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2025-12-14 - 01:59
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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 20 highest latencies:
System rack3slot7.osadl.org (updated Sun Dec 14, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/02106-21kworker/0:119:05:060
14991330watchdog/021849-21nfs_client19:55:260
14991230watchdog/017454-21netstat21:25:380
14991220watchdog/019846-21runrttasks19:50:060
14991210watchdog/015614-21nfs_client23:05:260
14991180watchdog/010265-21runrttasks21:03:300
14991170watchdog/010794-21df_inode22:50:180
14991160watchdog/031281-21aten2.4_r3power20:25:300
14991150watchdog/030930-21unixbench_singl23:55:220
14991150watchdog/019063-21cstates23:15:380
14991140watchdog/032542-21aten2.4_r3power00:00:220
14991120watchdog/028944-21runrttasks20:19:460
14991120watchdog/023481-21aten2.4_r3power23:30:300
14991110watchdog/02528-21chrt22:23:540
14991110watchdog/024202-21runrttasks20:03:420
14991080watchdog/026436-21aten2.4_r3power20:10:220
14991060watchdog/09512-21expr22:45:260
14991060watchdog/0361-21aten2.4_r3power20:30:340
14991060watchdog/022214-21aten2.4_r3power23:25:420
14991060watchdog/021470-21df21:40:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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