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2026-04-23 - 19:54
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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 highest latencies:
System rack3slot7.osadl.org (updated Thu Apr 23, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/018460-21kworker/0:107:05:000
14991290watchdog/02792-21runrttasks08:12:480
14991250watchdog/018737-21runrttasks12:09:480
14991230watchdog/02792-21runrttasks07:13:000
14991230watchdog/01038-21sed11:10:280
14991220watchdog/019953-21seq10:26:520
14991220watchdog/01069-21aten2.4_r3power07:40:280
14991210watchdog/025936-21munin-node09:00:320
14991190watchdog/027465-21aten2.4_r3power12:35:320
14991170watchdog/02792-21runrttasks11:17:240
14991170watchdog/02792-21runrttasks08:03:560
14991170watchdog/02792-21runrttasks07:25:520
14991160watchdog/02792-21runrttasks09:42:200
14991160watchdog/02096-21munin-node07:45:040
14991130watchdog/07961-21latency_hist11:34:480
14991130watchdog/028697-21grep09:10:160
14991120watchdog/09988-21unixbench_singl11:40:120
14991110watchdog/014635-21grep11:55:120
14991090watchdog/02332-21aten2.4_r3power09:30:160
14991090watchdog/020269-21chrt08:44:160
806501080irq/14-ide08119-21munin-node08:04:580
14991080watchdog/018599-21runrttasks10:23:240
14991060watchdog/025316-21sh07:15:240
14991060watchdog/012756-21mailstats11:50:000
14991040watchdog/019338-21nfs_client12:10:160
14991030watchdog/023601-21munin-node10:40:000
14991010watchdog/094532chrt09:54:240
14991010watchdog/059902chrt11:26:160
14991010watchdog/026490-21munin-run10:49:480
14991010watchdog/013598-21cstates08:20:320
14991010watchdog/013080-21unixbench_singl10:05:120
14991000watchdog/077892chrt09:48:200
14991000watchdog/031071-21runrttasks11:04:280
1499990watchdog/02792-21runrttasks12:19:200
1499970watchdog/024414-21seq12:25:360
223450960irq/11-eth02792-21runrttasks10:16:160
1499940watchdog/028493-21rt-features10:55:120
1499920watchdog/02792-21runrttasks10:01:200
80650900irq/14-ide020607-21df08:45:060
223450900irq/11-eth027544-21runrttasks09:05:390
1499900watchdog/00-21swapper07:35:280
223450880irq/11-eth023692-21df08:55:060
1499870watchdog/02792-21runrttasks09:16:480
1499850watchdog/027107-21awk10:50:160
1499840watchdog/016162-21head12:00:120
1499810watchdog/02478-21syslogd11:49:480
22865988013cyclictest4686-21sshd09:38:140
22865988013cyclictest20635-21aten2.4_r3power10:30:070
22865988013cyclictest15562-21seq10:13:580
22865988012cyclictest14286-21sendmail_mailtr08:24:580
22865987928cyclictest5181-21df07:55:070
22865987914cyclictest9858-21aten2.4_r3power09:55:080
22865987913cyclictest3486-21munin-node07:49:590
22865987911cyclictest21872-21latency_hist08:49:500
22865987822cyclictest590-21cpu09:25:090
22865987713cyclictest16564-21timerandwakeup08:30:290
22865987712cyclictest4144-21aten2.4_r3power11:20:260
22865987712cyclictest21966-21mailstats12:19:580
22865987613cyclictest8630-21needreboot11:35:210
22865987613cyclictest31617-21unixbench_singl11:05:130
22865987613cyclictest11629-21aten2.4_r3power08:15:160
22865987612cyclictest26209-21munin-node07:20:260
22865987612cyclictest220752sleep010:35:040
1499760watchdog/025079-21sendmail_mailst12:30:000
22865987513cyclictest17365-21munin-node08:35:140
223450750irq/11-eth029311-21sendmail_mailtr07:29:590
22865987412cyclictest31739-21nfs_client09:20:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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