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2026-04-22 - 07:42
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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 792 highest latencies:
System rack5slot7.osadl.org (updated Wed Apr 22, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31173225810,12sleep030532-1kworker/u3:219:02:530
322269910418,67cyclictest29177-21apt-get23:02:470
322269910317,45cyclictest17679-21df_inode00:03:170
322269910317,24cyclictest10596-21df_inode22:08:190
322269910219,44cyclictest12166-21apt-get23:47:480
322269910218,64cyclictest24263-21df22:48:060
322269910117,43cyclictest8915-21fw_conntrack22:03:240
322269910116,64cyclictest28802-21munin-run21:27:230
322269910018,44cyclictest2005-21df_inode21:43:150
322269910017,22cyclictest26233-21df_inode00:28:140
322269910015,44cyclictest22818-21df_inode00:18:130
322269910014,48cyclictest22325-21ssh00:17:220
322269910013,66cyclictest32262-21sh21:37:240
32226999917,46cyclictest9127-21fw_conntrack23:38:240
32226999916,62cyclictest7275-21irqstats21:58:380
32226999914,23cyclictest2424-21memory23:18:430
32226999912,63cyclictest1017-21/usr/sbin/munin23:14:070
32226999911,49cyclictest5765-21ssh23:28:350
32226999911,26cyclictest6224-21ssh21:55:080
32226999831,50cyclictest0-21swapper21:15:430
32226999817,42cyclictest3907-21memory21:48:430
32226999816,44cyclictest18380-21apt-get20:47:380
32226999815,43cyclictest19302-21irqstats22:33:360
32226999814,48cyclictest20575-21munin-node22:37:330
32226999814,21cyclictest7103-21ssh23:32:560
32226999813,47cyclictest30349-21ssh21:31:330
32226999811,22cyclictest17137-21ssh00:02:060
32226999810,26cyclictest15497-21ssh23:57:240
32226999810,25cyclictest23422-21ssh21:11:270
32226999729,50cyclictest0-21swapper22:24:290
32226999718,32cyclictest11509-21ssh23:44:420
32226999716,22cyclictest28553-21users00:34:120
32226999715,49cyclictest0-21swapper22:31:210
32226999714,46cyclictest23548-21ssh22:45:460
32226999713,65cyclictest3965-21df_inode23:23:180
32226999711,65cyclictest12275-21df_abs22:13:140
32226999614,65cyclictest26108-21fw_conntrack22:53:290
32226999611,23cyclictest25650-21ssh00:26:470
3222699958,24cyclictest11606-21grep20:08:150
32226999517,56cyclictest19470-21irqstats00:08:330
32226999516,58cyclictest31404-21ssh23:08:410
32226999514,60cyclictest16128-21tr20:33:180
32226999514,60cyclictest1534-21pluginstate21:42:270
32226999513,68cyclictest0-21swapper23:00:240
32226999433,44cyclictest0-21swapper19:07:480
32226999415,58cyclictest25879-21fw_conntrack21:18:280
32226999312,57cyclictest14289-21ntpq22:18:510
32226999310,64cyclictest5680-21munin-run19:37:240
32226999215,61cyclictest0-21swapper20:38:100
32226999213,60cyclictest21895-21munin-run21:07:240
32226999139,36cyclictest1016-21load19:12:440
32226999119,24cyclictest2998-21munin-run19:22:230
32226999026,46cyclictest0-21swapper20:32:240
32226999019,23cyclictest9681-21fw_conntrack19:58:040
32226999018,23cyclictest11047-21users20:03:320
32226999015,58cyclictest0-21swapper20:57:230
32226998940,36cyclictest3152-21aten_r5power_en19:22:450
32226998917,24cyclictest14302-21memory20:23:140
32226998916,25cyclictest7787-21df19:47:520
32226998819,24cyclictest13269-21df_inode20:17:590
32226998717,22cyclictest4323-21irqstats19:28:080
32226998715,22cyclictest17703-21df20:42:530
32226998713,27cyclictest7397-21/usr/sbin/munin19:43:270
32226998711,40cyclictest5794-21apt-get19:37:380
32226998632,36cyclictest9280-21tr19:57:230
3222699858,21cyclictest12807-21grep20:13:300
32226998412,25cyclictest20312-21egrep20:57:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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