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2026-04-12 - 12:32
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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 Sun Apr 12, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/08082-21kworker/0:118:57:200
14991270watchdog/015033-21chrt20:31:560
14991260watchdog/023212-21df_inode19:12:280
14991240watchdog/032609-21munin-node21:27:360
14991230watchdog/07609-21df21:52:240
14991230watchdog/012447-21unixbench_singl22:07:320
14991220watchdog/03019-21runrttasks21:07:120
14991200watchdog/027539-21munin-node21:12:480
14991180watchdog/018204-21munin-node00:12:240
14991170watchdog/01574-21unixbench_singl23:17:320
14991160watchdog/010933-21unixbench_singl20:17:320
14991150watchdog/08201-21munin-node20:07:520
14991150watchdog/03019-21runrttasks00:00:480
14991150watchdog/013082-21seq20:23:280
14991140watchdog/09554-21needreboot21:57:400
14991140watchdog/03019-21runrttasks23:54:120
14991130watchdog/03019-21runrttasks19:55:440
14991120watchdog/019796-21mailstats00:17:200
14991120watchdog/016530-21latency_hist00:07:080
823501100irq/14-ide015462-21df_inode22:17:280
25021211012sleep025051-21aten2.4_r3power22:47:420
14991100watchdog/04799-21aten2.4_r3power21:42:360
14991100watchdog/03019-21runrttasks23:48:520
14991100watchdog/026835-21missed_timers19:22:480
14991070watchdog/029127-21tr21:17:200
14991070watchdog/021487-21load00:22:280
14991070watchdog/011369-21cstates22:02:520
19497210624sleep019576-21munin-node19:02:080
14991060watchdog/09349-21unixbench_singl23:42:320
823501040irq/14-ide024318-21latency_hist21:02:070
14991040watchdog/0202112sleep020:47:320
14991030watchdog/02636-21runrttasks21:36:560
14991030watchdog/019654-21latency_hist22:32:080
14991020watchdog/022950-21idleruntime22:42:200
14991010watchdog/03019-21runrttasks22:26:440
14991000watchdog/03268-21nfs_client23:22:360
14991000watchdog/03019-21runrttasks19:33:040
1499980watchdog/03019-21runrttasks00:29:320
1499970watchdog/032757-21nfs_client19:42:520
246050930irq/11-eth017115-21nfs_client00:07:370
1499880watchdog/014107-21nfs_client22:12:360
1499870watchdog/021327-21runrttasks22:37:160
1499860watchdog/05953-21idleruntime23:32:200
1499860watchdog/031458-21aten2.4_r3power23:07:520
1499860watchdog/03019-21runrttasks20:41:120
1499850watchdog/015668-21nfs_client20:32:360
1499840watchdog/032594-21munin-node23:12:360
19605988312cyclictest23020-21df20:57:250
246050810irq/11-eth019582-21runrttasks20:46:150
2186128111sleep021921-21nfs_client19:07:350
19605988113cyclictest1271-21munin-node19:47:320
3148528013sleep031537-21basename19:37:510
19605988027cyclictest18365-21df22:27:250
19605988022cyclictest28267-21sh19:27:430
19605988012cyclictest3019-21runrttasks19:58:490
19605987913cyclictest9440-21open_files20:12:300
19605987913cyclictest29640-21kernelversion23:02:410
19605987913cyclictest21365-21munin-node20:52:490
19605987911cyclictest4322-21munin-node23:27:200
19605987814cyclictest28974-21latency_hist23:02:070
19605987814cyclictest25960-21munin-node22:52:260
19605987813cyclictest7732-21df_inode23:37:300
19605987813cyclictest24533-21tr19:17:190
19605987718cyclictest2804-21mailstats21:37:190
19605987612cyclictest6469-21nfs_client20:02:370
19605987513cyclictest6333-21aten2.4_r3power21:47:340
19605987312cyclictest30940-21df_inode21:22:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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