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2026-04-27 - 14:42
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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 all highest latencies:
System rack3slot7.osadl.org (updated Mon Apr 27, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/024778-21kworker/0:007:04:500
14991180watchdog/08574-21sh12:24:570
14991140watchdog/05432-21grep12:14:570
14991140watchdog/02792-21runrttasks08:14:090
14991120watchdog/07193-21needreboot12:20:050
14991110watchdog/06682-21munin-node08:50:170
14991110watchdog/02659-21sendmail-mta11:44:090
14991110watchdog/021922-21runrttasks07:53:530
14991090watchdog/02792-21runrttasks07:37:450
14991090watchdog/012656-21mailstats07:24:450
14991070watchdog/012822-21munin-node10:54:570
14991060watchdog/025853-21aten2.4_r3power11:35:130
14991030watchdog/08210-21munin-node10:40:090
14991030watchdog/04606-21chrt10:26:210
14991030watchdog/020869-21df_inode11:19:570
14991030watchdog/019414-21unixbench_singl09:29:570
14991020watchdog/031651-21cpu08:24:570
14991020watchdog/030986-21seq10:07:290
1499990watchdog/013492-21aten2.4_r3power09:10:090
1499980watchdog/04377-21cstates12:10:170
1499960watchdog/09966-21seq10:44:530
1499960watchdog/03394-21sendmail-mta10:24:090
1499960watchdog/02873-21basename12:05:170
1499960watchdog/02792-21runrttasks11:03:570
1499960watchdog/02792-21runrttasks09:19:450
1499950watchdog/06007-21aten2.4_r3power10:30:170
1499940watchdog/04235-21aten2.4_r3power08:40:090
1499940watchdog/022134-21munin-node07:54:570
1499930watchdog/015096-21aten2.4_r3power09:15:130
1499920watchdog/02792-21runrttasks07:13:050
1499920watchdog/025025-21seq08:03:570
223450910irq/11-eth014286-21munin-node07:29:450
1499900watchdog/02792-21runrttasks11:13:210
1499900watchdog/017958-21aten2.4_r3power07:40:010
1499890watchdog/08649-21munin-node08:55:010
1499880watchdog/020854-21df_inode09:34:570
1499880watchdog/0187262sleep009:28:090
1499870watchdog/06660-21mailstats10:34:450
1499870watchdog/029162-21aten2.4_r3power10:00:170
1499850watchdog/026593-21chrt09:54:290
1499850watchdog/0230272sleep009:40:210
1499850watchdog/012513-21cron07:24:330
1499840watchdog/022287-21ntp_offset11:24:530
1499840watchdog/020472-21sh07:49:330
1499840watchdog/011637-21grep10:49:570
7752988324cyclictest28679-21aten2.4_r3power11:45:000
1499830watchdog/03404-21seq08:39:050
1499830watchdog/029859-21munin-node08:20:170
1499830watchdog/027192-21cut09:55:010
1499830watchdog/011959-21aten2.4_r3power09:05:090
223450820irq/11-eth010067-21unixbench_singl12:29:570
1499820watchdog/031751-21unixbench_singl10:09:570
1499820watchdog/031639-21awk11:54:570
1499820watchdog/025683-21seq08:05:010
1499810watchdog/028957-21aten2.4-expect08:15:090
1499810watchdog/019040-21mailstats11:14:450
1499810watchdog/0109002chrt07:19:050
1499800watchdog/0250072chrt09:49:050
223450790irq/11-eth023627-21mailstats11:29:440
1499790watchdog/06563-21munin-run08:49:330
1499790watchdog/030129-21df_inode11:49:570
1499790watchdog/01334-21ls08:30:170
1499790watchdog/012367-21seq12:37:090
1499790watchdog/01236-21missed_timers12:00:170
7752987813cyclictest10399-21entropy09:00:070
1499760watchdog/016748-21cat11:05:170
7752987325cyclictest544-21df10:14:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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