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2026-07-03 - 07:56
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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 100 highest latencies:
System rack8slot1.osadl.org (updated Fri Jul 03, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26359937093604,0cyclictest7544-21fschecks_time19:10:320
26359931863091,0cyclictest0-21swapper00:00:260
26359928241996,0cyclictest0-21swapper23:58:180
2635992700258,0cyclictest19965-1kworker/0:0H22:53:210
2635992624256,0cyclictest19965-1kworker/0:0H19:13:210
2635992583309,0cyclictest19965-1kworker/0:0H20:48:250
2635992506319,0cyclictest30736-1kworker/0:1H00:23:210
2635992490546,0cyclictest14644-21latency_hist22:38:210
2635992490446,0cyclictest9-21ksoftirqd/000:08:240
2635992450634,0cyclictest28825-21latency_hist23:18:210
2635992417716,0cyclictest9-21ksoftirqd/019:43:220
2635992403614,0cyclictest11137-21latency_hist20:53:220
2635992391650,0cyclictest31029-21latency_hist20:18:210
2635992365573,0cyclictest17585-21latency_hist00:18:210
2635992363548,0cyclictest9-21ksoftirqd/020:33:220
2635992359217,0cyclictest19965-1kworker/0:0H21:38:220
2635992357157,0cyclictest19965-1kworker/0:0H20:03:210
26359923411278,0cyclictest0-21swapper00:13:300
2635992332255,0cyclictest19965-1kworker/0:0H22:03:220
2635992320568,0cyclictest1595-21jbd2/hda3-821:43:210
2635992306233,0cyclictest19965-1kworker/0:0H20:13:220
2635992295628,0cyclictest0-21swapper23:13:200
2635992283270,0cyclictest19965-1kworker/0:0H21:53:230
2635992283255,0cyclictest19965-1kworker/0:0H21:08:260
2635992281245,0cyclictest19965-1kworker/0:0H22:48:250
2635992279565,0cyclictest9-21ksoftirqd/023:43:210
2635992272602,0cyclictest9-21ksoftirqd/022:13:210
2635992260536,0cyclictest9-21ksoftirqd/022:08:250
2635992245278,0cyclictest19965-1kworker/0:0H20:43:210
2635992236524,0cyclictest9-21ksoftirqd/021:18:210
2635992184299,0cyclictest19965-1kworker/0:0H21:58:210
2635992144200,0cyclictest9-21ksoftirqd/022:58:230
2635992122178,0cyclictest19965-1kworker/0:0H19:03:210
2635992093284,0cyclictest19965-1kworker/0:0H19:38:220
2635992085230,0cyclictest19965-1kworker/0:0H19:58:230
2635992085227,0cyclictest30736-1kworker/0:1H00:03:200
2635992028263,0cyclictest19965-1kworker/0:0H21:13:220
2635992022514,0cyclictest9-21ksoftirqd/023:33:220
2635991991242,0cyclictest19965-1kworker/0:0H23:08:250
2635991965230,0cyclictest19965-1kworker/0:0H21:03:210
2635991934260,0cyclictest19965-1kworker/0:0H19:33:210
2635991886250,0cyclictest19965-1kworker/0:0H22:18:220
2635991871363,0cyclictest9-21ksoftirqd/023:23:210
2635991865237,0cyclictest19965-1kworker/0:0H20:28:250
2635991863608,0cyclictest1595-21jbd2/hda3-818:58:170
2635991856257,0cyclictest19965-1kworker/0:0H22:43:210
2635991843369,0cyclictest21787-21tune2fs19:50:580
2635991837639,0cyclictest9-21ksoftirqd/018:58:200
2635991793600,0cyclictest9-21ksoftirqd/023:48:250
2635991791207,0cyclictest19965-1kworker/0:0H19:18:220
2635991751561,0cyclictest11101-21munin-node22:28:240
2635991743567,0cyclictest23542-21mailstats21:28:260
2635991729575,0cyclictest9-21ksoftirqd/020:58:290
2635991687231,0cyclictest30736-1kworker/0:1H23:28:260
2635991545372,0cyclictest9-21ksoftirqd/019:25:480
2635991525396,0cyclictest9-21ksoftirqd/022:35:460
2635991509367,0cyclictest9-21ksoftirqd/019:30:470
2635991501205,0cyclictest30736-1kworker/0:1H23:38:210
2635991477421,0cyclictest7176-21fschecks_count20:40:410
2635991475193,0cyclictest19965-1kworker/0:0H21:48:240
2635991462195,0cyclictest19965-1kworker/0:0H21:33:220
2635991450368,0cyclictest1663-21tune2fs20:25:300
2635991442536,0cyclictest1595-21jbd2/hda3-819:53:220
2635991422232,0cyclictest19965-1kworker/0:0H21:23:200
2635991404517,0cyclictest0-21swapper23:05:390
2635991403202,0cyclictest9-21ksoftirqd/020:10:340
2635991353273,0cyclictest19965-1kworker/0:0H22:25:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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