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2025-12-01 - 00:29
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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 highest latencies:
System rack5slot7.osadl.org (updated Sun Nov 30, 2025 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17971224592218,93sleep00-21swapper05:38:210
182489915577,52cyclictest15812-21fw_conntrack09:46:300
182489915576,36cyclictest30703-21/usr/sbin/munin08:51:370
182489915179,29cyclictest4302-21apt-get10:50:510
182489915076,34cyclictest9654-21apt-get07:45:510
182489914975,50cyclictest32648-21df_inode08:56:230
182489914973,51cyclictest10166-21users09:27:110
182489914968,38cyclictest3046-21/usr/sbin/munin09:06:340
182489914880,43cyclictest1785-21fw_conntrack09:01:370
182489914872,52cyclictest9462-21ssh11:06:120
182489914872,52cyclictest25458-21irqstats10:16:410
182489914777,26cyclictest21781-21apt-get10:05:530
182489914776,49cyclictest19642-21df08:16:190
182489914776,46cyclictest29879-21sed06:41:040
182489914682,38cyclictest16700-21ntp_states08:07:000
182489914681,41cyclictest14453-21apt-get08:00:510
182489914677,31cyclictest7876-21df11:01:120
182489914672,32cyclictest20737-21memory10:01:450
182489914671,51cyclictest18417-21ssh09:55:060
182489914671,34cyclictest31740-21apt-get10:35:540
182489914669,37cyclictest27125-21/usr/sbin/munin10:21:360
182489914667,35cyclictest26115-21tr06:20:570
182489914571,51cyclictest6152-21/usr/sbin/munin09:16:450
182489914571,51cyclictest4167-21munin-run10:50:330
182489914571,51cyclictest24248-21/usr/sbin/munin08:31:560
182489914571,35cyclictest8415-21df_inode07:41:250
182489914569,52cyclictest13426-21ntp_states07:56:590
182489914568,38cyclictest7738-21find07:36:330
182489914480,39cyclictest918-21apt-get10:40:550
182489914475,32cyclictest30997-21ssh10:32:200
182489914474,48cyclictest11676-21fw_conntrack07:51:280
182489914472,34cyclictest18005-21ssh08:11:150
182489914470,50cyclictest20977-21apt-get08:20:480
182489914470,35cyclictest30569-21munin-run08:50:320
182489914388,30cyclictest13930-21/usr/sbin/munin09:42:160
182489914376,44cyclictest5353-21ssh09:11:550
182489914376,43cyclictest7690-21apt-get09:20:530
182489914372,49cyclictest25888-21apt-get08:35:500
182489914370,33cyclictest12699-21fw_conntrack09:36:270
182489914368,50cyclictest18626-21apt-get09:55:510
182489914278,36cyclictest27489-21apt-get08:40:520
182489914277,43cyclictest23401-21apt-get10:10:500
182489914272,47cyclictest24110-21munin-run08:30:330
182489914270,50cyclictest10906-21/usr/sbin/munin09:32:050
182489914269,33cyclictest6232-21df10:56:170
182489914180,38cyclictest1723-21apt-get07:05:480
182489914170,50cyclictest28488-21ssh10:26:060
182489914169,50cyclictest31774-21fw_conntrack06:51:100
182489914166,49cyclictest32459-21basename06:55:560
182489914165,37cyclictest3446-21munin-plugin-st07:15:320
182489914163,35cyclictest6218-21latency_hist07:30:370
182489914071,47cyclictest4723-21fw_conntrack07:21:100
182489914069,48cyclictest28278-21memory06:31:210
182489914067,49cyclictest842-21tr07:00:530
182489914067,31cyclictest3834-21fw_conntrack07:16:100
182489914063,52cyclictest18799-21tr05:41:250
182489913964,51cyclictest23095-21grep06:01:370
182489913870,30cyclictest20543-21munin-plugin-st05:50:320
182489913863,33cyclictest24150-21sendmail06:10:320
182489913768,47cyclictest28849-21basename06:35:560
182489913765,48cyclictest27730-21sshd06:27:110
182489913763,49cyclictest25627-21ntpq06:16:260
182489913664,50cyclictest21386-21head05:51:430
182489913467,48cyclictest24995-21grep06:11:400
182489913464,47cyclictest7099-21ls07:35:340
182489913464,32cyclictest30560-21/usr/sbin/munin06:46:220
182489913361,50cyclictest22241-21ls05:56:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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