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2025-12-17 - 01:51
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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 Dec 17, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140230ksoftirqd/04758-21kworker/0:219:05:120
14991300watchdog/03019-21runrttasks19:55:180
14991260watchdog/014051-21munin-node19:09:580
14991220watchdog/03019-21runrttasks20:21:460
14991220watchdog/020747-21nfs_client19:30:140
14991210watchdog/03675-21nfs_client23:50:140
14991210watchdog/021697-21munin-node23:05:100
14991210watchdog/018690-21munin-node19:25:180
14991210watchdog/0150062sleep020:56:140
14991200watchdog/03019-21runrttasks23:33:180
14991190watchdog/07817-21latency_hist20:34:460
14991190watchdog/030989-21ls20:04:460
14991190watchdog/022743-21runrttasks21:21:180
14991190watchdog/017919-21cstates22:50:340
14991170watchdog/04821-21sensors_temp22:09:580
14991170watchdog/03019-21runrttasks00:02:500
14991170watchdog/025392-21needreboot21:30:180
14991170watchdog/016006-21forks19:15:100
14991160watchdog/016841-21seq00:34:140
14991140watchdog/03019-21runrttasks00:05:340
14991140watchdog/027866-21munin-node23:24:580
14991140watchdog/021969-21ntp_offset19:35:060
14991130watchdog/024735-21latency_hist23:14:460
14991130watchdog/020226-21munin-node22:59:580
14991110watchdog/020690-21nfs_client21:15:140
14991110watchdog/011138-21df_inode00:15:060
14991080watchdog/030588-21seq21:47:300
14991070watchdog/05902-21runrttasks23:58:060
14991070watchdog/026021-21seq19:47:420
14991060watchdog/018126-21chrt00:37:060
2460501050irq/11-eth012461-21mailstats22:34:560
14991040watchdog/06685-21sensors22:15:100
2460501030irq/11-eth014641-21aten2.4_r3power22:40:190
2624229511sleep026300-21latency_hist21:34:460
82350920irq/14-ide02047-21awk23:45:140
246050890irq/11-eth023295-21grep23:09:570
1148728911sleep011490-21needreboot20:45:150
246050850irq/11-eth0556-21nfs_client20:10:170
246050850irq/11-eth031488-21chrt21:50:160
246050850irq/11-eth024481-21runrttasks21:27:570
246050840irq/11-eth09796-21aten2.4_r3power22:25:110
1499840watchdog/09980-21processes00:10:220
1499840watchdog/017741-21kernelversion19:20:180
13798988313cyclictest9413-21mailstats20:39:590
13798988312cyclictest19110-21nfs_client22:55:150
13798988312cyclictest12473-21munin-node20:50:110
82350820irq/14-ide03090-21munin-run20:19:450
13798988214cyclictest15996-21nfs_client22:45:140
13798988213cyclictest3845-21aten2.4_r3power22:05:210
13798988212cyclictest8258-21aten2.4_r3power22:20:120
180728112sleep01834-21aten2.4_r3power22:00:040
13798988113cyclictest5018-21cpu20:25:070
13798988111cyclictest23982-21munin-node19:40:220
1499800watchdog/030839-21runrttasks20:04:180
13798988013cyclictest32607-21df23:40:020
13798988013cyclictest31171-21aten2.4-expect23:35:040
13798988013cyclictest26793-21nfs_client23:20:130
13798988013cyclictest17100-21munin-node21:04:560
13798987913cyclictest12559-21df00:20:030
13798987912cyclictest6304-21munin-node20:29:560
13798987912cyclictest28641-21timerandwakeup21:40:270
13798987813cyclictest15569-21munin-node21:00:280
13798987812cyclictest19801-21chrt21:12:380
13798987613cyclictest14626-21processes00:25:230
13798987611cyclictest26620-21runrttasks19:50:050
13798987611cyclictest10901-21munin-node22:29:560
13798987412cyclictest32749-21aten2.4_r3power21:55:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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