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2025-02-05 - 16:55
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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 Feb 05, 2025 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/07417-21kworker/0:018:38:090
14991350watchdog/07461-21missed_timers00:03:370
14991330watchdog/027932-21aten2.4_r3power19:28:250
14991320watchdog/023074-21munin-node23:03:370
14991300watchdog/07383-21munin-node20:08:210
14991300watchdog/013550-21munin-node20:28:210
14991240watchdog/06373-21nfs_client20:03:290
14991240watchdog/029315-21nfs_client21:23:210
14991220watchdog/02260-21chrt23:44:210
14991220watchdog/016911-21expr20:38:210
14991210watchdog/013357-21which18:42:570
14991190watchdog/03408-21needreboot23:48:290
14991190watchdog/018336-21kernelversion22:43:250
14991180watchdog/02989-21runrttasks20:22:330
14991170watchdog/032748-21aten2.4_r3power19:43:330
14991160watchdog/02989-21runrttasks22:04:170
14991150watchdog/029562-21nfs_client19:33:250
14991130watchdog/029966-21uname23:28:050
2430501120irq/11-eth02989-21runrttasks21:02:390
14991120watchdog/019782-21munin-node19:03:090
2430501110irq/11-eth02893-21df19:53:130
15356211112sleep015360-21cron22:32:540
14991110watchdog/015894-21cat18:48:370
14991080watchdog/026755-21needreboot23:13:290
14991080watchdog/025267-21sh23:08:290
14991080watchdog/024002-21awk21:03:250
14991060watchdog/029665-21runrttasks23:26:410
14991050watchdog/015341-21cut20:33:170
14991030watchdog/04986-21df21:53:130
14991030watchdog/04490-21df19:58:130
801501020irq/14-ide015615-21df22:33:120
14991020watchdog/09524-21uname20:13:290
243050990irq/11-eth024717-21df_inode19:18:200
243050920irq/11-eth02989-21runrttasks23:58:100
243050910irq/11-eth021329-21grep22:53:250
243050890irq/11-eth04774-21latency_hist21:52:560
243050890irq/11-eth032164-21aten2.4_r3power21:33:150
80150850irq/14-ide021139-21latency_hist20:52:570
13353988413cyclictest25942-21munin-node19:23:130
1499830watchdog/031051-21nfs_client19:38:250
13353988214cyclictest2989-21runrttasks22:15:340
13353988212cyclictest27052-21aten2.4_r3power21:13:220
243050800irq/11-eth030823-21aten2.4_r3power21:28:220
1499800watchdog/04398-21munin-node23:53:290
1499800watchdog/017059-21seq22:38:130
13353988013cyclictest20604-21aten2.4_r3power20:48:400
243050790irq/11-eth02989-21runrttasks21:18:530
243050790irq/11-eth012952-21runrttasks20:24:000
13353987913cyclictest23088-21aten2.4_r3power19:13:150
13353987912cyclictest19564-21df_inode22:48:200
13353987912cyclictest18738-21nfs_client18:58:260
13353987912cyclictest18729-21nfs_client20:43:290
1499780watchdog/025941-21basename21:08:410
1499780watchdog/021314-21munin-node19:08:450
13353987714cyclictest12401-21munin-node22:23:030
13353987713cyclictest8841-21aten2.4_r3power22:08:150
13353987613cyclictest1589-21sh21:42:540
13353987513cyclictest2200-21nfs_client21:43:210
13353987512cyclictest1940-21timerandwakeup19:48:370
13353987413cyclictest32056-21needreboot23:33:280
13353987412cyclictest8304-21df00:08:130
13353987412cyclictest16994-21df_inode18:53:180
13353987313cyclictest2989-21runrttasks22:01:550
13353987312cyclictest659-21chrt23:38:530
13353987312cyclictest2989-21runrttasks22:20:000
13353987212cyclictest2989-21runrttasks22:58:020
13353987113cyclictest2989-21runrttasks23:20:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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