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2024-11-21 - 16:19
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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 rack5slot3.osadl.org (updated Thu Nov 21, 2024 12:50:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
255829186,2sleep40-21swapper/407:05:144
378128450,30sleep70-21swapper/707:07:327
383328268,10sleep30-21swapper/307:08:163
373927843,30sleep20-21swapper/207:06:552
366027743,30sleep60-21swapper/607:05:476
384427540,30sleep50-21swapper/507:08:265
369127441,29sleep10-21swapper/107:06:141
377427340,29sleep00-21swapper/007:07:250
233012510,0sleep125-21ksoftirqd/108:35:011
191352440,0sleep10-21swapper/112:18:161
290382430,0sleep70-21swapper/709:17:267
59382420,0sleep50-21swapper/510:24:425
4384993131,0cyclictest0-21swapper/109:00:101
124652310,0sleep50-21swapper/510:57:565
4387992929,0cyclictest0-21swapper/408:55:154
4386992514,7cyclictest1-21systemd12:14:553
4389992219,2cyclictest631rcuc/608:55:206
4388992222,0cyclictest0-21swapper/507:10:115
4385992110,3cyclictest0-21swapper/208:55:192
4388992020,0cyclictest0-21swapper/508:55:155
4387991919,0cyclictest0-21swapper/410:28:464
4383991918,1cyclictest734-21gmain10:17:240
2854921910,0sleep10-21swapper/112:07:031
4389991815,3cyclictest734-21gmain10:17:206
4385991810,8cyclictest0-21swapper/211:47:372
4384991815,3cyclictest1581-21sshd09:40:501
4383991810,2cyclictest0-21swapper/008:55:160
325452180,0sleep30-21swapper/311:07:163
4388991710,7cyclictest0-21swapper/511:03:435
4388991710,7cyclictest0-21swapper/511:03:435
4388991710,4cyclictest0-21swapper/511:44:555
4388991710,0cyclictest0-21swapper/511:45:365
4387991717,0cyclictest69450irq/124-eth011:29:224
4387991716,1cyclictest69450irq/124-eth010:40:134
4387991713,1cyclictest69450irq/124-eth011:04:394
4387991713,1cyclictest69450irq/124-eth011:04:394
4387991710,7cyclictest0-21swapper/410:10:154
4387991710,2cyclictest0-21swapper/409:00:104
4387991710,0cyclictest0-21swapper/412:15:124
4387991710,0cyclictest0-21swapper/409:31:414
4386991713,4cyclictest313-21systemd-journal11:14:563
4386991710,7cyclictest0-21swapper/311:55:173
4385991710,2cyclictest0-21swapper/211:19:272
4384991717,0cyclictest0-21swapper/111:59:101
4384991715,1cyclictest27263-21ssh09:33:041
4384991710,0cyclictest0-21swapper/109:50:201
4383991710,0cyclictest0-21swapper/009:37:430
227921710,6sleep40-21swapper/411:08:374
4390991610,0cyclictest0-21swapper/711:07:207
4390991610,0cyclictest0-21swapper/707:59:047
438999169,3cyclictest192-21md0_raid111:07:006
438999166,6cyclictest1560-21runrttasks07:10:116
4389991614,1cyclictest641ktimersoftd/609:30:296
4388991610,6cyclictest0-21swapper/510:02:415
4387991612,4cyclictest5196-21nscd12:32:294
4387991610,5cyclictest69450irq/124-eth010:57:444
4387991610,3cyclictest0-21swapper/412:39:084
4387991610,0cyclictest0-21swapper/411:17:024
4386991611,4cyclictest662-21ptp4l11:20:363
4386991610,2cyclictest0-21swapper/310:56:043
4386991610,0cyclictest0-21swapper/311:27:343
4385991613,2cyclictest734-21gmain11:34:252
4385991610,4cyclictest0-21swapper/210:11:082
4385991610,1cyclictest21223-21kworker/u16:310:50:112
4385991610,0cyclictest0-21swapper/212:15:422
4385991610,0cyclictest0-21swapper/210:29:092
4384991610,6cyclictest0-21swapper/109:55:141
165112160,0sleep00-21swapper/011:00:080
165112160,0sleep00-21swapper/011:00:080
4390991514,0cyclictest14330-21ls12:15:227
4390991510,5cyclictest0-21swapper/712:31:337
4390991510,5cyclictest0-21swapper/712:29:447
4390991510,5cyclictest0-21swapper/711:50:027
4390991510,5cyclictest0-21swapper/709:23:067
4390991510,3cyclictest0-21swapper/712:20:207
4390991510,0cyclictest0-21swapper/712:00:207
4390991510,0cyclictest0-21swapper/711:13:427
4390991510,0cyclictest0-21swapper/710:28:157
4390991510,0cyclictest0-21swapper/710:02:527
4390991510,0cyclictest0-21swapper/707:45:007
4389991514,1cyclictest641ktimersoftd/612:25:136
4389991514,1cyclictest641ktimersoftd/610:43:216
4389991514,1cyclictest641ktimersoftd/608:10:216
4389991514,1cyclictest632-21irqbalance10:59:196
4389991513,1cyclictest641ktimersoftd/610:20:186
4389991513,0cyclictest19476-21kworker/u16:011:44:356
4389991510,5cyclictest0-21swapper/612:34:226
4389991510,5cyclictest0-21swapper/612:21:006
4389991510,4cyclictest0-21swapper/611:32:056
4389991510,3cyclictest0-21swapper/611:01:436
4389991510,3cyclictest0-21swapper/611:01:436
4389991510,0cyclictest0-21swapper/612:35:146
4389991510,0cyclictest0-21swapper/611:58:056
4388991514,1cyclictest22853-21nscd12:19:475
4388991513,2cyclictest7387-21munin-node09:46:395
4388991513,2cyclictest27359-21diskstats08:40:135
4388991513,0cyclictest19644-21ssh11:32:025
4388991510,5cyclictest0-21swapper/511:16:215
4388991510,5cyclictest0-21swapper/508:37:195
4388991510,0cyclictest0-21swapper/512:35:415
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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