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2026-07-06 - 16:45
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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 highest latencies:
System rack6slot6 (updated Mon Jul 06, 2026 12:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139709910735553476,53783cyclictest31239-21diskmemload11:00:110
139709910708653424,53566cyclictest2082-21ssh12:22:150
139709910687753428,53449cyclictest0-21swapper08:05:310
139709910675453421,53242cyclictest0-21swapper09:21:430
139709910675053472,53278cyclictest0-21swapper07:12:360
139709910662453406,53218cyclictest0-21swapper11:00:010
139709910657953474,53041cyclictest9-21ksoftirqd/009:59:440
139709910657753387,53100cyclictest0-21swapper11:44:240
139709910657553432,53143cyclictest0-21swapper09:02:070
139709910657053387,53091cyclictest0-21swapper08:28:180
139709910653653382,53062cyclictest0-21swapper11:11:140
139709910651553476,53039cyclictest0-21swapper09:09:490
139709910645353445,53008cyclictest0-21swapper07:50:470
139709910644753451,52996cyclictest0-21swapper11:08:340
139709910644053397,53043cyclictest0-21swapper09:35:070
139709910643053474,52956cyclictest0-21swapper10:30:530
139709910637453477,52834cyclictest3950irq/9-acpi08:37:400
139709910637353404,52969cyclictest0-21swapper09:51:210
139709910629553404,52827cyclictest9-21ksoftirqd/011:38:420
139709910625753420,52837cyclictest0-21swapper09:27:550
139709910625753419,52838cyclictest0-21swapper08:46:030
139709910625553418,52837cyclictest0-21swapper08:41:210
139709910624253412,52830cyclictest0-21swapper07:26:400
139709910618053456,52724cyclictest0-21swapper08:31:080
139709910612253428,52694cyclictest0-21swapper07:45:450
139709910610953416,52693cyclictest0-21swapper08:11:430
139709910552153060,52458cyclictest26381-21rm10:36:550
139709910515553046,52109cyclictest0-21swapper10:28:020
13970995425453380,789cyclictest0-21swapper10:49:580
13970995397753444,411cyclictest12087-21rm12:35:290
13970995394853382,475cyclictest0-21swapper10:07:060
13970995383953440,399cyclictest0-21swapper11:27:390
13970995377728,53657cyclictest9-21ksoftirqd/010:43:370
13970995348027,0cyclictest0-21swapper07:15:270
13970995346653420,46cyclictest0-21swapper07:41:240
13970995336026,0cyclictest0-21swapper10:13:280
13970995335325,0cyclictest0-21swapper11:58:180
13970995329727,0cyclictest0-21swapper09:47:500
13970995324824,0cyclictest0-21swapper10:16:190
13970995302325,52934cyclictest0-21swapper11:32:210
139709944452602,1840cyclictest1741-21hald12:00:090
139709923931058,1238cyclictest27005-21ssh12:11:420
139709922191091,1001cyclictest21183-21ssh11:16:460
139709922081031,1084cyclictest3950irq/9-acpi11:20:370
139709921711086,993cyclictest9-21ksoftirqd/007:55:580
139709921441086,936cyclictest0-21swapper09:18:120
139709920831082,909cyclictest0-21swapper07:20:480
139709920021024,858cyclictest0-21swapper08:01:100
13970991976954,988cyclictest0-21swapper10:51:090
13970991911958,916cyclictest22107-21ssh09:43:290
139709918941029,771cyclictest0-21swapper12:05:300
13970991893892,987cyclictest0-21swapper09:30:150
139709918841035,849cyclictest0-21swapper08:21:560
139709918671034,795cyclictest10214-21ssh11:48:550
139709918201012,772cyclictest6953-21ssh12:29:370
13970991818944,854cyclictest0-21swapper07:34:320
139709918141092,658cyclictest9-21ksoftirqd/010:23:410
139709916811079,536cyclictest3950irq/9-acpi09:13:510
139709916301023,516cyclictest8583-21kworker/0:008:16:440
139709916091095,514cyclictest0-21swapper11:53:470
139709916061079,527cyclictest0-21swapper08:51:240
139709916041094,510cyclictest0-21swapper07:38:230
139709915881088,500cyclictest0-21swapper10:02:350
139709915791080,499cyclictest0-21swapper08:56:050
139709915691054,423cyclictest0-21swapper12:33:280
139709915021042,460cyclictest0-21swapper12:15:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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