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2025-12-26 - 01:43
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot4.osadl.org (updated Thu Dec 25, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2780941995047,2cyclictest3077572-21fwupd11:58:010
278095199263,22cyclictest2843231-21irqcore08:10:163
2780951992621,3cyclictest2960614-21cron10:05:003
278094899262,21cyclictest2806848-21apt-get07:35:112
278094899261,23cyclictest3016604-21turbostat11:00:002
2780944992619,2cyclictest191rcu_preempt11:40:001
2780951992519,4cyclictest2814157-21sort07:40:163
278095199251,22cyclictest3010702-21ntpq10:50:203
278094899252,2cyclictest2899331-21apt-get09:05:102
2780948992522,2cyclictest2831937-21kworker/2:1-events11:45:002
278094899251,21cyclictest0-21swapper/208:15:132
278094899251,20cyclictest3026977-21apt-get11:10:112
278094899251,20cyclictest2945280-21apt-get09:50:112
278094899250,22cyclictest3068377-21grep11:50:172
2780944992523,1cyclictest0-21swapper/108:20:001
2780951992421,2cyclictest3109420-21sort12:30:173
2780951992419,3cyclictest2920099-21ps09:25:173
278095199241,21cyclictest2960892-21apt-get10:05:123
278095199241,21cyclictest0-21swapper/308:50:113
278095199240,21cyclictest3087924-21munin-run12:10:003
278094899243,2cyclictest2817002-21apt-get07:45:132
278094899241,20cyclictest2786208-21apt-get07:15:122
278094899241,20cyclictest0-21swapper/209:25:132
278094899241,19cyclictest0-21swapper/210:45:112
278094899240,22cyclictest3006798-21chrt10:50:112
278094899240,20cyclictest0-21swapper/209:30:032
278094499242,2cyclictest3021900-21apt-get11:05:121
2780944992421,2cyclictest311ktimers/111:10:111
2780941992420,2cyclictest2981150-21apt-get10:25:090
278094199241,21cyclictest3047263-21apt-get11:30:120
2780951992322,1cyclictest0-21swapper/311:15:173
2780951992321,1cyclictest0-21swapper/308:30:123
2780951992321,1cyclictest0-21swapper/308:30:113
2780951992320,2cyclictest0-21swapper/308:15:133
2780951992319,2cyclictest3016868-21apt-get11:00:133
2780951992319,2cyclictest0-21swapper/308:35:093
2780951992318,4cyclictest3072675-21cron11:55:003
278095199231,2cyclictest0-21swapper/311:30:123
278095199230,3cyclictest3094140-21grep12:15:163
2780948992319,2cyclictest3098747-21apt-get12:20:132
2780948992319,2cyclictest3001473-21idleruntime-cro10:45:002
2780948992319,2cyclictest2781154-21apt-get07:10:122
278094899231,2cyclictest3042209-21apt-get11:25:112
278094899231,2cyclictest0-21swapper/210:10:132
278094899231,2cyclictest0-21swapper/207:35:002
278094899231,19cyclictest0-21swapper/207:50:112
278094899230,20cyclictest0-21swapper/212:15:112
278094499232,20cyclictest3108930-21apt-get12:30:131
278094499232,20cyclictest2965967-21apt-get10:10:131
278094499232,1cyclictest0-21swapper/108:30:111
278094499232,1cyclictest0-21swapper/108:30:111
2780944992320,2cyclictest2986184-21apt-get10:30:131
2780944992315,2cyclictest191rcu_preempt11:55:001
278094499231,2cyclictest2909464-21apt-get09:15:121
278094499231,2cyclictest2873599-21apt-get08:40:131
278094499231,21cyclictest3062826-21apt-get11:45:131
278094499231,1cyclictest2919600-21apt-get09:25:121
2780941992319,2cyclictest3083135-21apt-get12:05:110
2780941992318,3cyclictest2934946-21idleruntime-cro09:40:010
278094199231,21cyclictest2801350-21apt-get07:30:150
278094199230,3cyclictest2863482-21ps08:30:150
278094199230,3cyclictest2863482-21ps08:30:150
278094199230,22cyclictest3057099-21awk11:40:000
2780951992219,2cyclictest2827129-21apt-get07:55:113
2780951992219,2cyclictest0-21swapper/312:35:163
2780951992219,2cyclictest0-21swapper/310:55:133
2780951992219,2cyclictest0-21swapper/310:30:143
2780951992218,2cyclictest2894004-21basename09:00:003
278095199221,2cyclictest0-21swapper/307:50:113
278095199221,20cyclictest0-21swapper/307:10:113
278095199221,1cyclictest2914523-21apt-get09:20:113
278095199221,19cyclictest0-21swapper/310:25:113
278095199220,3cyclictest2842038-21latency_hist08:10:003
278095199220,2cyclictest0-21swapper/309:00:113
278095199220,21cyclictest2878398-21idleruntime-cro08:45:003
2780948992218,3cyclictest2801085-21sh07:29:592
2780948992218,2cyclictest0-21swapper/212:05:002
278094899221,1cyclictest0-21swapper/208:20:152
278094499221,2cyclictest3057343-21apt-get11:40:091
278094499221,2cyclictest2930131-21apt-get09:35:121
278094499221,20cyclictest3037134-21apt-get11:20:121
278094499221,20cyclictest0-21swapper/107:40:101
278094499220,2cyclictest2798510-21ps07:25:171
278094499220,21cyclictest2935706-21ps09:40:161
2780941992217,4cyclictest2786709-21tr07:15:170
278094199221,2cyclictest2894256-21apt-get09:00:120
2780941992212,9cyclictest2862261-21unixbench_multi08:25:230
278094199221,20cyclictest2878653-21apt-get08:45:110
278094199221,20cyclictest0-21swapper/009:55:100
278094199221,1cyclictest3113974-21apt-get12:35:110
278094199220,3cyclictest2975835-21sh10:20:000
278094199220,21cyclictest702-21runrttasks10:20:140
2780951992118,2cyclictest0-21swapper/311:20:123
2780951992118,2cyclictest0-21swapper/308:00:143
2780951992117,2cyclictest2790980-21munin-run07:20:003
2780951992115,5cyclictest0-21swapper/310:45:113
278095199210,2cyclictest0-21swapper/310:15:113
278095199210,2cyclictest0-21swapper/309:55:123
278095199210,20cyclictest2930618-21irqcore09:35:153
278095199210,20cyclictest0-21swapper/312:10:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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