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2026-09-11 - 23:12
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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, lowest P state: performance
Characteristics of the 100 highest latencies:
System rackcslot6.osadl.org (updated Fri Sep 11, 2026 12:46:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
398493599356355,1cyclictest43995-21kworker/1:107:25:021
398493599352351,1cyclictest97550irq/166-enp0s3107:15:011
398493599349347,1cyclictest97550irq/166-enp0s3112:25:021
398493599349347,1cyclictest97550irq/166-enp0s3110:05:021
398493599348347,1cyclictest97550irq/166-enp0s3111:33:021
398493599348347,1cyclictest97550irq/166-enp0s3110:34:011
398493599348347,1cyclictest97550irq/166-enp0s3110:34:011
398493599348346,1cyclictest97550irq/166-enp0s3111:59:021
398493599348346,1cyclictest97550irq/166-enp0s3111:59:021
398493599348346,1cyclictest97550irq/166-enp0s3111:43:021
398493599348346,1cyclictest97550irq/166-enp0s3108:43:021
398493599348345,1cyclictest97550irq/166-enp0s3111:45:031
398493599347346,1cyclictest97550irq/166-enp0s3109:05:011
398493599347345,1cyclictest97550irq/166-enp0s3112:19:021
398493599347345,1cyclictest97550irq/166-enp0s3112:03:021
398493599347345,1cyclictest97550irq/166-enp0s3111:51:021
398493599347345,1cyclictest97550irq/166-enp0s3111:27:021
398493599347345,1cyclictest97550irq/166-enp0s3110:15:011
398493599347345,1cyclictest97550irq/166-enp0s3109:25:021
398493599347345,1cyclictest97550irq/166-enp0s3108:19:021
398493599346344,1cyclictest97550irq/166-enp0s3111:21:021
398493599346344,1cyclictest97550irq/166-enp0s3110:23:011
398493599346344,1cyclictest97550irq/166-enp0s3107:41:021
398493599345344,1cyclictest97550irq/166-enp0s3107:53:021
398493599345344,1cyclictest97550irq/166-enp0s3107:21:021
398493599345344,1cyclictest4054954-21kworker/1:009:55:021
398493599345344,1cyclictest0-21swapper/110:50:021
398493599345343,1cyclictest97550irq/166-enp0s3111:19:021
398493599345343,1cyclictest97550irq/166-enp0s3110:12:011
398493599345343,1cyclictest97550irq/166-enp0s3108:31:021
398493599345343,1cyclictest97550irq/166-enp0s3108:21:021
398493599345343,1cyclictest97550irq/166-enp0s3108:07:021
398493599345343,1cyclictest0-21swapper/112:05:031
398493599344343,1cyclictest97550irq/166-enp0s3112:11:031
398493599344343,1cyclictest97550irq/166-enp0s3108:47:021
398493599344343,1cyclictest97550irq/166-enp0s3107:37:021
398493599344343,1cyclictest4054954-21kworker/1:011:01:021
398493599344343,1cyclictest0-21swapper/107:57:021
398493599344342,2cyclictest4054954-21kworker/1:010:42:011
398493599344342,1cyclictest97550irq/166-enp0s3111:39:021
398493599343342,1cyclictest97550irq/166-enp0s3111:11:021
398493599343342,1cyclictest97550irq/166-enp0s3110:37:021
398493599343342,1cyclictest97550irq/166-enp0s3108:55:011
398493599343342,1cyclictest97550irq/166-enp0s3108:37:021
398493599343342,1cyclictest97550irq/166-enp0s3108:29:021
398493599343342,1cyclictest97550irq/166-enp0s3107:31:021
398493599343342,1cyclictest97550irq/166-enp0s3107:31:021
398493599343342,1cyclictest43995-21kworker/1:108:14:021
398493599343342,1cyclictest43995-21kworker/1:107:47:021
398493599343342,1cyclictest4054954-21kworker/1:009:37:021
398493599343342,1cyclictest4054954-21kworker/1:009:19:011
398493599343342,1cyclictest0-21swapper/108:00:021
398493599343340,3cyclictest43995-21kworker/1:107:11:011
398493599342341,1cyclictest97550irq/166-enp0s3112:39:021
398493599342341,1cyclictest4054954-21kworker/1:011:09:021
398493599341340,1cyclictest0-21swapper/110:25:031
398493599341339,1cyclictest0-21swapper/109:20:031
398496199337335,1cyclictest0-21swapper/410:05:024
398493599337335,1cyclictest0-21swapper/110:03:011
398493599337335,1cyclictest0-21swapper/109:53:021
398493599337335,1cyclictest0-21swapper/109:04:031
398493599337335,1cyclictest0-21swapper/109:04:021
398493599336335,1cyclictest4054954-21kworker/1:010:45:021
398493599336334,1cyclictest0-21swapper/112:31:021
398496199335334,1cyclictest4012833-21kworker/4:208:43:014
398496199335334,1cyclictest0-21swapper/410:15:014
398496199335333,1cyclictest4148105-21kworker/4:312:19:034
398496199335333,1cyclictest4012833-21kworker/4:209:25:024
398493599335334,1cyclictest0-21swapper/109:31:021
398496199334333,1cyclictest4148105-21kworker/4:311:45:034
398496199334332,1cyclictest4012833-21kworker/4:210:23:014
398496199334332,1cyclictest4012833-21kworker/4:208:07:024
398496199334332,1cyclictest3952439-21kworker/4:007:23:014
398496199334332,1cyclictest0-21swapper/408:33:024
398493599334332,2cyclictest4166262-21kworker/1:112:22:021
398496199333332,1cyclictest3952439-21kworker/4:007:41:024
398496199333331,1cyclictest4012833-21kworker/4:210:12:014
398496199333331,1cyclictest0-21swapper/408:18:024
398493599333331,1cyclictest4054954-21kworker/1:009:48:021
398493599333331,1cyclictest4054954-21kworker/1:009:43:011
398496199332331,1cyclictest4148105-21kworker/4:312:11:034
398496199332331,1cyclictest4012833-21kworker/4:208:21:024
398496199332330,1cyclictest4148105-21kworker/4:312:01:024
398496199332330,1cyclictest4012833-21kworker/4:211:39:024
398496199332330,1cyclictest4012833-21kworker/4:208:55:014
398496199332330,1cyclictest4012833-21kworker/4:208:29:024
398493599332330,1cyclictest4054954-21kworker/1:010:56:021
398496199331329,1cyclictest4148105-21kworker/4:312:39:024
398496199331329,1cyclictest4012833-21kworker/4:208:54:014
398496199330329,1cyclictest0-21swapper/410:38:024
398496199330329,1cyclictest0-21swapper/407:17:014
398496199329328,1cyclictest0-21swapper/407:38:014
398496199328327,1cyclictest4012833-21kworker/4:209:07:014
398496199328327,1cyclictest0-21swapper/409:02:024
398496199328327,1cyclictest0-21swapper/409:02:024
398496199326325,1cyclictest4012833-21kworker/4:210:00:024
398496199326325,1cyclictest4012833-21kworker/4:209:44:034
398496199325324,1cyclictest4012833-21kworker/4:207:55:024
398496199325324,1cyclictest0-21swapper/410:26:034
398496199325324,1cyclictest0-21swapper/408:45:014
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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