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2024-11-21 - 16:25
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot5.osadl.org (updated Thu Nov 21, 2024 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17949969954313,529cyclictest0-21swapper/1121:05:443
17949889954010,530cyclictest0-21swapper/923:08:4215
17949829954038,501cyclictest0-21swapper/701:24:4213
179499899531531,0cyclictest0-21swapper/1220:40:054
17949969952423,500cyclictest0-21swapper/1123:09:163
17950019951720,495cyclictest0-21swapper/1321:06:425
17949989951631,484cyclictest0-21swapper/1201:30:054
1794998995135,27cyclictest0-21swapper/1223:38:434
17950019951240,469cyclictest0-21swapper/1322:18:085
17950019951239,473cyclictest0-21swapper/1301:45:205
1794988995125,26cyclictest0-21swapper/922:34:4215
179499699510510,0cyclictest0-21swapper/1101:40:413
17949969951014,24cyclictest0-21swapper/1101:31:053
179499899509497,0cyclictest0-21swapper/1222:21:204
179500199508508,0cyclictest0-21swapper/1301:13:055
17950019950535,0cyclictest0-21swapper/1300:44:445
1794980995050,24cyclictest0-21swapper/623:05:4412
17949729950523,481cyclictest0-21swapper/421:06:2010
17950019950453,0cyclictest0-21swapper/1323:34:435
17950019950448,455cyclictest791149-21avahi-daemon20:59:065
179497099502501,1cyclictest1815356-21kworker/3:0+i915-unordered20:49:159
17950039950118,482cyclictest0-21swapper/1400:21:446
179500899500500,0cyclictest0-21swapper/1522:55:447
17950019950016,483cyclictest0-21swapper/1321:36:425
17950019949747,0cyclictest0-21swapper/1322:33:055
179498299496496,0cyclictest2037582-21kworker/7:0+events01:40:0713
179500199495494,1cyclictest1401ktimers/1323:41:205
17950019949443,451cyclictest0-21swapper/1323:22:435
17950019949443,0cyclictest0-21swapper/1301:22:425
17950019949420,0cyclictest0-21swapper/1301:25:205
179496699494492,2cyclictest1790739-21kworker/2:3+events20:53:098
17950019949257,435cyclictest0-21swapper/1300:42:205
17950019949241,451cyclictest141-21ksoftirqd/1323:53:425
17950019949238,453cyclictest0-21swapper/1321:15:205
17950019949140,0cyclictest0-21swapper/1322:58:455
17950019949139,451cyclictest0-21swapper/1321:53:435
17950019949139,451cyclictest0-21swapper/1321:33:075
17950019949138,451cyclictest0-21swapper/1301:30:065
17950019949138,451cyclictest0-21swapper/1301:05:435
1795001994904,45cyclictest0-21swapper/1300:00:075
17950019949039,451cyclictest0-21swapper/1321:59:445
17950019949039,0cyclictest0-21swapper/1321:01:205
17950019949037,451cyclictest0-21swapper/1323:14:435
17950019949037,451cyclictest0-21swapper/1323:14:435
17950019949036,452cyclictest0-21swapper/1322:38:185
17949989949019,470cyclictest132-21ksoftirqd/1200:15:434
1794996994897,481cyclictest123-21ksoftirqd/1123:32:443
17950019948837,451cyclictest0-21swapper/1320:50:085
17950019948837,0cyclictest0-21swapper/1320:48:115
17950019948836,451cyclictest0-21swapper/1322:50:445
17950019948732,0cyclictest0-21swapper/1321:45:435
1794980994875,482cyclictest0-21swapper/600:48:2012
179500899486484,2cyclictest0-21swapper/1523:17:437
179500899486484,2cyclictest0-21swapper/1523:17:437
17950019948635,451cyclictest0-21swapper/1300:29:435
17949989948619,467cyclictest0-21swapper/1223:41:054
17950019948513,0cyclictest791149-21avahi-daemon00:25:525
17950019948431,451cyclictest0-21swapper/1301:43:435
17949629948412,472cyclictest0-21swapper/100:29:051
1795008994820,481cyclictest0-21swapper/1521:01:427
17950019948230,451cyclictest0-21swapper/1322:44:455
17950019948229,451cyclictest0-21swapper/1300:14:455
17950019948130,451cyclictest0-21swapper/1321:22:455
179499899481481,0cyclictest2045197-21kworker/12:2+events01:46:074
17950019948028,451cyclictest0-21swapper/1321:59:165
179497099480479,1cyclictest1972261-21kworker/3:2+i915-unordered00:06:479
17950019947929,450cyclictest0-21swapper/1320:37:205
17950019947927,451cyclictest0-21swapper/1323:55:425
179498099479478,1cyclictest1739546-21kworker/6:0+events20:36:4412
17949709947910,0cyclictest0-21swapper/320:35:209
17949629947924,0cyclictest0-21swapper/120:47:031
1795001994785,472cyclictest0-21swapper/1300:08:425
17950019947827,451cyclictest0-21swapper/1323:13:205
17950019947827,451cyclictest0-21swapper/1323:13:205
1794980994780,27cyclictest0-21swapper/620:59:0712
179497299478477,1cyclictest1960499-21kworker/4:0+events00:44:4310
179496299478477,1cyclictest1862289-21kworker/1:0+events21:55:041
17950019947724,452cyclictest0-21swapper/1320:31:435
17949729947723,0cyclictest0-21swapper/422:30:5810
17949609947724,452cyclictest0-21swapper/021:46:060
17949609947723,0cyclictest0-21swapper/023:53:200
17950019947636,439cyclictest0-21swapper/1323:07:335
17949919947623,452cyclictest0-21swapper/1022:25:062
179497299476475,1cyclictest1960499-21kworker/4:0+i915-unordered01:26:2010
17950019947522,451cyclictest0-21swapper/1322:21:425
179499699475475,0cyclictest0-21swapper/1123:49:043
179496699475475,0cyclictest1862190-21kworker/2:0+i915-unordered22:25:068
179500899474473,1cyclictest1665463-21kworker/15:0+i915-unordered20:28:157
17950019947319,452cyclictest0-21swapper/1322:10:205
179499199473472,1cyclictest0-21swapper/1020:53:092
179498299473473,0cyclictest1925208-21kworker/7:0+events23:16:4713
179498299473473,0cyclictest1925208-21kworker/7:0+events23:16:4713
179498099473473,0cyclictest0-21swapper/623:29:1412
17949709947318,0cyclictest0-21swapper/322:41:209
17949609947320,452cyclictest0-21swapper/001:06:440
179498299472472,0cyclictest1948473-21kworker/7:0+i915-unordered00:13:0513
17949829947223,449cyclictest0-21swapper/721:10:4613
179496699472470,2cyclictest2012796-21kworker/2:2+i915-unordered01:01:438
179496099472470,1cyclictest1822976-21kworker/0:2+i915-unordered20:56:460
179500899471469,2cyclictest1917408-21kworker/15:1+i915-unordered00:00:077
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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