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2025-12-11 - 17:05
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack5slot7.osadl.org (updated Thu Dec 11, 2025 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11620224350,13sleep08608-1kworker/u3:005:35:370
125999915780,54cyclictest24646-21/usr/sbin/munin08:55:420
125999915779,53cyclictest21431-21rm08:45:030
125999915779,38cyclictest26245-21memory09:01:110
125999915680,51cyclictest14009-21ssh08:17:130
125999915579,34cyclictest16231-21ls10:21:100
125999915486,48cyclictest27588-21ssh11:01:020
125999915377,34cyclictest4592-21latency_hist09:40:040
125999915178,51cyclictest25070-21timerwakeupswit10:51:270
125999915177,51cyclictest30331-21ssh09:15:440
125999915176,52cyclictest32579-21grep07:25:570
125999915082,48cyclictest10930-21timerandwakeup10:01:270
125999915078,33cyclictest2237-21sed07:36:050
125999915072,54cyclictest4665-21grep07:46:240
125999915072,52cyclictest17257-21wc08:30:060
125999914979,50cyclictest28363-21sed07:01:050
125999914978,45cyclictest6525-21wc09:46:280
125999914976,50cyclictest26450-21grep10:56:270
125999914975,51cyclictest11528-21ssh10:05:180
125999914974,33cyclictest27552-21if_eth009:05:560
125999914973,51cyclictest29186-21tr11:06:160
125999914972,52cyclictest4026-21latency_hist07:45:070
125999914972,52cyclictest29389-21sort07:10:030
125999914972,52cyclictest15831-21cat08:25:050
125999914972,35cyclictest3112-21munin-run09:35:010
125999914880,46cyclictest17381-21wc10:25:350
125999914879,46cyclictest32601-21ssh09:24:150
125999914878,48cyclictest4636-21ssh09:40:100
125999914873,53cyclictest9317-21grep09:56:140
125999914873,51cyclictest23817-21/usr/sbin/munin08:51:340
125999914873,50cyclictest7303-21ssh07:55:120
125999914873,50cyclictest19703-21ssh08:37:170
125999914872,55cyclictest13180-21df10:10:360
125999914775,51cyclictest20335-21latency_hist06:20:020
125999914775,50cyclictest7428-21sshd09:50:280
125999914775,35cyclictest21954-21grep06:26:050
125999914774,51cyclictest9745-21cat08:01:370
125999914773,53cyclictest370-21aten_r5power_cu09:25:230
125999914773,50cyclictest24057-21basename06:40:210
125999914773,50cyclictest21398-21/usr/sbin/munin10:40:100
125999914773,36cyclictest21854-21sh08:45:450
125999914772,52cyclictest1246-21timerandwakeup07:31:040
125999914771,38cyclictest11649-21ssh08:10:100
125999914676,47cyclictest23650-21sed10:46:270
125999914673,51cyclictest28697-21/usr/sbin/munin09:10:290
125999914673,50cyclictest15486-21ssh10:18:450
125999914672,52cyclictest14147-21cut05:45:420
125999914671,53cyclictest19454-21users10:31:310
125999914574,48cyclictest15930-21basename05:55:200
125999914573,36cyclictest19349-21grep06:11:050
125999914572,50cyclictest21068-21grep06:21:040
125999914572,34cyclictest18318-21ssh08:32:390
125999914571,51cyclictest22288-21aten_r5power_po06:30:220
125999914477,44cyclictest10280-21basename08:05:260
125999914474,50cyclictest5707-21apt-get07:50:220
125999914374,47cyclictest25921-21wget06:50:220
125999914372,48cyclictest13427-21unixbench_singl05:41:050
125999914272,49cyclictest31520-21fw_conntrack07:20:390
125999914172,33cyclictest20214-21cat10:35:350
125999914171,30cyclictest18525-21grep06:10:020
125999914070,49cyclictest17600-21debian-sa106:05:000
125999914067,50cyclictest30401-21sshd07:15:270
125999913873,43cyclictest30185-21unixbench_singl07:11:070
125999913869,48cyclictest15742-21grep05:51:050
125999913768,47cyclictest24912-21/usr/sbin/munin06:45:550
125999913668,47cyclictest23120-21/usr/sbin/munin06:35:080
125999913567,46cyclictest26733-21/usr/sbin/munin06:55:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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