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2025-06-29 - 02:04
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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 792 highest latencies:
System rack3slot7.osadl.org (updated Sun Jun 29, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/019845-21kworker/0:019:02:260
14991300watchdog/020677-21munin-node22:02:230
14991290watchdog/012308-21munin-node19:47:350
14991280watchdog/025606-21df_inode00:02:350
10451212812sleep010452-21sshd19:40:340
14991270watchdog/07560-21latency_hist19:32:110
14991270watchdog/03693-21latency_hist21:07:110
14991270watchdog/025667-21unixbench_singl22:17:350
14991270watchdog/019758-21aten2.4_r3power23:42:470
14991240watchdog/03065-21munin-node19:17:230
14991240watchdog/012936-21munin-node23:22:470
14991230watchdog/02996-21runrttasks23:07:070
14991220watchdog/02996-21runrttasks23:51:230
14991220watchdog/017791-21ntp_offset21:52:310
14991200watchdog/019320-21munin-node20:07:550
14991180watchdog/01367-21munin-node00:27:550
14991160watchdog/027295-21runrttasks20:34:430
14991150watchdog/05990-21seq19:26:550
14991140watchdog/01351-21latency22:42:590
14991120watchdog/09176-21missed_timers21:22:550
14991120watchdog/02115-21latency_hist21:02:110
14991120watchdog/016677-21aten2.4_r3power23:32:510
14991100watchdog/03277-21runrttasks00:35:150
14991100watchdog/031502-21munin-node20:52:310
14991100watchdog/027374-21munin-node00:07:470
14991090watchdog/021443-21sendmail20:17:110
14991070watchdog/04196-21cut22:52:430
14991070watchdog/02996-21runrttasks20:57:350
14991070watchdog/02114-21aten2.4_r3power19:12:470
14991060watchdog/031755-21df_inode22:37:390
14991060watchdog/02098-21munin-node22:47:550
14991050watchdog/05301-21tr21:12:230
14991050watchdog/013622-21basename21:37:470
14991040watchdog/0450-21latency_hist00:27:110
14991040watchdog/027852-21df20:37:310
14991040watchdog/011881-21runrttasks19:44:390
14991030watchdog/023890-21df22:12:310
14991030watchdog/015401-21munin-node19:57:350
2435501010irq/11-eth025275-21aten2.4_r3power20:27:460
14991010watchdog/016283-21aten2.4-expect21:47:310
14991000watchdog/023735-21munin-node23:57:230
1499970watchdog/015106-21aten2.4_r3power23:27:470
1499970watchdog/015015-21nfs_client21:42:430
83850960irq/14-ide023624-21sh22:12:090
1499960watchdog/027312-21nfs_client22:22:430
243550950irq/11-eth023495-21unixbench_singl20:22:380
243550940irq/11-eth011497-21sensors_temp23:17:290
243550900irq/11-eth06359-21chrt22:59:500
32143988912cyclictest28386-21munin-node22:27:460
32143988712cyclictest16944-21munin-node20:02:340
243550860irq/11-eth029368-21ntp_states20:42:260
1499850watchdog/030402-21awk00:17:430
32143988411cyclictest32700-21df_inode19:07:340
1499840watchdog/030565-21aten2.4_r3power22:32:470
32143988312cyclictest7620-21missed_timers21:17:550
1499820watchdog/012731-21runrttasks21:36:190
1050928212sleep010515-21sed23:12:530
32143988113cyclictest19143-21munin-node21:57:560
32143988112cyclictest2996-21runrttasks23:52:560
32143988012cyclictest2996-21runrttasks23:11:020
32143987914cyclictest29764-21sendmail00:17:110
32143987913cyclictest22086-21nfs_client20:17:420
32143987913cyclictest10636-21timerandwakeup21:27:560
32143987912cyclictest7966-21df_inode19:32:370
32143987813cyclictest14168-21df_inode19:52:370
32143987612cyclictest17582-21munin-node23:37:280
32143987512cyclictest31340-21runrttasks20:51:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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