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2026-04-10 - 05:43
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 100 highest latencies:
System rack8slot1.osadl.org (updated Fri Apr 10, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
169749945174404,0cyclictest19385-21aten2.4-expect00:04:010
1697499406326,0cyclictest0-21swapper00:09:440
16974992702335,0cyclictest30690-1kworker/0:2H19:03:250
16974992650359,0cyclictest8379-1kworker/0:2H21:03:240
16974992515329,0cyclictest8379-1kworker/0:2H22:48:240
16974992461220,0cyclictest8379-1kworker/0:2H23:43:240
16974992456356,0cyclictest4017-1kworker/0:0H20:08:250
16974992443280,0cyclictest8379-1kworker/0:2H22:58:260
16974992405292,0cyclictest8379-1kworker/0:2H22:18:250
16974992385790,0cyclictest9-21ksoftirqd/021:43:250
16974992376780,0cyclictest9-21ksoftirqd/021:23:250
16974992274664,0cyclictest9-21ksoftirqd/023:48:240
16974992260263,0cyclictest8379-1kworker/0:2H20:38:260
16974992255334,0cyclictest8379-1kworker/0:2H22:08:240
16974992253270,0cyclictest30690-1kworker/0:2H20:03:250
16974992242282,0cyclictest8379-1kworker/0:2H22:03:250
16974992233698,0cyclictest9-21ksoftirqd/020:23:250
16974992171150,0cyclictest8379-1kworker/0:2H21:48:250
16974992167282,0cyclictest8379-1kworker/0:2H00:23:250
16974992166341,0cyclictest8379-1kworker/0:2H23:03:250
16974992159214,0cyclictest8379-1kworker/0:2H22:28:240
16974992152236,0cyclictest8379-1kworker/0:2H21:18:250
16974992133352,0cyclictest4017-1kworker/0:0H20:18:260
16974992091183,0cyclictest8379-1kworker/0:2H23:23:250
16974992081256,0cyclictest8379-1kworker/0:2H23:18:240
16974992040285,0cyclictest8379-1kworker/0:2H00:18:240
16974992011322,0cyclictest8379-1kworker/0:2H22:23:250
16974991969220,0cyclictest8379-1kworker/0:2H23:08:250
16974991940725,0cyclictest9-21ksoftirqd/023:28:260
16974991879283,0cyclictest8379-1kworker/0:2H00:28:240
169749918631621,0cyclictest8584-21mailstats23:33:330
1697499182933,0cyclictest20592-21perl20:55:590
16974991758240,0cyclictest8379-1kworker/0:2H21:38:250
16974991732707,0cyclictest9-21ksoftirqd/021:13:290
16974991726283,0cyclictest30690-1kworker/0:2H19:43:260
16974991724736,0cyclictest9-21ksoftirqd/022:43:240
16974991704300,0cyclictest30690-1kworker/0:2H19:18:270
16974991698690,0cyclictest9-21ksoftirqd/023:38:250
16974991694220,0cyclictest8379-1kworker/0:2H20:58:250
16974991663608,0cyclictest9-21ksoftirqd/023:58:240
16974991658277,0cyclictest30690-1kworker/0:2H19:58:300
16974991654296,0cyclictest8379-1kworker/0:2H21:53:270
16974991648241,0cyclictest30690-1kworker/0:2H19:38:250
16974991618399,0cyclictest30690-1kworker/0:2H19:33:360
16974991613260,0cyclictest8379-1kworker/0:2H23:13:350
16974991573581,0cyclictest9-21ksoftirqd/020:43:240
16974991564239,0cyclictest8379-1kworker/0:2H22:53:340
16974991557283,0cyclictest30690-1kworker/0:2H19:13:360
16974991548249,0cyclictest25854-21perl21:10:550
16974991546600,0cyclictest9-21ksoftirqd/022:33:340
1697499153780,0cyclictest8379-1kworker/0:2H22:15:560
16974991537287,0cyclictest30690-1kworker/0:2H19:53:360
16974991522727,0cyclictest15656-21aten2.4_r8power23:53:400
16974991514302,0cyclictest30690-1kworker/0:2H19:23:350
16974991506436,0cyclictest9-21ksoftirqd/022:40:540
16974991505253,0cyclictest0-21swapper22:00:470
16974991499275,0cyclictest30690-1kworker/0:2H19:28:280
16974991493260,0cyclictest8379-1kworker/0:2H21:33:350
16974991486759,0cyclictest17419-21cron20:48:290
16974991465335,0cyclictest30690-1kworker/0:2H19:03:210
16974991446266,0cyclictest30690-1kworker/0:2H19:53:300
16974991412566,0cyclictest0-21swapper19:11:010
16974991405240,0cyclictest8379-1kworker/0:2H21:28:260
16974991302310,0cyclictest8379-1kworker/0:2H20:33:300
16974991191726,0cyclictest9-21ksoftirqd/000:14:450
16974991129185,0cyclictest4017-1kworker/0:0H20:13:340
16974991064674,0cyclictest9-21ksoftirqd/020:33:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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