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2026-07-08 - 19:14
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot2.osadl.org (updated Wed Jul 08, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
269947921000,1sleep72699480-21sh11:57:487
204245225848,7sleep50-21swapper/507:06:265
204264825217,30sleep70-21swapper/707:09:087
25986822500,0sleep50-21swapper/511:15:225
27964932480,0sleep50-21swapper/512:35:215
204266324131,7sleep40-21swapper/407:09:214
2043017994038,2cyclictest2553808-21kworker/u16:0+events_unbound11:05:276
2043017994037,2cyclictest2688802-21kworker/u16:0+flush-8:012:15:086
2043017993936,2cyclictest2503024-21kworker/u16:3+flush-8:011:09:546
2043017993835,2cyclictest2317775-21kworker/u16:2+events_unbound09:30:076
2043017993835,2cyclictest2246597-21kworker/u16:1+flush-8:009:20:086
2043017993735,2cyclictest2478141-21kworker/u16:5+events_unbound10:52:356
2043017993735,2cyclictest2351979-21kworker/u16:3+events_unbound10:24:506
2043017993735,2cyclictest2317775-21kworker/u16:2+events_unbound09:28:356
2043007993734,2cyclictest2366871-21kworker/u16:4+events_unbound10:04:194
2043007993734,2cyclictest2042748-21kworker/u16:1+flush-8:007:25:114
2043017993634,2cyclictest2651705-21kworker/u16:5+events_unbound12:14:506
2043017993634,2cyclictest2553808-21kworker/u16:0+events_unbound11:36:186
2043017993634,2cyclictest2246597-21kworker/u16:1+flush-8:009:10:226
2043017993633,3cyclictest2771588-21kworker/u16:1+events_unbound12:33:026
2043017993633,2cyclictest2610985-21kworker/u16:3+flush-8:011:45:086
2043017993533,2cyclictest2688802-21kworker/u16:0+flush-8:012:04:106
2043017993533,2cyclictest2610985-21kworker/u16:3+events_unbound11:50:056
2043007993533,2cyclictest2651705-21kworker/u16:5+events_unbound12:36:224
2043020993429,4cyclictest2688323-21latency_hist11:54:537
2043017993432,2cyclictest2651705-21kworker/u16:5+flush-8:011:41:186
2043017993432,2cyclictest2499716-21kworker/u16:1+flush-8:011:15:146
2043017993432,2cyclictest2366871-21kworker/u16:4+events_unbound10:12:266
2043017993432,2cyclictest2288740-21kworker/u16:0+events_unbound09:56:266
2043007993432,2cyclictest2713131-21kworker/u16:2+events_unbound12:29:394
2043007993432,2cyclictest2288740-21kworker/u16:0+events_unbound09:33:284
2043017993331,2cyclictest2688802-21kworker/u16:0+events_unbound12:20:016
2043017993331,2cyclictest2651705-21kworker/u16:5+events_unbound12:07:226
2043017993331,2cyclictest2590796-21kworker/u16:2+events_unbound11:23:226
2043017993331,2cyclictest2553808-21kworker/u16:0+events_unbound11:31:506
2043017993331,2cyclictest2503024-21kworker/u16:3+events_unbound10:59:226
2043017993331,2cyclictest2499716-21kworker/u16:1+events_unbound11:01:076
2043017993331,2cyclictest2478140-21kworker/u16:2+events_unbound10:34:506
2043017993331,2cyclictest2351979-21kworker/u16:3+events_unbound10:05:516
2043017993331,2cyclictest2351979-21kworker/u16:3+events_unbound09:51:196
2043017993331,2cyclictest2288740-21kworker/u16:0+events_unbound09:17:356
2043017993331,2cyclictest2288740-21kworker/u16:0+events_unbound09:17:356
2043017993330,2cyclictest2119266-21kworker/u16:0+events_unbound08:29:556
2043017993330,2cyclictest2042748-21kworker/u16:1+events_unbound07:55:086
2043017993330,2cyclictest1773939-21kworker/u16:3+flush-8:007:20:106
2043007993331,2cyclictest2771588-21kworker/u16:1+events_unbound12:32:454
2043007993331,2cyclictest2366871-21kworker/u16:4+events_unbound09:53:204
2043007993331,2cyclictest2351979-21kworker/u16:3+events_unbound09:39:344
2043017993230,2cyclictest2771588-21kworker/u16:1+events_unbound12:36:066
2043017993230,2cyclictest2651705-21kworker/u16:5+flush-8:011:55:236
