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2026-03-25 - 03:17
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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
Characteristics of all highest latencies:
System rack6slot6 (updated Wed Mar 25, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
316689910704453445,53533cyclictest300862sleep019:38:530
316689910666253472,53190cyclictest0-21swapper23:34:510
316689910656753393,53076cyclictest20480-21runrttasks20:33:490
316689910654153384,53091cyclictest0-21swapper23:12:050
316689910652253483,53039cyclictest0-21swapper21:50:110
316689910651353418,53095cyclictest0-21swapper23:27:390
316689910650953474,53035cyclictest0-21swapper22:07:560
316689910650853468,53040cyclictest0-21swapper22:44:370
316689910650153476,53025cyclictest0-21swapper23:17:060
316689910649953470,53029cyclictest0-21swapper00:26:360
316689910648853434,52993cyclictest9-21ksoftirqd/020:22:160
316689910648653472,53014cyclictest0-21swapper21:12:100
316689910648653469,53017cyclictest0-21swapper20:09:120
316689910647453470,53004cyclictest0-21swapper22:03:250
316689910647253419,53053cyclictest0-21swapper00:14:330
316689910646353409,53054cyclictest0-21swapper00:09:510
316689910646153410,53051cyclictest0-21swapper23:59:080
316689910645753446,53011cyclictest0-21swapper23:09:340
316689910644753440,53007cyclictest0-21swapper22:36:540
316689910641153478,52841cyclictest0-21swapper21:06:280
316689910641153428,52983cyclictest0-21swapper22:34:040
316689910635853473,52885cyclictest0-21swapper21:56:030
316689910633353401,52842cyclictest9-21ksoftirqd/020:43:220
316689910631753445,52872cyclictest0-21swapper23:41:330
316689910629253441,52851cyclictest0-21swapper20:53:350
316689910623853451,52787cyclictest0-21swapper19:28:200
316689910620653467,52739cyclictest0-21swapper00:36:390
316689910615253400,52752cyclictest0-21swapper19:24:390
316689910614053434,52706cyclictest0-21swapper19:51:170
316689910611153417,52694cyclictest0-21swapper20:26:070
31668995390953380,529cyclictest0-21swapper20:49:330
31668995385553415,440cyclictest0-21swapper21:23:230
31668995383053391,439cyclictest0-21swapper21:37:170
31668995382553386,439cyclictest0-21swapper22:18:190
31668995382053380,440cyclictest0-21swapper20:02:100
31668995369635,53566cyclictest0-21swapper00:32:380
31668995369353415,215cyclictest0-21swapper19:46:250
31668995346425,53439cyclictest0-21swapper22:27:120
31668995330126,53207cyclictest0-21swapper21:04:280
31668995304824,272cyclictest0-21swapper19:59:390
31668995282127,52755cyclictest0-21swapper23:39:020
31668995280926,52745cyclictest0-21swapper22:10:070
31668995277826,52752cyclictest0-21swapper20:58:460
316689942432487,1753cyclictest1741-21hald00:18:040
316689924101091,1192cyclictest1907-21snmpd19:42:040
316689922091070,1045cyclictest0-21swapper22:51:190
316689922081045,1070cyclictest0-21swapper21:15:210
316689921451053,965cyclictest13501-21ssh23:49:050
316689921451014,1037cyclictest9-21ksoftirqd/021:42:190
316689920061025,947cyclictest0-21swapper20:10:420
316689919901031,867cyclictest0-21swapper20:18:240
316689919781020,923cyclictest0-21swapper00:23:150
31668991949925,1009cyclictest0-21swapper22:47:580
31668991935986,911cyclictest20003-21runrttasks22:22:300
316689919351092,777cyclictest9-21ksoftirqd/021:46:000
316689919101037,779cyclictest0-21swapper00:04:400
31668991801928,838cyclictest0-21swapper21:26:140
316689917091094,551cyclictest3950irq/9-acpi23:04:120
316689916161080,445cyclictest0-21swapper20:39:310
316689916091045,500cyclictest3950irq/9-acpi21:30:250
316689915611067,494cyclictest0-21swapper22:59:410
31668991543730,805cyclictest0-21swapper23:24:480
316689915381006,442cyclictest9-21ksoftirqd/019:32:110
316689915141045,469cyclictest0-21swapper23:52:060
31668991086609,473cyclictest28801-21hwlatdetect-tra19:16:470
31668991049592,454cyclictest20619-21grep19:11:350
2538926912,14sleep025675-21hwlatdetect-tra19:09:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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