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2026-07-05 - 09:20
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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 Sun Jul 05, 2026 00:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/02004-21kworker/0:119:00:150
14991320watchdog/026646-21mailstats20:20:140
14991300watchdog/032691-21munin-node00:10:260
14991290watchdog/08303-21df_inode22:50:260
14991290watchdog/013268-21entropy23:05:340
14991250watchdog/02792-21runrttasks19:19:420
14991230watchdog/0294532sleep022:14:340
14991220watchdog/021319-21aten2.4_r3power20:00:460
14991220watchdog/018855-21munin-node21:40:340
14991210watchdog/05877-21aten2.4_r3power20:55:460
14991200watchdog/028756-21kernelversion20:25:380
14991200watchdog/017646-21df_inode21:35:260
14991190watchdog/02792-21runrttasks21:27:180
14991190watchdog/013622-21aten2.4_r3power19:35:460
14991170watchdog/0262372sleep023:48:420
14991140watchdog/03249-21cut19:05:060
14991140watchdog/019035-21aten2.4_r3power23:25:220
14991130watchdog/011539-21unixbench_singl19:30:260
14991120watchdog/02792-21runrttasks21:05:260
14991100watchdog/07371-21aten2.4_r3power22:45:460
14991100watchdog/021972-21munin-node20:05:380
14991090watchdog/019743-21cstates19:55:460
14991090watchdog/016144-21sh23:15:260
14991090watchdog/014841-21needreboot19:40:340
14991090watchdog/0136502sleep021:21:140
14991080watchdog/03975-21needreboot22:35:340
2234501070irq/11-eth011169-21mailstats21:15:130
14991070watchdog/023333-21runrttasks21:54:580
14991070watchdog/010854-21chrt21:13:420
2234501040irq/11-eth024311-21missed_timers20:10:440
2234501040irq/11-eth017474-21df19:50:200
2234501030irq/11-eth016195-21aten2.4_r3power21:30:280
223450920irq/11-eth025471-21aten2.4_r3power22:00:280
3220989013cyclictest5358-21rt-features19:10:260
223450900irq/11-eth017221-21latency_hist19:50:020
223450880irq/11-eth031744-21kernelversion00:05:350
223450880irq/11-eth02252-21runrttasks22:30:280
223450850irq/11-eth010120-21nfs_client19:25:320
223450840irq/11-eth017747-21nfs_client23:20:330
3220988216cyclictest5868-21aten2.4-expect22:41:000
3220988212cyclictest14182-21munin-node23:10:290
1499820watchdog/020885-21nfs_client23:30:340
1499810watchdog/021813-21ls21:50:020
3220988012cyclictest25133-21if_eth020:15:150
223450800irq/11-eth026971-21aten2.4-expect23:50:280
3220987912cyclictest8104-21munin-node19:20:130
3220987912cyclictest1789-21munin-node00:15:190
3220987911cyclictest23968-21nfs_client23:40:320
223450790irq/11-eth06095-21chrt00:28:080
1499790watchdog/02792-21runrttasks00:24:260
1499790watchdog/023685-21ntpq21:55:220
3220987815cyclictest3434-21munin-node20:50:130
1499780watchdog/028228-21df23:55:220
3220987714cyclictest31322-21munin-node20:35:140
3220987713cyclictest2792-21runrttasks20:32:510
3220987712cyclictest32651-21latency_hist20:40:030
1499770watchdog/06588-21which21:00:140
3220987614cyclictest9610-21irqstats22:55:150
3220987614cyclictest2792-21runrttasks23:04:440
3220987613cyclictest32747-21mailstats22:25:150
3220987613cyclictest31213-21mailstats22:20:120
3220987613cyclictest27194-21aten2.4_r3power22:05:370
3220987612cyclictest6931-21nfs_client00:30:320
223450760irq/11-eth02175-21df_inode20:45:260
1499760watchdog/030457-21ls00:00:460
223450750irq/11-eth030424-21latency22:15:430
3220987312cyclictest22401-21nfs_client23:35:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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