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2026-05-11 - 11:52
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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: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack4slot3.osadl.org (updated Mon May 11, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
85829915416,71cyclictest10741-21munin-node19:25:160
85829914514,72cyclictest4180-21munin-node20:45:070
85829913715,68cyclictest30729-21munin-node23:45:420
7296212418,25sleep07304-21smartctl19:15:010
10682210015,15sleep010683-21diskstats00:25:020
529429813,15sleep03250-21snmpd22:28:510
8582999615,72cyclictest26997-21munin-node23:35:060
783129615,16sleep07851-21sensors_temp20:55:310
8582999515,71cyclictest37562sleep022:24:320
8582999515,71cyclictest24632-21munin-node21:14:540
8582999514,72cyclictest3568-21runrttasks23:28:020
8582999514,72cyclictest20045-21aten_r4power_cu21:34:520
2191429514,15sleep021919-21smartctl20:00:040
1540929514,15sleep015479-21perl21:20:020
1414029515,16sleep014143-21iostat_ios00:35:120
1292529513,15sleep012937-21vmstat21:10:410
8582999415,70cyclictest3974-21munin-node00:05:380
1086129418,16sleep010877-21needreboot21:05:180
859829314,15sleep08615-21aten_r4power_cu19:19:520
8582999314,70cyclictest26017-21chrt21:51:310
8582999215,67cyclictest2935-21mailstats20:40:300
8582999215,67cyclictest20238-21fschecks_time19:55:020
8582999214,69cyclictest25560-21processes20:10:290
8582999214,69cyclictest23398-21cpu21:44:550
2320329214,16sleep023258-21aten_r4power_po20:04:540
86629113,16sleep0900-21perl22:15:050
8582999114,68cyclictest7649-21load22:35:160
8582999114,68cyclictest32464-21munin-node23:50:420
8582999114,68cyclictest20907-21munin-node23:15:320
8582999114,68cyclictest18447-21cpu19:49:540
8582999114,40cyclictest12767-21munin-node22:50:290
8582999113,69cyclictest3568-21runrttasks20:16:220
1523329114,15sleep015244-21df19:39:560
8582999015,37cyclictest12092-21munin-node00:29:530
8582999014,67cyclictest9494-21swap21:00:320
8582999014,67cyclictest3229-21automount20:30:230
8582999014,67cyclictest11284-21timerandwakeup22:45:370
1905029014,16sleep019048-21ntp_states21:30:220
1833529015,16sleep08581-21cyclictest00:48:410
8582998915,65cyclictest31942-21munin-node22:10:200
8582998914,66cyclictest28057-21munin-node20:19:530
8582998914,66cyclictest12350-21load19:30:140
8582998913,67cyclictest29199-21unixbench_singl23:40:390
1885128914,62sleep018883-21if_eth023:10:090
8582998814,65cyclictest8551-21runrttasks00:18:130
8582998814,65cyclictest14937-21sshd22:58:080
8582998813,67cyclictest14459-21uptime19:35:400
2241628814,15sleep022443-21munin-node21:40:340
8582998715,62cyclictest6594-21runrttasks00:10:410
8582998714,64cyclictest22374-21runrttasks23:20:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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