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2026-08-13 - 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: 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 Thu Aug 13, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2286122250,7sleep022859-21tr19:05:110
22378212019,12sleep022222-21apt-get23:18:260
31474211714,12sleep031470-21ntp_states21:45:400
2831421006,11sleep028320-21vmstat23:40:530
24031999959,25cyclictest101ktimersoftd/023:35:180
2982829812,11sleep01305-21snmpd21:40:070
153402976,9sleep00-21swapper/020:42:360
24031999553,29cyclictest101ktimersoftd/023:46:350
24031999451,27cyclictest101ktimersoftd/019:12:110
24031999352,12cyclictest101ktimersoftd/021:25:230
24031999345,32cyclictest10250irq/56-4a10000022:00:150
18042936,11sleep0466-21apt-get00:01:550
24031999056,22cyclictest101ktimersoftd/021:00:140
24031999023,32cyclictest101ktimersoftd/020:17:050
93692894,7sleep00-21swapper/022:26:510
24031998955,17cyclictest13542-21sshd20:35:290
24031998859,19cyclictest158432sleep020:45:140
24031998835,44cyclictest0-21swapper/000:36:380
2403199878,17cyclictest495-40runlevel00:00:040
24031998749,25cyclictest101ktimersoftd/021:35:390
24031998742,30cyclictest3650irq/20-4900000022:05:450
24031998736,31cyclictest1480-21munin-node19:45:100
2403199857,44cyclictest25410-21diskstats23:30:200
24031998555,14cyclictest10150irq/55-4a10000021:15:560
24031998544,21cyclictest10150irq/55-4a10000022:30:190
2403199847,29cyclictest11162-21wget22:35:140
24031998435,34cyclictest0-21swapper/019:50:100
24031998426,14cyclictest30599-21latency_hist19:35:030
24031998354,19cyclictest9661-21time-dir00:34:530
24031998341,27cyclictest10250irq/56-4a10000022:55:220
24031998337,29cyclictest1276-21runrttasks00:24:000
24031998329,39cyclictest0-21swapper/019:15:050
2403199829,16cyclictest31846-21munin-run19:40:020
2403199826,59cyclictest1305-21snmpd19:59:300
24031998248,19cyclictest10150irq/55-4a10000023:10:230
24031998237,31cyclictest10250irq/56-4a10000023:09:100
24031998233,15cyclictest10250irq/56-4a10000000:09:170
2403199817,39cyclictest1305-21snmpd00:16:460
24031998161,12cyclictest101ktimersoftd/020:55:150
24031998134,31cyclictest11223-21proc_pri20:25:430
24031998048,16cyclictest10150irq/55-4a10000020:30:340
24031997959,12cyclictest101ktimersoftd/021:55:340
24031997958,12cyclictest101ktimersoftd/022:40:300
24031997952,18cyclictest4892-21/usr/sbin/munin20:00:370
24031997949,14cyclictest10150irq/55-4a10000023:53:550
24031997939,22cyclictest0-21swapper/019:29:240
24031997937,27cyclictest3650irq/20-4900000021:30:240
24031997933,33cyclictest77852chrt20:12:010
2403199788,42cyclictest1305-21snmpd21:24:480
2403199786,35cyclictest3879-21/usr/sbin/munin00:10:330
24031997850,13cyclictest10150irq/55-4a10000021:15:010
24031997849,14cyclictest10150irq/55-4a10000019:20:170
24031997849,13cyclictest10150irq/55-4a10000000:25:280
24031997848,20cyclictest5985-21runrttasks20:05:200
24031997846,14cyclictest10150irq/55-4a10000022:17:120
2403199779,17cyclictest5081-21diskstats22:10:220
24031997760,9cyclictest101ktimersoftd/021:05:500
24031997753,10cyclictest101ktimersoftd/020:53:530
24031997751,18cyclictest32597-21/usr/sbin/munin19:40:490
24031997747,14cyclictest10150irq/55-4a10000023:25:270
24031997732,31cyclictest1276-21runrttasks20:20:320
2403199768,17cyclictest22928-21diskstats23:20:230
2403199768,17cyclictest17558-21diskstats23:00:210
24031997656,12cyclictest101ktimersoftd/022:20:200
24031997645,15cyclictest10150irq/55-4a10000021:50:390
24031997517,26cyclictest24018-21cyclictest22:50:330
24031997355,11cyclictest101ktimersoftd/022:45:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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