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2026-05-01 - 00:03
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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 Thu Apr 30, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
178649910691853484,53337cyclictest18342-21ssh11:09:370
178649910666653420,53152cyclictest0-21swapper11:13:080
178649910666253463,53199cyclictest17863-21cyclictest12:11:450
178649910655953452,53107cyclictest0-21swapper11:36:050
178649910651853437,53081cyclictest0-21swapper10:48:410
178649910651253476,53036cyclictest0-21swapper10:34:470
178649910649553376,53096cyclictest17106-21ssh10:19:530
178649910648053419,53061cyclictest0-21swapper10:59:140
178649910647553456,53019cyclictest0-21swapper07:12:490
178649910646053408,53052cyclictest0-21swapper07:17:400
178649910645353404,53049cyclictest0-21swapper11:32:240
178649910644053446,52994cyclictest0-21swapper09:19:350
178649910642253430,52992cyclictest0-21swapper09:21:060
178649910630853413,52830cyclictest16096-21kworker/0:408:23:390
178649910629653477,52819cyclictest0-21swapper08:38:040
178649910626153387,52808cyclictest0-21swapper08:48:270
178649910625953390,52803cyclictest9-21ksoftirqd/012:37:430
178649910625753412,52750cyclictest0-21swapper07:58:320
178649910622653433,52793cyclictest0-21swapper07:48:090
178649910619953462,52737cyclictest0-21swapper08:27:100
178649910619653469,52727cyclictest0-21swapper11:54:200
178649910618553460,52725cyclictest0-21swapper07:43:580
178649910617353450,52723cyclictest0-21swapper08:51:270
178649910617153452,52719cyclictest0-21swapper12:09:450
178649910616953408,52761cyclictest0-21swapper07:24:420
178649910616053403,52757cyclictest0-21swapper09:49:140
178649910615753401,52756cyclictest0-21swapper09:37:210
178649910556252958,52601cyclictest4192-21sh12:24:390
178649910537852976,52400cyclictest407-21ssh10:42:290
178649910517053065,52103cyclictest0-21swapper09:11:330
178649910508552993,52090cyclictest0-21swapper09:29:080
17864995426453412,761cyclictest0-21swapper11:42:070
17864995412553435,690cyclictest0-21swapper10:01:580
17864995387853438,440cyclictest0-21swapper09:33:300
17864995384953387,462cyclictest0-21swapper09:40:320
17864995371553408,216cyclictest0-21swapper07:37:060
17864995361053435,175cyclictest0-21swapper09:06:220
17864995348326,385cyclictest0-21swapper12:32:210
17864995322025,53195cyclictest0-21swapper08:59:200
17864995307425,53049cyclictest0-21swapper07:51:400
17864995306826,53042cyclictest0-21swapper10:20:530
17864995304021,53019cyclictest0-21swapper08:31:120
178649923581059,1172cyclictest19388-21ssh11:59:010
178649923131080,1134cyclictest1907-21snmpd08:07:150
178649923061050,1130cyclictest2099-21runrttasks11:25:020
178649922821055,1104cyclictest0-21swapper11:23:210
178649922651089,1148cyclictest2099-21runrttasks08:40:040
178649922541024,1105cyclictest25149-21ssh11:19:500
178649921151014,1008cyclictest3950irq/9-acpi10:07:490
178649920261020,880cyclictest2407-21diskmemload11:45:070
17864992016981,1000cyclictest0-21swapper09:59:470
178649919901028,870cyclictest28431-1kworker/u3:109:52:050
178649919661024,852cyclictest0-21swapper07:28:540
178649919561008,914cyclictest0-21swapper10:13:110
178649919211050,777cyclictest0-21swapper08:04:140
178649919171056,766cyclictest7686-21ssh10:53:220
17864991910916,980cyclictest0-21swapper12:15:260
17864991895934,940cyclictest0-21swapper10:27:350
178649917511047,704cyclictest0-21swapper08:13:360
17864991664974,656cyclictest21403-21ssh12:01:020
178649915671012,462cyclictest9-21ksoftirqd/012:30:000
178649915661016,457cyclictest9-21ksoftirqd/008:17:070
178649914761039,437cyclictest0-21swapper07:31:440
178649914621097,365cyclictest0-21swapper10:38:580
178649914511094,357cyclictest0-21swapper09:03:510
178649914481087,361cyclictest0-21swapper11:02:450
17637254783,208sleep00-21swapper07:09:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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