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2025-11-17 - 13:18
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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 Nov 17, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/029151-21kworker/0:118:53:200
14991410watchdog/027809-21munin-node21:58:500
14991370watchdog/08559-21missed_timers22:38:500
14991340watchdog/013265-21aten2.4_r3power22:53:540
14991290watchdog/06239-21mailstats19:03:170
14991250watchdog/0320632sleep023:56:020
14991240watchdog/08241-21expr00:23:380
14991240watchdog/02996-21runrttasks19:00:330
14991220watchdog/020582-21awk23:18:380
14991210watchdog/022483-21cstates23:23:500
14991200watchdog/030841-21latency_hist20:23:060
14991200watchdog/025242-21nfs_client21:48:380
14991200watchdog/020017-21latency_hist23:18:060
14991180watchdog/06910-21aten2.4_r3power20:48:460
14991180watchdog/01519-21munin-node00:03:500
14991160watchdog/025070-21rt-features20:03:300
14991150watchdog/01938-21sh22:18:340
14991130watchdog/018763-21aten2.4_r3power19:43:260
14991110watchdog/026627-21unixbench_singl23:38:300
14991110watchdog/011299-21nfs_client21:03:380
2435501100irq/11-eth02996-21runrttasks19:19:130
14991100watchdog/0517-21nfs_client20:28:380
14991100watchdog/02996-21runrttasks19:56:540
14991100watchdog/019339-21wc21:28:500
838501080irq/14-ide014043-21df21:13:240
2435501080irq/11-eth013940-21munin-node19:28:190
14991080watchdog/03101-21seq00:08:140
14991080watchdog/023770-21strings23:28:380
14991070watchdog/016932-21latency_hist23:08:060
2435501060irq/11-eth07011-21missed_timers00:18:530
14991050watchdog/026754-21nfs_client21:53:380
14991050watchdog/015759-21df_inode19:33:300
14991050watchdog/015451-21seq21:18:100
2435501030irq/11-eth020948-21chrt19:48:520
2435501020irq/11-eth06169-21cat22:33:060
243550940irq/11-eth017151-21df19:38:240
243550930irq/11-eth09293-21munin-node20:58:430
83850880irq/14-ide031017-21df22:08:220
4402988713cyclictest9299-21munin-node19:13:160
4402988713cyclictest22099-21nfs_client21:38:360
4402988513cyclictest3392-21df_inode22:23:290
4402988313cyclictest17204-21df23:08:240
4402988112cyclictest32506-21if_eth023:58:210
1499810watchdog/09527-21cpu22:43:300
1499810watchdog/025631-21aten2.4_r3power23:33:540
1499810watchdog/013295-21aten2.4-expect21:08:540
4402988015cyclictest30742-21seq20:22:520
4402988013cyclictest12381-21munin-node19:23:410
4402988012cyclictest8630-21aten2.4_r3power20:53:510
243550800irq/11-eth026761-21nfs_client20:08:350
4402987912cyclictest4708-21mailstats22:28:170
4402987912cyclictest4650-21munin-node20:43:320
4402987912cyclictest29998-21aten2.4-expect22:03:400
4402987912cyclictest1804-21df_inode20:33:280
1499790watchdog/030584-21seq23:51:300
4402987813cyclictest4659-21munin-node00:13:180
4402987813cyclictest2789-21sshd22:50:400
4402987812cyclictest23646-21munin-node19:58:350
4402987712cyclictest3100-21munin-node20:38:320
4402987712cyclictest27820-21munin-node20:13:260
1499770watchdog/02996-21runrttasks21:27:580
1499770watchdog/023575-21sed21:43:340
4402987612cyclictest32441-21munin-node22:13:400
4402987514cyclictest28020-21aten2.4_r3power23:43:260
4402987512cyclictest20317-21aten2.4_r3power21:33:260
4402987512cyclictest14453-21nfs_client22:58:380
1499750watchdog/09235-21latency_hist19:13:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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