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2026-06-09 - 05:37
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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 376 highest latencies:
System rack5slot7.osadl.org (updated Tue Jun 09, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6899224372197,90sleep00-21swapper19:03:290
71159915780,51cyclictest18252-21sh23:42:490
71159915584,50cyclictest12127-21irqstats21:51:140
71159915482,33cyclictest1063-21users00:26:590
71159915473,54cyclictest8273-21ssh21:40:240
71159915366,51cyclictest9510-21ssh23:17:020
71159915280,48cyclictest31246-21users21:11:520
71159915279,33cyclictest3147-21ssh00:33:380
71159915277,52cyclictest19113-21ssh22:11:260
71159915277,51cyclictest15397-21/usr/sbin/munin23:35:350
71159915277,34cyclictest9972-21apt-get21:45:280
71159915275,51cyclictest15138-21apt-get22:00:260
71159915179,48cyclictest27079-21munin-run22:35:100
71159915175,52cyclictest24621-21timerwakeupswit22:26:490
71159915082,45cyclictest28579-21apt-get21:05:280
71159915076,52cyclictest27431-21apt-get00:10:300
71159915076,51cyclictest22280-21/usr/sbin/munin23:55:420
71159915075,51cyclictest13672-21apt-get23:30:260
71159915072,52cyclictest18830-21apt-get23:45:240
71159914978,50cyclictest25709-21apt-get00:05:270
71159914977,49cyclictest32752-21fw_conntrack22:51:080
71159914976,32cyclictest20708-21fw_conntrack22:16:090
71159914975,51cyclictest5140-21aten_r5power_cu23:05:360
71159914975,51cyclictest10258-21apt-get23:20:280
71159914974,35cyclictest12813-21wc23:26:470
71159914973,51cyclictest3839-21irqstats23:01:220
71159914972,52cyclictest22040-21apt-get22:20:230
71159914878,47cyclictest20321-21users20:16:140
71159914876,48cyclictest22155-21munin-run23:55:080
71159914874,33cyclictest27657-21irqstats22:36:150
71159914874,33cyclictest13458-21df19:40:390
71159914873,50cyclictest1326-21apt-get21:20:270
71159914873,35cyclictest24008-21apt-get00:00:260
71159914774,51cyclictest8107-21munin-node19:10:150
71159914774,49cyclictest26646-21munin-run20:55:070
71159914773,50cyclictest31257-21fw_conntrack00:21:100
71159914676,47cyclictest30640-21apt-get22:45:320
71159914676,47cyclictest17191-21irqstats20:00:560
71159914675,50cyclictest13877-21ssh21:56:200
71159914674,49cyclictest29167-21apt-get00:15:230
71159914673,49cyclictest29470-21ssh22:41:270
71159914670,52cyclictest7399-21ssh21:36:480
71159914670,52cyclictest5658-21sort21:31:510
71159914669,53cyclictest24119-21cut20:40:300
71159914576,46cyclictest1051-21ssh21:19:250
71159914572,35cyclictest9652-21apt-get19:20:230
71159914571,53cyclictest1724-21basename22:55:370
71159914570,52cyclictest28472-21latency_hist21:05:110
71159914474,46cyclictest6806-21apt-get23:10:310
71159914472,49cyclictest3514-21irqstats21:26:210
71159914471,49cyclictest17795-21users22:06:540
71159914470,51cyclictest11438-21apt-get19:30:270
71159914271,47cyclictest12349-21/usr/sbin/munin19:35:320
71159914270,49cyclictest20462-21apt-get20:20:210
71159914169,49cyclictest14360-21df_abs19:45:380
71159914169,33cyclictest15837-21munin-run19:55:070
71159914071,49cyclictest23742-21grep20:36:080
71159914070,49cyclictest24945-21/usr/sbin/munin20:45:590
71159914069,48cyclictest21397-21basename20:25:280
71159914068,32cyclictest23048-21munin-run20:35:060
71159914064,52cyclictest8637-21munin-run19:15:080
71159913979,35cyclictest17740-21apt-get20:05:240
71159913969,30cyclictest16289-21irqstats19:55:510
71159913964,50cyclictest8864-21grep19:15:300
71159913880,35cyclictest18671-21grep20:10:280
71159913866,51cyclictest10539-21apt-get19:25:210
71159913766,49cyclictest26850-21basename20:55:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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