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2025-11-19 - 04:22
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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 50 highest latencies:
System rack3slot7.osadl.org (updated Wed Nov 19, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/010431-21kworker/0:118:53:160
14991390watchdog/024327-21munin-node23:03:380
14991310watchdog/032675-21kernelversion23:28:340
14991260watchdog/03740-21seq21:54:380
14991240watchdog/017208-21kernelversion00:23:340
14991240watchdog/01071-21date20:02:580
14991230watchdog/07455-21apt20:23:140
14991220watchdog/029572-21kernelversion21:33:340
14991210watchdog/027752-21df_inode21:28:220
14991210watchdog/019734-21munin-node21:03:100
14991200watchdog/016830-21aten2.4_r3power22:38:180
14991190watchdog/09353-21nfs_client23:58:300
14991190watchdog/029802-21munin-node23:18:420
14991180watchdog/06132-21df_inode20:18:220
14991160watchdog/023160-21unixbench_singl19:28:220
14991150watchdog/023397-21kernelversion21:13:340
14991140watchdog/013489-21latency_hist00:12:580
14991130watchdog/0431-21cstates21:43:420
14991120watchdog/031439-21runrttasks19:53:540
14991120watchdog/016729-21munin-node20:53:140
14991110watchdog/020974-21runrttasks19:21:420
14991110watchdog/013529-21munin-node18:58:100
14991100watchdog/05398-21seq23:45:420
14991100watchdog/028291-21cstates19:43:420
14991100watchdog/012222-21sh00:08:180
14991100watchdog/010983-21nfs_client20:33:300
14991090watchdog/04969-21aten2.4_r3power21:58:380
14991080watchdog/02655-21latency_hist23:37:580
2435501070irq/11-eth018757-21sed22:43:330
14991070watchdog/013969-21aten2.4_r3power22:28:260
14991050watchdog/0837-21seq20:01:340
14991050watchdog/029344-21unixbench_singl19:48:260
14991050watchdog/028135-21aten2.4_r3power23:13:380
14991050watchdog/024835-21nfs_client19:33:300
14991030watchdog/02996-21runrttasks20:40:540
14991030watchdog/011873-21sendmail-msp00:07:580
14991020watchdog/05806-21runrttasks23:48:060
14991020watchdog/026150-21sed21:23:220
14991010watchdog/030459-21latency_hist23:22:580
14991010watchdog/026427-21nfs_client19:38:300
14991010watchdog/014644-21seq20:45:300
83850990irq/14-ide018283-21df19:13:160
243550970irq/11-eth011082-21aten2.4_r3power22:18:340
243550900irq/11-eth09071-21df20:28:190
13278988515cyclictest15296-21seq20:48:180
13278988512cyclictest16883-21cpu19:08:220
13278988312cyclictest15338-21df_inode00:18:220
13278988213cyclictest22798-21munin-node22:58:370
13278988212cyclictest2996-21runrttasks20:12:220
243550810irq/11-eth05804-21munin-node22:03:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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