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2026-06-18 - 18:10
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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 376 highest latencies:
System rack5slot7.osadl.org (updated Thu Jun 18, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10543225430,12sleep010081-1kworker/u3:007:00:070
116399914569,33cyclictest21961-21fw_conntrack11:40:390
116399914467,51cyclictest21317-21apt-get10:04:580
116399914269,49cyclictest30631-21irqstats12:05:540
116399914064,52cyclictest29928-21apt-get10:29:570
116399914064,50cyclictest19613-21apt-get09:59:570
116399913967,48cyclictest26761-21apt-get08:29:550
116399913967,44cyclictest25280-21df11:50:250
116399913865,49cyclictest16300-21munin-run11:24:420
116399913864,49cyclictest27044-21memory10:21:020
116399913767,48cyclictest28595-21snmpd09:31:030
116399913763,49cyclictest13364-21fw_conntrack11:15:380
116399913757,53cyclictest5514-21ssh10:52:270
116399913663,49cyclictest17130-21users09:51:310
116399913662,51cyclictest510-21/usr/sbin/munin09:04:430
116399913662,36cyclictest18144-21/usr/sbin/munin09:55:180
116399913661,51cyclictest9528-21apt-get11:05:070
116399913661,51cyclictest4609-21apt-get12:25:000
116399913661,50cyclictest20395-21memory11:35:590
116399913563,49cyclictest26744-21apt-get11:55:000
116399913563,49cyclictest12744-21apt-get09:40:040
116399913561,51cyclictest23961-21munin-run08:14:420
116399913469,43cyclictest12429-21ssh11:12:340
116399913464,48cyclictest1705-21memory12:15:580
116399913464,46cyclictest2764-21fw_conntrack09:10:390
116399913462,51cyclictest6936-21ntpq12:31:060
116399913462,51cyclictest1411-21ssh10:40:530
116399913462,48cyclictest4517-21fw_conntrack09:15:430
116399913461,50cyclictest31894-21apt-get12:10:010
116399913461,49cyclictest14814-21df_inode09:45:350
116399913461,34cyclictest25717-21users10:16:270
116399913460,50cyclictest5846-21apt-get09:19:580
116399913460,50cyclictest3092-21irqstats10:45:480
116399913459,51cyclictest28464-21apt-get12:00:050
116399913453,55cyclictest28507-21df_abs10:25:250
116399913360,51cyclictest625-21apt-get09:04:550
116399913360,32cyclictest26371-21sshd08:25:380
116399913359,51cyclictest23294-21/usr/sbin/munin11:46:070
116399913359,49cyclictest19733-21munin-run11:34:410
116399913356,33cyclictest23041-21apt-get10:10:010
116399913261,49cyclictest11024-21apt-get09:34:570
116399913260,48cyclictest28595-21snmpd08:35:000
116399913160,49cyclictest6089-21/usr/sbin/munin10:55:440
116399913159,50cyclictest16421-21apt-get11:25:010
116399913159,49cyclictest31162-21munin-run08:54:400
116399913156,37cyclictest2895-21ssh12:19:470
116399913061,48cyclictest7839-21ssh10:59:590
116399913060,48cyclictest28657-21wget08:40:020
116399913058,33cyclictest31659-21/usr/sbin/munin10:35:440
116399913056,51cyclictest7566-21/usr/sbin/munin09:25:290
116399912958,49cyclictest17858-21tr07:40:020
116399912865,41cyclictest29464-21apt-get08:44:530
116399912858,48cyclictest12629-21munin-node07:09:460
116399912857,49cyclictest31614-21irqstats08:55:210
116399912857,49cyclictest18656-21/usr/sbin/munin07:45:060
116399912856,32cyclictest15348-21fw_conntrack07:25:170
116399912855,50cyclictest17289-21grep07:35:310
116399912851,53cyclictest24330-21sed08:15:110
116399912759,32cyclictest25554-21grep08:20:420
116399912753,52cyclictest23083-21ls08:09:420
116399912667,35cyclictest14172-21apt-get07:19:570
116399912552,51cyclictest12880-21cut07:10:020
116399912453,48cyclictest13359-21tr07:15:010
116399912451,33cyclictest16043-21wget07:30:030
116399912369,30cyclictest19962-21memory07:50:290
116399912351,50cyclictest21781-21grep08:00:300
116399912164,34cyclictest20678-21df07:55:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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