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2026-04-01 - 05:09
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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 Wed Apr 01, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140180ksoftirqd/020708-21kworker/0:219:01:150
14991330watchdog/01593-21aten2.4-expect22:18:360
14991300watchdog/08745-21df_inode20:58:120
14991300watchdog/025897-21nfs_client23:38:200
14991270watchdog/04282-21expr22:28:200
2460501120irq/11-eth014708-21munin-node19:33:020
823501040irq/14-ide031501-21latency_hist20:27:520
2460501030irq/11-eth027554-21pluginstate23:43:240
14991020watchdog/03019-21runrttasks21:58:040
14991020watchdog/013061-21munin-node22:58:200
14991010watchdog/021521-21cpuspeed19:53:280
1499990watchdog/09411-21runrttasks22:44:120
1499990watchdog/020407-21runrttasks23:20:520
1499990watchdog/016599-21nfs_client23:08:200
82350980irq/14-ide025303-21latency_hist21:52:520
246050960irq/11-eth02256-21awk22:23:010
1499960watchdog/030492-21nfs_client23:53:200
1499960watchdog/010014-21munin-node21:03:360
1499950watchdog/016460-21cpu19:38:120
1499940watchdog/08721-21aten2.4_r3power19:13:120
1499940watchdog/01308-21latency_hist00:07:520
1499920watchdog/020775-21latency_hist21:37:520
246050910irq/11-eth010164-21uptime22:48:110
1499910watchdog/065542sleep020:50:480
246050890irq/11-eth025211-21seq23:37:210
82350880irq/14-ide020939-21df23:23:080
246050870irq/11-eth01685-21seq20:34:040
1499860watchdog/024400-21nfs_client20:03:200
1499860watchdog/018585-21aten2.4_r3power23:13:360
5161988514cyclictest12147-21needreboot19:23:230
246050840irq/11-eth010866-21sed19:18:340
1499840watchdog/05617-21cpu22:33:120
1179128420sleep02951-21kworker/0:121:08:140
5161988212cyclictest31938-21df_inode22:13:140
1499820watchdog/030572-21nfs_client20:23:200
1499820watchdog/027415-21sh20:13:160
1499820watchdog/026939-21latency_hist20:12:520
1449028211sleep014478-21latency_hist23:02:520
5161988113cyclictest3019-21runrttasks19:50:300
1499810watchdog/037022chrt20:42:440
1499810watchdog/023228-21cstates19:58:360
5161988012cyclictest26250-21missed_timers21:53:330
5161988011cyclictest18045-21df_inode21:28:140
1499800watchdog/07691-21seq20:53:360
1499800watchdog/029624-21seq20:20:040
246050790irq/11-eth030109-21mailstats22:08:010
2290827911sleep022911-21needreboot21:43:230
745727811sleep07458-21munin-node22:38:230
5161987832cyclictest32674-21munin-node00:03:120
5161987813cyclictest3163-21aten2.4-expect00:13:100
5161987813cyclictest11993-21nfs_client22:53:220
5161987812cyclictest14028-21aten2.4_r3power19:28:370
1499780watchdog/019825-21vmstat21:33:200
5161987713cyclictest18817-21runrttasks19:44:580
5161987712cyclictest16892-21runrttasks21:23:300
5161987712cyclictest14891-21cpu21:18:130
5161987711cyclictest7809-21cpu00:28:130
246050770irq/11-eth06471-21aten2.4-expect00:23:180
1499770watchdog/07028-21sort19:08:040
5161987612cyclictest5157-21munin-node19:02:570
5161987612cyclictest28473-21munin-node23:48:330
5161987513cyclictest22940-21aten2.4_r3power23:28:250
5161987512cyclictest31738-21runrttasks23:59:290
5161987414cyclictest51522sleep020:46:570
5161987412cyclictest5188-21aten2.4_r3power00:18:310
5161987314cyclictest29740-21sshd22:06:150
5161987313cyclictest13538-21aten2.4_r3power21:13:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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