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2026-03-22 - 12:06
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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 50 highest latencies:
System rack8slot1.osadl.org (updated Sun Mar 22, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2400199446324,0cyclictest0-21swapper23:24:250
240019937713647,0cyclictest0-21swapper23:10:170
240019935813462,0cyclictest0-21swapper00:24:430
2400199343528,0cyclictest26759-21munin-node22:49:300
240019928411832,0cyclictest9-21ksoftirqd/023:54:450
24001992751445,0cyclictest9-21ksoftirqd/022:37:020
24001992745947,0cyclictest20672-21seq00:20:530
24001992658712,0cyclictest4396-21munin-node23:24:310
24001992608300,0cyclictest18636-1kworker/0:0H00:04:310
24001992564705,0cyclictest12973-21munin-node22:04:310
24001992519316,0cyclictest18636-1kworker/0:0H21:04:310
24001992395315,0cyclictest18636-1kworker/0:0H20:04:330
240019923852250,0cyclictest0-21swapper23:04:070
24001992311271,0cyclictest18636-1kworker/0:0H19:04:310
24001992309291,0cyclictest18636-1kworker/0:0H22:19:320
24001992301310,0cyclictest18636-1kworker/0:0H23:04:310
24001992274276,0cyclictest18636-1kworker/0:0H19:49:320
24001992265231,0cyclictest18636-1kworker/0:0H20:29:310
24001992260270,0cyclictest18636-1kworker/0:0H20:39:320
24001992258266,0cyclictest18636-1kworker/0:0H22:09:330
24001992245303,0cyclictest18636-1kworker/0:0H23:39:330
24001992232562,0cyclictest9-21ksoftirqd/019:19:320
24001992221301,0cyclictest18636-1kworker/0:0H19:39:320
24001992105281,0cyclictest18636-1kworker/0:0H19:09:310
24001992061637,0cyclictest1595-21jbd2/hda3-821:44:320
24001992047263,0cyclictest18636-1kworker/0:0H22:24:330
24001992032309,0cyclictest18636-1kworker/0:0H21:14:350
24001991947319,0cyclictest18636-1kworker/0:0H00:09:310
24001991938228,0cyclictest18636-1kworker/0:0H23:29:290
240019918811790,0cyclictest18636-1kworker/0:0H23:59:330
24001991821273,0cyclictest18636-1kworker/0:0H00:29:350
24001991819355,0cyclictest18636-1kworker/0:0H19:29:320
24001991818727,0cyclictest11329-21sendmail_mailtr23:49:340
24001991817231,0cyclictest18636-1kworker/0:0H21:59:310
24001991815290,0cyclictest18636-1kworker/0:0H21:49:330
24001991807267,0cyclictest18636-1kworker/0:0H19:54:360
24001991752272,0cyclictest18636-1kworker/0:0H22:49:320
24001991733760,0cyclictest3249-21munin-node19:44:320
24001991727712,0cyclictest1549-21grep23:14:410
24001991696305,0cyclictest18636-1kworker/0:0H21:24:330
24001991688247,0cyclictest18636-1kworker/0:0H22:39:310
24001991686253,0cyclictest18636-1kworker/0:0H23:44:310
24001991658292,0cyclictest18636-1kworker/0:0H21:29:320
24001991656327,0cyclictest18636-1kworker/0:0H20:19:310
24001991654328,0cyclictest18636-1kworker/0:0H21:54:350
24001991647265,0cyclictest18636-1kworker/0:0H19:14:420
24001991645288,0cyclictest18636-1kworker/0:0H20:59:320
24001991645283,0cyclictest18636-1kworker/0:0H21:09:330
24001991639645,0cyclictest9-21ksoftirqd/020:24:290
24001991612279,0cyclictest18636-1kworker/0:0H22:29:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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