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2026-04-15 - 23:24
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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 a total of 3618 SMIs that occured during the measurement.
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack6slot4.osadl.org (updated Wed Apr 15, 2026 13:16:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
"interval":200,6448
"cycles":100000000,6447
"load":"idle",6446
"condition":{6445
"clock":"1100"6443
"family":"x86",6442
"vendor":"Intel",6441
"processor":{6439
"dataset":"2024-01-08T03:36:49+01:00"6437
"origin":"2024-01-08T00:43:22+01:00",6436
"timestamps":{6435
"granularity":"microseconds"6433
"maxima":[6429
"cores":[5221
"latency":{5220
"hostname":"rack6slot4.osadl.org"5218
"system":{5217
"version":"1.0",5214
"format":{5213
"patches":[5204
762299380371,5cyclictest0-21swapper/00
762999377366,6cyclictest32750-21kworker/1:1+kec_query1
762999360337,18cyclictest32750-21kworker/1:1+kec_query1
7629993578,343cyclictest5250irq/9-acpi1
762299357346,6cyclictest21401-21kworker/0:2+kec_query0
762999356345,6cyclictest25068-21kworker/1:1+kec_query1
76299935510,4cyclictest5250irq/9-acpi1
7629993546,333cyclictest5250irq/9-acpi1
762999354343,6cyclictest21824-21kworker/1:0+kec_query1
7629993529,337cyclictest5250irq/9-acpi1
7622993522,342cyclictest12631-21ntp_states0
7622993521,345cyclictest0-21swapper/00
762999351343,5cyclictest5250irq/9-acpi1
762999351339,7cyclictest32750-21kworker/1:1+kec_query1
762999351339,7cyclictest12758-21kworker/1:2+kec_query1
7622993512,343cyclictest0-21swapper/00
762999350339,6cyclictest32750-21kworker/1:1+kec_query1
762299350341,5cyclictest0-21swapper/00
762999349338,6cyclictest32750-21kworker/1:1+kec_query1
762999349337,7cyclictest12758-21kworker/1:2+kec_query1
762299349337,7cyclictest21401-21kworker/0:2+kec_query0
7622993492,340cyclictest20965-21df0
7629993488,5cyclictest5250irq/9-acpi1
762999348336,7cyclictest12758-21kworker/1:2+kec_query1
762999348324,15cyclictest21824-21kworker/1:0+kec_query1
7622993481,341cyclictest0-21swapper/00
7622993481,340cyclictest280792sleep00
7629993475,332cyclictest5250irq/9-acpi1
762999347336,6cyclictest32750-21kworker/1:1+kec_query1
762999347336,6cyclictest32750-21kworker/1:1+kec_query1
762999347325,17cyclictest21158-21kworker/1:0+kec_query1
762299347338,5cyclictest0-21swapper/00
7622993471,340cyclictest0-21swapper/00
7629993467,333cyclictest5250irq/9-acpi1
762299346338,5cyclictest0-21swapper/00
762299346334,7cyclictest19311-21sh0
7622993462,6cyclictest3486-21df0
7622993461,339cyclictest0-21swapper/00
7629993459,330cyclictest5250irq/9-acpi1
7629993459,330cyclictest5250irq/9-acpi1
762999345333,6cyclictest32750-21kworker/1:1+kec_query1
762999345332,8cyclictest5203-21kworker/1:1+kec_query1
762299345336,5cyclictest0-21swapper/00
762999344333,6cyclictest32750-21kworker/1:1+kec_query1
762999344333,6cyclictest32750-21kworker/1:1+kec_query1
762999344330,9cyclictest32750-21kworker/1:1+kec_query1
762299344335,5cyclictest0-21swapper/00
762299344335,5cyclictest0-21swapper/00
7622993441,3cyclictest0-21swapper/00
7622993441,337cyclictest12450irq/123-ahci[0000:00:12.0]0
762999343334,5cyclictest5250irq/9-acpi1
762999343334,5cyclictest5250irq/9-acpi1
762999343334,5cyclictest5250irq/9-acpi1
762999343332,6cyclictest9441-21kworker/1:0+kec_query1
762999343332,6cyclictest12758-21kworker/1:2+kec_query1
762299343334,5cyclictest0-21swapper/00
762299343332,7cyclictest0-21swapper/00
7622993432,333cyclictest8627-21ssh0
762999342331,6cyclictest5203-21kworker/1:1+kec_query1
762999342329,8cyclictest9441-21kworker/1:0+kec_query1
762299342333,5cyclictest0-21swapper/00
7629993416,4cyclictest5250irq/9-acpi1
762299341332,5cyclictest0-21swapper/00
762299341327,7cyclictest22016-21memory0
7629993409,325cyclictest5250irq/9-acpi1
762999340329,6cyclictest32750-21kworker/1:1+kec_query1
762999340329,6cyclictest32750-21kworker/1:1+kec_query1
762999340329,6cyclictest21158-21kworker/1:0+kec_query1
762999340329,6cyclictest21158-21kworker/1:0+kec_query1
762999340328,7cyclictest25068-21kworker/1:1+kec_query1
762299340329,7cyclictest0-21swapper/00
762299340328,7cyclictest6230-21ssh0
7622993401,3cyclictest0-21swapper/00
7622993401,3cyclictest0-21swapper/00
7622993401,10cyclictest8953-21sh0
762299339331,5cyclictest0-21swapper/00
762299339330,5cyclictest0-21swapper/00
762299339330,5cyclictest0-21swapper/00
762299339329,6cyclictest0-21swapper/00
7622993392,3cyclictest0-21swapper/00
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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