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2026-09-18 - 17:14
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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 Sep 18, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13796993188633,0cyclictest17553-21chrt07:03:490
13796993126570,0cyclictest9-21ksoftirqd/009:59:080
137969931181775,0cyclictest0-21swapper09:53:390
13796992747258,0cyclictest8087-1kworker/0:1H10:53:310
137969927291494,0cyclictest9-21ksoftirqd/011:09:070
13796992598671,0cyclictest9-21ksoftirqd/010:28:300
13796992572598,0cyclictest9-21ksoftirqd/007:58:300
13796992531313,0cyclictest8087-1kworker/0:1H11:53:290
13796992376315,0cyclictest8087-1kworker/0:1H08:48:310
13796992362333,0cyclictest8087-1kworker/0:1H11:28:310
13796992361597,0cyclictest1595-21jbd2/hda3-809:18:300
13796992352664,0cyclictest22069-21latency_hist11:58:300
1379699234746,0cyclictest9-21ksoftirqd/006:53:290
13796992343295,0cyclictest8087-1kworker/0:1H08:18:300
13796992337278,0cyclictest8087-1kworker/0:1H08:38:310
13796992323668,0cyclictest9-21ksoftirqd/009:48:310
1379699232285,0cyclictest8087-1kworker/0:1H08:58:300
13796992320253,0cyclictest8087-1kworker/0:1H10:13:310
13796992309238,0cyclictest28004-1kworker/0:2H07:18:300
13796992308295,0cyclictest8087-1kworker/0:1H10:08:310
13796992305614,0cyclictest9-21ksoftirqd/009:28:310
13796992275604,0cyclictest730-21latency_hist07:48:300
13796992272146,0cyclictest8087-1kworker/0:1H10:48:310
13796992229314,0cyclictest8087-1kworker/0:1H08:28:310
13796992186269,0cyclictest4435-21munin-node11:38:300
13796992161524,0cyclictest9-21ksoftirqd/009:13:300
13796992111184,0cyclictest9-21ksoftirqd/011:03:310
13796992098273,0cyclictest28004-1kworker/0:2H06:58:310
13796992095241,0cyclictest9-21ksoftirqd/008:53:310
1379699202882,0cyclictest28004-1kworker/0:2H07:13:310
13796991926252,0cyclictest8087-1kworker/0:1H11:48:290
137969918661807,0cyclictest19526-21latency_hist10:18:300
13796991855708,0cyclictest9-21ksoftirqd/008:13:300
13796991851295,0cyclictest28004-1kworker/0:2H07:38:290
13796991833266,0cyclictest28004-1kworker/0:2H07:28:290
13796991831553,0cyclictest9-21ksoftirqd/011:13:300
13796991793281,0cyclictest28004-1kworker/0:2H07:08:310
13796991718336,0cyclictest8087-1kworker/0:1H11:18:290
13796991692562,0cyclictest9-21ksoftirqd/009:08:320
13796991669284,0cyclictest28004-1kworker/0:2H07:43:340
13796991667743,0cyclictest5466-21latency_hist09:33:310
13796991645223,0cyclictest28004-1kworker/0:2H08:08:310
13796991637315,0cyclictest8087-1kworker/0:1H09:06:180
13796991627253,0cyclictest8087-1kworker/0:1H11:23:340
13796991604574,0cyclictest9-21ksoftirqd/010:40:450
13796991591115,0cyclictest8087-1kworker/0:1H12:10:530
13796991574277,0cyclictest8087-1kworker/0:1H10:03:400
13796991573138,0cyclictest8087-1kworker/0:1H11:05:580
13796991550438,0cyclictest1595-21jbd2/hda3-812:06:110
13796991543453,0cyclictest1595-21jbd2/hda3-807:35:580
13796991539468,0cyclictest1595-21jbd2/hda3-807:26:090
13796991537352,0cyclictest1595-21jbd2/hda3-811:36:070
13796991534331,0cyclictest8087-1kworker/0:1H10:43:400
137969915311128,0cyclictest8087-1kworker/0:1H09:25:550
13796991519389,0cyclictest9-21ksoftirqd/011:45:490
13796991501467,0cyclictest9-21ksoftirqd/008:45:580
13796991498405,0cyclictest9-21ksoftirqd/012:15:550
10114780,0rcuc/011933-21cron06:48:230
13796991477424,0cyclictest1595-21jbd2/hda3-810:26:080
13796991473344,0cyclictest9-21ksoftirqd/012:20:570
13796991457635,0cyclictest9-21ksoftirqd/008:06:170
13796991455576,0cyclictest9-21ksoftirqd/008:26:170
13796991436559,0cyclictest9-21ksoftirqd/008:36:180
13796991404456,0cyclictest9-21ksoftirqd/007:56:010
13796991365280,0cyclictest8087-1kworker/0:1H09:46:180
13796991318310,0cyclictest8087-1kworker/0:1H09:38:350
13796991200228,0cyclictest8087-1kworker/0:1H10:36:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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