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2026-05-21 - 17:36
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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 21, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
149940300watchdog/01347-21kworker/0:207:04:070
14991250watchdog/07712-21idleruntime-cro10:47:590
14991250watchdog/020736-21nfs_client09:43:310
14991250watchdog/011877-21sshd10:59:070
14991230watchdog/07871-21munin-node12:33:110
14991200watchdog/02792-21runrttasks10:12:430
14991180watchdog/02792-21runrttasks07:13:030
14991180watchdog/01670-21munin-node08:43:350
806501170irq/14-ide04232-21cyclictest07:08:010
14991160watchdog/018018-21aten2.4_r3power09:33:430
14991160watchdog/016494-21cstates07:43:430
14991150watchdog/024007-21netstat09:53:390
14991130watchdog/07093-21sed12:28:430
14991130watchdog/030873-21ls10:17:590
14991120watchdog/02792-21runrttasks07:56:430
14991100watchdog/032723-21aten2.4_r3power12:08:190
14991100watchdog/030685-21chrt12:01:390
14991100watchdog/018631-21munin-node11:23:110
806501060irq/14-ide012577-21df11:03:160
2234501050irq/11-eth017354-21uptime07:48:170
2234501030irq/11-eth023592-21df08:08:210
2234501010irq/11-eth012620-21df09:18:160
223450990irq/11-eth05260-21awk08:53:270
80650980irq/14-ide032657-21df10:23:160
223450980irq/11-eth026829-21aten2.4-expect10:03:270
223450980irq/11-eth01705-21idleruntime10:28:130
80650970irq/14-ide022186-21nfs_client11:33:290
223450930irq/11-eth09323-21ntp_offset07:23:190
223450930irq/11-eth017134-21mailstats11:18:120
223450910irq/11-eth028160-21awk11:53:230
223450880irq/11-eth031541-21awk10:18:310
2008428813sleep020095-21awk09:42:590
1499870watchdog/09692-21df_inode09:08:230
1499870watchdog/014289-21munin-node07:38:190
80650860irq/14-ide031198-21df08:33:170
1499850watchdog/025496-21aten2.4_r3power09:58:350
4234988413cyclictest11421-21nfs_client09:13:290
223450840irq/11-eth04265-21seq10:35:040
223450840irq/11-eth024546-21chrt11:41:550
1499840watchdog/09010-21latency_hist07:22:590
1499840watchdog/026416-21sshd08:18:070
4234988313cyclictest5118-21unixbench_singl12:23:230
4234988313cyclictest26339-21munin-node11:48:390
223450830irq/11-eth02587-21sshd11:10:060
1499830watchdog/089342sleep009:04:590
1499830watchdog/05279-21nfs_client10:38:270
1499830watchdog/02792-21runrttasks11:44:470
4234988213cyclictest28088-21df08:23:170
4234988212cyclictest31432-21nfs_client12:03:300
4234988212cyclictest2472-21basename12:13:450
1499810watchdog/016455-21expr09:28:430
1488928115sleep014948-21sh09:23:430
4234988013cyclictest26001-21runrttasks08:15:390
4234988013cyclictest20330-21idleruntime07:58:120
4234987914cyclictest20168-21munin-node11:28:080
4234987913cyclictest2792-21runrttasks08:06:440
4234987913cyclictest12250-21munin-node07:33:110
1499790watchdog/022168-21munin-node09:48:270
4234987713cyclictest29955-21munin-node08:28:270
4234987712cyclictest438-21df_inode08:38:220
4234987712cyclictest11317-21aten2.4_r3power07:28:340
4234987711cyclictest10256-21aten2.4_r3power10:53:420
4234987613cyclictest15538-21munin-node11:13:190
1499760watchdog/08157-21df_inode10:48:230
80650750irq/14-ide03515-21df_inode12:18:230
4234987511cyclictest3710-21nfs_client08:48:300
4234987312cyclictest6491-21df08:58:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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