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2026-01-02 - 02:32
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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 Fri Jan 02, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133549910739253469,53825cyclictest2099-21runrttasks20:00:370
133549910695953418,53450cyclictest0-21swapper20:28:350
133549910688953419,53372cyclictest22279-21ssh23:50:330
133549910664853389,53193cyclictest0-21swapper00:27:440
133549910664053436,53113cyclictest0-21swapper20:10:500
133549910659453420,53110cyclictest9-21ksoftirqd/000:34:060
133549910658253413,53105cyclictest9-21ksoftirqd/023:44:110
133549910657053470,53100cyclictest0-21swapper20:44:500
133549910656753410,53094cyclictest9-21ksoftirqd/023:39:100
133549910655653447,53109cyclictest0-21swapper19:53:150
133549910651353474,53039cyclictest0-21swapper22:30:000
133549910651253474,53038cyclictest0-21swapper22:02:420
133549910650653472,53034cyclictest0-21swapper19:26:370
133549910649853436,53062cyclictest0-21swapper23:09:410
133549910649153464,53027cyclictest0-21swapper19:37:100
133549910648453458,53026cyclictest0-21swapper00:19:110
133549910647753384,53029cyclictest9-21ksoftirqd/020:48:010
133549910647453460,53014cyclictest0-21swapper22:35:110
133549910642153435,52986cyclictest0-21swapper21:43:470
133549910641653427,52989cyclictest0-21swapper00:11:190
133549910641053421,52989cyclictest0-21swapper21:05:050
133549910628753478,52809cyclictest0-21swapper19:43:020
133549910622853432,52796cyclictest0-21swapper19:45:120
133549910618353459,52724cyclictest0-21swapper00:00:460
133549910617753452,52725cyclictest0-21swapper20:05:080
133549910617253455,52717cyclictest0-21swapper20:21:130
133549910616553403,52762cyclictest0-21swapper23:45:420
133549910615953445,52714cyclictest0-21swapper20:19:320
133549910615453398,52756cyclictest0-21swapper23:00:490
133549910612553425,52700cyclictest0-21swapper19:55:350
133549910612253428,52694cyclictest0-21swapper22:42:130
133549910611753423,52694cyclictest0-21swapper21:04:050
133549910589353035,52856cyclictest25346-21ssh21:32:530
133549910537853124,52254cyclictest0-21swapper21:56:100
13354995396753378,499cyclictest0-21swapper22:34:110
13354995390753442,465cyclictest0-21swapper22:19:570
13354995389953461,438cyclictest0-21swapper19:30:580
13354995385053412,438cyclictest0-21swapper21:49:080
13354995374153435,211cyclictest2099-21runrttasks20:33:360
13354995359753449,148cyclictest0-21swapper20:38:180
13354995352819,53509cyclictest0-21swapper22:05:030
13354995352720,53507cyclictest0-21swapper21:24:210
13354995335926,53241cyclictest0-21swapper22:51:460
13354995323427,53114cyclictest29259-21ssh23:14:430
13354995313626,53110cyclictest0-21swapper20:52:320
13354995304353030,12cyclictest0-21swapper00:36:460
133549952792824,2445cyclictest1741-21hald23:55:350
133549923971055,1215cyclictest7291-21ssh21:54:300
133549923481096,1126cyclictest22255-21ssh21:28:320
133549922451045,1074cyclictest10458-21ssh23:34:280
133549922121098,989cyclictest20343-21ssh22:13:250
133549920111091,855cyclictest134850irq/9-eth022:57:280
133549919931031,870cyclictest3950irq/9-acpi00:05:580
133549919831030,862cyclictest0-21swapper00:20:520
133549919361010,873cyclictest15116-21ssh21:17:390
133549919331087,721cyclictest1907-21snmpd21:35:340
133549919291018,846cyclictest12539-21ssh21:14:280
13354991927951,942cyclictest0-21swapper23:20:040
13354991922925,963cyclictest0-21swapper23:16:430
133549915041056,448cyclictest0-21swapper20:55:330
133549914731100,373cyclictest0-21swapper22:46:150
13354991465970,459cyclictest26234-21ssh22:21:270
133549914501091,359cyclictest0-21swapper23:25:560
13354991049618,428cyclictest30903-21hwlatdetect-tra19:18:150
13354991040612,424cyclictest11119-21wc19:23:460
13354991019606,409cyclictest11081-21hwlatdetect-tra19:12:130
61972459427,25sleep06479-21wc19:07:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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