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2026-03-22 - 16:23
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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 Sun Mar 22, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26908233314sleep26905-21grep07:03:000
2734499272245cyclictest25694-21ssh11:33:110
2734499261234cyclictest19940-21ssh11:09:210
2734499258229cyclictest21522-21sh11:16:110
2734499257230cyclictest21116-21cpu09:02:320
273449925668cyclictest6004-21ssh10:13:360
2734499256189cyclictest3599-21apt-cache12:14:140
2734499255193cyclictest22971-21ssh09:10:170
273449925466cyclictest25728-21ssh09:22:210
2734499254227cyclictest6527-21latency_hist12:27:550
2734499254225cyclictest1658-21munin-node0
2734499254225cyclictest14529-21ssh10:48:170
2734499253224cyclictest9662-21latency_hist08:12:400
2734499251228cyclictest29246-21munin-run11:47:250
2734499251227cyclictest3862-21ntpdc10:04:310
2734499251224cyclictest929-21irqstats12:03:560
2734499251221cyclictest2726-21lxpanel11:28:230
2734499251220cyclictest9293-21df10:27:460
2734499250225cyclictest4935-21ssh10:09:080
2734499250184cyclictest29027-21diskmemload09:34:550
273449924963cyclictest58-21jbd2/mmcblk0p2-11:20:150
2734499249221cyclictest2726-21lxpanel10:32:100
273449924865cyclictest30416-21ssh09:40:410
2734499248223cyclictest28354-21wc09:32:560
2734499248219cyclictest651-21df_inode12:03:040
2734499247222cyclictest30271-21sshd11:51:050
2734499247218cyclictest7883-21df12:32:520
2734499247215cyclictest3343-21df_inode10:02:570
2734499247185cyclictest12003-21ssh10:38:170
273449924652cyclictest23522-21memory11:24:070
273449924651cyclictest19992-21df08:57:390
273449924550cyclictest29864-21fschecks_time07:17:580
2734499245220cyclictest18835-21latency_hist08:52:310
2734499245215cyclictest16023-21expr08:38:460
2734499244218cyclictest14049-21ssh10:46:020
2734499244217cyclictest16703-21rm10:56:550
2734499244216cyclictest6321-21cpu07:57:270
2734499244216cyclictest18069-21netwatch11:02:290
2734499244213cyclictest11132-21cut08:17:590
2734499244211cyclictest27143-21sort09:28:020
2734499243215cyclictest17051-21proc_pri08:43:330
2734499243214cyclictest9133-21munin-node0
2734499243213cyclictest23942-21apt-get09:14:520
2734499243182cyclictest812-21latency_hist09:52:550
2734499243182cyclictest14166-21ping08:31:590
273449924251cyclictest3086-21df12:12:440
2734499242216cyclictest2103-21sshd09:58:120
2734499242215cyclictest31540-21ssh09:44:580
2734499242210cyclictest4574-21munin-node0
2734499242210cyclictest2214-21grep07:38:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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