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2026-04-25 - 15:38
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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 792 highest latencies:
System rack7slot8.osadl.org (updated Sat Apr 25, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17156219432,131sleep00-21swapper/019:08:000
32652212614,96sleep01-21systemd00:22:480
174569910434,34cyclictest10250irq/56-4a10000021:58:110
174569910260,25cyclictest101ktimersoftd/023:12:100
174569910038,46cyclictest101ktimersoftd/019:37:120
17456999952,31cyclictest101ktimersoftd/020:00:010
17456999837,41cyclictest5395-21sshd20:27:250
17456999835,46cyclictest101ktimersoftd/021:07:100
17456999750,30cyclictest101ktimersoftd/000:05:310
17456999631,34cyclictest1046-21munin-run22:20:020
17456999425,36cyclictest9955-21ntp_states20:45:430
17456999251,28cyclictest0-21swapper/021:50:210
17456999140,16cyclictest10250irq/56-4a10000000:14:040
1745699907,16cyclictest23402-21ntp_states19:31:240
17456999038,32cyclictest30218-21/usr/sbin/munin22:05:350
17456998950,30cyclictest10150irq/55-4a10000022:45:350
17456998931,37cyclictest0-21swapper/020:54:160
17456998862,10cyclictest101ktimersoftd/000:37:500
17456998859,11cyclictest101ktimersoftd/000:17:110
17456998827,40cyclictest0-21swapper/022:30:230
17456998825,30cyclictest787-21haveged22:45:030
17456998750,26cyclictest0-21swapper/022:00:220
17456998725,33cyclictest9327-21runrttasks22:51:130
17456998649,22cyclictest101ktimersoftd/020:05:410
17456998641,29cyclictest10250irq/56-4a10000021:45:550
17456998630,41cyclictest101ktimersoftd/020:40:420
17456998555,13cyclictest10150irq/55-4a10000019:40:360
17456998548,26cyclictest0-21swapper/019:50:220
17456998543,28cyclictest101ktimersoftd/022:55:360
17456998539,30cyclictest3650irq/20-4900000021:10:210
1745699847,27cyclictest19158-21seq19:15:360
17456998449,17cyclictest10150irq/55-4a10000022:10:170
17456998448,19cyclictest10150irq/55-4a10000021:17:050
17456998446,26cyclictest0-21swapper/023:05:210
17456998439,32cyclictest10250irq/56-4a10000021:41:210
17456998439,28cyclictest12281-21/usr/sbin/munin20:55:270
17456998437,30cyclictest21216-21runrttasks23:38:360
17456998432,36cyclictest203652sleep019:20:320
17456998355,11cyclictest101ktimersoftd/021:30:290
17456998354,13cyclictest10150irq/55-4a10000023:20:260
17456998348,26cyclictest0-21swapper/019:25:220
17456998339,30cyclictest10250irq/56-4a10000020:16:470
17456998337,30cyclictest101ktimersoftd/022:20:260
17456998318,22cyclictest2236-21diskstats00:30:210
17456998258,11cyclictest101ktimersoftd/023:25:330
17456998214,50cyclictest3363-21/usr/sbin/munin20:20:120
17456998140,27cyclictest10250irq/56-4a10000000:27:360
17456998113,33cyclictest1305-21snmpd22:26:090
1745699808,21cyclictest1276-21runrttasks20:35:070
17456998054,11cyclictest101ktimersoftd/023:00:500
17456998052,13cyclictest10150irq/55-4a10000020:30:310
17456998050,13cyclictest10150irq/55-4a10000019:45:340
17456998049,21cyclictest966-21/usr/sbin/munin20:10:140
17456998043,26cyclictest0-21swapper/023:40:230
17456998017,14cyclictest21042-21latency_hist21:30:030
17456998016,47cyclictest1312-21sshd23:58:280
17456997960,11cyclictest101ktimersoftd/021:20:250
17456997951,17cyclictest164182chrt23:20:020
17456997949,14cyclictest10150irq/55-4a10000019:10:390
17456997942,27cyclictest0-21swapper/021:00:120
17456997935,33cyclictest22419-21aten_r7power_cu21:35:130
17456997925,39cyclictest25123-21latency_hist23:55:040
17456997835,32cyclictest31165-21runrttasks20:00:390
17456997747,14cyclictest10150irq/55-4a10000023:30:370
17456997731,31cyclictest101ktimersoftd/023:45:530
17456997546,13cyclictest8950irq/40-mmc100:00:390
17456997545,13cyclictest10150irq/55-4a10000022:35:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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