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2026-06-08 - 04:02
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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
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack4slot3.osadl.org (updated Mon Jun 08, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2794924050,5sleep027947-21open_files19:18:080
289299915622,125cyclictest26877-21sshd20:54:140
289299915614,132cyclictest23415-21processes00:03:240
289299915215,127cyclictest25161-21munin-node20:48:350
289299914814,124cyclictest21216-21entropy22:17:570
289299914715,37cyclictest13774-21munin-node23:33:280
289299914714,123cyclictest17002-21chrt20:23:310
289299914514,60cyclictest23021-21awk22:23:030
289299914514,57cyclictest13236-21munin-node21:53:010
289299914414,63cyclictest31744-21ls00:28:330
289299914315,61cyclictest6896-21needreboot19:53:140
289299914314,60cyclictest11542-21munin-node23:27:520
289299914214,119cyclictest30683-21egrep19:27:490
289299914214,117cyclictest22677-21latency_hist00:02:390
289299914114,65cyclictest14620-21cpu21:57:490
289299914113,41cyclictest3568-21runrttasks22:48:250
289299914020,47cyclictest8234-21chrt21:37:540
289299914014,63cyclictest17350-21runrttasks22:05:140
289299913915,60cyclictest5018-21cpu23:07:510
289299913915,58cyclictest1472-21aten_r4power_vo19:37:500
289299913914,61cyclictest28239-21munin-node00:18:230
289299913913,36cyclictest21688-21sendmail_mailqu20:38:250
289299913815,63cyclictest320-21chrt21:13:120
289299913815,114cyclictest27674-21fschecks_count20:57:570
289299913714,113cyclictest14819-21fschecks_count23:37:570
289299913615,61cyclictest17955-21munin-node20:27:570
289299913615,53cyclictest3206-21munin-node23:03:250
289299913614,62cyclictest19373-21munin-node22:13:150
289299913614,112cyclictest9659-21munin-node21:42:470
289299913415,60cyclictest4900-21munin-node19:47:510
289299913415,54cyclictest29414-21runrttasks19:23:070
289299913315,52cyclictest11977-21sensors_temp20:08:250
289299913314,56cyclictest14815-21if_err_eth020:18:020
289299913314,28cyclictest10387-21open_files23:23:230
289299913114,61cyclictest27494-21munin-node22:37:490
289299913114,58cyclictest31695-21runrttasks21:08:510
289299913114,27cyclictest18969-21sshd22:10:140
289299913014,34cyclictest32319-21cpu19:32:490
289299912814,57cyclictest6479-21munin-node23:12:520
289299912814,55cyclictest17858-21munin-node23:47:480
289299912814,54cyclictest22539-21munin-node20:42:490
289299912714,55cyclictest3568-21runrttasks00:24:410
289299912713,57cyclictest25158-21timerwakeupswit22:28:320
289299912614,58cyclictest29929-21switchtime22:43:290
28929999816,48cyclictest9916-21hddtemp_smartct20:02:590
28929999515,47cyclictest8487-21ls19:58:110
28929999514,72cyclictest24442-21cpu00:07:520
28929999415,68cyclictest908-21munin-node22:53:360
28929999414,71cyclictest1891-21fschecks_count00:37:580
28929999313,70cyclictest2071-21munin-node21:18:140
28929999215,68cyclictest5645-21threads21:28:300
28929999115,67cyclictest13466-21open_files20:13:240
28929999115,67cyclictest11840-21tail21:48:140
28929999015,66cyclictest3038-21runrttasks23:02:170
28929999015,66cyclictest19368-21munin-node20:32:490
28929999014,67cyclictest4005-21switchtime21:23:280
28929998814,65cyclictest5576-21munin-node00:48:170
28929998514,63cyclictest3040-21aten_r4power_cu19:42:470
28929998513,63cyclictest6405-21munin-node21:33:260
1961928514,58sleep019622-21df23:52:530
28929998416,57cyclictest29455-21iostat21:03:070
28929998415,60cyclictest773-21mailstats00:33:250
28929998414,60cyclictest3408-21munin-node00:42:500
28929998314,33cyclictest16209-21munin-node23:43:160
28929998214,58cyclictest27111-21chrt22:35:300
28929998115,57cyclictest8146-21munin-node23:17:500
28929997813,57cyclictest26969-21munin-node00:13:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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