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2026-07-20 - 19:40
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack6slot0.osadl.org (updated Mon Jul 20, 2026 13:01:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3598699222214,5cyclictest31747-21sshd10:00:1427
3598699222214,5cyclictest31747-21sshd10:00:1427
3598699222214,5cyclictest31747-21sshd10:00:1427
3598699216194,13cyclictest0-21swapper/3309:50:2727
3598699216194,13cyclictest0-21swapper/3309:50:2727
3598699215203,9cyclictest0-21swapper/3309:40:0627
3598699215203,9cyclictest0-21swapper/3309:40:0627
3598699214200,12cyclictest0-21swapper/3309:40:1827
3598699214200,12cyclictest0-21swapper/3309:40:1827
3598699213198,9cyclictest0-21swapper/3310:27:2927
3598699213198,9cyclictest0-21swapper/3310:27:2927
3598699213197,9cyclictest0-21swapper/3309:31:1027
3598699213197,9cyclictest0-21swapper/3309:31:0927
3598699212203,7cyclictest0-21swapper/3309:45:1527
3598699212203,7cyclictest0-21swapper/3309:45:1427
3598699212198,8cyclictest0-21swapper/3310:20:5327
3598699212198,8cyclictest0-21swapper/3310:20:5227
3598699212198,8cyclictest0-21swapper/3310:20:5227
3598699211204,5cyclictest0-21swapper/3310:05:1227
3598699211204,5cyclictest0-21swapper/3310:05:1127
3598699208197,9cyclictest0-21swapper/3310:19:5827
3598699208197,9cyclictest0-21swapper/3310:19:5827
3598699205196,6cyclictest0-21swapper/3309:55:2027
3598699205196,6cyclictest0-21swapper/3309:55:1927
3598699203189,12cyclictest0-21swapper/3307:40:1327
3598699203189,12cyclictest0-21swapper/3307:40:1327
3597699203196,6cyclictest0-21swapper/2611:54:5119
3597699203196,6cyclictest0-21swapper/2611:54:5119
3597699202180,20cyclictest0-21swapper/2608:05:1219
3598699201195,4cyclictest0-21swapper/3310:13:3027
3598699201195,4cyclictest0-21swapper/3310:13:3027
3598699201193,6cyclictest0-21swapper/3308:08:3727
3597699201178,12cyclictest142650irq/48-eno1-TxRx-611:40:2119
3597699201178,12cyclictest142650irq/48-eno1-TxRx-611:40:2019
3597699200162,29cyclictest0-21swapper/2608:20:2619
3594999200179,17cyclictest0-21swapper/209:19:1412
3594999200179,17cyclictest0-21swapper/209:19:1412
3596999198159,16cyclictest171rcu_preempt08:01:3313
3597699196183,8cyclictest0-21swapper/2611:35:0519
3597699196183,8cyclictest0-21swapper/2611:35:0519
3595099196191,4cyclictest0-21swapper/307:44:0523
3595099196191,4cyclictest0-21swapper/307:44:0523
3598699195191,2cyclictest32935-21systemd-cgroups09:28:3227
3598699195191,2cyclictest32935-21systemd-cgroups09:28:3227
3598699195191,2cyclictest32935-21systemd-cgroups09:28:3127
3597699194185,8cyclictest0-21swapper/2608:35:0119
3597699194185,8cyclictest0-21swapper/2608:35:0019
3597699194184,5cyclictest0-21swapper/2609:22:1219
3597699194184,5cyclictest0-21swapper/2609:22:1219
3597699194182,10cyclictest0-21swapper/2612:30:1219
3597699194182,10cyclictest0-21swapper/2612:30:1219
3597699194181,9cyclictest0-21swapper/2609:19:2819
3597699194181,9cyclictest0-21swapper/2609:19:2819
3597699194176,12cyclictest0-21swapper/2607:54:2819
3597699194176,12cyclictest0-21swapper/2607:54:2819
3598499193188,4cyclictest0-21swapper/3107:52:3825
3598499193188,4cyclictest0-21swapper/3107:52:3825
3598499193157,22cyclictest0-21swapper/3111:50:2725
3598499193157,22cyclictest0-21swapper/3111:50:2725
3597699193188,4cyclictest0-21swapper/2612:15:3219
3597699193188,4cyclictest0-21swapper/2612:15:3219
3597699193188,4cyclictest0-21swapper/2607:30:2719
3597699193188,4cyclictest0-21swapper/2607:30:2719
3598699192187,4cyclictest0-21swapper/3307:39:1227
3598699192187,4cyclictest0-21swapper/3307:39:1227
3598499192187,4cyclictest0-21swapper/3107:41:1525
3598499192187,4cyclictest0-21swapper/3107:41:1425
3597699192180,9cyclictest0-21swapper/2611:57:3319
3597699192180,9cyclictest0-21swapper/2611:57:3219
3597699192180,9cyclictest0-21swapper/2611:57:3219
3597699192177,10cyclictest2900-21kill11:47:0019
3597699192177,10cyclictest2900-21kill11:47:0019
3597699192176,11cyclictest0-21swapper/2612:13:1319
3597699192176,11cyclictest0-21swapper/2612:13:1319
3597699192176,11cyclictest0-21swapper/2612:13:1319
3597699192176,10cyclictest0-21swapper/2612:25:5119
3597699192176,10cyclictest0-21swapper/2612:25:5019
3598099190134,28cyclictest0-21swapper/2811:04:2521
3598099190134,28cyclictest0-21swapper/2811:04:2521
3598099190134,28cyclictest0-21swapper/2811:04:2521
3597699190174,5cyclictest0-21swapper/2609:14:5319
3597699190174,5cyclictest0-21swapper/2609:14:5319
3598699189184,4cyclictest0-21swapper/3307:10:0227
3598699189184,4cyclictest0-21swapper/3307:10:0227
3598699189182,5cyclictest0-21swapper/3310:30:3727
3598699189182,5cyclictest0-21swapper/3310:30:3627
3598099189175,11cyclictest0-21swapper/2809:52:1921
3598099189175,11cyclictest0-21swapper/2809:52:1921
3597699188171,12cyclictest0-21swapper/2609:06:3819
3597699188171,12cyclictest0-21swapper/2609:06:3819
3596199188185,2cyclictest0-21swapper/1207:48:174
3596199188185,2cyclictest0-21swapper/1207:48:164
3597699187173,11cyclictest0-21swapper/2609:00:3319
3597699187173,11cyclictest0-21swapper/2609:00:3219
3597699187157,17cyclictest0-21swapper/2607:43:2119
3597699187157,17cyclictest0-21swapper/2607:43:2119
3596999187133,20cyclictest0-21swapper/2010:01:5113
3596999187133,20cyclictest0-21swapper/2010:01:5013
3596999187133,20cyclictest0-21swapper/2010:01:5013
3597699186177,4cyclictest0-21swapper/2611:36:5019
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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