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2026-09-04 - 06:40
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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
Characteristics of the 100 highest latencies:
System rackcslot6.osadl.org (updated Fri Sep 04, 2026 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
121679999373371,2cyclictest1298850-21kworker/6:021:33:026
121679999373371,2cyclictest1298850-21kworker/6:021:33:026
121679999363362,1cyclictest0-21swapper/621:51:026
121679999362360,1cyclictest1379153-21kworker/6:222:35:016
121679999358356,1cyclictest0-21swapper/621:55:026
121679999357356,1cyclictest0-21swapper/622:19:026
121679999357356,1cyclictest0-21swapper/600:29:026
121679999356355,1cyclictest1379153-21kworker/6:222:41:016
121679999356355,1cyclictest0-21swapper/623:19:026
121679999356355,1cyclictest0-21swapper/622:11:016
121679999356353,2cyclictest0-21swapper/620:29:026
121679999355354,1cyclictest1399687-21kworker/6:122:55:016
121679999355354,1cyclictest1399687-21kworker/6:122:55:016
121679999355353,1cyclictest1399687-21kworker/6:100:15:026
121679999354353,1cyclictest0-21swapper/600:21:026
121679999354353,1cyclictest0-21swapper/600:21:026
121676499354352,1cyclictest1319049-21ssh21:33:012
121676499354352,1cyclictest1319049-21ssh21:33:012
121679999353350,2cyclictest1399687-21kworker/6:123:37:036
121679999352350,1cyclictest1187317-21kworker/6:120:43:026
121679999352350,1cyclictest0-21swapper/622:54:016
121679999352349,2cyclictest1187317-21kworker/6:120:55:016
121679999351350,1cyclictest0-21swapper/621:41:016
121679999351350,1cyclictest0-21swapper/619:40:026
121679999351348,2cyclictest1298850-21kworker/6:021:48:026
121679999350349,1cyclictest1399687-21kworker/6:100:13:036
121679999350349,1cyclictest0-21swapper/623:08:026
121679999350349,1cyclictest0-21swapper/620:47:016
121679999350348,1cyclictest1187317-21kworker/6:120:37:026
121679999350348,1cyclictest1187317-21kworker/6:119:39:016
121679999349347,1cyclictest1187317-21kworker/6:119:18:026
121679999349346,2cyclictest1187317-21kworker/6:120:33:026
121679999348347,1cyclictest1298850-21kworker/6:021:38:016
121679999348347,1cyclictest1187317-21kworker/6:119:31:016
121679999348347,1cyclictest0-21swapper/622:29:016
121679999348347,1cyclictest0-21swapper/621:01:026
121679999348346,1cyclictest0-21swapper/620:09:016
121679999348346,1cyclictest0-21swapper/620:09:016
121680599347345,1cyclictest0-21swapper/722:09:027
121679999347346,1cyclictest1187317-21kworker/6:119:23:026
121679999347346,1cyclictest0-21swapper/623:29:036
121679999347346,1cyclictest0-21swapper/621:07:026
121679999347346,1cyclictest0-21swapper/620:17:016
121679999347345,2cyclictest1298850-21kworker/6:022:00:036
121679999347345,1cyclictest0-21swapper/619:56:026
121680599346344,1cyclictest0-21swapper/700:05:027
121679999346345,1cyclictest1399687-21kworker/6:123:40:026
121679999346345,1cyclictest1399687-21kworker/6:123:32:036
121679999346345,1cyclictest1360475-21kworker/6:122:24:026
121679999346345,1cyclictest1298850-21kworker/6:021:24:016
121679999346344,1cyclictest1399687-21kworker/6:123:20:026
121679999346344,1cyclictest1379153-21kworker/6:222:32:026
121679999345344,1cyclictest1298850-21kworker/6:022:07:016
121680599344343,1cyclictest0-21swapper/722:57:017
121680599344343,1cyclictest0-21swapper/722:57:017
121679999344343,1cyclictest1399687-21kworker/6:123:13:026
121679999344343,1cyclictest1399687-21kworker/6:123:04:036
121679999344342,1cyclictest1399687-21kworker/6:123:58:026
121676499344342,1cyclictest1318369-21kworker/2:021:51:012
121676499343341,1cyclictest0-21swapper/222:35:012
121679999342341,1cyclictest1187317-21kworker/6:120:52:016
121679999342341,1cyclictest0-21swapper/620:10:016
121679999342341,1cyclictest0-21swapper/600:06:036
121679999342340,1cyclictest0-21swapper/622:49:026
121679999340339,1cyclictest1187317-21kworker/6:119:54:026
121679999340339,1cyclictest1187317-21kworker/6:119:10:016
121679999340338,1cyclictest0-21swapper/620:02:016
121679999340337,2cyclictest1187317-21kworker/6:119:27:026
121680599339338,1cyclictest0-21swapper/720:53:027
121680599339337,1cyclictest0-21swapper/723:57:027
121679999339338,1cyclictest1187317-21kworker/6:120:24:026
121676499339337,1cyclictest1318369-21kworker/2:021:55:012
121680599338336,1cyclictest0-21swapper/723:12:037
121676499338337,1cyclictest1411021-21kworker/2:000:29:032
121676499338336,1cyclictest1411021-21kworker/2:023:19:032
121676499338336,1cyclictest1318369-21kworker/2:022:19:022
121676499338336,1cyclictest1318369-21kworker/2:022:11:012
121680599337336,1cyclictest0-21swapper/723:53:027
121676499337336,1cyclictest0-21swapper/222:41:022
121676499336335,1cyclictest0-21swapper/222:55:022
121676499336335,1cyclictest0-21swapper/222:55:022
121676499336334,1cyclictest1411021-21kworker/2:000:21:032
121676499336334,1cyclictest1411021-21kworker/2:000:21:032
121676499335334,1cyclictest1517584-21kworker/2:220:29:012
121676499335334,1cyclictest0-21swapper/200:15:022
121676499334331,2cyclictest1411021-21kworker/2:022:54:012
121680599333332,1cyclictest0-21swapper/721:26:017
121676499333331,1cyclictest1517584-21kworker/2:219:40:012
121676499333331,1cyclictest0-21swapper/223:37:022
121680599332330,1cyclictest2024273-21kworker/7:219:13:017
121680599332330,1cyclictest1386800-21kworker/7:123:19:037
121676499332331,1cyclictest0-21swapper/220:43:012
121676499332330,1cyclictest1517584-21kworker/2:220:47:012
121676499332330,1cyclictest1411021-21kworker/2:023:08:022
121676499332330,1cyclictest0-21swapper/220:55:022
121676499332330,1cyclictest0-21swapper/200:13:022
121680599331330,1cyclictest0-21swapper/700:00:027
121676499331330,1cyclictest1318369-21kworker/2:021:41:012
121676499331330,1cyclictest0-21swapper/219:39:022
121676499331329,1cyclictest1289754-21diskmemload21:48:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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