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2026-06-16 - 16:15
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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 Tue Jun 16, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
46289935001003,0cyclictest4627-21cyclictest06:59:230
4628993311340,0cyclictest0-21swapper08:41:140
46289932791185,0cyclictest8040-21runrttasks07:08:110
4628993265719,0cyclictest12696-21latency_hist11:59:230
4628992933232,0cyclictest2866-1kworker/0:0H10:59:240
46289928731678,0cyclictest0-21swapper07:24:590
4628992847690,0cyclictest2943-21latency_hist09:59:230
4628992527314,0cyclictest2866-1kworker/0:0H08:19:240
4628992525231,0cyclictest2866-1kworker/0:0H11:54:230
4628992472311,0cyclictest2866-1kworker/0:0H08:04:230
46289924692324,0cyclictest24099-21latency_hist07:54:240
4628992461294,0cyclictest2866-1kworker/0:0H09:39:250
4628992432567,0cyclictest1595-21jbd2/hda3-808:14:240
4628992411207,0cyclictest2866-1kworker/0:0H07:44:230
4628992393229,0cyclictest3927-21munin-node11:34:220
4628992356281,0cyclictest2866-1kworker/0:0H11:39:240
4628992352343,0cyclictest2866-1kworker/0:0H09:04:240
4628992339570,0cyclictest1595-21jbd2/hda3-811:14:230
4628992336272,0cyclictest2866-1kworker/0:0H07:39:230
4628992334700,0cyclictest7503-21cut11:44:240
4628992324647,0cyclictest21637-21latency_hist12:24:240
4628992323199,0cyclictest2866-1kworker/0:0H09:24:230
4628992315279,0cyclictest2866-1kworker/0:0H07:14:240
4628992309611,0cyclictest1595-21jbd2/hda3-810:24:240
4628992307304,0cyclictest13457-1kworker/0:1H12:04:230
4628992305681,0cyclictest9-21ksoftirqd/010:44:230
4628992301709,0cyclictest9-21ksoftirqd/007:29:280
4628992293245,0cyclictest2866-1kworker/0:0H07:34:230
4628992290566,0cyclictest9-21ksoftirqd/011:19:220
4628992266494,0cyclictest9-21ksoftirqd/011:24:230
4628992190515,0cyclictest18113-21latency_hist12:14:230
4628992183670,0cyclictest13019-21ls08:54:230
4628992126317,0cyclictest2866-1kworker/0:0H10:19:240
4628992123253,0cyclictest2866-1kworker/0:0H07:59:250
4628992002299,0cyclictest2866-1kworker/0:0H08:59:240
4628991990135,0cyclictest2866-1kworker/0:0H10:29:270
4628991977669,0cyclictest9-21ksoftirqd/010:54:230
4628991895393,0cyclictest2866-1kworker/0:0H10:09:330
4628991881566,0cyclictest18318-21munin-node09:09:260
4628991873228,0cyclictest2866-1kworker/0:0H08:34:230
4628991848584,0cyclictest25394-21which09:29:280
4628991836266,0cyclictest2866-1kworker/0:0H10:04:250
4628991802587,0cyclictest9-21ksoftirqd/006:59:200
4628991791611,0cyclictest20451-21sendmail_mailtr10:49:270
4628991779277,0cyclictest2866-1kworker/0:0H09:49:270
4628991775217,0cyclictest2866-1kworker/0:0H11:04:230
4628991711705,0cyclictest2136-21munin-node11:29:250
4628991711233,0cyclictest13457-1kworker/0:1H12:19:230
4628991697290,0cyclictest2866-1kworker/0:0H08:29:270
4628991690670,0cyclictest9490-21mailstats08:44:290
4628991648253,0cyclictest2866-1kworker/0:0H08:09:270
4628991642625,0cyclictest9-21ksoftirqd/009:14:250
4628991621173,0cyclictest2866-1kworker/0:0H11:49:380
4628991609635,0cyclictest8062-21cat10:14:230
46289915801132,0cyclictest13457-1kworker/0:1H12:11:470
4628991501250,0cyclictest1595-21jbd2/hda3-808:51:450
462899149530,0cyclictest2866-1kworker/0:0H09:56:540
4628991478321,0cyclictest1595-21jbd2/hda3-809:21:460
4628991435424,0cyclictest9-21ksoftirqd/009:36:450
4628991415582,0cyclictest1595-21jbd2/hda3-807:51:420
4628991412547,0cyclictest9-21ksoftirqd/007:21:440
4628991380191,0cyclictest2866-1kworker/0:0H07:09:300
4628991378499,0cyclictest9-21ksoftirqd/009:44:260
4628991369284,0cyclictest9-21ksoftirqd/010:41:440
4628991334292,0cyclictest2866-1kworker/0:0H10:36:540
4628991323443,0cyclictest9-21ksoftirqd/008:26:420
4628991278337,0cyclictest9-21ksoftirqd/011:11:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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