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2026-06-26 - 08:12
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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 Jun 26, 2026 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114887599398396,1cyclictest1197789-21kworker/5:022:42:025
1148882993970,396cyclictest0-21swapper/621:47:026
114887599397396,1cyclictest1197789-21kworker/5:023:28:025
114887599395394,1cyclictest1197789-21kworker/5:023:21:025
114887599395394,1cyclictest1197789-21kworker/5:000:07:025
114887599395393,1cyclictest1197789-21kworker/5:022:07:025
114887599394393,1cyclictest1197789-21kworker/5:023:41:025
114887599394392,1cyclictest1197789-21kworker/5:021:25:035
114887599394391,2cyclictest1197789-21kworker/5:022:13:025
114887599394391,2cyclictest1197789-21kworker/5:022:13:025
114887599393392,1cyclictest1438800-21kworker/5:200:28:025
114887599393392,1cyclictest1197789-21kworker/5:022:03:025
114887599393392,1cyclictest1197789-21kworker/5:021:24:025
114887599393392,1cyclictest0-21swapper/523:35:035
114887599393392,1cyclictest0-21swapper/523:35:025
114887599393392,1cyclictest0-21swapper/522:56:025
1148875993930,392cyclictest0-21swapper/523:59:025
114887599392391,1cyclictest1197789-21kworker/5:022:38:175
114887599392391,1cyclictest0-21swapper/522:34:025
114887599392391,1cyclictest0-21swapper/521:13:025
114887599392390,1cyclictest1438800-21kworker/5:200:23:025
114887599391390,1cyclictest1197789-21kworker/5:022:54:025
114887599391390,1cyclictest0-21swapper/522:20:025
114887599391390,1cyclictest0-21swapper/520:01:025
114887599390389,1cyclictest1396625-21kworker/5:319:15:025
114887599390389,1cyclictest1197789-21kworker/5:022:18:025
114887599390389,1cyclictest1197789-21kworker/5:020:33:025
114887599390389,1cyclictest1197789-21kworker/5:000:01:025
114887599390389,1cyclictest0-21swapper/522:27:025
114887599390389,1cyclictest0-21swapper/521:40:025
114887599390389,1cyclictest0-21swapper/521:38:025
114885499390389,1cyclictest1343482-21kworker/2:023:05:022
114885499390388,1cyclictest0-21swapper/200:34:022
114887599389388,1cyclictest0-21swapper/522:47:025
114887599389388,1cyclictest0-21swapper/520:05:025
114885499389388,1cyclictest1203815-21kworker/2:022:25:022
114885499389388,1cyclictest0-21swapper/223:34:022
114885499389388,1cyclictest0-21swapper/223:01:022
114885499389388,1cyclictest0-21swapper/221:30:022
114885499389388,1cyclictest0-21swapper/200:10:022
114885499389387,1cyclictest1437371-21ssh00:06:022
114885499389387,1cyclictest0-21swapper/222:17:022
114887599388387,1cyclictest1438800-21kworker/5:200:37:025
114887599388387,1cyclictest1197789-21kworker/5:023:11:025
114887599388387,1cyclictest0-21swapper/521:58:025
114887599388387,1cyclictest0-21swapper/519:59:025
114885499388387,1cyclictest0-21swapper/223:47:022
114885499388386,2cyclictest1203815-21kworker/2:021:59:022
114887599387386,1cyclictest1396625-21kworker/5:319:35:025
114887599387386,1cyclictest0-21swapper/521:54:025
114887599387385,1cyclictest1197789-21kworker/5:023:31:025
114885499387386,1cyclictest0-21swapper/223:29:022
114885499387386,1cyclictest0-21swapper/222:50:022
114885499387386,1cyclictest0-21swapper/221:52:022
114885499387385,1cyclictest0-21swapper/222:40:022
114888999386385,1cyclictest1384560-21kworker/7:123:55:027
114887599386385,1cyclictest1197789-21kworker/5:020:56:025
114887599386385,1cyclictest1179733-21kworker/5:120:25:025
114887599386385,1cyclictest0-21swapper/520:38:025
114887599386385,1cyclictest0-21swapper/519:14:025
114887599386385,1cyclictest0-21swapper/519:14:025
114887599386384,1cyclictest1197789-21kworker/5:020:47:035
114885499386385,1cyclictest0-21swapper/222:00:022
114885499386384,2cyclictest1203815-21kworker/2:021:41:022
114885499386384,1cyclictest1318578-21kworker/2:222:36:022
114885499386384,1cyclictest1221827-21diskmemload00:16:022
114885499386384,1cyclictest0-21swapper/200:02:032
114888999385384,1cyclictest1233242-21kworker/7:022:37:027
114888999385382,2cyclictest1361817-21kworker/7:023:19:027
114887599385384,1cyclictest1197789-21kworker/5:021:00:025
114887599385383,1cyclictest1396625-21kworker/5:319:22:025
114887599385383,1cyclictest0-21swapper/519:33:025
114885499385384,1cyclictest1203815-21kworker/2:022:12:022
114885499385384,1cyclictest1203815-21kworker/2:022:12:022
114885499385384,1cyclictest1203815-21kworker/2:021:48:022
114885499385384,1cyclictest1203815-21kworker/2:021:36:022
114885499385384,1cyclictest1203815-21kworker/2:021:18:022
114885499385384,1cyclictest0-21swapper/221:26:022
114887599384383,1cyclictest1197789-21kworker/5:021:06:025
114887599384382,1cyclictest1197789-21kworker/5:020:41:025
114887599384382,1cyclictest1197789-21kworker/5:020:41:025
114887599384382,1cyclictest1179733-21kworker/5:120:21:025
114887599384382,1cyclictest0-21swapper/519:28:035
114885499384383,1cyclictest1385257-21kworker/2:123:53:022
114885499384383,1cyclictest1203815-21kworker/2:021:11:022
114885499384383,1cyclictest0-21swapper/223:14:022
114885499384383,1cyclictest0-21swapper/221:21:022
114885499384382,1cyclictest0-21swapper/220:50:022
114887599383382,1cyclictest0-21swapper/520:14:025
114885499383382,1cyclictest1450538-21kworker/2:000:21:022
114885499383382,1cyclictest0-21swapper/222:46:022
114885499383382,1cyclictest0-21swapper/221:05:022
114885499383382,1cyclictest0-21swapper/220:20:022
114888999382381,1cyclictest1444368-21kworker/7:200:33:027
114888999382379,2cyclictest1331044-21kworker/7:223:04:027
114885499382381,1cyclictest1450538-21kworker/2:000:36:022
114885499382381,1cyclictest1343482-21kworker/2:022:59:022
114885499382381,1cyclictest1167710-21kworker/2:120:09:022
114885499382381,1cyclictest0-21swapper/223:56:022
114885499382381,1cyclictest0-21swapper/223:42:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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