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2026-03-19 - 07:43
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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 Thu Mar 19, 2026 00:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
300156499382380,1cyclictest0-21swapper/700:01:027
3001510993821,380cyclictest0-21swapper/019:50:010
300156499381379,2cyclictest3102119-21kworker/7:022:03:027
300151099381380,1cyclictest3265124-21kworker/0:019:37:020
300151099380378,1cyclictest3265124-21kworker/0:020:26:020
3001510993800,379cyclictest0-21swapper/020:01:020
300156499379377,1cyclictest0-21swapper/723:51:027
300156499379377,1cyclictest0-21swapper/700:29:017
300156499378376,1cyclictest0-21swapper/722:43:017
300156499377376,1cyclictest0-21swapper/723:06:027
300156499377375,1cyclictest63-21ksoftirqd/720:19:017
300156499376374,1cyclictest0-21swapper/720:45:027
300156499374373,1cyclictest3086340-21kworker/7:121:27:017
300156499374372,1cyclictest0-21swapper/721:17:027
300156499370369,1cyclictest3247042-21kworker/7:000:08:027
300156499369367,1cyclictest3035435-21kworker/7:020:07:027
300156499368367,1cyclictest3102119-21kworker/7:021:46:017
300156499368366,1cyclictest3035435-21kworker/7:020:11:027
300156499368366,1cyclictest0-21swapper/723:20:017
300156499368366,1cyclictest0-21swapper/722:21:027
300156499367366,1cyclictest0-21swapper/700:24:027
300156499367365,1cyclictest3256102-21kworker/7:219:39:027
300156499366365,1cyclictest0-21swapper/721:59:027
300156499365363,1cyclictest3247042-21kworker/7:023:37:027
300156499364363,1cyclictest0-21swapper/722:16:027
300156499364362,1cyclictest0-21swapper/723:31:017
300156499363362,1cyclictest0-21swapper/723:12:027
300156499363362,1cyclictest0-21swapper/722:08:017
300156499363361,1cyclictest3102119-21kworker/7:022:50:027
300156499363361,1cyclictest0-21swapper/722:27:027
300156499363361,1cyclictest0-21swapper/721:24:017
300156499362361,1cyclictest3102119-21kworker/7:022:37:027
300156499362361,1cyclictest3035435-21kworker/7:021:13:027
300156499362360,1cyclictest3256102-21kworker/7:219:10:027
300156499361360,1cyclictest3102119-21kworker/7:022:55:027
300156499361359,1cyclictest0-21swapper/721:52:017
300156499361359,1cyclictest0-21swapper/721:38:027
300156499361359,1cyclictest0-21swapper/700:39:027
300156499360359,1cyclictest3247042-21kworker/7:023:57:027
300156499360359,1cyclictest3247042-21kworker/7:023:57:027
300156499360359,1cyclictest3247042-21kworker/7:023:48:027
300156499360358,1cyclictest3102119-21kworker/7:022:48:017
300156499360358,1cyclictest0-21swapper/720:20:027
300156499360357,2cyclictest3035435-21kworker/7:020:59:027
300156499358357,1cyclictest0-21swapper/719:23:027
300156499356355,1cyclictest0-21swapper/721:04:027
300156499356355,1cyclictest0-21swapper/720:35:027
300156499355354,1cyclictest0-21swapper/719:52:027
300156499354353,1cyclictest0-21swapper/719:41:027
300156499354353,1cyclictest0-21swapper/719:41:017
300153099347345,1cyclictest0-21swapper/221:25:022
300153099341339,1cyclictest2972097-21kworker/2:220:31:012
300153099341339,1cyclictest0-21swapper/221:53:022
300153099340338,1cyclictest0-21swapper/200:01:012
300153099339337,1cyclictest3074499-21diskmemload22:41:022
300153099339337,1cyclictest3074499-21diskmemload21:39:022
300153099338336,1cyclictest0-21swapper/200:33:012
300153099337336,1cyclictest0-21swapper/200:35:012
300153099337335,1cyclictest3114140-21kworker/2:222:39:022
300153099337335,1cyclictest0-21swapper/223:39:012
300153099337335,1cyclictest0-21swapper/200:29:022
300153099336334,1cyclictest0-21swapper/223:51:022
300153099335333,1cyclictest0-21swapper/220:29:012
300153099334333,1cyclictest0-21swapper/200:13:022
300153099334332,1cyclictest3114140-21kworker/2:223:27:022
300153099334332,1cyclictest3074499-21diskmemload21:43:022
300153099334332,1cyclictest0-21swapper/223:55:022
300153099334332,1cyclictest0-21swapper/223:55:022
300153099334332,1cyclictest0-21swapper/222:57:012
300153099334332,1cyclictest0-21swapper/221:01:022
300153099334332,1cyclictest0-21swapper/220:45:022
300153099334332,1cyclictest0-21swapper/220:19:022
300153099334332,1cyclictest0-21swapper/220:03:022
300153099333332,1cyclictest0-21swapper/223:13:022
300153099333331,1cyclictest0-21swapper/223:41:022
300153099332331,1cyclictest0-21swapper/222:23:022
300153099332331,1cyclictest0-21swapper/219:19:022
300153099332330,1cyclictest0-21swapper/221:23:022
300153099332330,1cyclictest0-21swapper/200:17:022
300153099331329,1cyclictest0-21swapper/222:25:022
300153099331329,1cyclictest0-21swapper/221:11:022
300153099331329,1cyclictest0-21swapper/200:21:022
300153099330329,1cyclictest3114140-21kworker/2:223:23:022
300153099330328,1cyclictest0-21swapper/222:05:022
300153099330328,1cyclictest0-21swapper/222:01:012
300153099328326,1cyclictest0-21swapper/219:57:022
300153099327325,1cyclictest3114140-21kworker/2:222:11:022
300153099327325,1cyclictest2998396-21kworker/2:119:13:022
300153099327325,1cyclictest0-21swapper/220:52:022
300153599326324,1cyclictest3103901-21kworker/3:000:23:023
300153099326325,1cyclictest0-21swapper/221:30:012
300153099325324,1cyclictest3114140-21kworker/2:223:16:022
300153099325323,2cyclictest3114140-21kworker/2:222:31:022
300153099325323,2cyclictest3114140-21kworker/2:222:31:022
300153099325323,1cyclictest3114140-21kworker/2:223:45:022
300153099325323,1cyclictest0-21swapper/222:45:022
300153099325322,2cyclictest1137-21snmpd19:25:022
300153099324323,1cyclictest3279178-21kworker/2:000:07:022
300153099324322,1cyclictest0-21swapper/219:51:022
300153099324321,2cyclictest3114140-21kworker/2:223:03:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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