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2025-12-27 - 11:02
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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 Sat Dec 27, 2025 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2768284713sleep53-21mmcqd/019:09:420
282599262234cyclictest1533-21cut21:25:560
282599262230cyclictest14923-21munin-node0
282599261236cyclictest2827-21gmain20:17:050
28259926078cyclictest14999-21ssh22:20:040
282599260229cyclictest30362-21sh23:21:150
282599260194cyclictest10402-21fw_packets00:11:030
282599259232cyclictest32586-21munin-node0
282599259230cyclictest22162-21awk20:34:550
282599258233cyclictest32000-21chrt21:17:390
282599257229cyclictest7726-21latency_hist00:00:320
282599255231cyclictest29386-21grep23:16:570
282599255229cyclictest10225-21date22:00:290
282599254226cyclictest19168-21runrttasks22:36:210
282599254222cyclictest6259-21munin-run21:45:020
282599253226cyclictest17405-21ssh22:29:450
282599253221cyclictest23167-21latency_hist20:40:060
282599252221cyclictest21771-21memory22:46:410
282599251223cyclictest4430-21ssh23:46:490
282599251221cyclictest13584-21ssh00:24:410
282599251217cyclictest26594-21ls20:54:490
282599250222cyclictest2822-21ssh21:30:520
282599250217cyclictest27160-21rm23:08:000
282599249221cyclictest12510-21munin-run22:09:570
282599249219cyclictest2953-21runrttasks19:47:220
282599249216cyclictest2376-21rs:main0
282599249200cyclictest22742-21fschecks_count22:50:450
28259924868cyclictest9715-21df19:39:590
282599248218cyclictest9105-21ssh00:05:540
28259924774cyclictest31284-21df21:15:070
282599247182cyclictest24193-21diskmemload22:56:220
282599246221cyclictest28685-21runrttasks21:02:420
282599246221cyclictest25288-21runrttasks20:47:390
282599246221cyclictest1147-21munin-run23:34:590
282599246185cyclictest5381-21netwatch23:50:530
282599245220cyclictest26769-21entropy20:55:110
282599245220cyclictest12022-21sshd00:17:560
282599245219cyclictest14767-21diskmemload00:29:180
282599245218cyclictest16076-21cron00:34:370
282599245184cyclictest4513-21ps21:37:060
282599245184cyclictest2275-21ssh23:38:520
282599245183cyclictest10848-21ifplugd21:22:290
28259924471cyclictest7926-21perl21:51:030
28259924454cyclictest30159-21df_inode21:10:270
282599244220cyclictest29958-21diskmemload00:35:480
282599244217cyclictest20524-21latency22:41:330
28259924344cyclictest28502-21ssh23:13:310
282599243221cyclictest8719-21munin-run00:04:550
282599243215cyclictest14835-21tr20:01:100
28259924282cyclictest7871-21ntpq19:30:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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