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2024-04-27 - 13:01
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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 Apr 27, 2024 00:43:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21866211791,20sleep90-21swapper/919:09:4915
21767211389,19sleep140-21swapper/1419:08:336
224021120,1sleep50-21swapper/522:45:4811
828121070,2sleep125-21ksoftirqd/122:36:541
22084210780,23sleep40-21swapper/419:12:0810
21818210691,10sleep20-21swapper/219:09:098
2077621010,2sleep820772-21smartctl23:52:4314
18622210190,7sleep50-21swapper/519:07:2011
886221000,6sleep112257799cyclictest00:11:133
886221000,6sleep112257799cyclictest00:11:133
2182329984,4sleep30-21swapper/319:09:109
95562980,1sleep150-21swapper/1522:47:027
307702980,1sleep50-21swapper/522:10:1411
91572970,2sleep70-21swapper/723:31:3413
111262970,0sleep130-21swapper/1321:14:285
111262970,0sleep130-21swapper/1321:14:285
93082920,1sleep100-21swapper/1022:12:112
5492910,1sleep120-21swapper/1222:10:374
201862910,1sleep70-21swapper/723:57:4713
35232900,1sleep40-21swapper/422:30:4810
306002900,0sleep130-21swapper/1323:39:585
2181229072,4sleep00-21swapper/019:09:070
196332900,0sleep100-21swapper/1021:15:452
196332900,0sleep100-21swapper/1021:15:452
2183328981,4sleep110-21swapper/1119:09:183
80302880,0sleep140-21swapper/1422:36:516
303492880,0sleep20-21swapper/223:05:008
303012880,1sleep00-21swapper/021:40:590
303012880,1sleep00-21swapper/021:40:590
2180028872,4sleep130-21swapper/1319:09:045
7342870,1sleep80-21swapper/823:59:5614
223932870,0sleep150-21swapper/1522:53:277
212342870,1sleep80-21swapper/821:39:3114
212342870,1sleep80-21swapper/821:39:3114
207272870,0sleep130-21swapper/1323:08:085
239022860,1sleep130-21swapper/1321:54:355
2183728675,7sleep150-21swapper/1519:09:227
159472860,0sleep130-21swapper/1322:22:405
2173228573,8sleep10-21swapper/119:08:041
24012840,1sleep50-21swapper/500:28:4611
110842840,1sleep110-21swapper/1123:22:163
2208828372,7sleep70-21swapper/719:12:1113
2177628375,4sleep60-21swapper/619:08:4112
2176328375,4sleep100-21swapper/1019:08:292
2176128375,4sleep80-21swapper/819:08:2714
324122820,6sleep82257199cyclictest21:32:0214
324122820,6sleep82257199cyclictest21:32:0214
294342820,0sleep140-21swapper/1423:44:316
2196328272,6sleep120-21swapper/1219:11:124
217762820,1sleep110-21swapper/1121:35:013
217762820,1sleep110-21swapper/1121:35:013
213322820,0sleep90-21swapper/921:16:0015
213322820,0sleep90-21swapper/921:16:0015
153732820,1sleep150-21swapper/1522:32:367
270692790,0sleep00-21swapper/022:39:340
310802760,0sleep90-21swapper/900:37:4015
267992760,1sleep00-21swapper/023:04:260
77202630,5sleep62256899cyclictest22:21:4512
160732490,2sleep1016055-21sshd23:07:332
26132440,6sleep92257299cyclictest22:30:3715
2258199430,3cyclictest998-21dbus-daemon00:35:177
2258199418,31cyclictest16790-2110-uname21:19:527
2258199418,31cyclictest16790-2110-uname21:19:527
2258199410,38cyclictest6566-21sshd22:06:397
2258199410,38cyclictest20224-21sshd23:13:017
2258199406,32cyclictest741-21run-parts21:36:537
2258199406,32cyclictest741-21run-parts21:36:537
2258199400,4cyclictest1252-21sshd22:50:147
2258199400,38cyclictest0-21swapper/1522:17:257
25302390,1sleep100-21swapper/1000:00:142
2258199399,27cyclictest10580-21sshd23:51:317
2258199398,29cyclictest31984-2110-uname22:30:027
22581993910,27cyclictest145-21kauditd00:18:307
22581993910,27cyclictest145-21kauditd00:18:307
2258199390,36cyclictest22122-21cp22:08:407
2258199387,29cyclictest23937-21tr00:22:317
2258199386,29cyclictest15471-21apt-key19:42:167
2258199382,6cyclictest145-17kauditd00:41:477
2258199380,4cyclictest22207-21env21:59:057
2258199379,26cyclictest15494-21sshd21:38:407
2258199379,26cyclictest15494-21sshd21:38:407
2258199376,3cyclictest726-21sshd23:40:237
2258199373,3cyclictest1-21systemd23:29:037
22581993713,22cyclictest0-21swapper/1523:57:157
303552360,1sleep130-21swapper/1323:29:485
290502360,6sleep62256899cyclictest22:15:0312
2258199368,25cyclictest22894-2110-uname00:32:017
2258199368,25cyclictest18863-21sshd22:23:047
2258199367,26cyclictest11541-21sshd21:42:407
2258199365,3cyclictest32437-21run-parts00:09:447
2258199365,3cyclictest32437-21run-parts00:09:447
2258199364,3cyclictest1-21systemd23:03:367
2258199364,3cyclictest1-21systemd00:05:377
2258199364,2cyclictest14412-21cat23:07:267
2258199363,3cyclictest28099-21sshd23:34:167
2258199361,5cyclictest0-21swapper/1522:13:547
2258199361,3cyclictest3767-21sshd23:45:347
22581993610,24cyclictest3325-2110-uname21:56:347
2256599360,19cyclictest0-21swapper/321:47:289
39402350,1sleep50-21swapper/500:24:1311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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