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2026-03-17 - 11:55
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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 Tue Mar 17, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/08690-21kworker/0:018:59:030
171239815213cyclictest21130-21aten2.4-expect20:59:280
171239815113cyclictest21921-21munin-node22:49:030
171239814913cyclictest29710-21munin-node19:44:200
171239814913cyclictest28819-21wc23:09:320
171239814627cyclictest4876-21idleruntime-cro20:08:490
171239814612cyclictest29669-21mailstats21:29:010
171239814512cyclictest32716-21munin-node23:24:080
171239814414cyclictest20700-21unixbench_singl00:29:140
171239814327cyclictest24679-21chrt19:26:290
171239814313cyclictest27262-21munin-node19:34:240
171239814313cyclictest17779-21nfs_client22:34:210
171239814214cyclictest8641-21munin-node20:19:200
171239814213cyclictest3856-21aten2.4_r3power21:49:150
171239814212cyclictest7996-21munin-node23:49:080
171239814212cyclictest2725-21cut21:44:330
171239814114cyclictest15089-21cstates20:39:330
171239814113cyclictest9551-21munin-node23:54:250
171239814113cyclictest26783-21load21:19:080
171239814012cyclictest17938-21processes00:19:280
171239813817cyclictest11203-21munin-node22:14:010
171239813715cyclictest24011-21nfs_client21:09:190
171239813712cyclictest22623-21processes21:04:250
171239813712cyclictest22469-21nfs_client19:19:180
171239813613cyclictest16642-21aten2.4_r3power22:29:360
171239813512cyclictest2322-21nfs_client23:29:210
171239813211cyclictest11857-21aten2.4_r3power20:29:290
171239812911cyclictest5886-21aten2.4_r3power20:09:370
171239812712cyclictest13402-21aten2.4_r3power20:34:280
14991070watchdog/020794-21munin-node22:44:150
14991050watchdog/07193-21aten2.4_r3power21:59:270
14991010watchdog/031311-21df23:19:070
14991010watchdog/020957-21nfs_client19:14:190
1499990watchdog/020391-21latency_hist19:13:510
1499970watchdog/030369-21netstat23:14:310
1499960watchdog/08788-21grep22:04:310
1499950watchdog/027012-21munin-node23:04:190
1499950watchdog/015864-21sort20:44:030
1499910watchdog/017091-21munin-node19:03:510
1499900watchdog/03019-21runrttasks22:22:270
1499880watchdog/025502-21cut22:59:190
1499870watchdog/01883-21mailstats19:58:590
1499860watchdog/015190-21runrttasks22:25:110
1499850watchdog/011298-21aten2.4_r3power23:59:070
17123988313cyclictest6597-21mailstats20:14:020
17123988313cyclictest3903-21nfs_client23:34:210
17123988213cyclictest526-21swap19:54:080
17123988114cyclictest29285-21runrttasks19:41:200
1499810watchdog/019441-21kernelversion22:39:230
17123988029cyclictest13274-21cut00:04:250
17123988011cyclictest31218-21munin-node21:34:010
1499800watchdog/0148812sleep000:09:310
82350790irq/14-ide019421-21nfs_client20:54:190
17123987913cyclictest983-21aten2.4_r3power21:39:280
17123987813cyclictest31521-21df_inode19:49:140
17123987813cyclictest23729-21cpu22:54:130
17123987812cyclictest9871-21df_inode22:09:130
17123987711cyclictest9940-21df_inode20:24:120
1499770watchdog/05143-21aten2.4_r3power23:39:110
1499770watchdog/026009-21runrttasks19:29:470
1499770watchdog/016469-21munin-node00:14:310
17123987613cyclictest17307-21date20:48:510
17123987612cyclictest28777-21aten2.4_r3power21:24:230
17123987513cyclictest18952-21df00:24:080
82350740irq/14-ide06781-21df_inode23:44:140
17123987412cyclictest25387-21df_inode21:14:130
1499740watchdog/05443-21nfs_client21:54:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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