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2026-06-12 - 02:59
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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 376 highest latencies:
System rack8slot1.osadl.org (updated Fri Jun 12, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3237499429523,0cyclictest0-21swapper21:24:340
323749935701021,0cyclictest111rcu_preempt00:00:360
32374993217640,0cyclictest0-21swapper22:56:430
323749931173004,0cyclictest0-21swapper23:29:390
323749930941390,0cyclictest9-21ksoftirqd/023:59:350
32374992796654,0cyclictest15562-21cron00:19:380
32374992627658,0cyclictest8943-21cat19:24:390
32374992603570,0cyclictest26147-21cron21:44:380
32374992595559,0cyclictest24375-21cron21:39:380
32374992592287,0cyclictest13782-1kworker/0:0H22:34:390
32374992590274,0cyclictest13782-1kworker/0:0H20:04:390
32374992589269,0cyclictest13782-1kworker/0:0H19:34:390
32374992585543,0cyclictest0-21swapper19:44:530
32374992579618,0cyclictest1595-21jbd2/hda3-819:39:390
32374992571682,0cyclictest9-21ksoftirqd/023:14:380
32374992552275,0cyclictest13782-1kworker/0:0H19:04:390
323749925041992,0cyclictest0-21swapper23:49:380
32374992499221,0cyclictest13782-1kworker/0:0H19:54:390
32374992496595,0cyclictest9-21ksoftirqd/021:59:390
32374992496248,0cyclictest13782-1kworker/0:0H22:44:390
32374992472703,0cyclictest3585-21latency_hist19:09:420
32374992450247,0cyclictest13782-1kworker/0:0H20:39:400
32374992432668,0cyclictest9020-21munin-node22:29:420
32374992427195,0cyclictest13782-1kworker/0:0H21:04:390
32374992409673,0cyclictest4137-21lldpd22:39:380
32374992384705,0cyclictest1595-21jbd2/hda3-819:49:430
32374992338674,0cyclictest1595-21jbd2/hda3-821:49:420
32374992326701,0cyclictest0-21swapper23:04:390
32374992300262,0cyclictest13782-1kworker/0:0H23:09:420
32374992283277,0cyclictest13782-1kworker/0:0H22:04:380
32374992229265,0cyclictest13782-1kworker/0:0H23:39:380
32374992225295,0cyclictest13782-1kworker/0:0H23:34:380
32374992220588,0cyclictest32041-21which20:29:420
32374992204542,0cyclictest9-21ksoftirqd/020:54:390
32374992150264,0cyclictest13782-1kworker/0:0H00:14:380
32374992141301,0cyclictest13782-1kworker/0:0H20:34:390
32374992113259,0cyclictest13782-1kworker/0:0H18:59:370
32374992049254,0cyclictest13782-1kworker/0:0H19:59:390
32374992038274,0cyclictest13782-1kworker/0:0H23:19:390
32374992022242,0cyclictest13782-1kworker/0:0H20:59:390
32374991985281,0cyclictest13782-1kworker/0:0H20:24:400
3237499196495,0cyclictest13782-1kworker/0:0H22:09:430
32374991956128,0cyclictest13782-1kworker/0:0H00:04:380
32374991912223,0cyclictest13782-1kworker/0:0H22:24:390
32374991897743,0cyclictest16117-21sendmail_mailtr22:49:420
32374991856227,0cyclictest13782-1kworker/0:0H19:19:400
32374991807239,0cyclictest13782-1kworker/0:0H22:14:390
32374991754691,0cyclictest9-21ksoftirqd/020:49:490
323749917391686,0cyclictest29235-21cron21:54:390
32374991726294,0cyclictest13782-1kworker/0:0H00:09:420
32374991659158,0cyclictest13782-1kworker/0:0H20:09:420
32374991570639,0cyclictest9-21ksoftirqd/021:36:570
32374991561217,0cyclictest13782-1kworker/0:0H20:49:430
32374991547591,0cyclictest31693-21fschecks_count23:31:550
3237499154384,0cyclictest13782-1kworker/0:0H23:51:590
32374991543417,0cyclictest21018-21sshd23:01:540
323749915411068,0cyclictest13782-1kworker/0:0H21:26:530
32374991540233,0cyclictest13782-1kworker/0:0H21:14:380
32374991538398,0cyclictest4450-21runrttasks21:31:530
32374991537195,0cyclictest13782-1kworker/0:0H19:14:400
3237499151928,0cyclictest13782-1kworker/0:0H20:21:530
32374991502507,0cyclictest6691-21tune2fs22:21:440
32374991457269,0cyclictest9-21ksoftirqd/021:11:580
3237499143928,0cyclictest13782-1kworker/0:0H00:26:550
32374991431539,0cyclictest26607-21latency_hist20:14:380
32374991429606,0cyclictest9-21ksoftirqd/019:29:450
10111300,0rcuc/09-21ksoftirqd/018:54:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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