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2024-03-02 - 21:59
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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 rackcslot0.osadl.org (updated Sat Mar 02, 2024 00:43:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
326121330,0sleep90-21swapper/923:29:4115
326121330,0sleep90-21swapper/923:29:4115
19726212295,22sleep70-21swapper/719:11:2013
19602212292,25sleep100-21swapper/1019:10:192
19554211992,22sleep10-21swapper/119:09:381
1000521150,7sleep774-21ksoftirqd/723:57:2813
19719211191,16sleep00-21swapper/019:11:130
19690211091,14sleep80-21swapper/819:10:4914
2636721090,1sleep00-21swapper/023:24:270
2636721090,1sleep00-21swapper/023:24:270
19385210993,11sleep130-21swapper/1319:07:255
19598210694,8sleep60-21swapper/619:10:1512
19607210592,6sleep150-21swapper/1519:10:247
1023021050,1sleep10-21swapper/121:24:391
16274210287,10sleep20-21swapper/219:06:428
2888621000,0sleep50-21swapper/522:41:1211
292282980,1sleep60-21swapper/622:10:1212
251362980,0sleep00-21swapper/000:27:180
186942980,1sleep110-21swapper/1100:30:423
160892970,1sleep140-21swapper/1421:33:256
93982960,1sleep100-21swapper/1021:24:322
160892960,1sleep11106-21ksoftirqd/1122:59:303
79322950,1sleep150-21swapper/1521:32:227
249592940,4sleep130-21swapper/1300:12:005
204902920,4sleep42014799cyclictest00:34:3610
1955629284,4sleep30-21swapper/319:09:409
28882910,2sleep150-21swapper/1500:09:067
121952910,5sleep11106-21ksoftirqd/1123:46:343
295232900,0sleep20-21swapper/200:27:528
195612900,0sleep10-21swapper/100:30:481
1628429058,26sleep50-21swapper/519:06:4511
117442900,1sleep90-21swapper/921:40:1715
253832890,1sleep120-21swapper/1222:56:504
1946528981,4sleep110-21swapper/1119:08:283
67232880,0sleep00-21swapper/022:46:440
33472880,1sleep70-21swapper/721:42:5613
28132880,2sleep72015199cyclictest23:45:2613
28132880,2sleep72015199cyclictest23:45:2613
1938428772,4sleep120-21swapper/1219:07:244
122982860,1sleep50-21swapper/521:17:1311
1959628575,6sleep40-21swapper/419:10:1310
49742840,2sleep110-21swapper/1121:24:013
203022840,1sleep10-21swapper/121:18:141
1972928472,8sleep90-21swapper/919:11:2215
1960628472,7sleep140-21swapper/1419:10:236
185672840,0sleep20-21swapper/200:11:178
325392830,0sleep110-21swapper/1100:08:463
208692820,0sleep20-21swapper/223:00:098
132902820,6sleep132016199cyclictest23:34:505
132902820,6sleep132016199cyclictest23:34:505
36362810,1sleep130-21swapper/1321:55:045
304472780,6sleep52014899cyclictest21:54:2411
134962780,6sleep42014799cyclictest23:26:5510
134962780,6sleep42014799cyclictest23:26:5510
258572750,0sleep90-21swapper/923:44:0815
258572750,0sleep90-21swapper/923:44:0815
170102740,0sleep120-21swapper/1223:11:494
270772700,1sleep40-21swapper/421:22:4910
82072650,1sleep40-21swapper/422:46:4810
277532650,0sleep90-21swapper/922:37:0015
2016299580,43cyclictest1-21systemd23:53:256
278632570,0sleep00-21swapper/023:56:010
2016299560,45cyclictest1014-21systemd-logind22:57:316
79632540,1sleep61007-21ModemManager21:59:1412
2016299540,46cyclictest998-21dbus-daemon23:38:346
2016299540,46cyclictest998-21dbus-daemon23:38:346
2016299530,44cyclictest29069-21systemd-cgroups23:20:446
2016299530,41cyclictest0-21swapper/1421:48:516
2014899531,2cyclictest0-21swapper/522:08:2911
312432520,1sleep110-21swapper/1123:09:393
2016299521,44cyclictest998-21dbus-daemon23:10:286
2016299521,43cyclictest0-21swapper/1422:51:456
2016299521,40cyclictest998-21dbus-daemon22:35:396
2014899520,3cyclictest1014-21systemd-logind23:57:4211
2016299511,43cyclictest998-21dbus-daemon22:01:116
2016299511,43cyclictest998-21dbus-daemon00:38:376
2016299511,41cyclictest31904-21gdbus22:40:196
2016299510,38cyclictest1076-21gdbus23:57:466
2015699510,2cyclictest0-21swapper/919:57:0615
2016299501,41cyclictest1736-21kill22:41:456
2016299501,41cyclictest1030-21polkitd00:13:316
2016299501,35cyclictest0-21swapper/1423:44:126
2016299501,35cyclictest0-21swapper/1423:44:126
2016299500,43cyclictest998-21dbus-daemon21:16:156
2016299500,43cyclictest1-21systemd21:45:336
2016299500,41cyclictest0-21swapper/1422:18:206
2016299500,40cyclictest0-21swapper/1422:30:166
2015699500,1cyclictest0-21swapper/922:41:2615
2015699500,1cyclictest0-21swapper/900:23:3915
2015699500,10cyclictest0-21swapper/921:44:1815
2014899500,3cyclictest1-21systemd23:08:4211
2014899500,3cyclictest11621-21sshd23:02:5011
2014899500,2cyclictest0-21swapper/523:48:5411
2014899500,2cyclictest0-21swapper/522:49:3711
2014899500,2cyclictest0-21swapper/500:35:3811
2016299493,36cyclictest1076-21gdbus23:12:136
2016299491,45cyclictest998-21dbus-daemon22:24:016
2016299491,41cyclictest0-21swapper/1421:25:076
2016299491,39cyclictest998-21dbus-daemon21:16:326
2016299491,38cyclictest0-21swapper/1421:39:336
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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