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2026-06-19 - 00:13
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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 50 highest latencies:
System rack3slot7.osadl.org (updated Thu Jun 18, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/012922-21kworker/0:007:01:260
14991380watchdog/016703-21forks12:16:330
14991340watchdog/016757-21runrttasks08:46:330
14991310watchdog/02792-21runrttasks12:08:370
14991310watchdog/015393-21sh12:11:450
14991300watchdog/026641-21runrttasks09:17:570
14991270watchdog/027548-21unixbench_singl09:21:330
14991260watchdog/08877-21hostname08:21:290
14991230watchdog/020701-21seq10:45:090
14991200watchdog/021366-21nfs_client12:31:370
14991190watchdog/025343-21sshd07:31:130
14991180watchdog/027195-21munin-node07:36:530
14991180watchdog/02372-21munin-node11:31:290
2234501160irq/11-eth021283-21df_inode09:01:310
14991140watchdog/02408-21munin-node09:46:530
14991140watchdog/013688-21aten2.4_r3power10:21:370
14991140watchdog/012387-21processes08:31:450
14991120watchdog/030328-21df11:16:250
14991120watchdog/021317-21awk10:46:330
14991110watchdog/027000-21latency_hist11:06:090
14991080watchdog/06841-21runrttasks10:00:170
14991070watchdog/05918-21grep08:11:330
14991070watchdog/029958-21runrttasks07:44:370
14991070watchdog/015888-21runrttasks10:28:370
14991070watchdog/011857-21awk12:01:290
14991050watchdog/022709-21aten2.4_r3power10:51:290
806501000irq/14-ide022629-21df09:06:260
223450980irq/11-eth023015-21munin-node07:21:530
223450950irq/11-eth010295-21df10:11:260
223450920irq/11-eth024037-21runrttasks10:56:190
80650890irq/14-ide04013-21munin-node08:06:260
223450890irq/11-eth023929-21sed07:26:260
223450890irq/11-eth020001-21needreboot08:56:390
223450880irq/11-eth019125-21munin-node07:11:350
223450860irq/11-eth02792-21runrttasks11:30:340
1499840watchdog/02792-21runrttasks11:58:330
223450830irq/11-eth032088-21awk07:51:320
17338988313cyclictest10296-21df08:26:250
17338988311cyclictest21366-21aten2.4_r3power07:16:460
17338988113cyclictest31754-21sendmail_mailtr11:21:190
17338988113cyclictest18082-21nfs_client07:06:380
1499810watchdog/028730-21idleruntime11:11:210
223450800irq/11-eth020816-21wc12:31:100
80650790irq/14-ide030520-21df_inode09:31:320
17338987913cyclictest14818-21mailstats08:41:190
17338987912cyclictest24168-21df09:11:260
1499790watchdog/05534-21mailstats11:41:210
1499790watchdog/012958-21runrttasks10:19:490
223450780irq/11-eth01380-21nfs_client07:56:370
17338987813cyclictest29438-21grep09:26:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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