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2026-05-08 - 03:58
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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 08, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17167993737429,0cyclictest23937-21df_inode00:02:300
1716799326840,0cyclictest9-21ksoftirqd/023:51:560
17167992647505,0cyclictest9-21ksoftirqd/022:01:470
171679926452329,0cyclictest0-21swapper00:01:400
17167992413220,0cyclictest7580-1kworker/0:0H20:41:460
17167992408276,0cyclictest7580-1kworker/0:0H21:41:460
17167992364242,0cyclictest7580-1kworker/0:0H22:16:450
17167992346713,0cyclictest21075-21munin-node22:21:470
17167992303254,0cyclictest7580-1kworker/0:0H22:56:460
171679922932198,0cyclictest0-21swapper00:12:130
17167992279723,0cyclictest18082-21wc20:36:470
17167992270294,0cyclictest7580-1kworker/0:0H23:01:460
17167992204283,0cyclictest7580-1kworker/0:0H19:36:470
17167992175280,0cyclictest7580-1kworker/0:0H22:26:460
17167992116278,0cyclictest12924-1kworker/0:1H00:16:460
17167992068231,0cyclictest7580-1kworker/0:0H19:01:460
17167992027743,0cyclictest14317-21runrttasks23:34:110
17167991994244,0cyclictest7580-1kworker/0:0H20:01:480
17167991987253,0cyclictest7580-1kworker/0:0H21:36:450
17167991968657,0cyclictest9-21ksoftirqd/019:41:460
17167991950319,0cyclictest7580-1kworker/0:0H23:16:470
17167991926392,0cyclictest7580-1kworker/0:0H23:26:480
17167991903228,0cyclictest7580-1kworker/0:0H20:56:460
17167991895207,0cyclictest7580-1kworker/0:0H21:26:460
17167991843292,0cyclictest7580-1kworker/0:0H23:06:450
17167991829753,0cyclictest25844-21latency_hist19:26:470
17167991823223,0cyclictest7580-1kworker/0:0H21:46:460
17167991800701,0cyclictest21578-21latency_hist20:46:470
171679917981640,0cyclictest24092-21runrttasks19:21:460
17167991795252,0cyclictest7580-1kworker/0:0H22:46:460
17167991767660,0cyclictest1595-21jbd2/hda3-820:26:480
17167991701242,0cyclictest7580-1kworker/0:0H21:16:460
17167991671628,0cyclictest9-21ksoftirqd/021:51:580
17167991670286,0cyclictest7580-1kworker/0:0H19:46:480
17167991668240,0cyclictest7580-1kworker/0:0H22:36:500
17167991666224,0cyclictest12924-1kworker/0:1H23:46:440
17167991662855,0cyclictest1246-21seq00:31:510
17167991649295,0cyclictest12924-1kworker/0:1H00:06:480
17167991611194,0cyclictest7580-1kworker/0:0H21:31:570
17167991603650,0cyclictest17832-21munin-node22:11:570
17167991598262,0cyclictest7580-1kworker/0:0H21:06:460
17167991578157,0cyclictest7580-1kworker/0:0H20:51:580
17167991553181,0cyclictest7580-1kworker/0:0H19:11:570
17167991552228,0cyclictest12924-1kworker/0:1H23:41:500
17167991547708,0cyclictest27667-21mailstats19:31:550
17167991543262,0cyclictest7580-1kworker/0:0H19:16:470
17167991541223,0cyclictest12924-1kworker/0:1H23:36:490
17167991535708,0cyclictest9-21ksoftirqd/022:06:450
17167991533484,0cyclictest20257-21tune2fs19:09:080
17167991525277,0cyclictest7580-1kworker/0:0H23:24:140
17167991510231,0cyclictest7580-1kworker/0:0H20:11:570
171679915031166,0cyclictest7580-1kworker/0:0H22:54:160
17167991490300,0cyclictest7580-1kworker/0:0H21:02:000
17167991489672,0cyclictest9-21ksoftirqd/023:11:560
17167991459242,0cyclictest7580-1kworker/0:0H21:11:580
17167991458346,0cyclictest9-21ksoftirqd/022:44:200
17167991455209,0cyclictest0-21swapper00:24:040
17167991450314,0cyclictest9-21ksoftirqd/019:54:410
17167991438526,0cyclictest9-21ksoftirqd/020:24:210
17167991412445,0cyclictest1595-21jbd2/hda3-820:09:270
171679914121270,0cyclictest7580-1kworker/0:0H19:59:150
17167991374420,0cyclictest1595-21jbd2/hda3-820:34:240
10113720,0rcuc/015307-21cron18:56:390
17167991369245,0cyclictest7580-1kworker/0:0H22:31:560
17167991361428,0cyclictest9-21ksoftirqd/021:24:060
17167991352429,0cyclictest9-21ksoftirqd/020:19:210
17167991299656,0cyclictest9-21ksoftirqd/021:56:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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