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2025-12-18 - 10:17
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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 Dec 18, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/0526-21kworker/0:119:05:150
14991300watchdog/03019-21runrttasks19:09:420
14991290watchdog/016796-21runrttasks19:50:420
14991280watchdog/028851-21munin-node00:00:220
14991280watchdog/019048-21df21:44:580
14991230watchdog/0969-21kernelversion20:45:140
14991210watchdog/03461-21munin-node22:39:540
14991200watchdog/015904-21munin-node21:34:540
14991190watchdog/09616-21latency_hist21:14:420
14991180watchdog/031335-21sensors22:24:540
14991180watchdog/03005-21runrttasks22:37:100
14991180watchdog/021261-21cstates23:35:260
14991170watchdog/027172-21needreboot22:10:140
14991170watchdog/013407-21aten2.4-expect23:10:180
14991160watchdog/02591-21timerandwakeup00:20:220
14991160watchdog/010512-21aten2.4_r3power23:00:260
2460501150irq/11-eth03019-21runrttasks20:08:050
14991150watchdog/02023-21df20:49:580
14991140watchdog/06927-21rt-features21:05:060
14991140watchdog/028565-21munin-node22:15:060
14991140watchdog/022219-21ntp_offset20:09:580
14991140watchdog/017748-21open_files23:25:060
14991130watchdog/025809-21latency23:50:220
14991130watchdog/023625-21runrttasks21:59:540
14991130watchdog/022426-21basename21:55:060
14991130watchdog/019982-21runrttasks23:32:060
14991110watchdog/0347-21if_eth000:14:540
14991110watchdog/022211-21munin-node23:40:020
14991110watchdog/017873-21nfs_client21:40:100
14991110watchdog/014302-21mailstats23:14:540
2460501060irq/11-eth028073-21cat23:59:420
2460501050irq/11-eth08259-21munin-node22:54:580
823501010irq/14-ide025192-21df22:04:580
823501000irq/14-ide030552-21missed_timers20:35:250
2460501000irq/11-eth025678-21munin-node20:20:120
246050990irq/11-eth024893-21chrt23:49:290
246050980irq/11-eth03019-21runrttasks20:33:120
246050980irq/11-eth012262-21runrttasks21:21:410
1499880watchdog/08287-21df19:24:580
82350870irq/14-ide031321-21df00:09:580
3275988622cyclictest20833-21unixbench_singl21:50:040
3275988614cyclictest3477-21mailstats00:24:540
1499860watchdog/04979-21sed20:59:420
3275988413cyclictest16019-21aten2.4_r3power23:20:020
246050840irq/11-eth0305762sleep000:05:290
1499840watchdog/03019-21runrttasks20:02:460
3275988012cyclictest14321-21munin-node19:44:530
1499800watchdog/05342-21unixbench_singl00:30:060
3275987914cyclictest5566-21nfs_client21:00:120
3275987912cyclictest5066-21munin-node19:15:100
1499790watchdog/011884-21interrupts23:05:220
82350780irq/14-ide024035-21nfs_client20:15:100
3275987813cyclictest17496-21runrttasks19:54:530
3275987813cyclictest12897-21df21:24:590
3275987812cyclictest15713-21latency_hist21:34:410
3275987712cyclictest31906-21if_err_eth020:40:160
3275987712cyclictest2815-21sshd22:21:500
3275987712cyclictest13296-21nfs_client19:40:110
246050770irq/11-eth0278872sleep020:28:080
1499770watchdog/09123-21runrttasks21:11:180
3275987613cyclictest6624-21munin-node19:20:100
3275987612cyclictest6502-21sendmail_mailtr00:34:520
3275987612cyclictest4999-21munin-node22:45:060
246050760irq/11-eth03019-21runrttasks19:30:080
3275987513cyclictest364-21mailstats22:29:520
3275987512cyclictest11232-21munin-node19:34:530
1499750watchdog/06669-21df22:49:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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