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2026-05-07 - 15:49
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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 all highest latencies:
System rack3slot7.osadl.org (updated Thu May 07, 2026 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/012395-21kworker/0:207:08:030
14991310watchdog/016981-21runrttasks12:22:100
14991310watchdog/016816-21munin-node07:08:580
14991280watchdog/030467-21egrep07:49:340
14991270watchdog/03734-21df_inode09:54:180
14991260watchdog/017994-21aten2.4_r3power10:39:300
14991220watchdog/030814-21runrttasks09:36:180
2234501060irq/11-eth02792-21runrttasks10:54:260
2234501030irq/11-eth014404-21df10:29:120
14991010watchdog/032182-21sshd09:39:460
14991010watchdog/02792-21runrttasks10:37:140
2234501000irq/11-eth02792-21runrttasks08:35:030
1499990watchdog/0352-21if_eth011:29:060
80650980irq/14-ide019093-21df08:59:110
1499970watchdog/025271-21aten2.4_r3power11:04:140
80650960irq/14-ide03607-21df08:09:110
223450960irq/11-eth06598-21mailstats10:04:070
1499950watchdog/06448-21latency_hist08:18:540
1499950watchdog/06063-21runrttasks11:46:140
1499950watchdog/017621-21cpu08:54:180
223450940irq/11-eth020136-21latency_hist07:18:560
1499940watchdog/021742-21munin-node07:24:060
389029313sleep03900-21nfs_client11:39:220
1499930watchdog/01807-21latency_hist08:03:540
223450920irq/11-eth02762-21aten2.4_r3power11:34:380
223450920irq/11-eth019616-21latency12:29:350
223450920irq/11-eth019487-21aten2.4_r3power07:14:370
223450920irq/11-eth01888-21sendmail_mailtr09:49:050
1499910watchdog/029063-21aten2.4-expect09:29:380
1499910watchdog/02792-21runrttasks08:32:220
223450890irq/11-eth014316-21apt-get12:14:080
1499890watchdog/020390-21munin-node12:34:340
1499890watchdog/013676-21chrt10:25:060
1499890watchdog/011476-21df_inode12:04:180
1499880watchdog/09163-21runrttasks11:56:260
16822988713cyclictest9415-21sshd08:27:530
16822988612cyclictest11947-21latency10:19:360
16822988513cyclictest2792-21runrttasks12:02:460
223450830irq/11-eth023766-21nfs_client07:29:230
16822988312cyclictest28004-21idleruntime-cro11:13:540
1499820watchdog/027474-21sendmail_mailqu07:39:380
16822988114cyclictest993-21aten2.4-expect09:44:280
16822988114cyclictest24120-21needreboot09:14:260
16822988113cyclictest2587-21sshd08:44:380
16822988112cyclictest31494-21df_inode11:24:160
16822988014cyclictest5468-21nfs_client09:59:210
16822988014cyclictest23575-21munin-node10:59:060
832727911sleep08341-21cpu10:09:160
16822987912cyclictest25367-21nfs_client07:34:250
16822987912cyclictest21995-21munin-node09:09:190
1499790watchdog/02792-21runrttasks11:52:540
16822987814cyclictest19892-21runrttasks10:45:300
16822987813cyclictest28614-21nfs_client11:14:230
16822987813cyclictest13330-21sh12:09:300
16822987812cyclictest20874-21munin-node09:04:210
1499780watchdog/032584-21runrttasks07:57:580
1499780watchdog/016207-21unixbench_singl08:49:180
2845927712sleep028514-21df_inode07:44:160
16822987712cyclictest2190-21df_inode08:04:180
16822987629cyclictest20400-21latency_hist10:48:550
16822987615cyclictest17712-21unixbench_singl12:24:200
16822987614cyclictest13282-21nfs_client08:39:240
16822987512cyclictest9623-21munin-node10:14:290
16822987512cyclictest6583-21munin-node08:19:050
16822987512cyclictest30323-21aten2.4_r3power11:19:290
16822987512cyclictest26905-21df_inode09:24:160
16822987512cyclictest25091-21munin-node09:19:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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