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2026-05-01 - 18:01
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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 highest latencies:
System rack8slot1.osadl.org (updated Fri May 01, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
229969929111458,0cyclictest0-21swapper07:02:070
22996992668692,0cyclictest9-21ksoftirqd/011:02:090
22996992649557,0cyclictest16207-21munin-node09:47:080
22996992446243,0cyclictest17517-1kworker/0:2H11:27:070
22996992397261,0cyclictest17517-1kworker/0:2H10:07:090
22996992389636,0cyclictest9-21ksoftirqd/011:17:060
22996992388531,0cyclictest10164-21runrttasks07:57:080
22996992377716,0cyclictest9-21ksoftirqd/010:27:080
22996992369263,0cyclictest17517-1kworker/0:2H08:27:080
22996992366778,0cyclictest9144-21ls09:27:070
22996992360252,0cyclictest17517-1kworker/0:2H07:22:090
22996992357249,0cyclictest17517-1kworker/0:2H08:47:090
22996992354508,0cyclictest9-21ksoftirqd/010:22:080
22996992329705,0cyclictest2925-21latency_hist07:37:080
22996992329126,0cyclictest17517-1kworker/0:2H10:17:080
22996992305608,0cyclictest3890-21latency_hist12:17:070
22996992303221,0cyclictest17517-1kworker/0:2H11:47:070
22996992274500,0cyclictest19767-21latency_hist09:57:080
22996992216301,0cyclictest17517-1kworker/0:2H07:47:080
22996992161217,0cyclictest17517-1kworker/0:2H08:42:080
22996992099199,0cyclictest17517-1kworker/0:2H09:37:070
22996992068243,0cyclictest17517-1kworker/0:2H12:27:070
22996992056246,0cyclictest17517-1kworker/0:2H11:37:070
22996992053434,0cyclictest9-21ksoftirqd/009:42:070
22996992041202,0cyclictest17517-1kworker/0:2H11:42:080
22996992023258,0cyclictest17517-1kworker/0:2H08:17:070
22996992012264,0cyclictest17517-1kworker/0:2H09:02:080
22996991991287,0cyclictest17517-1kworker/0:2H12:02:090
22996991958283,0cyclictest17517-1kworker/0:2H07:42:080
22996991948274,0cyclictest17517-1kworker/0:2H08:57:080
22996991939244,0cyclictest17517-1kworker/0:2H11:22:070
22996991931212,0cyclictest17517-1kworker/0:2H10:57:080
22996991925236,0cyclictest17517-1kworker/0:2H08:12:130
22996991903249,0cyclictest17517-1kworker/0:2H08:07:070
22996991855648,0cyclictest9-21ksoftirqd/011:32:110
22996991853135,0cyclictest17517-1kworker/0:2H11:07:070
22996991852190,0cyclictest17517-1kworker/0:2H10:52:110
22996991842243,0cyclictest17517-1kworker/0:2H11:57:070
22996991799248,0cyclictest17517-1kworker/0:2H11:12:110
22996991758590,0cyclictest31918-21munin-node07:27:080
22996991751670,0cyclictest29613-21munin-node08:52:120
22996991731489,0cyclictest9-21ksoftirqd/007:02:040
22996991722665,0cyclictest2184-21munin-node12:12:110
22996991713703,0cyclictest448-21mailstats12:07:110
22996991712689,0cyclictest8387-21chrt07:52:110
22996991709217,0cyclictest17517-1kworker/0:2H10:42:050
22996991679514,0cyclictest9-21ksoftirqd/007:14:230
22996991651275,0cyclictest17517-1kworker/0:2H10:47:060
22996991647265,0cyclictest17517-1kworker/0:2H09:17:100
22996991637566,0cyclictest9-21ksoftirqd/009:12:170
22996991628272,0cyclictest17517-1kworker/0:2H08:32:120
22996991620621,0cyclictest1595-21jbd2/hda3-810:42:100
22996991618281,0cyclictest17517-1kworker/0:2H09:52:110
2299699160964,0cyclictest17517-1kworker/0:2H08:22:080
22996991522188,0cyclictest17517-1kworker/0:2H08:02:070
22996991519417,0cyclictest9-21ksoftirqd/009:09:290
22996991506248,0cyclictest9-21ksoftirqd/007:19:230
229969915021240,0cyclictest17517-1kworker/0:2H10:04:370
22996991480305,0cyclictest9-21ksoftirqd/008:39:300
22996991468532,0cyclictest1595-21jbd2/hda3-807:34:290
22996991434309,0cyclictest9-21ksoftirqd/007:09:300
22996991417220,0cyclictest9-21ksoftirqd/009:34:360
22996991372145,0cyclictest17517-1kworker/0:2H10:14:330
229969913551031,0cyclictest17517-1kworker/0:2H11:54:380
22996991352277,0cyclictest9-21ksoftirqd/012:24:210
22996991339470,0cyclictest572-21fschecks_count10:34:390
22996991025472,0cyclictest9-21ksoftirqd/009:22:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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