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2026-04-22 - 09:24
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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 Wed Apr 22, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/06515-21kworker/0:119:05:250
78839815212cyclictest2306-21nfs_client00:05:250
78839814715cyclictest5691-21seq20:45:310
78839814313cyclictest30389-21aten2.4_r3power22:05:340
14991370watchdog/023847-21rt-features23:30:180
14991360watchdog/018988-21mailstats19:45:060
14991280watchdog/011155-21munin-node22:50:300
2234501120irq/11-eth04090-21aten2.4_r3power22:25:300
14991070watchdog/016230-21aten2.4_r3power23:05:220
14991060watchdog/08335-21df_inode00:25:180
14991050watchdog/017735-21df_inode19:40:180
2234501040irq/11-eth030420-21latency23:50:350
14991020watchdog/02792-21runrttasks22:58:260
14991010watchdog/02792-21runrttasks23:28:060
14991010watchdog/024023-21runrttasks20:00:220
2234501000irq/11-eth02792-21runrttasks23:40:060
1499970watchdog/010562-21seq00:31:180
1499960watchdog/07373-21cstates22:35:380
80650950irq/14-ide015945-21df21:20:130
223450940irq/11-eth011450-21df_inode00:35:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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