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2025-11-16 - 00:04
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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 the highest latencies:
System rack6slot6 (updated Sat Nov 15, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
157929910718553434,53655cyclictest23781-21ssh12:38:310
157929910690653452,53388cyclictest322202sleep007:49:580
157929910670953464,53245cyclictest0-21swapper08:55:160
157929910658053389,53126cyclictest0-21swapper07:54:490
157929910656253396,53074cyclictest0-21swapper09:51:530
157929910655153447,53104cyclictest0-21swapper10:46:490
157929910654553414,53131cyclictest0-21swapper07:41:250
157929910648853464,53024cyclictest0-21swapper12:13:030
157929910648153458,53023cyclictest0-21swapper07:22:300
157929910646453454,53010cyclictest0-21swapper10:44:180
157929910646153454,53007cyclictest0-21swapper08:53:360
157929910643753397,53040cyclictest0-21swapper08:11:340
157929910643353436,52997cyclictest0-21swapper11:36:430
157929910638153413,52876cyclictest0-21swapper08:22:170
157929910637653412,52873cyclictest0-21swapper07:27:410
157929910632953400,52838cyclictest0-21swapper08:08:430
157929910628553397,52888cyclictest0-21swapper08:46:540
157929910625153384,52804cyclictest0-21swapper07:18:590
157929910620353471,52732cyclictest0-21swapper08:39:220
157929910619853466,52732cyclictest0-21swapper07:11:160
157929910619753422,52775cyclictest0-21swapper09:04:590
157929910618253468,52714cyclictest0-21swapper10:34:350
157929910618053453,52727cyclictest0-21swapper08:16:450
157929910610653020,53084cyclictest0-21swapper11:53:480
157929910585153345,52506cyclictest0-21swapper10:19:010
157929910520352926,52275cyclictest14573-21ssh10:56:410
157929910518853067,52119cyclictest0-21swapper11:56:490
157929910517453069,52103cyclictest0-21swapper09:48:320
157929910516953030,52137cyclictest0-21swapper12:24:470
15792995344824,53424cyclictest0-21swapper11:16:170
15792995328224,53258cyclictest0-21swapper12:05:310
15792995324826,53222cyclictest0-21swapper11:47:460
15792995324127,0cyclictest0-21swapper08:27:380
15792995316326,0cyclictest0-21swapper09:20:440
15792995298925,52964cyclictest0-21swapper09:07:500
15792995283928,52718cyclictest0-21swapper08:02:110
15792995211413,52099cyclictest0-21swapper11:09:550
157929925001094,1306cyclictest26322-21ssh11:13:160
157929923531065,1192cyclictest3950irq/9-acpi10:39:360
157929922311079,1060cyclictest15773-21cyclictest09:58:040
157929921531029,1086cyclictest9762-21ssh12:19:350
157929921481048,1007cyclictest11-21rcu_preempt10:53:100
157929921211038,1042cyclictest4129-21ssh09:14:320
157929920901023,1017cyclictest3950irq/9-acpi09:35:480
15792992031988,1006cyclictest546-21diskmemload10:07:070
157929920061061,821cyclictest21256-21ssh10:21:310
157929919601090,870cyclictest0-21swapper11:40:540
15792991947939,974cyclictest0-21swapper09:17:430
157929918891023,828cyclictest15895-21ssh12:27:170
157929918801047,768cyclictest3950irq/9-acpi10:29:230
157929918271092,641cyclictest10-21rcuc/011:27:500
15792991796933,829cyclictest0-21swapper11:23:590
157929917421092,650cyclictest0-21swapper11:30:110
157929917221034,650cyclictest30667-21diskmemload12:03:410
157929917131059,654cyclictest0-21swapper12:33:090
157929917031095,513cyclictest9-21ksoftirqd/008:40:220
157929916881098,590cyclictest0-21swapper07:39:140
157929916811095,586cyclictest0-21swapper07:59:300
157929916701019,614cyclictest18417-21ssh11:02:030
157929916621036,532cyclictest3950irq/9-acpi10:14:090
157929916431098,482cyclictest9-21ksoftirqd/008:34:500
157929916201006,548cyclictest9-21ksoftirqd/010:04:360
157929914761006,424cyclictest0-21swapper09:42:300
157929914471091,356cyclictest0-21swapper07:33:230
157929914311020,374cyclictest0-21swapper09:29:360
15792991430660,765cyclictest0-21swapper09:30:570
15358267936,205sleep00-21swapper07:08:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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