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2026-05-12 - 02:01
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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 all highest latencies:
System rack3slot7.osadl.org (updated Tue May 12, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/026140-21kworker/0:219:03:550
14991340watchdog/02491-21munin-node22:59:000
14991300watchdog/020293-21missed_timers23:54:200
14991290watchdog/06569-21runrttasks21:24:360
14991270watchdog/017802-21runrttasks20:18:000
14991270watchdog/014924-21munin-node20:08:560
14991250watchdog/025236-21chrt00:11:160
14991250watchdog/022564-21munin-node00:03:480
14991240watchdog/027258-21munin-node20:49:000
14991240watchdog/018674-21aten2.4_r3power20:19:120
14991190watchdog/019958-21sh22:09:040
14991190watchdog/018859-21cut22:04:200
14991180watchdog/017047-21if_err_eth021:59:120
14991170watchdog/029336-21kernelversion00:24:120
14991160watchdog/02792-21runrttasks21:41:560
14991160watchdog/027754-21nfs_client22:34:080
14991140watchdog/019758-21ntp_offset20:23:560
14991140watchdog/01267-21df_inode22:54:000
2234501130irq/11-eth08778-21sh23:18:490
14991100watchdog/05516-21cron21:23:360
14991100watchdog/024500-21df_inode20:39:000
14991080watchdog/025863-21aten2.4_r3power00:13:560
14991070watchdog/015106-21aten2.4-expect21:53:560
14991070watchdog/015064-21ntp_offset23:38:560
2234501060irq/11-eth07146-21latency_hist19:43:370
2234501050irq/11-eth05550-21sendmail19:38:360
14991050watchdog/02792-21runrttasks22:40:160
14991040watchdog/026932-21runrttasks20:46:560
14991020watchdog/014326-21chrt21:50:040
14991000watchdog/031694-21idleruntime-cro00:33:360
28576989812cyclictest26118-21aten2.4_r3power22:29:030
1499970watchdog/016944-21awk23:44:080
223450930irq/11-eth02792-21runrttasks21:09:150
80650870irq/14-ide011915-21df21:43:550
223450860irq/11-eth031368-21runrttasks22:45:370
1499850watchdog/021873-21cstates23:59:200
28576988412cyclictest10341-21mailstats19:53:490
28576988313cyclictest8785-21mailstats19:48:490
28576988312cyclictest3997-21idleruntime-cro19:33:360
223450830irq/11-eth028827-21munin-node19:08:460
28576988213cyclictest21601-21nfs_client20:29:070
28576988213cyclictest12017-21cpu23:28:590
28576988212cyclictest22844-21aten2.4_r3power20:33:560
28576988113cyclictest7619-21aten2.4_r3power21:29:030
28576988113cyclictest32295-21nfs_client00:34:060
28576988113cyclictest29049-21cpu20:53:590
28576988013cyclictest2884-21rt-features21:14:010
28576988013cyclictest12660-21missed_timers19:59:190
28576988012cyclictest10728-21nfs_client23:24:080
3036227912sleep030383-21cut19:13:460
28576987913cyclictest21413-21unixbench_singl22:14:000
28576987913cyclictest14013-21aten2.4_r3power23:34:140
28576987912cyclictest17933-21munin-node23:48:540
28576987814cyclictest22997-21unixbench_singl22:19:000
28576987813cyclictest8718-21mailstats21:33:480
28576987813cyclictest32411-21nfs_client19:19:050
28576987812cyclictest7738-21nfs_client19:44:070
28576987812cyclictest4429-21unixbench_singl23:04:010
223450780irq/11-eth02792-21runrttasks21:08:280
1499780watchdog/013717-21df_inode20:04:000
28576987728cyclictest5760-21df23:08:550
28576987715cyclictest30839-21nfs_client20:59:060
28576987712cyclictest31854-21munin-node22:49:130
1499770watchdog/027902-21aten2.4_r3power00:19:160
28576987613cyclictest1146-21munin-node19:23:540
28576987612cyclictest7172-21mailstats23:13:480
1499750watchdog/025343-21runrttasks22:26:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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