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2026-09-21 - 17:53
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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 Sep 21, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/015656-21kworker/0:006:55:110
14991290watchdog/020839-21df_inode08:35:180
14991270watchdog/02792-21runrttasks09:17:430
14991260watchdog/03113-21seq07:37:020
14991250watchdog/016077-21load11:50:150
14991230watchdog/025956-21latency08:50:340
14991230watchdog/010053-21df_inode11:30:190
14991220watchdog/030788-21chrt09:06:230
14991210watchdog/024692-21runrttasks08:46:580
14991190watchdog/06020-21sshd11:15:590
14991180watchdog/04362-21missed_timers09:25:390
14991180watchdog/02792-21runrttasks07:47:020
14991180watchdog/027396-21timerandwakeup12:25:390
13056211812sleep013088-21df_inode09:55:180
14991170watchdog/024261-21cstates07:00:380
14991160watchdog/020129-21seq10:17:390
14991150watchdog/06870-21aten2.4_r3power09:35:150
14991140watchdog/08562-21unixbench_singl11:25:230
14991140watchdog/029070-21missed_timers09:00:390
14991140watchdog/02792-21runrttasks08:01:500
14991130watchdog/06295-21seq09:33:030
14991120watchdog/028369-21awk07:15:180
14991120watchdog/022401-21df_inode10:25:190
14991120watchdog/019653-21aten2.4_r3power12:00:350
14991110watchdog/014210-21pluginstate11:44:550
14991100watchdog/07564-21cut07:50:380
14991090watchdog/018996-21seq08:29:580
14991080watchdog/028927-21aten2.4_r3power10:45:350
14991070watchdog/014419-21sendmail_mailst08:15:060
806501050irq/14-ide026808-21df10:40:130
14991050watchdog/024267-21munin-node12:15:310
14991030watchdog/024466-21cat10:30:390
223450980irq/11-eth016071-21df08:20:140
223450950irq/11-eth031545-21load09:10:130
223450910irq/11-eth028182-21latency_hist08:59:560
223450860irq/11-eth011249-21sendmail_mailtr11:35:040
223450850irq/11-eth026592-21chrt12:24:560
1499850watchdog/031852-21nfs_client10:55:270
23158988313cyclictest26532-21mailstats07:10:070
23158988113cyclictest20525-21munin-node10:20:090
1499810watchdog/017419-21munin-node11:55:230
23158987914cyclictest31172-21munin-node07:25:030
23158987913cyclictest25844-21aten2.4-expect07:05:390
23158987913cyclictest18219-21latency10:10:380
23158987913cyclictest11741-21nfs_client09:50:250
23158987912cyclictest3544-21munin-node11:10:280
1499790watchdog/016530-21aten2.4_r3power10:05:310
23158987815cyclictest2361-21head09:20:200
23158987812cyclictest3700-21df07:40:120
23158987812cyclictest30553-21latency10:50:370
23158987812cyclictest14787-21aten2.4_r3power10:00:220
223450780irq/11-eth011451-21df08:05:130
1499780watchdog/08498-21df_inode07:55:180
23158987713cyclictest8221-21sendmail_mailst09:40:060
23158987713cyclictest10316-21munin-node09:45:280
23158987712cyclictest30119-21nfs_client07:20:240
23158987712cyclictest2792-21runrttasks12:08:030
23158987712cyclictest2401-21aten2.4_r3power11:05:220
23158987712cyclictest13336-21nfs_client08:10:230
1499770watchdog/02792-21runrttasks11:00:390
23158987630cyclictest23254-21runrttasks08:42:480
23158987613cyclictest25647-21nfs_client10:35:250
23158987613cyclictest22855-21missed_timers12:10:370
23158987613cyclictest14359-21irqstats11:45:060
1499750watchdog/01173-21aten2.4_r3power07:30:340
23158987413cyclictest6861-21cpu11:20:170
23158987413cyclictest17556-21ntp_states08:25:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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