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2026-05-11 - 15:56
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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 792 highest latencies:
System rack8slot1.osadl.org (updated Mon May 11, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
209389929401593,0cyclictest9-21ksoftirqd/007:01:320
20938992916231,0cyclictest8401-1kworker/0:1H11:01:330
20938992824667,0cyclictest29106-21latency_hist12:01:320
209389926282012,0cyclictest0-21swapper07:13:270
20938992591243,0cyclictest8401-1kworker/0:1H08:01:350
20938992558396,0cyclictest1595-21jbd2/hda3-810:36:320
20938992511310,0cyclictest8401-1kworker/0:1H10:41:330
20938992469653,0cyclictest23892-21latency_hist11:46:320
20938992467616,0cyclictest1595-21jbd2/hda3-812:16:310
20938992462675,0cyclictest0-21swapper07:36:320
20938992421194,0cyclictest8401-1kworker/0:1H10:46:320
20938992420519,0cyclictest5668-21cat12:26:320
20938992410255,0cyclictest8401-1kworker/0:1H08:56:320
20938992396514,0cyclictest15123-21latency_hist11:21:320
20938992389489,0cyclictest9-21ksoftirqd/007:41:330
20938992389263,0cyclictest8401-1kworker/0:1H09:26:320
20938992375645,0cyclictest0-21swapper11:16:320
20938992366326,0cyclictest28621-21latency_hist10:26:320
20938992355593,0cyclictest1595-21jbd2/hda3-810:56:320
20938992348259,0cyclictest8401-1kworker/0:1H10:16:320
20938992343236,0cyclictest8401-1kworker/0:1H08:36:330
20938992335618,0cyclictest9-21ksoftirqd/007:31:370
20938992329249,0cyclictest8401-1kworker/0:1H09:56:320
20938992327270,0cyclictest8401-1kworker/0:1H10:06:330
20938992323748,0cyclictest18403-21latency_hist08:26:330
20938992310619,0cyclictest9-21ksoftirqd/008:41:330
20938992308763,0cyclictest12165-21which11:11:350
20938992300273,0cyclictest8401-1kworker/0:1H12:21:310
20938992297555,0cyclictest9-21ksoftirqd/011:31:360
20938992251659,0cyclictest20997-21cut07:01:290
20938992227101,0cyclictest8401-1kworker/0:1H08:21:320
20938992087278,0cyclictest8401-1kworker/0:1H09:06:320
20938992079239,0cyclictest8401-1kworker/0:1H09:01:320
20938992051286,0cyclictest8401-1kworker/0:1H07:56:320
20938992048299,0cyclictest8401-1kworker/0:1H10:21:330
20938992027112,0cyclictest8401-1kworker/0:1H08:46:330
20938992021271,0cyclictest8401-1kworker/0:1H11:36:310
20938991957619,0cyclictest0-21swapper07:51:360
20938991947213,0cyclictest8401-1kworker/0:1H11:26:310
20938991925267,0cyclictest8401-1kworker/0:1H09:51:360
20938991901119,0cyclictest8401-1kworker/0:1H07:26:310
20938991865672,0cyclictest9-21ksoftirqd/008:16:330
20938991860313,0cyclictest8401-1kworker/0:1H08:31:360
20938991829230,0cyclictest8401-1kworker/0:1H12:11:360
20938991817701,0cyclictest5072-21sendmail_mailtr10:51:360
20938991705276,0cyclictest8401-1kworker/0:1H08:51:370
20938991701261,0cyclictest8401-1kworker/0:1H08:11:360
20938991679267,0cyclictest8401-1kworker/0:1H07:21:310
2093899166827,0cyclictest8401-1kworker/0:1H07:48:490
20938991650614,0cyclictest30873-21cron12:06:310
20938991648487,0cyclictest19758-21cat10:01:320
2093899160630,0cyclictest8401-1kworker/0:1H07:18:540
209389915711132,0cyclictest8401-1kworker/0:1H08:08:590
20938991544316,0cyclictest9-21ksoftirqd/011:43:540
20938991500444,0cyclictest26957-21fschecks_time11:53:470
20938991487130,0cyclictest8401-1kworker/0:1H11:56:310
20938991466423,0cyclictest11659-21fschecks_time11:08:500
20938991452339,0cyclictest9-21ksoftirqd/007:08:570
2093899145029,0cyclictest8401-1kworker/0:1H10:14:020
20938991447109,0cyclictest8401-1kworker/0:1H10:32:430
209389914211132,0cyclictest8401-1kworker/0:1H09:14:050
2093899139897,0cyclictest8401-1kworker/0:1H09:41:330
20938991327223,0cyclictest9-21ksoftirqd/009:38:400
20938991320363,0cyclictest9-21ksoftirqd/009:48:510
20938991312218,0cyclictest9-21ksoftirqd/009:33:530
20938991301284,0cyclictest9-21ksoftirqd/009:23:510
20938991292245,0cyclictest9-21ksoftirqd/009:18:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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