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2026-04-01 - 08:07
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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 50 highest latencies:
System rackbslot6.osadl.org (updated Wed Apr 01, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2852021590,4sleep1691799cyclictest00:48:371
2852021590,4sleep1691799cyclictest00:48:371
966721490,3sleep0691099cyclictest21:20:550
3011821320,2sleep20-21swapper/223:11:342
1068911020,4ptp4l401ktimersoftd/320:07:583
85752690,16sleep09-21ksoftirqd/022:17:200
106891630,2ptp4l401ktimersoftd/301:36:103
67192624,10sleep20-21swapper/220:09:272
123752610,2sleep20-21swapper/221:25:592
106891590,1ptp4l401ktimersoftd/323:30:483
61612580,5sleep0691099cyclictest23:53:350
222352580,2sleep222227-21ssh01:16:042
267382570,2sleep10-21swapper/100:14:561
691099554,12cyclictest17736-21grep22:26:090
691099534,17cyclictest27821-21ssh22:36:230
691099532,12cyclictest26098-21sed01:20:440
64882534,39sleep00-21swapper/020:06:270
691099523,17cyclictest30811-21/usr/sbin/munin00:51:000
691099523,17cyclictest30811-21/usr/sbin/munin00:51:000
67662514,36sleep10-21swapper/120:10:031
106891510,1ptp4l401ktimersoftd/301:14:143
691099506,10cyclictest10279-21df_inode20:15:410
691099503,16cyclictest420-21diskmemload23:36:170
220792500,1sleep30-21swapper/300:10:243
691099493,17cyclictest420-21diskmemload23:50:310
691099492,17cyclictest20327-21apt-get00:40:580
691099484,10cyclictest14646-21snmp_o5powerctl22:56:060
691099482,15cyclictest4795-21ssh23:20:130
691099473,9cyclictest5514-21apt-get00:25:560
691099473,17cyclictest420-21diskmemload22:32:360
691099473,10cyclictest420-21diskmemload00:57:090
691099472,15cyclictest18918-21ssh01:12:360
691099465,16cyclictest420-21diskmemload23:43:100
691099463,9cyclictest8257-21apt-get22:50:530
691099463,14cyclictest3067-21ssh00:22:390
691099462,16cyclictest15433-21ssh23:30:540
106891460,1ptp4l401ktimersoftd/322:35:173
691099457,5cyclictest0-21swapper/000:14:560
691099454,8cyclictest11887-21snmp_o5powerctl00:31:080
691099453,8cyclictest11010-21apt-get22:20:520
691099453,11cyclictest22096-21cat20:40:380
691099452,16cyclictest28044-21apt-get23:10:540
691099452,14cyclictest25791-21ssh23:07:350
691099443,8cyclictest16072-21apt-get21:35:430
691099443,8cyclictest11897-21snmp_o5powerctl23:26:070
691099442,8cyclictest12811-21apt-get00:00:560
691099433,9cyclictest19166-21python00:06:060
691099433,9cyclictest10960-21ssh01:36:130
691099433,8cyclictest8890-21/usr/sbin/munin01:01:030
691099433,8cyclictest15531-21cstates00:35:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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