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2026-05-05 - 16:47
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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 Tue May 05, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
278769910688553413,53381cyclictest0-21swapper07:36:000
278769910688453432,53387cyclictest134850irq/9-eth012:23:020
278769910676453383,53291cyclictest0-21swapper11:32:480
278769910676253400,53240cyclictest10188-21ssh11:04:200
278769910671353390,53258cyclictest0-21swapper10:36:320
278769910660753476,53131cyclictest0-21swapper08:48:200
278769910655653393,53098cyclictest0-21swapper08:45:000
278769910654253384,53093cyclictest0-21swapper12:11:290
278769910654053384,53091cyclictest0-21swapper11:46:520
278769910646753395,52982cyclictest10-21rcuc/011:13:420
278769910646653455,53011cyclictest0-21swapper10:09:140
278769910645153430,53021cyclictest0-21swapper08:54:420
278769910644753430,53017cyclictest0-21swapper11:24:050
278769910644653447,52999cyclictest0-21swapper07:44:120
278769910643853441,52997cyclictest0-21swapper12:17:010
278769910638753471,52852cyclictest9-21ksoftirqd/008:55:530
278769910634753395,52952cyclictest0-21swapper08:03:380
278769910617753409,52768cyclictest0-21swapper07:46:230
278769910615853401,52757cyclictest0-21swapper09:02:040
278769910612453426,52698cyclictest0-21swapper07:58:460
278769910608153419,52662cyclictest0-21swapper11:51:330
278769910583153264,52554cyclictest0-21swapper10:56:070
278769910502152959,52060cyclictest0-21swapper09:34:240
27876995313327,53106cyclictest0-21swapper08:10:500
278769925171086,1332cyclictest22360-21ssh12:08:480
278769924651072,1267cyclictest714-21ssh10:01:210
278769924031074,1236cyclictest9-21ksoftirqd/009:28:320
278769923961056,1217cyclictest5468-21ssh09:16:490
278769923421100,1121cyclictest6458-21rm10:10:440
278769923261021,1181cyclictest2099-21runrttasks07:26:270
278769922831067,1088cyclictest14370-21ssh10:22:580
278769921431042,1063cyclictest8831-21ssh09:21:400
278769921421011,1008cyclictest32342-21diskmemload09:49:380
278769921361038,1064cyclictest0-21swapper08:24:030
278769920981092,880cyclictest2099-21runrttasks10:50:060
27876992022988,996cyclictest30977-21ssh10:46:550
278769920141062,826cyclictest3949-21ssh11:41:100
278769920041077,861cyclictest134850irq/9-eth009:59:110
278769919861099,789cyclictest27687-21ssh09:52:090
27876991981932,1034cyclictest0-21swapper12:26:030
278769919631035,833cyclictest0-21swapper08:37:070
278769919631019,852cyclictest0-21swapper08:32:360
27876991962958,967cyclictest27305-21ssh11:29:070
278769919591053,812cyclictest311-21jbd2/dm-0-812:02:360
278769919401040,808cyclictest0-21swapper11:18:540
27876991928941,950cyclictest18041-21ssh10:28:290
27876991822944,857cyclictest0-21swapper09:44:570
278769918141008,786cyclictest3950irq/9-acpi12:36:460
278769917951056,614cyclictest18905-21ssh10:30:100
278769917331086,647cyclictest0-21swapper09:05:560
278769916801095,585cyclictest0-21swapper12:31:450
278769916391075,564cyclictest0-21swapper08:25:040
278769916381073,565cyclictest0-21swapper08:19:120
278769916311096,444cyclictest9-21ksoftirqd/011:36:090
27876991621804,814cyclictest0-21swapper10:44:540
27876991606894,679cyclictest9-21ksoftirqd/009:37:150
278769915971090,442cyclictest9-21ksoftirqd/007:34:090
278769915881048,540cyclictest0-21swapper10:19:170
278769915781043,535cyclictest0-21swapper08:08:490
278769915451027,518cyclictest0-21swapper09:10:070
278769915431028,515cyclictest0-21swapper11:58:050
278769915271042,449cyclictest13791-21ssh11:09:410
278769914571092,365cyclictest0-21swapper07:52:540
27876991175618,554cyclictest27149-21hwlatdetect-tra07:14:430
27876991138596,539cyclictest5117-21grep07:24:560
27876991100583,514cyclictest26195-21wc07:17:040
610321900,1sleep06104-21hwlatdetect-tra07:06:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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