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2026-04-11 - 23:22
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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 376 highest latencies:
System rack6slot6 (updated Sat Apr 11, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
294499910711553476,53574cyclictest20329-21rm09:17:530
294499910683653329,53487cyclictest0-21swapper09:21:450
294499910660953463,53083cyclictest3950irq/9-acpi11:09:060
294499910657053471,53099cyclictest0-21swapper07:42:360
294499910652553481,53044cyclictest0-21swapper07:28:020
294499910651353475,53038cyclictest0-21swapper10:31:350
294499910650253469,53033cyclictest0-21swapper10:25:130
294499910650153474,53027cyclictest0-21swapper11:34:030
294499910650153448,53053cyclictest0-21swapper09:53:240
294499910647753461,53016cyclictest0-21swapper08:54:370
294499910647653402,53074cyclictest0-21swapper12:33:500
294499910646453451,53013cyclictest0-21swapper11:55:090
294499910645753447,53010cyclictest0-21swapper10:35:060
294499910645753446,53011cyclictest0-21swapper09:10:410
294499910645453467,52987cyclictest0-21swapper08:46:040
294499910644653445,53001cyclictest0-21swapper10:16:300
294499910644153400,53041cyclictest0-21swapper08:33:510
294499910643453434,53000cyclictest0-21swapper11:20:490
294499910642153427,52994cyclictest0-21swapper09:57:550
294499910639853419,52979cyclictest0-21swapper12:09:330
294499910628453398,52886cyclictest0-21swapper07:13:280
294499910625353386,52802cyclictest0-21swapper09:46:220
294499910621753471,52746cyclictest0-21swapper08:41:530
294499910620853444,52764cyclictest0-21swapper11:37:440
294499910620453412,52792cyclictest0-21swapper08:39:120
294499910618953416,52773cyclictest0-21swapper10:04:270
294499910618153453,52728cyclictest0-21swapper08:58:180
294499910616353406,52757cyclictest0-21swapper07:33:030
294499910615753446,52711cyclictest0-21swapper07:24:210
294499910615653442,52714cyclictest0-21swapper09:09:410
294499910613753391,52746cyclictest0-21swapper09:01:590
294499910574952877,52870cyclictest31482-21ssh09:34:280
294499910566853118,52545cyclictest6436-21ssh11:17:380
294499910517853072,52104cyclictest0-21swapper11:12:060
294499910514553043,52101cyclictest0-21swapper10:41:180
294499910513952937,52200cyclictest134850irq/9-eth012:11:540
294499910512753034,52091cyclictest0-21swapper12:19:160
294499910501852907,52109cyclictest0-21swapper12:04:310
29449995361926,53502cyclictest0-21swapper08:15:460
29449995321827,477cyclictest0-21swapper11:49:270
29449995307027,53043cyclictest0-21swapper09:44:310
29449995277525,52750cyclictest0-21swapper07:56:000
294499922141048,1113cyclictest3211-21gdm-simple-gree07:52:590
294499921241081,1036cyclictest0-21swapper07:37:450
294499920511085,899cyclictest134850irq/9-eth010:45:390
29449992028975,1019cyclictest3950irq/9-acpi12:25:170
294499920161060,858cyclictest2099-21runrttasks11:01:230
29449992003973,994cyclictest0-21swapper08:10:540
294499919851069,850cyclictest134850irq/9-eth012:24:170
294499919851022,929cyclictest0-21swapper08:20:470
294499919771026,858cyclictest0-21swapper10:55:520
294499919761027,855cyclictest0-21swapper11:27:210
294499919721026,850cyclictest0-21swapper08:28:490
29449991962944,984cyclictest0-21swapper07:16:280
29449991956994,928cyclictest0-21swapper12:35:500
294499919251009,878cyclictest23689-21ssh11:42:250
294499919121040,781cyclictest0-21swapper10:07:180
294499917881002,749cyclictest27671-21ssh09:28:470
294499916771101,483cyclictest0-21swapper10:20:010
294499915991029,570cyclictest0-21swapper08:08:540
29449991597968,596cyclictest9072sleep009:36:090
29449991463994,404cyclictest0-21swapper07:49:180
29449991458904,534cyclictest3950irq/9-acpi10:12:490
294499914581094,364cyclictest0-21swapper11:53:280
294499914501093,357cyclictest0-21swapper10:52:410
294499914481089,359cyclictest0-21swapper08:04:320
28607253066,207sleep00-21swapper07:06:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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