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2026-09-24 - 05:06
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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 Sep 24, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140120ksoftirqd/08770-21kworker/0:118:54:580
14991350watchdog/015137-21df_inode00:00:050
14991310watchdog/021436-21df_inode19:05:090
14991290watchdog/05642-21munin-node21:45:090
14991270watchdog/07975-21latency21:50:290
14991260watchdog/024621-21unixbench_singl19:15:090
806501080irq/14-ide022700-21munin-node19:09:570
2234501060irq/11-eth02792-21runrttasks19:47:240
806501050irq/14-ide02792-21runrttasks21:26:220
2234501050irq/11-eth030591-21df_inode23:05:080
2234501030irq/11-eth014032-21runrttasks22:10:210
14991020watchdog/06064-21unixbench_singl20:00:090
2234501010irq/11-eth02792-21runrttasks21:08:310
1499990watchdog/030139-21chrt21:18:570
223450980irq/11-eth01051-21sh23:14:580
1499980watchdog/04515-21munin-node19:55:130
1499980watchdog/02902-21unixbench_singl23:20:090
1499980watchdog/024792-21munin-node22:45:250
1499980watchdog/019779-21df_inode00:15:090
1499970watchdog/02792-21runrttasks22:25:490
223450960irq/11-eth015129-21munin-node20:30:030
1499950watchdog/04526-21aten2.4_r3power23:25:130
223450940irq/11-eth022754-21df00:25:050
1499940watchdog/09659-21aten2.4_r3power20:10:290
1499940watchdog/026419-21aten2.4-expect22:50:250
80650930irq/14-ide010427-21df20:15:020
1499930watchdog/019099-21seq00:12:290
1499930watchdog/018283-21munin-node20:40:090
1499920watchdog/023798-21chrt20:57:290
1499900watchdog/019838-21grep20:45:090
1499890watchdog/02593-21munin-node19:50:210
1499880watchdog/021596-21needreboot00:20:170
80650870irq/14-ide022533-21latency_hist20:54:460
223450870irq/11-eth017478-21runrttasks22:21:310
1499870watchdog/026196-21forks19:20:130
1499860watchdog/0314082sleep019:36:210
1499860watchdog/021284-21ntp_offset22:35:050
1499850watchdog/02792-21runrttasks21:36:330
1499850watchdog/011963-21df22:05:050
223450840irq/11-eth01988-21chrt21:31:150
1499840watchdog/010825-21nfs_client22:00:210
19353988313cyclictest6337-21sshd23:30:260
1499830watchdog/027885-21aten2.4_r3power22:55:210
1499830watchdog/020974-21latency_hist22:34:450
1499830watchdog/019446-21rt-features18:59:490
1499820watchdog/02792-21runrttasks21:55:290
223450810irq/11-eth09210-21grep23:40:160
223450810irq/11-eth0251022sleep021:00:320
19353988112cyclictest10502-21df_inode23:45:080
19353988013cyclictest7787-21needreboot20:05:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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