:271
1753216996259,2cyclictest0-21swapper/110:13:581
175321699620,61cyclictest26-21ksoftirqd/108:30:011
1753216996158,2cyclictest0-21swapper/107:14:531
1753216996134,26cyclictest1751654-21kworker/1:207:15:011
175321699610,60cyclictest0-21swapper/112:18:561
1753216996058,1cyclictest0-21swapper/110:00:271
1753216996045,14cyclictest1777313-21kworker/1:008:40:151
1753216996042,17cyclictest1793151-21kworker/1:209:35:271
1753216995941,16cyclictest1777313-21kworker/1:008:35:131
1753216995842,15cyclictest1883815-21kworker/1:011:20:131
1753216995841,16cyclictest1912220-21kworker/1:111:45:541
1753216995839,18cyclictest1211310-1kworker/1:2H07:20:211
1753216995838,19cyclictest1921383-21kworker/1:012:10:151
1753216995754,2cyclictest0-21swapper/110:24:271
1753216995742,14cyclictest1777313-21kworker/1:008:30:011
1753216995742,14cyclictest1765610-21kworker/1:108:00:071
1753216995741,15cyclictest1912220-21kworker/1:111:50:231
1753216995741,15cyclictest1874967-21kworker/1:211:05:461
1753216995741,15cyclictest1765610-21kworker/1:108:05:141
1753216995741,15cyclictest1765610-21kworker/1:107:55:011
1753216995741,14cyclictest1211310-1kworker/1:2H11:00:441
1753216995738,18cyclictest1902425-21kworker/1:311:40:041
1753216995738,17cyclictest1840496-21kworker/1:010:29:571
1753216995738,17cyclictest1211310-1kworker/1:2H11:17:581
1753216995737,18cyclictest1855628-21kworker/1:110:40:131
1753225995642,11cyclictest3392978-1kworker/3:1H08:05:143
1753216995653,2cyclictest0-21swapper/112:03:571
1753216995641,14cyclictest1934080-21kworker/1:212:21:581
1753216995641,14cyclictest1934080-21kworker/1:212:21:571
1753216995641,14cyclictest1883815-21kworker/1:011:10:381
1753216995641,14cyclictest1840496-21kworker/1:010:15:131
1753216995641,14cyclictest1793151-21kworker/1:209:30:141
1753216995641,14cyclictest1751654-21kworker/1:207:35:011
1753216995641,14cyclictest1211310-1kworker/1:2H11:59:201
1753216995640,15cyclictest1855628-21kworker/1:110:33:591
1753216995640,15cyclictest1793151-21kworker/1:209:25:141
1753216995640,15cyclictest1793151-21kworker/1:209:25:141
1753216995640,15cyclictest1751654-21kworker/1:207:30:011
1753216995640,15cyclictest1211310-1kworker/1:2H10:05:581
1753216995638,17cyclictest1817402-21kworker/1:109:45:151
1753216995550,2cyclictest1796148-21ssh09:16:571
1753216995540,14cyclictest1902425-21kworker/1:311:36:071
1753216995540,14cyclictest1883815-21kworker/1:011:30:151
1753216995540,14cyclictest1817402-21kworker/1:109:55:011
1753216995540,14cyclictest1793151-21kworker/1:209:20:131
1753216995540,14cyclictest1777313-21kworker/1:008:45:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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