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2024-09-01 - 01:00
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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 rack5slot2.osadl.org (updated Sat Aug 31, 2024 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
134442198183,10sleep10-21swapper/107:09:521
131652190174,11sleep00-21swapper/007:06:130
112252187170,12sleep30-21swapper/307:05:053
131672171155,12sleep20-21swapper/207:06:162
110392510,0sleep10-21swapper/111:35:141
219442140,0sleep00-21swapper/011:56:300
85272110,0sleep10-21swapper/109:56:571
184022110,0sleep20-21swapper/209:45:372
136409970,6cyclictest31173-21ssh09:36:000
136549960,5cyclictest0-21swapper/311:50:113
136509960,6cyclictest23748-21grep10:20:192
136509960,5cyclictest0-21swapper/209:15:122
17377250,0sleep30-21swapper/310:17:293
136549955,0cyclictest819-21kworker/3:009:47:273
136549955,0cyclictest819-21kworker/3:008:29:063
136549955,0cyclictest819-21kworker/3:008:17:533
136549955,0cyclictest819-21kworker/3:008:06:423
136549955,0cyclictest819-21kworker/3:007:55:293
136549955,0cyclictest819-21kworker/3:007:33:063
136549955,0cyclictest819-21kworker/3:007:21:533
136549955,0cyclictest819-21kworker/3:007:10:413
136549955,0cyclictest6128-21kworker/3:212:01:473
136549950,5cyclictest21284-21sh11:56:043
136549950,5cyclictest0-21swapper/311:32:413
136549950,5cyclictest0-21swapper/311:01:333
136549950,5cyclictest0-21swapper/307:40:113
136549950,4cyclictest13974-21ssh10:00:113
136549950,4cyclictest0-21swapper/312:20:003
136549950,4cyclictest0-21swapper/312:10:113
136549950,4cyclictest0-21swapper/309:20:133
136549950,4cyclictest0-21swapper/307:25:113
136549950,0cyclictest0-21swapper/310:20:323
136509955,0cyclictest0-21swapper/210:46:492
136509950,5cyclictest0-21swapper/209:21:142
136509950,0cyclictest0-21swapper/212:21:232
136509950,0cyclictest0-21swapper/207:40:162
136449951,2cyclictest0-21swapper/112:30:111
136449951,2cyclictest0-21swapper/111:00:121
136449951,2cyclictest0-21swapper/110:15:121
136449951,2cyclictest0-21swapper/109:15:131
136449951,2cyclictest0-21swapper/109:05:131
136449950,5cyclictest0-21swapper/112:16:141
136449950,5cyclictest0-21swapper/112:09:511
136449950,5cyclictest0-21swapper/112:04:101
136449950,5cyclictest0-21swapper/110:08:041
136449950,3cyclictest0-21swapper/109:45:131
136449950,2cyclictest0-21swapper/108:35:121
136409950,5cyclictest0-21swapper/012:05:440
136409950,5cyclictest0-21swapper/011:40:130
136409950,4cyclictest9157-21diskmemload10:25:110
136409950,4cyclictest5478-21ssh12:20:350
136409950,4cyclictest16506-21sshd10:00:360
136409950,4cyclictest0-21swapper/011:20:160
136409950,4cyclictest0-21swapper/010:10:130
136409950,0cyclictest3881-21apt-get09:55:120
136409950,0cyclictest0-21swapper/010:16:360
136409950,0cyclictest0-21swapper/009:10:490
136549944,0cyclictest0-21swapper/312:16:303
136549944,0cyclictest0-21swapper/310:59:223
136549944,0cyclictest0-21swapper/310:50:403
136549943,1cyclictest29656-21tr08:45:103
136549943,1cyclictest14344-21grep11:20:223
136549940,4cyclictest4731-21ssh10:27:143
136549940,4cyclictest31886-21apt-get07:45:133
136549940,4cyclictest0-21swapper/312:35:173
136549940,4cyclictest0-21swapper/312:28:153
136549940,4cyclictest0-21swapper/311:40:023
136549940,4cyclictest0-21swapper/311:38:003
136549940,4cyclictest0-21swapper/311:25:113
136549940,4cyclictest0-21swapper/311:10:043
136549940,4cyclictest0-21swapper/310:39:023
136549940,4cyclictest0-21swapper/310:10:083
136549940,4cyclictest0-21swapper/310:05:103
136549940,4cyclictest0-21swapper/309:42:103
136549940,4cyclictest0-21swapper/309:37:393
136549940,4cyclictest0-21swapper/309:15:103
136549940,4cyclictest0-21swapper/309:10:113
136549940,4cyclictest0-21swapper/308:30:123
136549940,4cyclictest0-21swapper/307:35:113
136549940,3cyclictest3131-21apt-get09:55:013
136549940,3cyclictest27521-21latency_hist09:35:013
136549940,3cyclictest22823-21ssh12:30:103
136549940,3cyclictest17270-21/usr/sbin/munin11:05:183
136549940,3cyclictest16993-21apt-get07:15:103
136549940,3cyclictest10580-21ssh10:45:523
136549940,3cyclictest0-21swapper/310:40:013
136549940,3cyclictest0-21swapper/307:50:023
136549940,1cyclictest31911-21ntp_states11:45:163
136509941,3cyclictest30997-21snmpd08:04:202
136509941,3cyclictest14326-21ssh12:25:172
136509941,2cyclictest0-21swapper/211:30:102
136509941,2cyclictest0-21swapper/208:35:132
136509941,2cyclictest0-21swapper/207:45:142
136509940,4cyclictest21728-21irqstats11:40:162
136509940,4cyclictest15200-21perl08:15:142
136509940,4cyclictest133212sleep211:04:042
136509940,4cyclictest0-21swapper/211:55:112
136509940,4cyclictest0-21swapper/211:26:202
136509940,4cyclictest0-21swapper/211:10:102
136509940,4cyclictest0-21swapper/210:38:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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