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2026-05-15 - 09:10
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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 15, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18328993137459,0cyclictest9-21ksoftirqd/023:06:210
1832899293155,0cyclictest9-21ksoftirqd/023:31:230
183289927942665,0cyclictest0-21swapper21:26:150
18328992793651,0cyclictest16068-21chrt22:01:200
18328992718280,0cyclictest17329-1kworker/0:1H19:16:210
18328992697692,0cyclictest9-21ksoftirqd/023:01:200
18328992636253,0cyclictest17329-1kworker/0:1H20:01:210
183289926182194,0cyclictest22003-21mailstats23:51:260
18328992595605,0cyclictest1595-21jbd2/hda3-800:26:200
18328992453263,0cyclictest17329-1kworker/0:1H19:56:200
18328992419715,0cyclictest9-21ksoftirqd/019:01:200
18328992389126,0cyclictest31670-1kworker/0:0H23:16:200
18328992387648,0cyclictest9-21ksoftirqd/019:26:210
18328992385264,0cyclictest17329-1kworker/0:1H21:06:210
18328992374835,0cyclictest13833-21ls20:21:200
18328992368706,0cyclictest1595-21jbd2/hda3-822:16:200
18328992367285,0cyclictest17329-1kworker/0:1H20:56:210
18328992363807,0cyclictest24889-21munin-node22:26:210
18328992357782,0cyclictest1435-21latency_hist19:46:200
18328992352276,0cyclictest17329-1kworker/0:1H22:46:210
18328992340674,0cyclictest1595-21jbd2/hda3-819:21:220
18328992334273,0cyclictest17329-1kworker/0:1H22:36:200
18328992330696,0cyclictest14312-21sed21:56:200
18328992329582,0cyclictest9-21ksoftirqd/020:06:200
18328992327639,0cyclictest11317-21latency_hist23:21:200
18328992320280,0cyclictest17329-1kworker/0:1H20:16:200
18328992315307,0cyclictest17329-1kworker/0:1H22:41:200
18328992310595,0cyclictest9-21ksoftirqd/022:21:200
18328992304707,0cyclictest0-21swapper21:26:200
18328992293298,0cyclictest17329-1kworker/0:1H19:36:210
18328992292279,0cyclictest17329-1kworker/0:1H22:06:200
18328992284497,0cyclictest9-21ksoftirqd/020:46:200
18328992274289,0cyclictest17329-1kworker/0:1H21:36:200
18328992268258,0cyclictest17329-1kworker/0:1H20:41:210
18328992251305,0cyclictest31670-1kworker/0:0H23:56:200
18328992224733,0cyclictest747-21latency_hist21:16:200
18328992214830,0cyclictest20189-21munin-node19:06:200
18328992080617,0cyclictest9-21ksoftirqd/000:16:210
18328992038303,0cyclictest31670-1kworker/0:0H23:41:200
18328991988798,0cyclictest9-21ksoftirqd/000:01:200
18328991952113,0cyclictest31670-1kworker/0:0H23:36:200
18328991945181,0cyclictest31670-1kworker/0:0H22:56:200
18328991938587,0cyclictest23941-1kworker/0:1H00:12:010
18328991852818,0cyclictest19118-21munin-node20:36:200
18328991851588,0cyclictest9-21ksoftirqd/022:31:240
18328991841342,0cyclictest17329-1kworker/0:1H19:41:190
18328991786244,0cyclictest17329-1kworker/0:1H21:41:200
18328991756291,0cyclictest31670-1kworker/0:0H22:51:240
18328991746536,0cyclictest24414-21munin-node20:51:240
18328991706233,0cyclictest17329-1kworker/0:1H20:11:300
18328991691604,0cyclictest9-21ksoftirqd/021:31:230
18328991668559,0cyclictest16952-21tune2fs20:28:550
18328991644648,0cyclictest14956-21ls23:31:240
18328991640258,0cyclictest17329-1kworker/0:1H19:51:290
18328991613623,0cyclictest22086-21aten2.4_r8power23:51:340
18328991592249,0cyclictest17329-1kworker/0:1H21:11:250
18328991569245,0cyclictest17329-1kworker/0:1H19:31:250
18328991553215,0cyclictest17329-1kworker/0:1H22:11:290
18328991541232,0cyclictest9-21ksoftirqd/020:33:500
18328991509706,0cyclictest12596-21seq21:51:300
1832899146632,0cyclictest23941-1kworker/0:1H00:23:390
18328991415573,0cyclictest9-21ksoftirqd/019:01:160
18328991411414,0cyclictest28072-21tune2fs00:08:390
18328991347336,0cyclictest9-21ksoftirqd/021:03:440
18328991332279,0cyclictest17329-1kworker/0:1H21:51:250
18328991327536,0cyclictest9-21ksoftirqd/023:11:280
18328991127294,0cyclictest17329-1kworker/0:1H19:11:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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