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2026-08-04 - 17:30
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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 Tue Aug 04, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
838999339345,0cyclictest111rcu_preempt08:56:560
8389993035711,0cyclictest9-21ksoftirqd/006:56:190
8389992897273,0cyclictest20819-1kworker/0:1H10:56:190
8389992538261,0cyclictest20819-1kworker/0:1H09:31:200
8389992536769,0cyclictest0-21swapper08:16:300
8389992526246,0cyclictest20819-1kworker/0:1H10:11:200
8389992512654,0cyclictest1595-21jbd2/hda3-810:31:200
8389992504696,0cyclictest4450-21runrttasks11:31:200
8389992483435,0cyclictest1595-21jbd2/hda3-811:11:190
8389992461259,0cyclictest20819-1kworker/0:1H09:11:190
8389992455680,0cyclictest9-21ksoftirqd/009:46:240
8389992455618,0cyclictest15430-21latency_hist11:51:190
8389992453678,0cyclictest5616-21which09:51:210
8389992450141,0cyclictest20819-1kworker/0:1H11:26:230
8389992445584,0cyclictest20791-21latency_hist07:31:190
8389992440282,0cyclictest20819-1kworker/0:1H07:26:240
8389992417581,0cyclictest26601-21latency_hist10:51:190
8389992416516,0cyclictest0-21swapper08:11:190
8389992407242,0cyclictest20819-1kworker/0:1H12:11:190
8389992384493,0cyclictest1595-21jbd2/hda3-809:21:200
8389992384228,0cyclictest20819-1kworker/0:1H09:56:200
8389992365632,0cyclictest24334-21latency_hist07:41:200
8389992350233,0cyclictest20819-1kworker/0:1H09:41:200
8389992349279,0cyclictest20819-1kworker/0:1H09:36:190
8389992332663,0cyclictest17235-21latency_hist07:21:190
8389992325215,0cyclictest20819-1kworker/0:1H11:16:190
8389992323248,0cyclictest20819-1kworker/0:1H10:36:190
8389992322627,0cyclictest26230-21chrt07:46:230
8389992319468,0cyclictest0-21swapper08:41:200
8389992317722,0cyclictest25656-21munin-node09:16:200
8389992314692,0cyclictest8912-21latency_hist10:01:200
8389992298579,0cyclictest23056-21latency_hist10:41:200
8389992291515,0cyclictest26051-21latency_hist12:21:190
8389992283548,0cyclictest30234-21munin-node11:01:200
8389992277286,0cyclictest20819-1kworker/0:1H12:16:190
8389992271620,0cyclictest9-21ksoftirqd/007:16:190
8389992252231,0cyclictest20819-1kworker/0:1H11:06:230
8389992246294,0cyclictest20819-1kworker/0:1H07:36:200
8389992242669,0cyclictest9-21ksoftirqd/011:56:190
8389992168282,0cyclictest20819-1kworker/0:1H07:01:190
8389992156517,0cyclictest4906-21latency_hist11:21:200
8389992091312,0cyclictest20819-1kworker/0:1H07:51:200
8389992083106,0cyclictest20819-1kworker/0:1H10:21:190
8389992064284,0cyclictest20819-1kworker/0:1H07:56:190
8389992012656,0cyclictest10785-21latency_hist10:06:240
8389992008320,0cyclictest20819-1kworker/0:1H11:36:190
8389991956328,0cyclictest20819-1kworker/0:1H08:21:200
8389991926131,0cyclictest20819-1kworker/0:1H08:51:180
8389991869240,0cyclictest20819-1kworker/0:1H11:41:190
8389991868480,0cyclictest9-21ksoftirqd/007:06:260
8389991850298,0cyclictest20819-1kworker/0:1H09:26:240
8389991842281,0cyclictest20819-1kworker/0:1H08:46:250
8389991823575,0cyclictest9-21ksoftirqd/008:01:200
8389991814499,0cyclictest1595-21jbd2/hda3-812:06:220
8389991805490,0cyclictest9-21ksoftirqd/010:46:230
8389991766507,0cyclictest17846-21munin-node10:26:230
8389991719216,0cyclictest20819-1kworker/0:1H08:06:250
8389991688660,0cyclictest22125-21ls09:06:250
8389991674598,0cyclictest9-21ksoftirqd/008:26:230
8389991648550,0cyclictest19055-21cut12:01:180
8389991558346,0cyclictest9-21ksoftirqd/008:33:410
8389991550474,0cyclictest13820-21runrttasks11:46:310
8389991519467,0cyclictest9-21ksoftirqd/008:36:250
8389991508327,0cyclictest9-21ksoftirqd/010:18:310
8389991456253,0cyclictest9-21ksoftirqd/009:03:360
8389991320287,0cyclictest9-21ksoftirqd/007:13:390
10111670,0rcuc/04137-21lldpd06:51:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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