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2025-12-29 - 07:53
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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 Mon Dec 29, 2025 00:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
230352299380379,1cyclictest2605933-21kworker/5:200:19:035
230348999368367,1cyclictest0-21swapper/119:59:011
230351599362361,1cyclictest2270989-21kworker/4:319:15:024
230353599360358,1cyclictest2337097-21kworker/7:021:55:017
230353599359357,1cyclictest2500964-21kworker/7:200:23:027
230348399359357,1cyclictest0-21swapper/019:59:020
230353599343341,1cyclictest2500964-21kworker/7:223:44:027
230352299339337,1cyclictest2550156-21kworker/5:100:22:035
230350799337335,1cyclictest0-21swapper/300:22:033
230348999330329,1cyclictest0-21swapper/119:15:021
230353599327326,1cyclictest0-21swapper/723:23:017
230353599325323,1cyclictest0-21swapper/721:37:017
230351599324322,1cyclictest0-21swapper/421:57:014
230353599323322,1cyclictest0-21swapper/723:15:017
230351599322320,1cyclictest0-21swapper/422:37:024
230353599321320,1cyclictest0-21swapper/722:19:027
230348399321320,1cyclictest0-21swapper/019:15:010
230351599320317,2cyclictest2520421-21kworker/4:123:53:014
230353599319318,1cyclictest0-21swapper/720:59:027
230351599318316,1cyclictest0-21swapper/423:19:014
230351599317315,1cyclictest0-21swapper/420:35:024
230353599316315,1cyclictest0-21swapper/723:56:027
230353599315313,1cyclictest0-21swapper/721:08:027
230351599315313,1cyclictest2520421-21kworker/4:100:01:024
230351599315313,1cyclictest0-21swapper/422:51:014
230353599314312,1cyclictest0-21swapper/723:27:017
230351599314313,1cyclictest2364481-21kworker/4:022:11:024
230351599314313,1cyclictest0-21swapper/423:57:014
230351599314313,1cyclictest0-21swapper/423:35:024
230351599314313,1cyclictest0-21swapper/422:23:014
230351599314313,1cyclictest0-21swapper/419:11:024
230353599313311,1cyclictest2337097-21kworker/7:021:47:027
230351599313311,1cyclictest0-21swapper/421:05:014
230351599312310,1cyclictest2270989-21kworker/4:320:45:014
230351599312310,1cyclictest2270989-21kworker/4:320:05:024
230351599311310,1cyclictest2270989-21kworker/4:319:35:024
230351599311310,1cyclictest0-21swapper/422:46:024
230351599311310,1cyclictest0-21swapper/422:46:014
230351599311309,1cyclictest2270989-21kworker/4:319:47:014
230351599311309,1cyclictest2270989-21kworker/4:319:29:014
230351599311308,2cyclictest2520421-21kworker/4:123:13:024
230353599310308,1cyclictest2500964-21kworker/7:200:37:037
230353599310308,1cyclictest2500964-21kworker/7:200:01:027
230351599310308,1cyclictest2364481-21kworker/4:021:12:014
230353599309307,1cyclictest2337097-21kworker/7:022:33:017
230353599309307,1cyclictest2337097-21kworker/7:022:23:027
230352299309308,1cyclictest2316357-21kworker/5:119:59:015
230351599309308,1cyclictest2270989-21kworker/4:320:17:014
230351599309307,2cyclictest0-21swapper/423:06:034
230351599309307,1cyclictest2520421-21kworker/4:123:41:024
230351599309307,1cyclictest0-21swapper/419:50:014
230353599308306,1cyclictest2337097-21kworker/7:022:44:017
230353099308307,1cyclictest0-21swapper/622:57:026
230353099308305,2cyclictest2393355-21kworker/6:022:05:026
230351599308307,1cyclictest0-21swapper/420:21:014
230350799308305,1cyclictest2331399-21kworker/3:021:08:013
230353599307305,1cyclictest2337097-21kworker/7:020:05:027
230351599307306,1cyclictest0-21swapper/421:44:014
230353599306305,1cyclictest0-21swapper/720:53:027
230353599306305,1cyclictest0-21swapper/700:32:037
230353599306304,1cyclictest2297345-21kworker/7:119:47:017
230353599306304,1cyclictest2297345-21kworker/7:119:37:017
230353599306304,1cyclictest2297345-21kworker/7:119:27:027
230351599306305,1cyclictest2520421-21kworker/4:100:12:034
230351599306305,1cyclictest2520421-21kworker/4:100:12:034
230351599306305,1cyclictest0-21swapper/422:28:014
230351599306305,1cyclictest0-21swapper/420:42:014
230351599306304,1cyclictest2364481-21kworker/4:022:15:024
230351599306304,1cyclictest0-21swapper/422:42:014
230353599305303,1cyclictest2500964-21kworker/7:223:11:027
230353599305303,1cyclictest2337097-21kworker/7:020:17:017
230353599305303,1cyclictest2297345-21kworker/7:119:51:017
230353099305303,1cyclictest2507397-21kworker/6:123:03:026
230351599305304,1cyclictest0-21swapper/421:28:014
230351599305303,1cyclictest0-21swapper/420:28:024
230351599305303,1cyclictest0-21swapper/400:05:024
230353599304303,1cyclictest0-21swapper/723:05:027
230353599304302,1cyclictest2337097-21kworker/7:020:33:027
230353599304302,1cyclictest2337097-21kworker/7:020:21:017
230353599304302,1cyclictest2297345-21kworker/7:119:31:017
230353599304302,1cyclictest0-21swapper/723:36:037
230353099304303,1cyclictest0-21swapper/623:49:016
230353099304302,1cyclictest0-21swapper/600:29:036
230351599304303,1cyclictest2520421-21kworker/4:123:21:014
230351599304302,1cyclictest2520421-21kworker/4:123:31:014
230351599304302,1cyclictest2364481-21kworker/4:022:55:014
230351599304302,1cyclictest0-21swapper/421:49:014
230353599303301,1cyclictest0-21swapper/721:25:027
230353099303300,2cyclictest0-21swapper/622:47:026
230353099303300,2cyclictest0-21swapper/622:47:016
230351599303302,1cyclictest0-21swapper/400:26:014
230353599302301,1cyclictest0-21swapper/722:01:017
230353599302300,1cyclictest2337097-21kworker/7:021:42:017
230353599302300,1cyclictest2337097-21kworker/7:020:47:017
230353099302300,1cyclictest2587992-21kworker/6:200:17:026
230353099302300,1cyclictest2393355-21kworker/6:021:47:026
230351599302301,1cyclictest0-21swapper/420:50:024
230348999302301,1cyclictest0-21swapper/123:23:011
230353099301299,1cyclictest2587992-21kworker/6:200:35:026
230351599301300,1cyclictest2520421-21kworker/4:100:30:034
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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