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2026-05-07 - 02:07
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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 Wed May 06, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
167219910679053468,53232cyclictest9-21ksoftirqd/011:31:220
167219910668253407,53275cyclictest0-21swapper08:14:560
167219910660853479,53038cyclictest0-21swapper07:26:320
167219910660653390,53153cyclictest9-21ksoftirqd/011:27:510
167219910655353461,53092cyclictest0-21swapper08:22:380
167219910654353387,53091cyclictest0-21swapper10:51:510
167219910654253453,53089cyclictest0-21swapper07:58:010
167219910650553470,53035cyclictest0-21swapper11:44:560
167219910650053468,53032cyclictest0-21swapper10:48:200
167219910647953417,53062cyclictest0-21swapper07:52:190
167219910646953414,53055cyclictest0-21swapper10:11:190
167219910646853461,53007cyclictest0-21swapper10:32:250
167219910646753437,53030cyclictest0-21swapper08:48:050
167219910646553482,52983cyclictest0-21swapper08:31:000
167219910645753462,52995cyclictest0-21swapper07:11:270
167219910644653443,53003cyclictest0-21swapper12:18:360
167219910644353474,52969cyclictest0-21swapper12:14:050
167219910643953471,52968cyclictest0-21swapper12:26:280
167219910643753437,53000cyclictest0-21swapper08:43:440
167219910641353424,52989cyclictest0-21swapper07:47:380
167219910640153420,52981cyclictest0-21swapper09:22:150
167219910635853472,52886cyclictest0-21swapper07:41:160
167219910634953432,52853cyclictest9-21ksoftirqd/011:53:290
167219910634653278,53053cyclictest386-21ssh10:44:090
167219910630153382,52853cyclictest9-21ksoftirqd/007:18:390
167219910624353418,52825cyclictest0-21swapper07:37:150
167219910620653466,52740cyclictest0-21swapper09:05:000
167219910619453464,52730cyclictest0-21swapper08:04:230
167219910618853413,52775cyclictest0-21swapper08:50:360
167219910618153457,52724cyclictest0-21swapper08:18:070
167219910615453400,52754cyclictest0-21swapper08:06:130
167219910614053392,52748cyclictest0-21swapper10:55:420
167219910613453023,53109cyclictest0-21swapper09:16:440
167219910611953422,52697cyclictest0-21swapper08:55:470
167219910589953008,52885cyclictest8313-21ssh12:32:300
167219910558953054,52533cyclictest27916-21ssh09:48:130
167219910539353094,52289cyclictest0-21swapper10:06:480
167219910514953046,52101cyclictest0-21swapper09:13:230
16721995370953402,216cyclictest0-21swapper09:05:500
1672199535987,823cyclictest5488-21kworker/0:010:03:370
16721995292033,52788cyclictest24547-21ssh09:43:110
16721995277128,52743cyclictest0-21swapper09:59:160
16721995248014,52466cyclictest0-21swapper11:05:550
167219924171094,1197cyclictest27282-21ssh11:24:100
167219921701043,1035cyclictest9-21ksoftirqd/010:24:130
167219920631099,864cyclictest29571-21ssh10:39:170
167219920591096,963cyclictest0-21swapper12:00:510
167219920401014,992cyclictest0-21swapper08:30:000
16721992020982,1004cyclictest0-21swapper11:59:500
167219920161092,835cyclictest22522-1kworker/u3:211:48:070
167219920001011,952cyclictest19281-21ssh11:11:060
167219919941067,826cyclictest21699-21rm09:39:200
167219919611084,779cyclictest2272-21munin-node11:15:380
16721991943918,1011cyclictest0-21swapper10:27:040
16721991942935,984cyclictest0-21swapper11:35:130
16721991887968,885cyclictest3950irq/9-acpi09:54:340
16721991842931,874cyclictest1538-21diskmemload10:18:210
167219918401053,787cyclictest0-21swapper08:37:420
167219918181057,669cyclictest0-21swapper07:34:440
167219918111058,753cyclictest0-21swapper09:27:370
167219917531052,579cyclictest12311-21ssh12:39:020
16721991729972,722cyclictest1538-21diskmemload11:03:240
167219917141089,625cyclictest0-21swapper07:21:300
16721991615941,649cyclictest16651-21ssh09:30:370
167219916071070,442cyclictest0-21swapper12:07:430
167219914991054,329cyclictest0-21swapper12:20:060
16284252433,239sleep00-21swapper07:08:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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