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2026-07-04 - 12:45
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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 Sat Jul 04, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
298649931713058,0cyclictest0-21swapper22:58:170
29864992882570,0cyclictest0-21swapper23:58:140
29864992543657,0cyclictest1595-21jbd2/hda3-820:38:190
29864992443263,0cyclictest16943-1kworker/0:0H21:58:190
29864992433561,0cyclictest9-21ksoftirqd/000:23:180
29864992423115,0cyclictest16943-1kworker/0:0H18:58:180
29864992346255,0cyclictest16943-1kworker/0:0H20:03:190
29864992327719,0cyclictest9-21ksoftirqd/019:33:190
298649923241950,0cyclictest0-21swapper23:18:160
29864992323628,0cyclictest9-21ksoftirqd/022:53:200
29864992305612,0cyclictest9-21ksoftirqd/021:38:180
29864992303274,0cyclictest16943-1kworker/0:0H20:13:190
29864992288802,0cyclictest24883-21munin-node23:43:180
29864992284676,0cyclictest1595-21jbd2/hda3-819:13:180
29864992274687,0cyclictest9-21ksoftirqd/019:38:190
29864992235281,0cyclictest16943-1kworker/0:0H23:23:180
298649922312040,0cyclictest9-21ksoftirqd/023:59:240
29864992220560,0cyclictest9-21ksoftirqd/022:33:180
29864992162247,0cyclictest16943-1kworker/0:0H23:18:190
29864992158763,0cyclictest9-21ksoftirqd/021:03:180
29864992155195,0cyclictest16943-1kworker/0:0H23:38:190
29864992042263,0cyclictest16943-1kworker/0:0H21:33:180
298649920341974,0cyclictest17445-21munin-node19:58:190
29864992014219,0cyclictest16943-1kworker/0:0H20:23:200
29864991982203,0cyclictest16943-1kworker/0:0H20:18:180
29864991898193,0cyclictest16943-1kworker/0:0H19:03:200
29864991820263,0cyclictest16943-1kworker/0:0H22:28:220
29864991798240,0cyclictest16943-1kworker/0:0H00:08:280
29864991782543,0cyclictest9-21ksoftirqd/022:03:190
29864991776334,0cyclictest16943-1kworker/0:0H20:53:190
29864991776290,0cyclictest16943-1kworker/0:0H23:28:220
29864991743616,0cyclictest9-21ksoftirqd/022:38:190
29864991699789,0cyclictest31923-21munin-node00:03:190
29864991678249,0cyclictest16943-1kworker/0:0H22:18:200
2986499165488,0cyclictest0-21swapper19:51:060
29864991643225,0cyclictest16943-1kworker/0:0H20:58:190
29864991642234,0cyclictest16943-1kworker/0:0H21:28:230
29864991640934,0cyclictest0-21swapper19:11:060
29864991613172,0cyclictest16943-1kworker/0:0H21:53:190
29864991583579,0cyclictest9-21ksoftirqd/020:28:230
29864991565468,0cyclictest9-21ksoftirqd/023:03:180
29864991560193,0cyclictest9-21ksoftirqd/000:20:450
29864991549491,0cyclictest9-21ksoftirqd/022:08:220
29864991514263,0cyclictest16943-1kworker/0:0H00:13:180
29864991510298,0cyclictest16943-1kworker/0:0H21:13:280
29864991502354,0cyclictest1595-21jbd2/hda3-821:51:090
29864991490239,0cyclictest16943-1kworker/0:0H19:18:230
29864991463282,0cyclictest9-21ksoftirqd/022:51:070
29864991405648,0cyclictest20639-21seq20:08:300
29864991403313,0cyclictest1595-21jbd2/hda3-821:20:580
29864991399109,0cyclictest16943-1kworker/0:0H23:35:470
29864991398526,0cyclictest0-21swapper19:55:460
29864991393368,0cyclictest1595-21jbd2/hda3-822:15:500
2986499138630,0cyclictest16943-1kworker/0:0H20:53:150
29864991377563,0cyclictest9-21ksoftirqd/022:48:220
29864991372317,0cyclictest1595-21jbd2/hda3-823:50:520
29864991353345,0cyclictest1595-21jbd2/hda3-821:11:040
29864991345183,0cyclictest16943-1kworker/0:0H22:23:190
29864991284329,0cyclictest16943-1kworker/0:0H19:44:300
29864991253199,0cyclictest16943-1kworker/0:0H20:48:230
29864991232697,0cyclictest12587-21cron21:23:190
29864991221433,0cyclictest9-21ksoftirqd/021:48:220
29864991184285,0cyclictest16943-1kworker/0:0H19:23:200
29864991152576,0cyclictest9-21ksoftirqd/020:33:200
2986499913561,0cyclictest9-21ksoftirqd/019:29:410
2986499825525,0cyclictest29908-21latency_hist18:58:140
298649976633,0cyclictest16943-1kworker/0:0H23:09:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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