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2026-05-23 - 01:45
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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 792 highest latencies:
System rack6slot6 (updated Fri May 22, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4249910680653453,53262cyclictest0-21swapper09:27:540
4249910680653362,53431cyclictest0-21swapper07:19:470
4249910678553469,53250cyclictest0-21swapper11:18:350
4249910673353460,53273cyclictest0-21swapper09:20:010
4249910672553430,53231cyclictest9-21ksoftirqd/009:19:110
4249910670253452,53250cyclictest0-21swapper08:02:390
4249910666753471,53105cyclictest0-21swapper09:37:360
4249910652353464,53059cyclictest0-21swapper08:49:530
4249910651753478,53039cyclictest0-21swapper07:54:170
4249910646553405,53060cyclictest0-21swapper08:25:360
4249910646453453,53011cyclictest0-21swapper09:33:550
4249910645653412,52954cyclictest9-21ksoftirqd/012:29:260
4249910644353441,53002cyclictest0-21swapper08:38:390
4249910643153426,53005cyclictest0-21swapper10:08:050
4249910627253465,52807cyclictest0-21swapper09:06:580
4249910621553433,52782cyclictest0-21swapper11:41:420
4249910619853402,52758cyclictest0-21swapper07:48:450
4249910618153412,52769cyclictest0-21swapper11:52:350
4249910616653450,52716cyclictest0-21swapper07:33:310
4249910614353442,52701cyclictest0-21swapper08:11:110
4249910612953428,52701cyclictest0-21swapper11:33:300
4249910610453392,52712cyclictest0-21swapper08:52:230
4249910586653350,52516cyclictest0-21swapper09:58:220
4249910534153068,52273cyclictest0-21swapper11:00:000
4249910533153045,52280cyclictest14537-21ssh10:37:440
4249910502352917,52104cyclictest0-21swapper11:12:240
424995369625,0cyclictest0-21swapper10:23:400
424995356327,53441cyclictest0-21swapper08:23:050
424995344326,53417cyclictest0-21swapper11:36:410
424995340225,53286cyclictest3950irq/9-acpi10:17:380
424995324326,53217cyclictest0-21swapper10:30:320
424995315029,53121cyclictest0-21swapper11:25:580
424995276426,52738cyclictest0-21swapper07:22:370
424995256120,52528cyclictest0-21swapper10:46:360
4249951292914,2205cyclictest1741-21hald11:08:330
4249923481010,1238cyclictest17919-21ssh10:42:350
4249922571095,1066cyclictest9-21ksoftirqd/010:27:410
4249921261020,1068cyclictest23345-21ssh10:04:040
4249921131097,922cyclictest18746-21kworker/u2:107:55:570
4249920901095,895cyclictest2099-21runrttasks12:17:220
4249920761036,1020cyclictest0-21swapper09:44:080
4249920331095,841cyclictest2790-21gnome-settings-07:27:090
4249920201092,862cyclictest134850irq/9-eth012:08:400
424992019983,1002cyclictest0-21swapper08:55:140
4249919681049,820cyclictest2099-21runrttasks09:47:490
424991944933,988cyclictest0-21swapper12:33:470
424991933946,973cyclictest0-21swapper12:13:210
424991923933,970cyclictest0-21swapper08:42:410
4249919171091,727cyclictest9677-21ssh12:04:490
424991911926,948cyclictest15275-21ssh09:51:400
424991908929,966cyclictest0-21swapper08:19:440
424991906930,962cyclictest0-21swapper07:37:120
424991863884,964cyclictest0-21swapper11:03:110
4249918521041,716cyclictest0-21swapper10:53:380
424991823844,956cyclictest0-21swapper08:31:570
4249917741094,615cyclictest3950irq/9-acpi12:20:230
4249917081099,609cyclictest0-21swapper09:14:100
4249916741009,627cyclictest31220-21ssh11:49:040
4249916281096,466cyclictest0-21swapper07:13:150
4249916241030,502cyclictest0-21swapper09:00:360
424991597969,591cyclictest4844-21sh11:56:560
4249915381015,523cyclictest0-21swapper10:10:060
4249914571075,382cyclictest0-21swapper07:41:530
4249914371086,351cyclictest0-21swapper12:39:490
4249914361095,341cyclictest0-21swapper08:08:010
4249914191076,343cyclictest0-21swapper11:23:070
32579255736,521sleep00-21swapper07:08:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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