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2024-11-22 - 11:02
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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
Characteristics of the 50 highest latencies:
System rack3slot0.osadl.org (updated Fri Nov 22, 2024 00:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
292972740,0sleep40-21swapper/423:02:474
961625241,8sleep20-21swapper/219:05:502
725725241,8sleep30-21swapper/319:02:303
945224925,8sleep70-21swapper/719:03:397
964024825,8sleep60-21swapper/619:06:106
775624628,13sleep40-21swapper/419:02:394
53782460,0sleep40-21swapper/423:55:334
165502460,0sleep20-21swapper/222:14:232
221022450,0sleep50-21swapper/500:35:385
47992440,0sleep00-21swapper/023:35:340
282232440,0sleep40-21swapper/423:58:134
140412440,0sleep50-21swapper/523:12:495
259742420,2sleep5986099cyclictest22:50:305
940124129,8sleep50-21swapper/519:02:565
92652410,0sleep60-21swapper/623:00:256
38992410,0sleep30-21swapper/321:46:213
170882410,0sleep10-21swapper/122:53:151
953424027,9sleep00-21swapper/019:04:440
257102400,0sleep10-21swapper/100:06:031
257102400,0sleep10-21swapper/100:06:031
202632400,0sleep50-21swapper/522:14:515
293522390,0sleep30-21swapper/300:18:383
725523826,8sleep10-21swapper/119:02:281
165312380,0sleep50-21swapper/522:53:115
9844993231,1cyclictest10911-21kworker/1:123:33:291
9843992927,1cyclictest26055-21kworker/0:322:29:460
9844992828,0cyclictest24314-21kworker/1:522:36:471
9844992323,0cyclictest12587-21kworker/1:219:34:281
9844992019,1cyclictest12587-21kworker/1:220:12:251
986999190,17cyclictest8688-21bash22:13:247
984399193,15cyclictest481-21grepconf.sh22:43:100
9844991817,1cyclictest4733-21kworker/1:323:47:311
9844991817,1cyclictest18430-21kworker/1:323:11:271
188092180,0sleep60-21swapper/621:59:386
100082180,0sleep50-21swapper/523:28:115
9844991716,1cyclictest24314-21kworker/1:522:21:011
9843991717,0cyclictest0-21swapper/000:36:080
985199160,13cyclictest21968-21sshd00:35:373
9845991615,1cyclictest33-21ksoftirqd/223:19:522
9845991611,4cyclictest33-21ksoftirqd/221:46:262
9845991611,2cyclictest33-21ksoftirqd/200:24:022
9844991615,1cyclictest15230-21kworker/1:521:25:431
9844991614,1cyclictest25-21ksoftirqd/121:18:361
9844991613,2cyclictest31356-21bash22:27:341
984499160,15cyclictest23554-21kworker/1:222:24:231
9843991611,2cyclictest21797-21grepconf.sh23:41:350
984399160,13cyclictest711-21dbus-daemon23:09:440
984399160,1cyclictest22218-21kworker/0:222:50:440
229632160,0sleep60-21swapper/600:01:436
9869991514,1cyclictest73-21ksoftirqd/722:22:447
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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