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2026-04-17 - 15:19
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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 Fri Apr 17, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
187399910737053469,53806cyclictest3674-21diskmemload11:19:470
187399910722853456,53675cyclictest1907-21snmpd08:14:240
187399910697453400,53574cyclictest0-21swapper07:28:010
187399910684553399,53382cyclictest90502sleep008:04:510
187399910682953413,53323cyclictest0-21swapper08:48:040
187399910658453471,53113cyclictest0-21swapper09:17:520
187399910655453405,53149cyclictest0-21swapper08:30:390
187399910652553434,53091cyclictest0-21swapper11:06:040
187399910651253474,53038cyclictest0-21swapper08:55:060
187399910650753449,53058cyclictest0-21swapper12:38:400
187399910644553401,53044cyclictest0-21swapper10:58:410
187399910644253411,53031cyclictest0-21swapper12:06:010
187399910641753427,52990cyclictest0-21swapper11:24:490
187399910641353445,52968cyclictest0-21swapper07:51:170
187399910639553435,52960cyclictest0-21swapper09:28:350
187399910638553455,52865cyclictest27099-21rm09:42:290
187399910631353474,52839cyclictest0-21swapper12:20:450
187399910629853425,52810cyclictest9-21ksoftirqd/011:33:110
187399910628653389,52833cyclictest0-21swapper08:08:220
187399910628353386,52805cyclictest0-21swapper07:12:060
187399910626953393,52811cyclictest0-21swapper10:08:170
187399910624753426,52756cyclictest0-21swapper08:16:550
187399910619953441,52758cyclictest0-21swapper08:21:360
187399910619553419,52776cyclictest0-21swapper12:25:060
187399910618353401,52782cyclictest0-21swapper09:06:390
187399910618253473,52709cyclictest0-21swapper12:11:120
187399910618253413,52769cyclictest0-21swapper08:51:250
187399910617953455,52724cyclictest0-21swapper07:33:320
187399910617853476,52702cyclictest0-21swapper11:42:040
187399910617653451,52725cyclictest0-21swapper12:33:390
187399910614553393,52752cyclictest0-21swapper09:01:180
187399910614353438,52705cyclictest0-21swapper08:44:030
187399910613653431,52705cyclictest0-21swapper07:37:130
187399910610853418,52690cyclictest0-21swapper09:23:540
187399910610653413,52693cyclictest0-21swapper07:49:470
187399910531453017,52294cyclictest4701-21ssh09:56:030
187399910517353047,52125cyclictest0-21swapper09:37:480
187399910506852947,52114cyclictest0-21swapper10:51:090
18739995360127,53574cyclictest0-21swapper10:24:010
18739995316226,385cyclictest0-21swapper09:30:060
18739995304825,52957cyclictest0-21swapper12:03:500
18739995299525,52905cyclictest0-21swapper09:46:210
187399923781052,1206cyclictest10182sleep010:37:250
187399922351064,1072cyclictest1907-21snmpd07:44:050
18739992099996,1009cyclictest134850irq/9-eth012:17:340
187399920771015,1027cyclictest0-21swapper10:47:080
187399920121030,860cyclictest0-21swapper07:56:290
18739992005994,976cyclictest0-21swapper11:12:350
18739992005953,1015cyclictest3674-21diskmemload09:10:200
187399919991031,872cyclictest3674-21diskmemload11:50:460
187399919941036,863cyclictest0-21swapper11:27:100
187399919831031,859cyclictest0-21swapper08:26:580
187399919731025,856cyclictest0-21swapper07:20:390
187399919591010,914cyclictest0-21swapper07:16:170
187399919491080,776cyclictest0-21swapper10:16:290
18739991938933,971cyclictest0-21swapper11:36:220
187399919161041,782cyclictest0-21swapper10:02:050
18739991882905,964cyclictest0-21swapper10:44:370
187399918741054,697cyclictest19343-21ssh11:03:430
187399918071096,647cyclictest3950irq/9-acpi10:26:120
187399917341014,623cyclictest1907-21snmpd08:38:410
187399915701053,425cyclictest9-21ksoftirqd/009:52:520
18739991549743,803cyclictest0-21swapper10:12:380
18739991505690,812cyclictest0-21swapper10:34:340
187399914541090,364cyclictest0-21swapper11:58:190
187399914071091,316cyclictest0-21swapper11:45:550
18127255387,206sleep00-21swapper07:07:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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