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2025-12-26 - 09:47
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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 100 highest latencies:
System rack3slot7.osadl.org (updated Fri Dec 26, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140210ksoftirqd/024187-21kworker/0:019:04:200
3140160ksoftirqd/011839-21kworker/0:219:09:100
131639812746cyclictest10532-21aten2.4_r3power20:44:330
131639812552cyclictest26374-21chrt23:19:480
14991180watchdog/02734-21egrep23:49:340
14991170watchdog/028907-21if_eth019:59:220
131639811743cyclictest5785-21df22:14:280
14991160watchdog/021108-21cut23:04:220
14991150watchdog/029019-21cpu23:29:340
14991140watchdog/03314-21timerandwakeup20:19:500
131639811446cyclictest3019-21runrttasks21:09:350
131639811436cyclictest15368-21nfs_client22:44:410
131639811349cyclictest27561-21df_inode23:24:340
131639811336cyclictest24628-21nfs_client23:14:390
14991120watchdog/010085-21runrttasks22:28:500
131639811252cyclictest20414-21aten2.4-expect22:59:560
14991110watchdog/06620-21runrttasks20:30:220
131639811150cyclictest11999-21aten2.4_r3power00:19:300
131639811149cyclictest3019-21runrttasks19:25:310
131639811144cyclictest21263-21df19:34:280
131639811143cyclictest20268-21aten2.4_r3power19:29:470
131639811140cyclictest22872-21df_inode23:09:350
131639811059cyclictest24521-21rt-features21:29:340
131639811056cyclictest1225-21egrep21:59:320
131639811049cyclictest3019-21runrttasks23:46:470
131639811047cyclictest26212-21nfs_client19:49:370
131639811047cyclictest17878-21cron21:09:080
131639811046cyclictest27313-21mailstats21:39:220
131639811045cyclictest4233-21df23:54:280
131639811044cyclictest19600-21mailstats21:14:250
14991080watchdog/016447-21mailstats22:49:220
131639810848cyclictest22636-21munin-node21:24:350
131639810844cyclictest27712-21aten2.4_r3power19:54:340
131639810752cyclictest807-21runrttasks21:59:040
131639810748cyclictest3019-21runrttasks00:30:390
131639810748cyclictest12062-21df_inode22:34:340
131639810747cyclictest8881-21df20:39:270
131639810747cyclictest7688-21nfs_client00:04:440
131639810746cyclictest991-21munin-node20:14:300
131639810746cyclictest32004-21df23:39:280
131639810746cyclictest16428-21mailstats00:34:230
131639810743cyclictest32645-21timerandwakeup20:09:520
131639810743cyclictest13616-21sh20:54:320
131639810658cyclictest7708-21nfs_client22:19:400
131639810654cyclictest4588-21nfs_client20:24:390
131639810651cyclictest15443-21nfs_client20:59:400
131639810648cyclictest6070-21nfs_client23:59:390
131639810647cyclictest8066-21expr20:34:570
131639810646cyclictest3019-21runrttasks21:50:130
131639810644cyclictest9026-21df_inode00:09:350
131639810644cyclictest13838-21nfs_client22:39:370
131639810643cyclictest23139-21nfs_client19:39:400
131639810547cyclictest3019-21runrttasks21:35:320
131639810545cyclictest4401-21df_inode22:09:330
131639810545cyclictest3019-21runrttasks22:57:400
131639810545cyclictest11831-21munin-node20:49:320
131639810545cyclictest10675-21aten2.4_r3power00:14:370
131639810542cyclictest25130-21runrttasks19:45:030
131639810449cyclictest3019-21runrttasks23:35:020
131639810449cyclictest28801-21mailstats21:44:210
131639810441cyclictest30909-21grep20:04:390
131639810347cyclictest21372-21df_inode21:19:330
131639810346cyclictest10401-21df22:29:280
131639810345cyclictest13854-21seq00:24:400
131639810344cyclictest16444-21latency_hist19:19:100
14991020watchdog/02800-21df_inode22:04:340
131639810131cyclictest16983-21nfs_client19:19:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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