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2026-06-18 - 17:19
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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 Thu Jun 18, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1408099286234,0cyclictest14183-21munin-node06:59:150
140809927311968,0cyclictest0-21swapper07:24:560
1408099271030,0cyclictest31455-1kworker/0:0H07:13:500
14080992684950,0cyclictest4237-21sendmail_mailtr09:49:200
14080992661655,0cyclictest9-21ksoftirqd/007:59:170
14080992563547,0cyclictest9-21ksoftirqd/011:59:170
14080992477279,0cyclictest31455-1kworker/0:0H08:34:170
14080992440559,0cyclictest9-21ksoftirqd/007:04:170
14080992396692,0cyclictest9-21ksoftirqd/010:14:180
14080992352655,0cyclictest9-21ksoftirqd/008:14:170
14080992329272,0cyclictest31455-1kworker/0:0H11:39:170
14080992295310,0cyclictest31455-1kworker/0:0H09:39:170
14080992290577,0cyclictest9-21ksoftirqd/009:19:170
14080992288537,0cyclictest9-21ksoftirqd/009:24:170
14080992287554,0cyclictest9-21ksoftirqd/010:24:170
14080992278267,0cyclictest31455-1kworker/0:0H09:34:160
14080992276570,0cyclictest9-21ksoftirqd/008:04:170
14080992249213,0cyclictest31455-1kworker/0:0H07:34:170
14080992127237,0cyclictest31455-1kworker/0:0H08:39:190
14080992119518,0cyclictest9-21ksoftirqd/011:54:170
140809921091976,0cyclictest0-21swapper07:46:400
14080992001237,0cyclictest31455-1kworker/0:0H11:19:170
14080991933289,0cyclictest31455-1kworker/0:0H07:14:170
14080991909690,0cyclictest19609-21cat07:19:200
14080991907188,0cyclictest31455-1kworker/0:0H08:24:160
14080991902198,0cyclictest31455-1kworker/0:0H09:54:170
14080991844738,0cyclictest9-21ksoftirqd/012:19:150
14080991836637,0cyclictest9-21ksoftirqd/011:34:160
14080991794242,0cyclictest31455-1kworker/0:0H10:59:180
14080991789583,0cyclictest9-21ksoftirqd/011:49:270
14080991772277,0cyclictest31455-1kworker/0:0H11:24:180
14080991769282,0cyclictest31455-1kworker/0:0H11:44:180
14080991726589,0cyclictest31455-1kworker/0:0H10:54:170
14080991712226,0cyclictest31455-1kworker/0:0H08:59:170
14080991680307,0cyclictest31455-1kworker/0:0H09:29:260
14080991655296,0cyclictest31455-1kworker/0:0H11:04:170
14080991643306,0cyclictest31455-1kworker/0:0H08:19:180
14080991629581,0cyclictest9-21ksoftirqd/010:19:180
1408099160330,0cyclictest9-21ksoftirqd/010:39:130
14080991597296,0cyclictest31455-1kworker/0:0H12:24:230
1408099157861,0cyclictest31455-1kworker/0:0H07:51:570
14080991577286,0cyclictest31455-1kworker/0:0H11:29:260
14080991573351,0cyclictest9-21ksoftirqd/010:51:400
14080991531513,0cyclictest9-21ksoftirqd/009:04:240
14080991506407,0cyclictest1595-21jbd2/hda3-807:41:460
14080991482373,0cyclictest1595-21jbd2/hda3-809:51:510
14080991478293,0cyclictest16516-21munin-node12:04:200
14080991477393,0cyclictest9-21ksoftirqd/010:46:340
14080991439744,0cyclictest4450-21runrttasks07:54:160
14080991438550,0cyclictest9-21ksoftirqd/011:11:430
14080991429595,0cyclictest9-21ksoftirqd/008:29:270
14080991421130,0cyclictest4571-21fschecks_count08:11:530
14080991411247,0cyclictest9-21ksoftirqd/008:52:010
14080991405269,0cyclictest9-21ksoftirqd/012:11:470
14080991396368,0cyclictest9-21ksoftirqd/010:01:500
1408099137492,0cyclictest0-21swapper08:56:560
14080991352400,0cyclictest9-21ksoftirqd/009:11:480
1408099134897,0cyclictest31455-1kworker/0:0H09:14:170
14080991348720,0cyclictest9-21ksoftirqd/008:44:210
14080991174252,0cyclictest31455-1kworker/0:0H10:39:160
14080991130699,0cyclictest20055-21wc12:14:170
14080991083253,0cyclictest9-21ksoftirqd/007:30:320
14080991026308,0cyclictest1595-21jbd2/hda3-810:31:070
14080991004331,0cyclictest9-21ksoftirqd/010:10:330
1408099972372,0cyclictest9-21ksoftirqd/010:05:280
1408099909246,0cyclictest9-21ksoftirqd/011:15:030
1016160,0rcuc/00-21swapper06:55:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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