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2026-05-23 - 10:31
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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 100 highest latencies:
System rack3slot7.osadl.org (updated Sat May 23, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/030781-21kworker/0:219:03:070
14991420watchdog/021584-21unixbench_singl00:28:170
14991390watchdog/06361-21needreboot23:38:250
14991270watchdog/02792-21runrttasks21:30:250
14991260watchdog/030124-21runrttasks23:10:490
14991220watchdog/05626-21runrttasks23:37:370
14991210watchdog/029537-21cstates19:38:370
14991180watchdog/07047-21runrttasks21:56:410
14991180watchdog/032411-21unixbench_singl21:33:170
14991180watchdog/021258-21munin-node20:58:370
14991180watchdog/015797-21interrupts22:23:330
14991170watchdog/02792-21runrttasks00:27:290
14991160watchdog/08650-21runrttasks22:02:050
14991160watchdog/02957-21cpu21:43:170
14991160watchdog/013006-21sh22:14:530
14991150watchdog/017297-21runrttasks00:13:330
14991130watchdog/02794-21unixbench_singl19:58:170
14991130watchdog/022275-21seq19:17:090
14991120watchdog/019771-21mailstats22:38:050
14991110watchdog/017340-21interrupts20:43:330
14991110watchdog/01594-21nfs_client23:23:210
14991100watchdog/04799-21needreboot21:48:250
14991080watchdog/023693-21chrt21:03:370
14991060watchdog/015451-21grep20:38:170
14991060watchdog/015278-21aten2.4-expect00:08:130
14991050watchdog/023146-21cut19:18:290
806501040irq/14-ide04341-21df20:03:170
2234501010irq/11-eth030322-21runrttasks21:27:290
80650970irq/14-ide031914-21latency_hist23:17:540
80650950irq/14-ide013983-21awk00:03:230
223450940irq/11-eth012867-21head23:58:380
80650920irq/14-ide08782-21latency_hist20:17:560
80650890irq/14-ide0699-21sh19:52:530
223450880irq/11-eth016647-21cut22:28:050
19158988811cyclictest11174-21latency22:08:350
2778428612sleep027834-21open_files23:03:190
19158988612cyclictest9169-21df_inode23:48:180
19158988512cyclictest23531-21timerandwakeup22:48:340
1499850watchdog/027208-21sh19:33:050
80650840irq/14-ide09358-21nfs_client22:03:230
19158988314cyclictest26472-21aten2.4-expect19:28:370
223450820irq/11-eth018944-21latency22:33:350
19158988212cyclictest21253-21munin-node22:43:040
19158988212cyclictest18820-21aten2.4_r3power20:48:430
223450810irq/11-eth02921-21aten2.4_r3power23:28:130
19158988111cyclictest18197-21mailstats00:18:060
19158988012cyclictest2792-21runrttasks23:00:560
19158988012cyclictest14093-21nfs_client22:18:250
1499800watchdog/032394-21awk23:18:170
1499800watchdog/023827-21runrttasks00:35:010
19158987930cyclictest8387-21runrttasks20:14:370
19158987912cyclictest24291-21latency_hist22:52:540
19158987912cyclictest1383-21cpu21:38:130
19158987912cyclictest12873-21aten2.4_r3power20:28:370
1499790watchdog/030675-21nfs_client19:43:210
2597527811sleep026005-21awk21:13:110
19158987813cyclictest7802-21nfs_client23:43:240
19158987812cyclictest10689-21df_inode23:53:150
1499770watchdog/020306-21aten2.4_r3power19:08:370
19158987612cyclictest824-21munin-node19:53:180
19158987612cyclictest27579-21df21:18:110
1499760watchdog/02792-21runrttasks20:33:250
1499760watchdog/024794-21nfs_client21:08:210
19158987513cyclictest24273-21aten2.4-expect19:23:120
19158987513cyclictest11344-21aten2.4_r3power20:23:370
1499750watchdog/019781-21idleruntime20:53:050
19158987413cyclictest6771-21sshd20:08:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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