2043017993230,2cyclictest2246597-21kworker/u16:1+events_unbound09:41:116
2043017993230,2cyclictest2119266-21kworker/u16:0+events_unbound08:20:096
2043007993230,2cyclictest2688802-21kworker/u16:0+flush-8:012:13:344
2043007993230,2cyclictest2351979-21kworker/u16:3+events_unbound09:58:394
2043007993230,2cyclictest2288740-21kworker/u16:0+events_unbound10:08:354
2043007993230,2cyclictest2246597-21kworker/u16:1+events_unbound09:28:514
2043017993129,2cyclictest2713131-21kworker/u16:2+events_unbound12:27:186
2043017993129,2cyclictest2590796-21kworker/u16:2+events_unbound11:26:066
2043017993129,2cyclictest2351979-21kworker/u16:3+events_unbound09:38:356
2043017993129,2cyclictest2317775-21kworker/u16:2+events_unbound09:45:516
2043017993129,2cyclictest2119266-21kworker/u16:0+events_unbound08:50:076
2043007993129,2cyclictest2590796-21kworker/u16:2+events_unbound11:24:234
2043007993129,2cyclictest2553808-21kworker/u16:0+events_unbound11:33:184
2043007993129,2cyclictest2499716-21kworker/u16:1+events_unbound10:37:364
2043007993129,2cyclictest2478141-21kworker/u16:5+events_unbound10:40:204
2043007993129,2cyclictest2478141-21kworker/u16:5+events_unbound10:40:204
2043007993129,2cyclictest2159758-21kworker/u16:2+events_unbound08:09:034
2043007993128,2cyclictest2499716-21kworker/u16:1+flush-8:010:48:144
25193832300,1chrt2519384-21kthreadcore10:45:117
23109262300,1chrt0-21swapper/509:20:145
2043017993028,2cyclictest2441135-21kworker/u16:0+events_unbound10:28:356
2043007993028,2cyclictest2553808-21kworker/u16:0+flush-8:011:37:024
2043007993028,2cyclictest2246597-21kworker/u16:1+events_unbound09:03:034
2043007993028,2cyclictest2159758-21kworker/u16:2+events_unbound08:50:234
2043007993028,2cyclictest1773939-21kworker/u16:3+events_unbound07:22:244
204254723019,8sleep60-21swapper/607:07:476
2043017992927,2cyclictest2503024-21kworker/u16:3+events_unbound10:46:346
2043017992927,2cyclictest2416716-21kworker/u16:1+events_unbound10:19:436
2043017992927,2cyclictest2119266-21kworker/u16:0+events_unbound08:39:556
2043017992927,2cyclictest2042748-21kworker/u16:1+events_unbound08:15:186
2043017992926,2cyclictest2172277-21kworker/u16:4+events_unbound08:34:566
2043017992926,2cyclictest2172277-21kworker/u16:4+events_unbound08:34:566
2043007992927,2cyclictest2503024-21kworker/u16:3+events_unbound11:12:144
2043007992927,2cyclictest2366871-21kworker/u16:4+events_unbound10:21:584
2043007992927,2cyclictest2172277-21kworker/u16:4+events_unbound08:39:344
2043007992927,2cyclictest2172277-21kworker/u16:4+events_unbound08:39:344
2043007992927,2cyclictest2159758-21kworker/u16:2+flush-8:008:25:244
2043007992927,2cyclictest2042748-21kworker/u16:1+events_unbound08:02:244
2043007992926,2cyclictest2119266-21kworker/u16:0+events_unbound08:20:034
2043020992823,4cyclictest2453357-21latency_hist10:19:537
2043017992826,2cyclictest2499716-21kworker/u16:1+events_unbound10:39:396
2043017992826,2cyclictest2366871-21kworker/u16:4+events_unbound10:02:186
2043007992826,2cyclictest2651705-21kworker/u16:5+events_unbound11:53:064
2043007992826,2cyclictest2441135-21kworker/u16:0+events_unbound10:33:054
2043007992826,2cyclictest2246597-21kworker/u16:1+events_unbound09:16:364
2043007992826,2cyclictest2246597-21kworker/u16:1+events_unbound09:16:364
2043017992724,2cyclictest2172277-21kworker/u16:4+events_unbound08:55:086
2043007992725,2cyclictest2688802-21kworker/u16:0+flush-8:012:03:404
2043007992725,2cyclictest2553808-21kworker/u16:0+events_unbound11:01:054
2043007992725,2cyclictest2499716-21kworker/u16:1+events_unbound10:57:584
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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