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2026-07-22 - 09:47
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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 Wed Jul 22, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/06344-21kworker/0:218:59:150
14991350watchdog/011565-21sendmail_mailqu00:19:390
14991310watchdog/023162-21munin-node21:29:060
14991300watchdog/02792-21runrttasks20:47:300
14991270watchdog/02792-21runrttasks00:09:590
14991270watchdog/0102702sleep022:30:420
14991260watchdog/032656-21df_inode23:44:190
14991260watchdog/017213-21munin-node22:54:190
14991220watchdog/028028-21sh21:44:140
14991220watchdog/020302-21cpu23:04:190
14991190watchdog/031540-21aten2.4-expect21:54:300
14991190watchdog/013996-21idleruntime20:59:100
14991160watchdog/03724-21processes23:54:350
14991150watchdog/06054-21latency_hist22:18:540
14991150watchdog/028713-21seq23:30:110
14991150watchdog/02792-21runrttasks00:30:030
14991140watchdog/02792-21runrttasks19:24:180
14991140watchdog/02743-21seq20:21:580
14991130watchdog/07937-21munin-node20:39:140
14991130watchdog/02792-21runrttasks22:37:180
14991100watchdog/06284-21munin-node20:34:100
14991100watchdog/025177-21aten2.4_r3power19:49:260
14991100watchdog/022420-21sendmail_mailqu21:24:380
14991100watchdog/022180-21nfs_client19:39:260
14991090watchdog/032747-21df_inode20:14:180
14991090watchdog/024984-21sort21:34:180
14991080watchdog/02792-21runrttasks20:11:180
14991080watchdog/019028-21nfs_client21:14:260
14991070watchdog/08127-21sensors_fan22:24:220
14991070watchdog/023320-21df19:44:100
14991070watchdog/013777-21runrttasks20:58:500
14991060watchdog/06359-21munin-node22:19:140
14991050watchdog/030163-21runrttasks20:04:380
14991030watchdog/0315622chrt23:39:350
14991030watchdog/026709-21telnet21:39:220
14991030watchdog/026448-21telnet23:24:150
14991030watchdog/020584-21nfs_client21:19:260
14991020watchdog/03960-21cstates20:24:380
14991020watchdog/02792-21runrttasks23:35:310
14991020watchdog/0154932sleep019:19:060
14991010watchdog/013173-21cstates22:39:380
80650990irq/14-ide03540-21awk22:09:240
80650990irq/14-ide012580-21df_inode00:24:170
223450980irq/11-eth0380-21seq21:59:240
80650970irq/14-ide09689-21nfs_client00:14:240
80650950irq/14-ide06010-21latency_hist00:03:560
223450900irq/11-eth017520-21nfs_client21:09:250
80650870irq/14-ide01970-21cut22:04:240
80650860irq/14-ide018505-21munin-node22:59:260
223450860irq/11-eth015194-21seq19:17:340
80650840irq/14-ide02909-21latency_hist23:53:560
1499820watchdog/023594-21sh23:14:230
2078728112sleep020825-21aten2.4-expect19:34:350
1499800watchdog/018893-21df_inode19:29:180
10596988012cyclictest15573-21df22:49:140
1499790watchdog/06489-21munin-node00:04:190
1499790watchdog/015960-21nfs_client21:04:260
10596987913cyclictest25154-21nfs_client23:19:240
10596987911cyclictest2792-21runrttasks19:54:200
10596987813cyclictest29336-21mailstats21:49:060
10596987714cyclictest28497-21cpuspeed19:59:320
10596987712cyclictest14819-21chrt22:45:010
1499760watchdog/02792-21runrttasks19:10:060
1499760watchdog/022054-21seq23:09:270
10596987612cyclictest5420-21latency20:29:350
10596987612cyclictest11364-21nfs_client20:49:270
1499750watchdog/010647-21cpuspeed19:03:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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