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2026-05-01 - 15:31
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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 Fri May 01, 2026 12:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1007499209934105449,104483cyclictest0-21swapper10:48:260
100749910647753404,53073cyclictest0-21swapper12:34:160
100749910607652981,53093cyclictest0-21swapper09:10:080
100749910603552936,53097cyclictest0-21swapper09:27:330
100749910602352925,53093cyclictest0-21swapper10:22:180
100749910600852923,53083cyclictest0-21swapper08:57:040
100749910600652931,53073cyclictest0-21swapper09:01:250
100749910600652922,53082cyclictest0-21swapper11:26:070
100749910598652943,53038cyclictest0-21swapper07:24:270
100749910572252872,52844cyclictest12509-21ssh11:47:130
100749910566952946,52720cyclictest992-21ssh11:31:180
100749910548852950,52536cyclictest27573-21diskmemload10:17:070
100749910535852990,52366cyclictest27206-21ssh12:07:390
100749910529253043,52249cyclictest0-21swapper08:21:030
100749910517452895,52277cyclictest3174-21ssh11:35:090
100749910514953048,52099cyclictest0-21swapper07:47:340
100749910514953039,52108cyclictest0-21swapper11:08:520
100749910514053022,52113cyclictest0-21swapper11:17:040
100749910513153050,52080cyclictest0-21swapper07:59:470
100749910512153018,52101cyclictest0-21swapper10:03:130
100749910510853005,52101cyclictest0-21swapper10:58:190
100749910510052995,52103cyclictest0-21swapper12:24:440
100749910509553001,52092cyclictest0-21swapper11:59:260
100749910508352975,52106cyclictest0-21swapper09:17:300
100749910507552959,52111cyclictest0-21swapper12:12:200
100749910507252978,52092cyclictest0-21swapper07:29:190
100749910506052970,52088cyclictest0-21swapper08:30:460
100749910504352941,52100cyclictest0-21swapper09:52:200
100749910502352930,52091cyclictest0-21swapper10:27:000
100749910501352915,52096cyclictest0-21swapper10:53:370
100749910500052954,52044cyclictest0-21swapper11:14:330
10074995324311,53232cyclictest0-21swapper10:13:560
10074995311511,53102cyclictest0-21swapper09:36:250
1007499530848,53074cyclictest0-21swapper10:37:430
1007499530228,53011cyclictest14358-21ssh12:35:070
100749949642492,2469cyclictest2679-21devkit-power-da12:17:320
10074991625808,807cyclictest15096-21taskset08:39:590
10074991604779,817cyclictest0-21swapper08:02:580
10074991582772,807cyclictest0-21swapper08:13:110
10074991569745,815cyclictest0-21swapper08:09:100
10074991522751,767cyclictest0-21swapper08:16:220
10074991443662,777cyclictest0-21swapper08:43:400
10074991430706,722cyclictest0-21swapper07:19:360
10074991411699,710cyclictest0-21swapper07:42:120
10074991401694,705cyclictest0-21swapper09:07:570
10074991399628,767cyclictest0-21swapper10:43:340
10074991387660,720cyclictest0-21swapper08:54:130
10074991386666,717cyclictest0-21swapper11:43:120
100749913831059,324cyclictest0-21swapper07:11:130
10074991342644,691cyclictest0-21swapper12:25:040
10074991340634,703cyclictest0-21swapper08:26:250
10074991290641,647cyclictest0-21swapper11:24:060
10074991280631,647cyclictest0-21swapper10:05:130
10074991275585,687cyclictest0-21swapper09:30:430
10074991261614,645cyclictest0-21swapper11:51:140
10074991249621,626cyclictest0-21swapper07:33:000
10074991246601,643cyclictest0-21swapper11:02:400
10074991209578,629cyclictest0-21swapper07:36:410
10074991205579,624cyclictest0-21swapper09:42:570
10074991191568,621cyclictest0-21swapper10:33:220
10074991162542,618cyclictest0-21swapper09:21:510
10074991146515,629cyclictest0-21swapper07:51:450
10074991107762,341cyclictest30116-21ssh09:57:210
10074991027625,400cyclictest9-21ksoftirqd/012:01:170
10074991019619,397cyclictest23979-21ssh09:49:290
100749980811,789cyclictest0-21swapper08:46:010
9779255962,206sleep00-21swapper07:08:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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