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2026-04-06 - 12:52
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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 Mon Apr 06, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140210ksoftirqd/022749-21kworker/0:018:59:190
14991260watchdog/024397-21munin-node00:27:440
14991190watchdog/021941-21nfs_client19:03:000
14991150watchdog/01906-21if_err_eth019:43:040
14991150watchdog/011106-21kernelversion23:43:040
14991140watchdog/09598-21needreboot20:08:040
14991140watchdog/06584-21munin-node21:43:080
14991140watchdog/03453-21kernelversion21:33:040
14991140watchdog/017451-21aten2.4_r3power20:33:080
14991130watchdog/029478-21forks22:57:560
14991120watchdog/023532-21aten2.4_r3power22:38:040
14991110watchdog/022415-21seq20:49:240
211619811035cyclictest20258-21nfs_client22:28:010
14991070watchdog/03019-21runrttasks20:20:320
14991070watchdog/013641-21latency_hist20:22:320
14991060watchdog/031198-21expr19:33:000
14991060watchdog/03019-21runrttasks23:51:360
14991040watchdog/03316-21aten2.4_r3power19:47:560
14991040watchdog/025923-21cat22:47:320
14991040watchdog/025117-21kernelversion19:13:040
211619810339cyclictest1498-21cpu21:27:530
14991020watchdog/03019-21runrttasks21:04:520
14991020watchdog/011565-21chrt21:59:120
211619810138cyclictest15195-21mailstats22:12:410
211619810133cyclictest31284-21aten2.4_r3power23:03:090
14991010watchdog/027966-21aten2.4_r3power22:52:560
14991010watchdog/019398-21runrttasks20:39:560
211619810040cyclictest8093-21aten2.4-expect23:33:050
211619810036cyclictest3019-21runrttasks23:58:160
14991000watchdog/01785-21chrt23:13:000
1499990watchdog/04788-21sh21:37:560
21161989847cyclictest18671-21forks22:22:560
21161989840cyclictest28196-21aten2.4-expect21:08:080
1499980watchdog/029050-21latency_hist19:27:320
21161989736cyclictest3019-21runrttasks00:05:590
21161989733cyclictest32261-21ntp_states21:22:450
21161989733cyclictest21320-21munin-node00:18:090
21161989732cyclictest30937-21df_inode21:17:540
21161989731cyclictest4347-21munin-node23:22:410
1499970watchdog/04421-21munin-node19:53:120
1499970watchdog/023165-21tail20:52:520
1499970watchdog/014216-21kernelversion23:53:040
21161989643cyclictest3019-21runrttasks00:10:560
21161989636cyclictest11296-21aten2.4-expect20:13:080
21161989635cyclictest20377-21kernelversion00:13:030
21161989633cyclictest20297-21munin-node20:43:000
1499960watchdog/017168-21aten2.4_r3power22:17:560
21161989544cyclictest7986-21nfs_client20:03:000
21161989541cyclictest27438-21runrttasks19:22:220
21161989538cyclictest3019-21runrttasks19:27:330
21161989537cyclictest3019-21runrttasks19:37:330
21161989536cyclictest23416-21nfs_client19:08:000
21161989535cyclictest24894-21nfs_client22:43:000
21161989534cyclictest6850-21aten2.4_r3power19:58:140
21161989533cyclictest7915-21nfs_client21:47:580
21161989530cyclictest6878-21seq23:29:000
21161989530cyclictest22646-21seq22:36:310
21161989433cyclictest13927-21df_inode22:07:550
21161989429cyclictest336-21processes23:08:080
21161989414cyclictest29472-21grep21:12:560
1499940watchdog/02734-21latency_hist23:17:320
1499940watchdog/016684-21latency_hist20:32:320
21161989330cyclictest8975-21latency_hist21:52:330
21161989328cyclictest12647-21needreboot22:03:030
21161989234cyclictest8975-21munin-node23:37:500
21161989230cyclictest22986-21df00:22:480
21161989036cyclictest24462-21munin-node20:57:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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