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2026-07-25 - 21:45
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot8.osadl.org (updated Sat Jul 25, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2852124720,6sleep028517-21grep19:05:120
295969913584,38cyclictest801-21dbus-daemon00:32:060
295969913284,37cyclictest1480-21munin-node23:35:170
295969913080,34cyclictest1305-21snmpd23:18:550
295969913059,34cyclictest10250irq/56-4a10000021:52:020
295969912981,38cyclictest32190-21seq23:30:230
295969912976,42cyclictest17548-21proc_pri22:31:260
295969912884,35cyclictest16901-21fw_conntrack00:35:450
295969912678,36cyclictest18177-21sshd20:30:510
295969912671,39cyclictest1-21systemd00:09:260
295969912581,35cyclictest5344-21diskstats19:40:200
295969912577,38cyclictest31036-21df_inode21:20:180
295969912577,36cyclictest15866-21ntp_states22:26:230
295969912475,36cyclictest15409-21chrt20:20:300
295969912276,36cyclictest1277-21apt21:30:130
295969912276,34cyclictest32198-21/usr/sbin/munin21:25:370
295969912275,36cyclictest24697-21df23:00:180
295969912274,38cyclictest22386-21chrt22:50:380
295969912179,33cyclictest5876-21chrt23:55:140
295969912176,34cyclictest4912-21cron21:45:010
295969912176,34cyclictest24397-21/usr/sbin/munin20:55:460
295969912175,34cyclictest754-21systemd-journal20:45:010
295969912167,36cyclictest10250irq/56-4a10000022:35:170
295969912076,34cyclictest649-21ps19:21:250
295969912075,36cyclictest13521-21df00:25:180
295969912075,35cyclictest10603-21awk22:05:490
295969912073,37cyclictest6381-21/usr/sbin/munin19:45:110
295969912073,36cyclictest29902-21ntp_states23:20:460
295969912070,40cyclictest2175-21runrttasks19:27:070
295969912062,46cyclictest8246-1kworker/0:3H19:55:510
295969911976,32cyclictest9176-21seq22:00:430
295969911974,35cyclictest11955-21cron00:20:010
295969911973,37cyclictest5224-21df21:45:180
295969911973,35cyclictest21214-21apt-get20:46:200
295969911972,37cyclictest12600-21/usr/sbin/munin20:10:270
295969911870,38cyclictest26233-21ntp_states21:00:380
295969911781,23cyclictest11766-21find22:10:460
295969911771,36cyclictest27588-21users23:10:490
295969911770,36cyclictest754-21systemd-journal21:40:010
295969911769,36cyclictest7697-21df21:55:170
295969911768,37cyclictest8225-21users19:50:480
295969911768,33cyclictest11446-21wget20:05:140
295969911673,32cyclictest14891-21cut22:25:040
295969911671,34cyclictest7391-21memory00:00:360
295969911671,34cyclictest30703-21sh21:20:000
295969911573,35cyclictest19589-21aten_r7power_po22:40:130
295969911571,35cyclictest20756-21munin-node22:45:130
295969911570,35cyclictest29863-21df19:10:160
295969911570,34cyclictest26611-21sshd23:07:560
295969911569,35cyclictest23643-21ntp_states22:55:450
295969911569,34cyclictest9582-21/usr/sbin/munin00:10:340
295969911464,38cyclictest27308-21fw_conntrack21:05:240
295969911382,20cyclictest31298-21ntp_states19:15:390
295969911369,36cyclictest18826-21/usr/sbin/munin20:35:090
295969911282,20cyclictest16743-21ntp_states20:25:390
295969911279,22cyclictest13258-21apt-get22:17:080
295969911272,28cyclictest1276-21runrttasks20:53:430
295969911265,36cyclictest2274-21diskstats23:40:210
295969911180,21cyclictest754-21systemd-journal00:21:560
295969911178,23cyclictest10308-21/usr/sbin/munin20:00:160
295969911166,35cyclictest14001-21cpu20:15:150
295969911079,22cyclictest5011-21munin-run19:40:030
295969911078,21cyclictest3542-21runrttasks23:45:250
295969911078,21cyclictest3028-21ntp_states19:30:400
295969911076,21cyclictest29447-21munin-run21:15:010
295969911071,29cyclictest4548-21/usr/sbin/munin23:50:170
295969910963,35cyclictest30936-21df_inode23:25:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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