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2026-03-25 - 17:45
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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 50 highest latencies:
System rack7slot3.osadl.org (updated Wed Mar 25, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1519899274252cyclictest228762sleep09:57:510
151989926874cyclictest15832-21df_inode11:37:590
1519899266118cyclictest24355-21df07:47:310
1519899262235cyclictest8371-21sort11:08:140
1519899257110cyclictest31975-21chrt08:19:520
1519899256233cyclictest15192-21cyclictest08:13:040
1519899256111cyclictest7661-1kworker/0:1H10:57:230
1519899255229cyclictest28470-21uptime08:03:490
1519899255225cyclictest1845-21fschecks_count10:43:120
1519899255110cyclictest10978-21ssh11:18:380
151989925490cyclictest23762-21sh10:00:590
151989925466cyclictest23454-21fschecks_count12:08:120
1519899254107cyclictest16618-21munin-node0
1519899253227cyclictest30339-21ssh12:35:410
151989925265cyclictest28851-21ssh10:21:460
1519899252222cyclictest30467-21fschecks_count10:28:110
1519899252121cyclictest22783-21ssh12:04:550
1519899251224cyclictest21418-21ssh11:59:330
1519899250220cyclictest5396-21runrttasks08:46:270
1519899250112cyclictest27928-21ssh12:26:400
1519899250107cyclictest2546-21Xorg09:19:010
151989924995cyclictest25067-21uptime07:48:480
151989924992cyclictest25419-21sed10:07:510
151989924992cyclictest1605-21cpu10:42:240
1519899249222cyclictest29322-21diskmemload12:32:200
1519899248228cyclictest81572sleep11:07:320
1519899248222cyclictest16283-21runrttasks07:12:120
1519899248102cyclictest18539-21ssh09:39:590
151989924799cyclictest26712-21latency_hist10:12:570
151989924791cyclictest16217-21diskmemload09:31:260
1519899247216cyclictest31936-21ssh10:33:420
1519899247105cyclictest12239-21ssh11:23:360
151989924677cyclictest9935-21load11:14:010
1519899246115cyclictest23232-21wc07:42:290
151989924590cyclictest21539-21df09:52:330
151989924581cyclictest14456-21df11:32:380
151989924554cyclictest10404-21perl09:08:330
151989924489cyclictest27221-21ntpq10:14:420
151989924481cyclictest9420-21netwatch09:03:230
1519899244218cyclictest17231-21ssh11:43:170
1519899244113cyclictest4217-21cron10:52:090
151989924396cyclictest27770-21chrt08:02:300
151989924384cyclictest2376-21rs:main0
1519899243216cyclictest5964-21if_err_eth010:58:360
151989924282cyclictest19736-21chrt11:53:170
1519899242216cyclictest19189-21processes07:23:300
1519899241110cyclictest7661-1kworker/0:1H10:26:010
151989924096cyclictest16648-21runrttasks11:40:430
151989924054cyclictest6709-21df08:52:280
151989924051cyclictest11871-21memory09:14:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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