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2024-04-25 - 00:30
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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: ondemand
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack8slot7.osadl.org (updated Wed Apr 24, 2024 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24837992120,1cyclictest0-21swapper/109:11:361
2483799200,0cyclictest0-21swapper/112:07:061
24836991916,2cyclictest25064-21x2golistsession11:43:160
24837991716,1cyclictest0-21swapper/111:44:511
24836991716,1cyclictest0-21swapper/012:01:350
24837991615,1cyclictest0-21swapper/110:42:451
24837991512,2cyclictest601-21irqbalance09:59:351
24837991413,1cyclictest0-21swapper/110:34:051
24836991413,1cyclictest0-21swapper/010:58:160
24836991413,1cyclictest0-21swapper/010:50:250
2483799131,11cyclictest20660-21x2golistsession09:31:241
2483699137,4cyclictest18168-21x2gosqlitewrapp12:29:080
2483699136,2cyclictest4161-21basename10:10:000
2483699132,3cyclictest15313-21x2gosqlitewrapp09:52:570
2483699131,4cyclictest4243-21x2gosqlitewrapp10:35:270
2483699131,4cyclictest31324-21x2gosqlitewrapp12:13:500
2483699128,2cyclictest20280-21x2gosqlitewrapp09:56:270
2483699127,3cyclictest1562-21x2golistsession09:41:570
2483699124,7cyclictest31419-21awk08:25:000
2483699122,8cyclictest29557-21x2gosqlitewrapp11:20:530
2483699122,3cyclictest5277-21x2gosqlitewrapp11:02:100
2483699122,3cyclictest16832-21x2golistsession11:11:000
2483699121,3cyclictest26698-21ntp_states12:35:230
2483699121,3cyclictest24449-21df10:00:160
2483699121,3cyclictest16661-21x2gosqlitewrapp10:45:260
2483799111,9cyclictest21829-21x2golistsession08:06:031
2483799111,1cyclictest2648-21x2golistsession07:29:031
24837991110,1cyclictest0-21swapper/111:55:351
2483699119,1cyclictest0-21swapper/011:56:370
2483699117,2cyclictest12798-21ntp_states09:25:210
2483699116,3cyclictest6524-21x2golistsession11:54:260
2483699116,3cyclictest25814-21x2golistsession12:09:420
2483699115,4cyclictest609-21ssh11:49:570
2483699112,3cyclictest11469-21x2gosqlitewrapp11:07:000
2483699111,9cyclictest8794-21x2golistsession10:40:040
2483699111,8cyclictest9489-21x2gosqlitewrapp09:23:010
2483699111,8cyclictest8972-21x2golistsession12:21:040
2483699111,8cyclictest2761-21sensors11:25:220
2483699111,8cyclictest19636-21x2gosqlitewrapp11:39:170
2483699111,7cyclictest7602-21x2gosqlitewrapp09:46:380
2483699111,7cyclictest31463-21aten2.4_r8power09:15:110
2483699111,3cyclictest24310-21x2gosqlitewrapp12:33:580
2483699111,3cyclictest21283-21x2gosqlitewrapp10:22:530
2483799109,1cyclictest0-21swapper/111:15:451
2483799107,2cyclictest3546-21x2golistsession07:32:021
2483799107,2cyclictest1442-21x2gosqlitewrapp08:28:231
2483799107,2cyclictest10945-21x2golistsession11:31:531
2483799106,2cyclictest22757-21x2golistsession12:32:191
2483799104,2cyclictest141rcu_preempt10:12:501
2483799101,7cyclictest4842-21ssh09:19:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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