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2024-05-26 - 07:34
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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 rack0slot7.osadl.org (updated Sun May 26, 2024 00:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1977720890,87pipewire0-21swapper/119:05:291
327759628544,39sleep140-21swapper/1419:08:136
1976920830,81pipewire-pulse0-21swapper/1019:05:482
326365127329,42sleep150-21swapper/1519:05:187
1977720730,71pipewire0-21swapper/919:06:2115
327829299635,29cyclictest0-21swapper/1519:42:267
327829299591,29cyclictest0-21swapper/1500:39:367
327829299591,29cyclictest0-21swapper/1500:39:367
327829299550,26cyclictest0-21swapper/1520:21:247
327829299550,25cyclictest0-21swapper/1519:25:567
327829299510,22cyclictest0-21swapper/1520:58:327
143999500,39ntpd0-21swapper/1319:05:265
1975298480,46rtkit-daemon0-21swapper/619:08:3212
327829299470,18cyclictest0-21swapper/1523:40:267
327829299460,18cyclictest0-21swapper/1519:56:167
327768724644,1sleep30-21swapper/319:08:509
327768624645,0sleep20-21swapper/219:08:498
327829299450,16cyclictest0-21swapper/1522:10:287
327828299450,38cyclictest0-21swapper/1220:01:404
143999450,0ntpd0-21swapper/520:29:4011
327730124443,0sleep70-21swapper/719:06:4613
3278263994214,26cyclictest3555001-21kworker/u32:221:55:0813
327829299410,12cyclictest0-21swapper/1521:00:217
327824899418,19cyclictest0-21swapper/319:22:219
3278292994010,30cyclictest0-21swapper/1520:00:287
3278259994014,26cyclictest3555001-21kworker/u32:221:40:4812
143999400,0ntpd0-21swapper/522:29:4011
3278248993914,25cyclictest3947260-21kworker/u32:322:21:589
327829299380,9cyclictest0-21swapper/1523:20:247
3278257993813,25cyclictest3864576-21kworker/u32:122:00:0811
3278284993712,25cyclictest3825360-21kworker/u32:322:00:375
3278238993713,24cyclictest3700988-21kworker/u32:021:32:580
327719323735,1sleep120-21swapper/1219:06:034
143999370,0ntpd0-21swapper/519:29:4011
3278292993610,25cyclictest0-21swapper/1522:37:377
3278277993611,25cyclictest3656310-21kworker/u32:321:01:583
3278263993636,0cyclictest3709446-21kworker/7:221:14:3113
3278259993610,26cyclictest3277199-21kworker/u32:119:29:5912
327729523634,1sleep50-21swapper/519:06:4411
326370623635,0sleep00-21swapper/019:05:190
327829299350,7cyclictest0-21swapper/1522:58:327
3278282993510,25cyclictest0-21swapper/1220:56:004
3278259993510,25cyclictest4141499-21kworker/u32:223:18:0912
3278257993510,25cyclictest3401866-21kworker/u32:020:20:4711
327824599359,26cyclictest4119829-21kworker/u32:000:27:198
327720723533,1sleep40-21swapper/419:06:1110
327828299340,32cyclictest2115089-21opera22:52:054
3278267993417,14cyclictest88223-21MediaPD~oder14
3278267993410,0cyclictest0-21swapper/823:06:4014
327825799349,0cyclictest0-21swapper/522:30:3811
3278238993434,0cyclictest0-21swapper/022:30:120
3278238993410,24cyclictest3487223-21kworker/u32:320:11:410
143999340,4ntpd109-21ksoftirqd/1321:50:115
3278292993333,0cyclictest0-21swapper/1523:06:007
327829299330,4cyclictest0-21swapper/1522:34:297
327827499338,25cyclictest0-21swapper/1021:44:342
327824599337,25cyclictest223992-21kworker/u32:300:15:228
3278243993310,10cyclictest258725-21MediaTimer1
327823899338,25cyclictest4119829-21kworker/u32:023:32:400
326172023331,1sleep80-21swapper/819:05:1114
3278292993214,1cyclictest0-21swapper/1500:34:507
327828499326,25cyclictest9734-21Xorg22:59:205
3278259993231,1cyclictest1404189-21snmpd23:45:1612
327767623230,1sleep110-21swapper/1119:08:423
327829299315,25cyclictest0-21swapper/1521:41:237
327829299310,30cyclictest0-21swapper/1521:34:337
3278282993130,0cyclictest0-21swapper/1223:15:454
327827799316,25cyclictest3864576-21kworker/u32:122:41:063
327827099317,24cyclictest3277199-21kworker/u32:119:10:4715
3278270993128,3cyclictest0-21swapper/922:29:4815
327826799317,0cyclictest0-21swapper/823:49:2214
327826799317,0cyclictest0-21swapper/822:35:1614
3278267993131,0cyclictest0-21swapper/821:48:5714
3278263993131,0cyclictest0-21swapper/719:49:4113
3278263993131,0cyclictest0-21swapper/719:49:4113
3278243993129,1cyclictest0-21swapper/122:35:581
327824399310,0cyclictest0-21swapper/122:49:301
327828299305,25cyclictest3864576-21kworker/u32:122:49:554
3278282993024,5cyclictest0-21swapper/1220:06:514
3278282993024,4cyclictest1739922-21listener00:20:044
327828299300,29cyclictest0-21swapper/1223:24:534
3278277993029,0cyclictest0-21swapper/1121:31:023
3278263993028,1cyclictest3748794-21MediaPD~oder13
327826399300,30cyclictest10579-21Xorg:gdrv020:21:0013
327825799300,30cyclictest0-21swapper/523:46:5211
327824899305,25cyclictest3555001-21kworker/u32:221:56:379
327824899300,30cyclictest0-21swapper/323:05:539
327824399308,4cyclictest0-21swapper/123:23:071
327824399304,25cyclictest1821281-21mqtt-explorer.b21:45:181
3278243993030,0cyclictest0-21swapper/120:34:051
3278243993026,3cyclictest0-21swapper/120:26:051
327824399300,4cyclictest1976920pipewire-pulse00:03:531
327829299290,0cyclictest0-21swapper/1519:50:247
327828499290,0cyclictest0-21swapper/1320:45:355
3278282992919,8cyclictest0-21swapper/1222:00:124
3278282992919,8cyclictest0-21swapper/1221:59:524
3278277992929,0cyclictest1739922-21listener20:24:503
3278277992912,14cyclictest0-21swapper/1122:23:253
327826799295,24cyclictest0-21swapper/821:31:0014
3278263992929,0cyclictest56950irq/134-i91520:58:3213
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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