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2025-12-22 - 12:11
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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 Mon Dec 22, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
286159910719853457,53617cyclictest28856-21diskmemload23:11:390
286159910657853467,53111cyclictest0-21swapper00:22:500
286159910657853457,53028cyclictest0-21swapper20:39:050
286159910655053412,53046cyclictest0-21swapper23:47:090
286159910651453386,53063cyclictest0-21swapper20:59:010
286159910651253430,53082cyclictest0-21swapper21:39:120
286159910650953453,53056cyclictest0-21swapper21:15:060
286159910647153454,53017cyclictest0-21swapper23:50:300
286159910646853455,53013cyclictest0-21swapper19:56:530
286159910646353393,53070cyclictest0-21swapper23:43:180
286159910644953403,53046cyclictest0-21swapper20:28:220
286159910643753440,52997cyclictest0-21swapper20:50:280
286159910643553395,53040cyclictest0-21swapper20:47:170
286159910640253450,52888cyclictest10-21rcuc/022:13:320
286159910638253408,52883cyclictest0-21swapper19:50:310
286159910623153457,52774cyclictest0-21swapper20:16:590
286159910621853475,52743cyclictest0-21swapper22:08:310
286159910621653447,52769cyclictest0-21swapper19:37:580
286159910619353407,52786cyclictest0-21swapper19:41:290
286159910617353408,52765cyclictest0-21swapper21:28:490
286159910617153453,52718cyclictest0-21swapper20:44:470
286159910616353405,52758cyclictest0-21swapper21:02:420
286159910615853401,52757cyclictest0-21swapper20:31:030
286159910614353437,52706cyclictest0-21swapper00:02:540
286159910612453425,52699cyclictest0-21swapper21:12:050
286159910597552909,53064cyclictest0-21swapper23:23:020
286159910591152864,53042cyclictest0-21swapper23:59:130
286159910537353108,52265cyclictest0-21swapper22:15:530
286159910533053047,52283cyclictest0-21swapper23:35:060
286159910515053053,52095cyclictest0-21swapper22:24:460
286159910513253033,52097cyclictest0-21swapper21:51:360
286159910509553002,52091cyclictest0-21swapper00:17:480
286159910508952977,52112cyclictest0-21swapper23:05:270
28615995354127,0cyclictest0-21swapper22:54:240
28615995349624,53374cyclictest28856-21diskmemload00:14:470
28615995337912,53367cyclictest0-21swapper00:35:030
28615995321826,440cyclictest0-21swapper20:14:380
28615995308325,53058cyclictest0-21swapper19:26:140
28615995307525,53050cyclictest0-21swapper20:08:060
286159946032712,1888cyclictest1741-21hald23:16:510
286159925941094,1401cyclictest32549-21ssh22:00:490
286159922751070,1079cyclictest2099-21runrttasks20:00:440
286159922051032,1079cyclictest9-21ksoftirqd/020:22:000
286159921841042,1105cyclictest5041-21ssh00:28:510
286159921831025,1031cyclictest1993-21lldpd23:28:440
286159921641046,1025cyclictest9-21ksoftirqd/023:32:050
286159921361036,1067cyclictest3950irq/9-acpi22:46:020
286159921121002,1012cyclictest2099-21runrttasks19:23:030
286159920821026,1022cyclictest3950irq/9-acpi22:27:260
28615992056999,1022cyclictest0-21swapper22:36:490
286159920451020,1004cyclictest0-21swapper21:45:040
28615992013978,1002cyclictest0-21swapper23:03:270
286159919921092,834cyclictest134850irq/9-eth021:06:330
286159919781005,880cyclictest134850irq/9-eth021:58:380
286159919671021,853cyclictest0-21swapper21:40:030
286159919561097,736cyclictest7578-21ssh22:59:150
286159919251045,785cyclictest0-21swapper19:46:200
28615991881892,975cyclictest0-21swapper00:05:350
28615991648969,642cyclictest13139-21sh21:33:310
286159915731030,543cyclictest0-21swapper19:34:470
286159915391022,480cyclictest28856-21diskmemload00:34:230
28615991509686,820cyclictest0-21swapper21:23:080
28615991476709,763cyclictest0-21swapper22:42:510
286159914491091,358cyclictest0-21swapper22:30:570
28615991178599,574cyclictest29526-21grep19:17:010
28615991125577,545cyclictest12745-21hwlatdetect-tra19:13:300
2877826812,13sleep029065-21grep19:06:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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