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2026-04-22 - 03:09
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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 Wed Apr 22, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/06515-21kworker/0:119:05:250
78839815212cyclictest2306-21nfs_client00:05:250
78839814715cyclictest5691-21seq20:45:310
78839814313cyclictest30389-21aten2.4_r3power22:05:340
14991370watchdog/023847-21rt-features23:30:180
14991360watchdog/018988-21mailstats19:45:060
14991280watchdog/011155-21munin-node22:50:300
2234501120irq/11-eth04090-21aten2.4_r3power22:25:300
14991070watchdog/016230-21aten2.4_r3power23:05:220
14991060watchdog/08335-21df_inode00:25:180
14991050watchdog/017735-21df_inode19:40:180
2234501040irq/11-eth030420-21latency23:50:350
14991020watchdog/02792-21runrttasks22:58:260
14991010watchdog/02792-21runrttasks23:28:060
14991010watchdog/024023-21runrttasks20:00:220
2234501000irq/11-eth02792-21runrttasks23:40:060
1499970watchdog/010562-21seq00:31:180
1499960watchdog/07373-21cstates22:35:380
80650950irq/14-ide015945-21df21:20:130
223450940irq/11-eth011450-21df_inode00:35:190
1499940watchdog/014976-21aten2.4_r3power21:15:340
1499920watchdog/02792-21runrttasks23:00:100
1499920watchdog/017364-21munin-node21:25:380
7883988712cyclictest2383-21nfs_client22:20:250
1499870watchdog/0215652sleep021:37:300
7883988513cyclictest20501-21munin-node19:50:050
223450850irq/11-eth031344-21df23:55:110
223450850irq/11-eth020928-21nfs_client23:20:250
1499850watchdog/032125-21basename22:10:380
7883988413cyclictest29732-21munin-node20:20:070
1499840watchdog/018932-21munin-node21:30:060
1499830watchdog/016480-21aten2.4_r3power19:35:300
7883988113cyclictest7123-21munin-node20:50:260
7883988113cyclictest6732-21aten2.4_r3power00:20:140
7883988112cyclictest2734-21missed_timers20:35:380
7883988112cyclictest13263-21nfs_client19:25:230
7883988111cyclictest9857-21df19:15:130
1499810watchdog/05926-21seq00:16:180
1499810watchdog/011401-21ntp_offset21:05:140
1499810watchdog/01099-21missed_timers00:00:380
7883988013cyclictest3878-21nfs_client00:10:240
7883988013cyclictest31899-21entropy20:25:290
7883988012cyclictest835-21nfs_client22:15:240
7883988011cyclictest14814-21nfs_client19:30:240
1499800watchdog/029066-21chrt23:45:580
7883987912cyclictest8008-21aten2.4_r3power19:09:590
7883987822cyclictest26897-21munin-node20:10:170
7883987813cyclictest10330-21processes21:00:320
7883987812cyclictest5642-21aten2.4-expect22:30:290
7883987812cyclictest28547-21unixbench_singl20:15:180
7883987812cyclictest26607-21munin-node21:55:060
223450780irq/11-eth029586-21basename22:04:540
223450780irq/11-eth021950-21sed21:39:550
7883987713cyclictest8626-21nfs_client22:40:240
7883987713cyclictest25356-21cpu20:05:180
7883987713cyclictest25069-21munin-node21:50:070
7883987713cyclictest22010-21munin-node19:55:090
7883987713cyclictest17771-21aten2.4_r3power23:10:210
7883987712cyclictest8507-21unixbench_singl20:55:200
7883987712cyclictest25248-21aten2.4_r3power23:35:140
7883987712cyclictest19059-21uptime23:15:130
7883987712cyclictest12953-21aten2.4_r3power21:10:150
7883987711cyclictest782-21aten2.4_r3power20:30:200
223450770irq/11-eth010835-21runrttasks22:48:130
7883987612cyclictest11443-21aten2.4_r3power19:20:130
7883987512cyclictest3662-21df20:40:120
7883987511cyclictest24328-21sendmail_mailqu21:45:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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