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2025-11-25 - 04:06
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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 rack7slot2.osadl.org (updated Tue Nov 25, 2025 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
232616799115107,6cyclictest2384439-21kworker/u4:7+events_unbound21:48:221
2326167998980,6cyclictest2337708-21kworker/u4:8+events_unbound20:27:391
2326166998878,7cyclictest2460075-21kworker/u4:3+events_unbound23:18:450
2326166998678,6cyclictest2337706-21kworker/u4:2+events_unbound20:12:380
2326167998476,6cyclictest2500348-21kworker/u4:12+events_unbound00:08:141
2326166998172,7cyclictest2335143-21kworker/u4:14+events_unbound21:12:480
2326166998171,8cyclictest2345634-21kworker/u4:12+events_unbound20:38:020
2326166998071,6cyclictest2500344-21kworker/u4:1+events_unbound00:08:570
2326166998069,8cyclictest53-21kswapd022:45:070
2326167997769,6cyclictest2464194-21kworker/u4:5+events_unbound23:23:471
2326166997756,17cyclictest0-21swapper/019:55:080
2326167997564,8cyclictest2327393-21kworker/u4:9+events_unbound20:42:431
2326166997565,6cyclictest2352153-21kworker/u4:7+events_unbound21:17:490
232616699754,69cyclictest0-21swapper/023:10:110
2326167997465,6cyclictest2326083-21kworker/u4:3+events_unbound20:50:011
2326166997363,8cyclictest53-21kswapd022:05:080
2326166997332,38cyclictest25750irq/23-42890000.ethernet22:30:030
232616699731,17cyclictest2371527-21ssh21:26:070
2326166997162,6cyclictest2503574-21kworker/u4:13+events_unbound00:18:570
2326166997161,7cyclictest2323624-21kworker/u4:2+events_unbound19:27:280
2326166997135,32cyclictest2430345-21wc22:40:020
2326166997060,7cyclictest2337709-21kworker/u4:17+events_unbound20:07:380
2326166997015,6cyclictest0-21swapper/021:45:430
2326166996961,6cyclictest2476517-21kworker/u4:12+events_unbound23:43:140
2326166996961,6cyclictest2327395-21kworker/u4:11+events_unbound19:12:250
2326166996835,30cyclictest2398546-21aten_r7power_en22:00:160
2326166996833,32cyclictest2353332-21unixbench_multi20:50:380
2326166996823,42cyclictest0-21swapper/021:40:280
2326166996823,42cyclictest0-21swapper/021:40:270
2326166996733,32cyclictest2510353-21switchtime00:20:460
2326166996732,32cyclictest2353815-21aten_r7power_po20:55:200
2326166996731,32cyclictest0-21swapper/023:35:260
232616699672,14cyclictest2446660-21ntpq23:00:280
2326166996659,5cyclictest2492247-21kworker/u4:11+events_unbound23:58:560
2326166996640,23cyclictest2411071-21tr22:15:210
2326166996633,30cyclictest2339576-21fschecks_count20:00:200
2326166996632,32cyclictest2375161-21timerandwakeup21:30:400
2326166996629,34cyclictest2419203-21if_err_eth022:25:210
2326166996629,33cyclictest0-21swapper/000:00:250
2326166996624,39cyclictest0-21swapper/000:30:420
2326166996558,5cyclictest2337708-21kworker/u4:8+events_unbound20:32:410
232616699654,24cyclictest2513753-21ntp_states00:25:390
232616699654,16cyclictest2489913-21munin-run23:55:000
232616699653,18cyclictest2350897-21modprobe20:45:000
2326166996531,30cyclictest0-21swapper/000:35:240
2326166996516,9cyclictest2462904-21ld23:20:350
2326166996433,27cyclictest0-21swapper/022:20:210
2326166996431,30cyclictest2466162-21aten_r7power_po23:25:180
2326166996430,30cyclictest0-21swapper/000:10:200
2326166996426,35cyclictest0-21swapper/023:45:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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