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2026-05-11 - 02:10
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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 highest latencies:
System rack3slot7.osadl.org (updated Mon May 11, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/04804-21kworker/0:119:03:550
76679815912cyclictest25784-21aten2.4_r3power20:04:240
14991380watchdog/05021-21df_inode00:14:040
14991370watchdog/02792-21runrttasks19:25:240
14991290watchdog/06758-21aten2.4_r3power22:34:080
14991270watchdog/030310-21missed_timers22:04:240
14991260watchdog/06243-21latency_hist20:48:400
14991260watchdog/031211-21aten2.4_r3power23:54:000
2234501090irq/11-eth010006-21needreboot20:59:140
2234501030irq/11-eth08334-21nfs_client00:24:110
2234501030irq/11-eth07800-21latency_hist20:53:410
2234501030irq/11-eth020568-21df_inode21:34:040
14991030watchdog/02426-21sendmail_mailqu00:04:240
14991030watchdog/01918-21cpu22:19:040
11601210312sleep011633-21aten2.4_r3power21:04:180
14991020watchdog/0484-21rt-features20:29:040
14991020watchdog/02792-21runrttasks23:38:360
14991000watchdog/029642-21swap23:49:000
14991000watchdog/019070-21rt-features19:44:040
223450990irq/11-eth019210-21awk21:29:140
1499990watchdog/015578-21sendmail_mailtr23:03:520
1499980watchdog/04304-21chrt22:25:480
317429712sleep03137-21latency_hist20:38:420
1499960watchdog/031839-21latency20:24:240
1499960watchdog/011501-21vmstat22:49:120
1499950watchdog/028239-21df_inode20:14:040
1499950watchdog/020734-21nfs_client19:49:080
1499940watchdog/012982-21nfs_client21:09:080
223450930irq/11-eth023847-21grep21:44:110
1499930watchdog/030933-21cron20:23:400
7667989212cyclictest10047-21aten2.4_r3power22:44:150
223450920irq/11-eth09825-21aten2.4-expect00:29:080
1499910watchdog/09919-21runrttasks19:14:080
1499880watchdog/08958-21chrt19:10:320
1499870watchdog/028167-21cpu23:44:040
223450860irq/11-eth024407-21seq23:31:190
1499860watchdog/09025-21seq20:56:200
7667988513cyclictest6832-21nfs_client00:19:100
523728513sleep05262-21cut22:29:120
1499850watchdog/021735-21munin-node23:23:480
1499830watchdog/042532sleep000:10:400
80650820irq/14-ide023901-21nfs_client19:59:110
7667988213cyclictest18649-21munin-node23:13:590
7667988212cyclictest17210-21munin-node23:08:550
223450820irq/11-eth027022-21uname20:09:130
1499820watchdog/08271-21munin-node22:39:040
1499820watchdog/027318-21seq21:54:360
7667988114cyclictest22141-21unixbench_singl21:39:050
7667988112cyclictest27803-21latency_hist23:43:410
7667988112cyclictest11175-21cpu00:34:030
7667988013cyclictest15026-21runrttasks23:00:090
7667988012cyclictest25364-21nfs_client21:49:110
223450800irq/11-eth028698-21timerandwakeup21:59:230
1499800watchdog/0356-21awk23:59:040
7667987912cyclictest12481-21munin-node22:53:590
7667987911cyclictest15861-21cpu21:19:030
7667987813cyclictest31232-21basename22:08:590
7667987813cyclictest14523-21nfs_client21:14:110
7667987812cyclictest20203-21munin-node23:19:030
1499780watchdog/02792-21runrttasks19:39:040
7667987724cyclictest15800-21df19:33:590
7667987713cyclictest11704-21aten2.4_r3power19:19:170
7667987613cyclictest32610-21mailstats22:13:530
7667987613cyclictest17574-21aten2.4_r3power21:24:060
7667987412cyclictest2063-21unixbench_singl20:34:050
1499740watchdog/022437-21aten2.4_r3power19:54:160
1499740watchdog/014309-21cut19:29:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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