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2026-06-13 - 17:36
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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 Sat Jun 13, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/012171-21kworker/0:207:02:000
14991390watchdog/023598-21ntp_offset09:16:490
14991350watchdog/024451-31mktexlsr07:34:090
14991350watchdog/020883-21sendmail_mailqu07:22:130
14991300watchdog/0728-21needreboot09:47:010
14991290watchdog/03520-21aten2.4_r3power09:56:490
14991280watchdog/018760-21munin-node09:02:090
14991270watchdog/02345-21aten2.4_r3power11:37:050
14991250watchdog/023341-21munin-node11:01:490
14991240watchdog/031923-21aten2.4_r3power11:27:130
14991240watchdog/026418-21munin-node11:11:410
14991240watchdog/017433-21aten2.4_r3power07:11:570
14991230watchdog/021164-21cstates09:07:130
14991220watchdog/017481-21df_inode10:41:530
17166212112sleep017131-21munin-node12:26:410
14991210watchdog/07268-21cstates08:22:130
14991210watchdog/028924-21munin-node07:47:130
14991210watchdog/021090-21cstates10:52:130
14991190watchdog/09717-21munin-node08:31:490
14991190watchdog/02792-21runrttasks09:28:330
14991170watchdog/06373-21awk11:51:410
14991160watchdog/011010-21munin-node10:22:090
806501140irq/14-ide025276-21df_inode07:36:540
2234501130irq/11-eth031097-21sendmail_mailtr09:41:390
14991120watchdog/011723-21processes08:37:090
16367211111sleep016418-21latency10:37:120
14991090watchdog/022289-21aten2.4_r3power07:27:050
14991070watchdog/030995-21sendmail07:56:290
14991070watchdog/025092-21aten2.4_r3power11:06:490
14991060watchdog/031742-21cut07:57:050
80650980irq/14-ide018693-21df07:16:470
1484729812sleep014901-21latency08:47:090
223450970irq/11-eth02477-21interrupts08:07:090
15195989214cyclictest22601-21cat09:12:100
223450900irq/11-eth06194-21chrt10:06:000
223450880irq/11-eth022511-21aten2.4_r3power10:57:080
44228712sleep0460-21egrep08:01:510
223450820irq/11-eth089112sleep010:13:000
15195988112cyclictest2182-21nfs_client09:51:570
1499810watchdog/016323-21aten2.4-expect08:52:050
15195988012cyclictest28224-21cpu11:16:510
15195987913cyclictest15711-21df12:21:460
15195987912cyclictest29671-21df11:21:470
15195987912cyclictest18973-21df_inode12:31:520
1499790watchdog/028221-21aten2.4_r3power09:31:490
15195987814cyclictest11369-21munin-node12:06:540
15195987813cyclictest9332-21latency_hist10:16:310
15195987812cyclictest2792-21runrttasks10:27:090
223450770irq/11-eth047022sleep008:16:110
223450770irq/11-eth010514-21runrttasks12:03:470
15195987713cyclictest18124-21sshd08:57:140
15195987712cyclictest4675-21idleruntime-cro11:46:290
15195987712cyclictest2792-21runrttasks12:19:040
15195987712cyclictest25638-21aten2.4-expect09:22:070
15195987712cyclictest19589-21aten2.4_r3power10:47:140
15195987712cyclictest12713-21aten2.4_r3power12:11:490
1499770watchdog/08853-21aten2.4_r3power08:27:130
15195987613cyclictest6375-21munin-node10:06:550
15195987613cyclictest5256-21nfs_client11:46:570
15195987613cyclictest4739-21latency_hist08:16:310
15195987613cyclictest30362-21missed_timers09:37:120
15195987613cyclictest13011-21munin-node08:41:550
15195987612cyclictest14082-21munin-node10:31:490
1499760watchdog/08934-21chrt11:58:250
15195987513cyclictest15919-21nfs_client07:06:590
223450740irq/11-eth02622-21lldpd07:43:240
15195987413cyclictest32724-21awk11:31:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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