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2024-04-18 - 20:25
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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
Characteristics of the 50 highest latencies:
System rackcslot6.osadl.org (updated Thu Apr 18, 2024 00:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34129762136118,16sleep30-21swapper/319:05:173
34131962126120,3sleep60-21swapper/619:05:206
3413104210183,16sleep40-21swapper/419:05:184
341442229658,12sleep10-21swapper/119:08:371
35832512930,0sleep60-21swapper/622:30:176
34279562890,0sleep20-21swapper/219:30:162
3414759998916,40cyclictest0-21swapper/623:08:166
341430128865,17sleep50-21swapper/519:06:555
3414759998715,37cyclictest0-21swapper/622:23:166
3414759998517,36cyclictest0-21swapper/622:08:166
36008822830,0sleep50-21swapper/522:45:155
35044882810,0sleep10-21swapper/121:25:171
3414759998115,34cyclictest0-21swapper/622:43:156
341447528157,12sleep70-21swapper/719:09:237
215199810,41rtkit-daemon0-21swapper/019:05:060
36975442770,0sleep10-21swapper/100:05:131
341421427761,11sleep20-21swapper/219:05:392
36348612760,0sleep60-21swapper/623:13:286
36491632750,1sleep549-21ksoftirqd/523:25:125
35185612740,0sleep442-21ksoftirqd/421:36:494
35610412720,0sleep60-21swapper/622:11:516
341473799721,38cyclictest0-21swapper/319:13:153
35893182690,0sleep30-21swapper/322:35:203
35893182690,0sleep30-21swapper/322:35:193
3414722996815,36cyclictest0-21swapper/120:23:151
341475999673,31cyclictest0-21swapper/622:58:166
35535082600,0sleep40-21swapper/422:05:244
3414752994614,7cyclictest0-21swapper/523:18:155
3414752994114,3cyclictest0-21swapper/521:48:165
3414752993714,23cyclictest0-21swapper/522:33:155
3414752993616,20cyclictest0-21swapper/521:58:155
35787672340,0sleep30-21swapper/322:26:143
3414730993415,13cyclictest0-21swapper/219:23:152
3414730993315,16cyclictest0-21swapper/221:28:152
3414722993014,15cyclictest0-21swapper/120:03:161
36749632290,0sleep20-21swapper/223:45:272
3414752992913,15cyclictest0-21swapper/500:38:165
341473799290,3cyclictest0-21swapper/320:13:153
341472299278,14cyclictest0-21swapper/100:23:151
3414722992611,15cyclictest0-21swapper/120:43:151
34721572240,0sleep20-21swapper/220:45:202
341473099248,15cyclictest0-21swapper/219:43:152
35684602230,0sleep50-21swapper/522:18:475
341473799237,8cyclictest0-21swapper/300:13:153
35457562220,0sleep20-21swapper/222:00:102
341475299226,15cyclictest0-21swapper/523:38:165
341472299226,15cyclictest0-21swapper/122:03:161
34707832210,1sleep6551rcuc/620:45:096
37061402190,0sleep20-21swapper/200:11:392
341471599190,1cyclictest3711875-21ssh00:16:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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