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2026-05-25 - 16:10
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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 376 highest latencies:
System rack8slot1.osadl.org (updated Mon May 25, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4365993302395,0cyclictest4320-21ntpd07:00:420
4365993174823,0cyclictest0-21swapper07:57:290
436599313329,0cyclictest19938-1kworker/0:0H08:36:010
4365992914321,0cyclictest32572-1kworker/0:1H12:00:430
4365992885744,0cyclictest23658-21ls11:00:420
4365992743766,0cyclictest9-21ksoftirqd/010:00:440
4365992718730,0cyclictest13325-21munin-node07:25:430
4365992593526,0cyclictest1595-21jbd2/hda3-809:55:420
43659925472449,0cyclictest0-21swapper10:40:390
4365992480630,0cyclictest30944-21latency_hist08:15:420
4365992460661,0cyclictest9-21ksoftirqd/008:45:420
4365992455236,0cyclictest19938-1kworker/0:0H08:05:440
4365992453236,0cyclictest19938-1kworker/0:0H08:00:440
4365992417229,0cyclictest19938-1kworker/0:0H07:20:420
4365992395438,0cyclictest9-21ksoftirqd/008:40:420
4365992384258,0cyclictest32572-1kworker/0:1H11:40:420
4365992379278,0cyclictest32572-1kworker/0:1H11:55:430
4365992378620,0cyclictest9-21ksoftirqd/012:20:420
4365992361664,0cyclictest9-21ksoftirqd/012:05:420
4365992338741,0cyclictest351-21cat08:20:420
4365992334572,0cyclictest9-21ksoftirqd/010:40:430
4365992323283,0cyclictest19938-1kworker/0:0H09:35:430
4365992321266,0cyclictest32572-1kworker/0:1H10:20:420
4365992309677,0cyclictest18366-21munin-node10:45:430
4365992283434,0cyclictest20475-21munin-node12:25:430
4365992283237,0cyclictest32572-1kworker/0:1H11:25:410
4365992280438,0cyclictest9-21ksoftirqd/009:25:420
4365992273615,0cyclictest25423-21ls11:05:430
4365992244253,0cyclictest19938-1kworker/0:0H08:25:430
4365992237279,0cyclictest32572-1kworker/0:1H12:15:420
4365992212236,0cyclictest32572-1kworker/0:1H11:20:440
4365992165570,0cyclictest21898-21latency_hist10:55:420
4365992159486,0cyclictest9-21ksoftirqd/010:15:420
4365992101171,0cyclictest19938-1kworker/0:0H09:05:420
4365991984219,0cyclictest19938-1kworker/0:0H07:35:420
4365991961152,0cyclictest19938-1kworker/0:0H09:15:420
4365991957328,0cyclictest19938-1kworker/0:0H08:55:430
4365991950301,0cyclictest19938-1kworker/0:0H07:10:460
4365991927222,0cyclictest32572-1kworker/0:1H10:25:420
4365991926216,0cyclictest19938-1kworker/0:0H07:45:440
4365991907246,0cyclictest19938-1kworker/0:0H07:50:480
43659919061756,0cyclictest6320-21munin-node11:45:430
4365991902318,0cyclictest32572-1kworker/0:1H11:15:430
4365991887168,0cyclictest19938-1kworker/0:0H09:20:430
4365991882284,0cyclictest19938-1kworker/0:0H07:15:420
4365991832713,0cyclictest9-21ksoftirqd/011:35:430
4365991832629,0cyclictest9-21ksoftirqd/010:05:420
4365991829682,0cyclictest978-21sendmail_mailtr11:30:470
4365991826258,0cyclictest19938-1kworker/0:0H09:10:460
4365991791578,0cyclictest32281-21which09:50:450
4365991783244,0cyclictest19938-1kworker/0:0H07:40:420
4365991752306,0cyclictest6934-21sendmail_mailtr10:10:450
4365991722578,0cyclictest9-21ksoftirqd/010:30:490
4365991719646,0cyclictest28723-21munin-node09:40:450
436599170136,0cyclictest32572-1kworker/0:1H12:10:460
4365991671192,0cyclictest19938-1kworker/0:0H09:45:420
4365991670617,0cyclictest9-21ksoftirqd/007:30:460
4365991664553,0cyclictest9-21ksoftirqd/010:50:470
4365991643614,0cyclictest9-21ksoftirqd/011:10:470
4365991640534,0cyclictest9-21ksoftirqd/011:50:460
4365991556434,0cyclictest9-21ksoftirqd/007:08:080
4365991549404,0cyclictest9-21ksoftirqd/008:10:510
436599154828,0cyclictest19938-1kworker/0:0H09:33:210
4365991463517,0cyclictest9-21ksoftirqd/008:30:510
4365991462331,0cyclictest9-21ksoftirqd/008:53:120
4365991449378,0cyclictest1595-21jbd2/hda3-809:03:100
43659920152,0cyclictest4333-21latency_hist07:00:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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