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2025-12-02 - 11:16
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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 Tue Dec 02, 2025 00:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/026777-21kworker/0:218:52:210
14991360watchdog/010716-21aten2.4-expect23:07:520
14991340watchdog/028539-21ntp_offset20:37:280
14991300watchdog/06062-21aten2.4_r3power19:22:520
14991240watchdog/014444-21mailstats23:22:200
14991220watchdog/03643-21munin-node22:47:280
14991220watchdog/013702-21missed_timers23:17:520
14991210watchdog/013549-21aten2.4_r3power21:32:440
14991200watchdog/024360-21aten2.4_r3power22:07:440
14991200watchdog/022355-21munin-node20:17:280
14991200watchdog/014632sleep000:23:200
4218211912sleep04257-21pluginstate21:02:410
14991180watchdog/017527-21munin-node23:32:320
14991170watchdog/02996-21runrttasks23:30:360
14991170watchdog/027010-21runrttasks22:17:280
14991160watchdog/025897-21aten2.4_r3power22:12:440
14991160watchdog/018181-21aten2.4_r3power20:02:440
14991160watchdog/012142-21latency21:27:520
14991140watchdog/02018-21latency_hist20:57:080
14991130watchdog/026708-21latency_hist00:02:080
14991110watchdog/032314-21aten2.4_r3power19:02:520
14991100watchdog/023613-21sed22:07:080
14991090watchdog/023581-21latency_hist23:52:080
14991090watchdog/021074-21nfs_client21:57:360
14991090watchdog/017227-21seq20:00:400
14991080watchdog/05266-21idleruntime21:07:200
14991070watchdog/019716-21munin-node20:07:440
14991070watchdog/014685-21aten2.4_r3power19:52:320
2435501060irq/11-eth016760-21latency21:42:520
14991050watchdog/07931-21runrttasks21:15:200
14991010watchdog/02176-21apt-get19:12:240
243550990irq/11-eth031518-21munin-node22:32:220
1499990watchdog/031938-21grep00:17:360
1499980watchdog/028166-21runrttasks00:06:520
1499980watchdog/024422-21runrttasks23:52:480
243550970irq/11-eth08252-21latency_hist19:32:080
1499970watchdog/014388-21latency_hist21:37:080
1499940watchdog/05660-21nfs_client22:52:400
1499910watchdog/02996-21runrttasks20:28:000
29638988713cyclictest2996-21runrttasks20:13:340
29638988713cyclictest11735-21unixbench_singl23:12:330
29638988712cyclictest19581-21nfs_client23:37:370
29638988313cyclictest30001-21df22:27:260
243550830irq/11-eth030522-21aten2.4_r3power00:12:420
29638988227cyclictest19071-21munin-node21:52:330
29638988212cyclictest30563-21cpuspeed20:42:480
29638988212cyclictest2996-21runrttasks22:37:320
29638988113cyclictest10071-21cpu19:37:300
29638988112cyclictest28341-21mailstats22:22:200
29638988112cyclictest23919-21aten2.4_r3power20:22:270
29638988013cyclictest14378-21latency_hist19:52:070
29638988012cyclictest28893-21nfs_client00:07:370
243550800irq/11-eth07704-21chrt22:58:320
1499800watchdog/09196-21runrttasks21:18:040
29638987913cyclictest892-21unixbench_singl20:52:320
29638987913cyclictest817-21df_inode19:07:310
29638987913cyclictest6954-21aten2.4_r3power19:27:280
29638987813cyclictest30341-21aten2.4-expect18:57:340
29638987813cyclictest10403-21munin-node21:22:410
29638987812cyclictest8892-21aten2.4_r3power23:02:430
29638987812cyclictest31554-21df20:47:270
29638987714cyclictest5068-21munin-run19:22:060
29638987713cyclictest11358-21munin-node19:42:220
29638987712cyclictest26797-21munin-node20:32:310
29638987613cyclictest2996-21runrttasks22:46:270
29638987613cyclictest20672-21munin-node23:42:220
29638987512cyclictest17642-21df21:47:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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