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2026-06-29 - 17:57
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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 Mon Jun 29, 2026 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/08057-21kworker/0:207:00:380
14991300watchdog/010683-21aten2.4_r3power12:16:080
14991270watchdog/017667-21chrt09:10:400
14991260watchdog/031973-21vmstat11:40:560
14991240watchdog/022461-21munin-node09:25:480
14991220watchdog/014278-21munin-node07:16:000
14991210watchdog/022623-21nfs_client11:10:560
14991190watchdog/06765-21munin-node08:35:320
14991190watchdog/023286-21chrt07:42:240
14991190watchdog/018704-21runrttasks10:58:200
14991180watchdog/016045-21mailstats09:05:360
14991180watchdog/015806-21munin-node07:20:560
14991170watchdog/05700-21nfs_client10:15:560
14991170watchdog/025534-21munin-node09:35:440
14991170watchdog/01070-21nfs_client10:00:560
14991160watchdog/09119-21cstates10:26:080
14991160watchdog/03573-21latency_hist08:25:240
14991150watchdog/013902-21chrt07:13:280
14991140watchdog/019122-21munin-node09:15:440
14991140watchdog/014963-21nfs_client10:45:560
14991130watchdog/04852-21chrt11:58:520
14991130watchdog/02954-21cstates10:06:080
14991100watchdog/020799-21munin-node07:35:400
14991100watchdog/016760-21latency10:51:080
14991080watchdog/032263-21missed_timers09:56:080
14991080watchdog/019696-21timerandwakeup07:31:080
14991080watchdog/018349-21runrttasks07:26:480
14991080watchdog/011839-21aten2.4_r3power08:50:520
2234501070irq/11-eth0511-21latency_hist08:15:250
14991050watchdog/030757-21aten2.4_r3power11:36:080
14991040watchdog/013693-21latency10:41:080
14991040watchdog/011694-21unixbench_singl12:20:480
14991020watchdog/027883-21chrt07:57:080
14991010watchdog/02792-21runrttasks08:11:200
1499980watchdog/020891-21df_inode11:05:480
223450940irq/11-eth025643-21unixbench_singl11:20:470
223450890irq/11-eth06000-21latency08:31:080
10930988813cyclictest12044-21cstates07:06:080
10930988712cyclictest3972-21df_inode10:10:490
223450860irq/11-eth015780-21runrttasks09:04:240
80650850irq/14-ide024309-21cut07:45:540
223450850irq/11-eth03869-21swap08:25:410
10930988212cyclictest23961-21cpu11:15:460
223450810irq/11-eth09824-21mailstats10:30:360
10930988113cyclictest9846-21munin-node08:45:530
10930988112cyclictest24420-21munin-node09:31:020
10930988013cyclictest8867-21needreboot08:40:570
1499790watchdog/07389-21runrttasks10:21:000
1499790watchdog/019774-21aten2.4_r3power11:01:040
10930987913cyclictest27713-21munin-node09:41:070
10930987912cyclictest26821-21irqstats11:25:360
10930987912cyclictest11817-21aten2.4_r3power10:35:530
223450780irq/11-eth021261-21sed09:20:580
10930987813cyclictest30589-21aten2.4-expect08:05:590
10930987813cyclictest30331-21aten2.4_r3power09:50:500
10930987812cyclictest8935-21aten2.4_r3power12:11:020
1499770watchdog/029341-21chrt11:32:040
10930987712cyclictest28893-21nfs_client08:00:540
1499760watchdog/0877-21unixbench_singl11:45:480
10930987613cyclictest25706-21unixbench_singl07:50:490
10930987612cyclictest14668-21cpu12:30:480
10930987612cyclictest13559-21aten2.4_r3power12:26:000
1499750watchdog/06763-21awk12:05:360
10930987514cyclictest28598-21aten2.4_r3power09:45:440
10930987512cyclictest13639-21aten2.4_r3power08:56:000
10930987414cyclictest5682-21nfs_client12:00:540
10930987413cyclictest2792-21runrttasks11:51:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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