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2026-03-27 - 14:45
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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 a total of 3616 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 Fri Mar 27, 2026 13:16:11)
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
1391599387379,5cyclictest5250irq/9-acpi1
1391599373365,5cyclictest5250irq/9-acpi1
1391599372359,8cyclictest32374-21kworker/1:1+kec_query1
1391599369357,7cyclictest32031-21kworker/1:2+kec_query1
1391199368358,6cyclictest0-21swapper/00
1391599366356,6cyclictest5250irq/9-acpi1
13911993652,357cyclictest0-21swapper/00
1391599364351,7cyclictest29344-21kworker/1:2+kec_query1
1391599363352,6cyclictest32031-21kworker/1:2+kec_query1
1391599363352,6cyclictest19735-21kworker/1:0+kec_query1
1391599362351,6cyclictest32374-21kworker/1:1+kec_query1
1391599362348,9cyclictest5250irq/9-acpi1
1391599361350,6cyclictest29344-21kworker/1:2+kec_query1
1391599360351,5cyclictest5250irq/9-acpi1
1391599360340,14cyclictest32031-21kworker/1:2+kec_query1
13911993602,352cyclictest0-21swapper/00
1391599359348,6cyclictest32374-21kworker/1:1+kec_query1
1391199359350,5cyclictest0-21swapper/00
1391599358347,6cyclictest29344-21kworker/1:2+kec_query1
1391599357346,6cyclictest32374-21kworker/1:1+kec_query1
1391599356345,6cyclictest29344-21kworker/1:2+kec_query1
1391599355345,5cyclictest32031-21kworker/1:2+kec_query1
1391599355344,6cyclictest32374-21kworker/1:1+kec_query1
1391599355344,6cyclictest32374-21kworker/1:1+kec_query1
1391599355343,7cyclictest19735-21kworker/1:0+kec_query1
13911993541,347cyclictest0-21swapper/00
1391599353342,6cyclictest29344-21kworker/1:2+kec_query1
1391599353342,6cyclictest29344-21kworker/1:2+kec_query1
1391199353344,5cyclictest0-21swapper/00
1391199353340,7cyclictest9225-21unixbench_singl0
1391599352341,6cyclictest32031-21kworker/1:2+kec_query1
1391599352341,6cyclictest29344-21kworker/1:2+kec_query1
1391599352340,7cyclictest32374-21kworker/1:1+kec_query1
1391199352339,8cyclictest21217-21ssh0
1391599351340,6cyclictest29344-21kworker/1:2+kec_query1
1391599351340,6cyclictest29344-21kworker/1:2+kec_query1
1391599351340,6cyclictest29344-21kworker/1:2+kec_query1
13911993512,5cyclictest27326-21ssh0
13911993511,344cyclictest0-21swapper/00
1391599350342,5cyclictest5250irq/9-acpi1
1391599350339,6cyclictest32374-21kworker/1:1+kec_query1
1391599350338,7cyclictest32374-21kworker/1:1+kec_query1
1391599349338,6cyclictest32374-21kworker/1:1+kec_query1
1391599349338,6cyclictest29344-21kworker/1:2+kec_query1
1391599349335,9cyclictest32374-21kworker/1:1+kec_query1
1391199349340,5cyclictest0-21swapper/00
1391199349339,6cyclictest5205-21ls0
13911993492,339cyclictest30214-21df_inode0
1391599348337,6cyclictest32374-21kworker/1:1+kec_query1
1391199348339,5cyclictest0-21swapper/00
1391199347338,5cyclictest32683-21kworker/u8:10
1391199347338,5cyclictest0-21swapper/00
1391599346335,6cyclictest32374-21kworker/1:1+kec_query1
1391599346335,6cyclictest32374-21kworker/1:1+kec_query1
1391599346335,6cyclictest32374-21kworker/1:1+kec_query1
1391599346335,6cyclictest29344-21kworker/1:2+kec_query1
1391599346334,7cyclictest32374-21kworker/1:1+kec_query1
13911993461,3cyclictest0-21swapper/00
13911993461,339cyclictest0-21swapper/00
1391599345334,6cyclictest32374-21kworker/1:1+kec_query1
1391599345334,6cyclictest32031-21kworker/1:2+kec_query1
1391599345334,6cyclictest29344-21kworker/1:2+kec_query1
1391599345334,6cyclictest29344-21kworker/1:2+kec_query1
1391599345332,8cyclictest23929-21kworker/1:0+kec_query1
1391199345336,5cyclictest0-21swapper/00
1391199345336,5cyclictest0-21swapper/00
13911993452,337cyclictest0-21swapper/00
1391599344333,6cyclictest32031-21kworker/1:2+kec_query1
1391599344333,6cyclictest29344-21kworker/1:2+kec_query1
1391599344333,6cyclictest23929-21kworker/1:0+kec_query1
1391599344332,7cyclictest32374-21kworker/1:1+kec_query1
1391199344335,5cyclictest0-21swapper/00
13911993441,337cyclictest0-21swapper/00
13911993441,337cyclictest0-21swapper/00
1391599343332,6cyclictest32374-21kworker/1:1+kec_query1
1391599343332,6cyclictest29344-21kworker/1:2+kec_query1
1391599343332,6cyclictest29344-21kworker/1:2+kec_query1
1391199343333,5cyclictest16200-21ssh0
1391599342331,6cyclictest32374-21kworker/1:1+kec_query1
1391599342329,7cyclictest32374-21kworker/1:1+kec_query1
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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