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2026-03-28 - 05:54
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 376 highest latencies:
System rack3slot7.osadl.org (updated Sat Mar 28, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/05097-21kworker/0:018:58:290
794498167154cyclictest0-21swapper00:29:020
14991310watchdog/08092-21seq20:48:070
14991280watchdog/015347-21runrttasks22:55:030
2460501070irq/11-eth04037-21seq22:18:370
14991060watchdog/017398-21latency_hist21:18:070
2460501050irq/11-eth03019-21runrttasks22:11:390
14991050watchdog/03019-21runrttasks00:08:240
2460501040irq/11-eth026951-21cpu20:03:280
14991030watchdog/028252-21idleruntime23:38:200
14991030watchdog/019598-21kernelversion19:38:390
14991020watchdog/06831-21cpu22:28:270
1499990watchdog/021805-21runrttasks19:46:590
246050980irq/11-eth08692-21awk19:03:350
246050980irq/11-eth05075-21sshd22:23:180
1499980watchdog/024113-21nfs_client19:53:350
1499980watchdog/022355-21df_inode21:33:270
1499980watchdog/013590-21latency19:18:470
1499970watchdog/03019-21runrttasks20:38:070
1499970watchdog/01939-21seq20:28:150
1499950watchdog/03019-21runrttasks23:19:550
1499930watchdog/028682-21nfs_client21:53:350
7944989213cyclictest31408-21df22:03:240
246050920irq/11-eth09919-21cpu22:38:280
1499920watchdog/027269-21aten2.4_r3power23:33:400
246050900irq/11-eth015541-21chrt21:11:250
246050890irq/11-eth010114-21iostat20:53:320
1499890watchdog/027085-21sensors21:48:310
1499890watchdog/014334-21latency_hist19:23:070
1499880watchdog/04089-21aten2.4_r3power00:03:400
1499880watchdog/01220-21missed_timers20:23:510
246050850irq/11-eth023901-21df_inode21:38:430
1499850watchdog/03019-21runrttasks19:31:030
1499850watchdog/028736-21nfs_client20:08:350
7944988312cyclictest12787-21munin-node21:03:340
7944988224cyclictest19804-21cstates21:23:500
7944988114cyclictest12660-21ls21:03:060
7944988113cyclictest3019-21runrttasks20:33:150
7944988016cyclictest3019-21runrttasks00:18:140
7944988012cyclictest31321-21munin-node20:18:480
246050800irq/11-eth019615-21basename23:08:450
246050800irq/11-eth017868-21nfs_client23:03:370
7944987928cyclictest11620-21iostat22:43:330
1499790watchdog/029712-21munin-node23:43:200
1499780watchdog/023606-21mailstats23:23:190
92927712sleep0939-21munin-node23:53:410
7944987712cyclictest20495-21munin-node21:28:440
7944987712cyclictest15845-21sendmail_mailtr22:58:170
1499770watchdog/09375-21seq20:51:310
1499770watchdog/022424-21unixbench_singl19:48:310
7944987613cyclictest8130-21munin-node22:33:280
7944987613cyclictest17834-21grep19:33:310
7944987613cyclictest11843-21munin-node19:13:370
7944987612cyclictest30709-21runrttasks20:14:020
7944987612cyclictest30220-21nfs_client21:58:370
7944987611cyclictest25154-21munin-node19:58:180
246050760irq/11-eth09662-21munin-node00:23:180
246050760irq/11-eth031660-21awk23:48:310
246050760irq/11-eth025514-21head21:43:310
1499760watchdog/03019-21runrttasks23:15:470
7944987514cyclictest2401-21chrt22:13:360
7944987512cyclictest7054-21nfs_client00:13:360
7944987512cyclictest10607-21aten2.4_r3power19:08:500
7944987412cyclictest12912-21df22:48:260
7944987313cyclictest26575-21latency_hist23:33:070
7944987313cyclictest1886-21sendmail_mailtr23:58:180
7944987312cyclictest16212-21df_inode21:13:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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