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2024-02-23 - 23:46
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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 rack8slot4.osadl.org (updated Fri Feb 23, 2024 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30839742246185,19sleep10-21swapper/107:08:041
30839232225175,16sleep40-21swapper/407:07:184
30840782222188,21sleep70-21swapper/707:09:317
30838652221169,16sleep20-21swapper/207:06:282
30840052218189,18sleep30-21swapper/307:08:303
30817702215188,17sleep60-21swapper/607:05:206
30839892214184,19sleep50-21swapper/507:08:175
30841002208180,18sleep00-21swapper/007:09:480
3084334993737,0cyclictest0-21swapper/712:10:397
3084327993627,6cyclictest0-21swapper/509:15:405
3084314993331,1cyclictest3235440-21sh11:40:002
308431899320,31cyclictest3227139-21sh11:25:013
3084334993028,1cyclictest3135073-21sh08:40:007
3084334993027,2cyclictest3185759-21http10:10:417
3084334993027,2cyclictest3163128-21turbostat.cron09:30:027
3084332993028,1cyclictest3152447-21apt-get09:10:406
3084332993027,2cyclictest3176972-21sh09:55:016
3084314993028,1cyclictest3238955-21apt-get11:45:412
3084314993027,2cyclictest3252609-21sh12:10:002
308430999300,2cyclictest3107115-21apt07:50:000
308430999300,29cyclictest0-21swapper/007:20:380
3084334992927,1cyclictest0-21swapper/708:50:017
308433499290,28cyclictest0-21swapper/711:14:337
308433499290,28cyclictest0-21swapper/711:05:407
3084332992927,1cyclictest0-21swapper/612:20:006
3084332992926,2cyclictest3093703-21apt-get07:25:386
308433299290,28cyclictest3238955-21apt-get11:45:406
3084327992927,2cyclictest0-21swapper/511:15:405
3084327992927,1cyclictest0-21swapper/507:50:015
3084323992928,1cyclictest0-21swapper/412:20:384
3084323992927,1cyclictest3252606-21sh12:10:014
3084323992927,1cyclictest3222052-21apt-get11:15:404
3084323992927,1cyclictest3121427-21apt-get08:15:434
3084318992927,1cyclictest3246798-21apt12:00:003
308431899290,28cyclictest0-21swapper/311:05:393
308431899290,28cyclictest0-21swapper/307:45:403
308431499290,28cyclictest0-21swapper/209:55:382
3084312992928,1cyclictest3227603-21apt-get11:25:381
3084312992928,1cyclictest0-21swapper/111:05:011
308431299290,28cyclictest0-21swapper/111:50:381
308431299290,28cyclictest0-21swapper/109:45:381
308431299290,1cyclictest3246796-21turbostat.cron12:00:011
3084309992928,1cyclictest0-21swapper/012:35:380
3084309992927,2cyclictest0-21swapper/011:15:390
308430999290,28cyclictest0-21swapper/011:30:400
308430999290,28cyclictest0-21swapper/009:15:390
308430999290,1cyclictest0-21swapper/007:55:400
3084334992828,0cyclictest0-21swapper/710:05:417
308433299280,28cyclictest0-21swapper/612:25:006
308433299280,27cyclictest0-21swapper/611:10:416
3084327992827,1cyclictest0-21swapper/507:20:395
3084327992826,2cyclictest0-21swapper/509:20:395
3084323992825,2cyclictest3229921-21munin-run11:30:004
3084323992825,2cyclictest3120974-21munin-run08:15:014
308432399280,27cyclictest0-21swapper/409:40:394
308432399280,1cyclictest3188523-21apt-get10:15:414
3084318992827,1cyclictest3194076-21apt-get10:25:383
3084318992827,1cyclictest0-21swapper/309:45:393
308431899280,28cyclictest3266928-21apt-get12:35:373
308431899280,0cyclictest3174669-21apt-get09:50:403
3084314992828,0cyclictest0-21swapper/212:20:392
3084314992827,1cyclictest3152447-21apt-get09:10:392
3084314992827,1cyclictest0-21swapper/210:50:382
308431499280,28cyclictest0-21swapper/211:40:362
308431499280,0cyclictest0-21swapper/210:55:382
3084312992827,1cyclictest0-21swapper/108:35:381
308431299280,28cyclictest0-21swapper/111:00:011
308431299280,28cyclictest0-21swapper/110:30:411
308431299280,28cyclictest0-21swapper/107:15:401
308431299280,0cyclictest0-21swapper/112:05:381
3084309992827,1cyclictest3135558-21apt-get08:40:380
3084309992827,1cyclictest0-21swapper/010:35:400
3084309992827,1cyclictest0-21swapper/009:25:400
3084309992825,3cyclictest3244029-21sh11:55:010
308430999280,0cyclictest0-21swapper/011:55:380
308430999280,0cyclictest0-21swapper/008:10:400
3084334992727,0cyclictest0-21swapper/711:25:377
3084334992725,1cyclictest0-21swapper/710:45:427
308433499270,0cyclictest0-21swapper/707:20:007
3084332992727,0cyclictest0-21swapper/610:20:026
3084332992727,0cyclictest0-21swapper/609:00:026
3084332992724,2cyclictest3224353-21sh11:20:006
308433299270,0cyclictest0-21swapper/612:30:416
308433299270,0cyclictest0-21swapper/607:50:386
3084327992727,0cyclictest0-21swapper/512:30:005
3084327992727,0cyclictest0-21swapper/512:10:405
3084327992727,0cyclictest0-21swapper/511:20:385
308432799270,0cyclictest0-21swapper/508:00:395
3084323992727,0cyclictest0-21swapper/410:50:374
3084323992727,0cyclictest0-21swapper/409:10:404
3084323992725,1cyclictest0-21swapper/408:55:394
308432399270,27cyclictest0-21swapper/411:35:004
3084318992727,0cyclictest0-21swapper/311:50:383
3084318992727,0cyclictest0-21swapper/310:35:393
3084318992727,0cyclictest0-21swapper/309:55:383
3084318992727,0cyclictest0-21swapper/307:10:393
3084314992727,0cyclictest0-21swapper/208:15:432
3084312992727,0cyclictest0-21swapper/112:35:371
3084312992727,0cyclictest0-21swapper/108:10:391
3084312992726,1cyclictest0-21swapper/107:55:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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