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2026-07-08 - 11:04
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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 100 highest latencies:
System rack3slot7.osadl.org (updated Wed Jul 08, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/021579-21kworker/0:219:00:050
14991330watchdog/01915-21df_inode23:05:140
14991320watchdog/027035-21aten2.4_r3power22:40:300
14991240watchdog/06630-21df_inode21:35:140
14991240watchdog/026482-21idleruntime19:10:060
14991230watchdog/020559-21rt-features20:35:140
14991200watchdog/025776-21runrttasks20:50:580
14991200watchdog/024849-21munin-node22:35:020
14991190watchdog/0876-21latency21:15:340
14991190watchdog/029651-21aten2.4_r3power22:50:100
14991180watchdog/021910-21aten2.4_r3power00:10:100
14991180watchdog/013111-21munin-node21:55:260
14991160watchdog/023078-21runrttasks22:29:260
14991160watchdog/015349-21runrttasks20:18:580
14991160watchdog/010346-21seq20:00:500
14991150watchdog/05050-21df_inode21:30:140
14991140watchdog/018221-21seq20:27:140
14991130watchdog/023482-21cpu00:15:100
14991130watchdog/019957-21runrttasks20:33:540
14991120watchdog/06346-21mailstats19:50:020
14991120watchdog/03989-21latency21:25:340
2234501110irq/11-eth017253-21munin-node23:55:090
14991110watchdog/014524-21vmstat23:45:220
14991100watchdog/026742-21unixbench_singl20:55:140
14991100watchdog/019679-21runrttasks22:16:420
14991090watchdog/031104-21sh21:10:060
14991090watchdog/02792-21runrttasks23:01:140
14991090watchdog/017278-21uptime22:10:100
14991090watchdog/012936-21aten2.4_r3power20:10:180
14991080watchdog/03940-21latency23:10:340
14991070watchdog/03250-21munin-node19:40:340
14991060watchdog/028536-21aten2.4_r3power22:45:260
2234501040irq/11-eth028705-21latency21:00:310
2234501010irq/11-eth04722-21munin-node23:15:010
223450970irq/11-eth015969-21munin-node23:50:190
223450920irq/11-eth031224-21awk19:25:090
80650870irq/14-ide030915-21idleruntime-cro19:24:500
80650870irq/14-ide02005-21df_inode19:35:130
223450860irq/11-eth085142chrt21:40:280
223450860irq/11-eth01751-21munin-node21:20:090
223450860irq/11-eth010046-21processes21:45:280
223450850irq/11-eth014383-21grep22:00:130
24602988212cyclictest11368-21aten2.4_r3power21:50:180
1499820watchdog/06603-21df_inode23:20:140
1499820watchdog/024689-21df19:04:540
24602988113cyclictest2792-21runrttasks22:59:030
1499810watchdog/08860-21runrttasks23:26:540
223450800irq/11-eth028468-21nfs_client19:15:200
223450800irq/11-eth020209-21open_inodes22:20:020
1499800watchdog/02792-21runrttasks22:32:500
24602987913cyclictest9805-21nfs_client23:30:200
24602987912cyclictest16236-21aten2.4_r3power22:05:280
223450790irq/11-eth0432-21awk19:30:150
223450790irq/11-eth02792-21runrttasks20:48:200
1499790watchdog/02792-21runrttasks20:42:420
24602987813cyclictest7871-21munin-node19:55:150
24602987813cyclictest20470-21df_inode00:05:140
24602987812cyclictest25454-21munin-node00:20:290
24602987714cyclictest12685-21cpu23:40:130
24602987713cyclictest29569-21df21:05:080
24602987713cyclictest18866-21munin-node00:00:130
24602987713cyclictest16325-21timerandwakeup20:20:300
1499770watchdog/011797-21munin-node20:05:340
24602987615cyclictest4977-21munin-node19:45:080
24602987512cyclictest11105-21aten2.4_r3power23:35:090
223450750irq/11-eth027797-21latency_hist00:29:510
223450750irq/11-eth026301-21runrttasks00:24:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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