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2024-06-19 - 16:54
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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 Jun 19, 2024 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
290839910736253424,53837cyclictest1943-21ntpd12:33:150
290839910719853457,53641cyclictest17765-21snmpd08:11:400
290839910670353399,53304cyclictest0-21swapper12:19:520
290839910669253396,53204cyclictest0-21swapper08:25:440
290839910668153391,53201cyclictest43462sleep010:26:190
290839910660153397,53114cyclictest9-21ksoftirqd/009:27:520
290839910658253440,53142cyclictest0-21swapper08:20:530
290839910654053292,53235cyclictest26388-21ssh10:11:550
290839910652353445,53078cyclictest0-21swapper08:40:580
290839910649653479,53017cyclictest0-21swapper12:28:440
290839910648053459,53021cyclictest0-21swapper09:33:540
290839910645653462,52994cyclictest0-21swapper08:05:580
290839910645653394,53062cyclictest0-21swapper07:25:270
290839910645153402,53049cyclictest0-21swapper10:54:370
290839910644253471,52971cyclictest0-21swapper09:15:080
290839910642353435,52988cyclictest0-21swapper11:46:420
290839910642153424,52997cyclictest0-21swapper07:11:030
290839910641553420,52995cyclictest0-21swapper12:16:000
290839910637353407,52875cyclictest9-21ksoftirqd/009:55:500
290839910628853390,52807cyclictest9-21ksoftirqd/008:16:410
290839910627853397,52817cyclictest0-21swapper10:32:510
290839910626353382,52818cyclictest2526050irq/9-eth011:25:460
290839910621153472,52739cyclictest0-21swapper07:31:080
290839910619953461,52738cyclictest0-21swapper09:00:340
290839910617453447,52727cyclictest0-21swapper08:32:460
290839910617253454,52718cyclictest0-21swapper11:40:000
290839910616853454,52714cyclictest0-21swapper08:38:180
290839910614353438,52705cyclictest0-21swapper08:51:010
290839910593953048,52889cyclictest19239-21ssh11:33:580
290839910584253275,52544cyclictest12101-21ssh09:51:290
290839910516853062,52104cyclictest0-21swapper09:21:100
290839910516253051,52110cyclictest0-21swapper10:07:030
290839910515653040,52114cyclictest0-21swapper11:37:490
290839910514453051,52091cyclictest0-21swapper11:53:440
290839910503152945,52084cyclictest0-21swapper11:21:350
290839910500852895,52108cyclictest0-21swapper12:00:360
29083995394153374,501cyclictest0-21swapper12:08:280
29083995386753403,464cyclictest0-21swapper08:57:230
29083995384953473,285cyclictest2526050irq/9-eth011:04:100
29083995384053402,438cyclictest0-21swapper07:38:300
29083995367832,53522cyclictest2842-21rtkit-daemon07:52:040
29083995346726,53441cyclictest0-21swapper10:37:220
29083995337126,53345cyclictest0-21swapper11:12:420
29083995323021,53116cyclictest0-21swapper07:58:460
29083995313827,53111cyclictest0-21swapper07:47:330
290839923591083,1149cyclictest13724-21sh12:10:590
290839923041053,1128cyclictest17032-1kworker/u3:109:36:040
290839923031090,1187cyclictest17303-21ssh09:13:380
290839922071023,1092cyclictest3950irq/9-acpi12:35:160
290839921051044,1026cyclictest0-21swapper11:58:150
290839920011023,855cyclictest0-21swapper07:15:440
29083991986959,993cyclictest0-21swapper07:41:310
29083991938946,957cyclictest0-21swapper10:45:540
290839919171079,741cyclictest2109-21runrttasks09:47:170
290839919021092,810cyclictest0-21swapper08:47:500
29083991901988,876cyclictest30964-21ssh10:19:070
290839918321045,787cyclictest0-21swapper09:40:360
290839918101037,736cyclictest2109-21runrttasks09:08:460
29083991786937,823cyclictest22454-21sh10:52:160
290839917501005,707cyclictest30699-21munin-node11:04:300
29083991747927,796cyclictest8431-21ssh11:18:340
29083991732990,705cyclictest14979-21ssh10:41:230
290839916231057,473cyclictest9-21ksoftirqd/010:03:320
290839915751093,368cyclictest0-21swapper07:22:160
290839914331087,346cyclictest0-21swapper10:20:370
29083991286982,238cyclictest0-21swapper08:02:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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