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2026-06-08 - 01:52
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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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack3slot2.osadl.org (updated Mon Jun 08, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
326127522790,3sleep03261276-21latency_hist20:35:080
330738422590,3chrt3307382-21diskstats23:20:210
332262522570,3chrt3322622-21ntpq00:15:450
327255222560,3chrt3272550-21diskstats21:15:220
332421622500,3chrt3324213-21ps00:21:150
327437022430,3chrt3274368-21ntpq21:21:100
325088022420,3chrt3250879-21sed19:56:200
323746299215188,16cyclictest3240286-21kworker/u2:319:30:040
323888022090,2sleep03238883-21latency_hist19:15:060
329675122080,2sleep03296753-21grep22:41:180
323746299206178,17cyclictest3289529-21kworker/u2:022:20:030
323746299204173,19cyclictest3244432-21kworker/u2:019:55:050
323746299202171,19cyclictest3324015-21kworker/u2:200:30:320
323746299201172,19cyclictest3251473-21kworker/u2:120:05:050
323746299200169,19cyclictest3291839-21kworker/u2:222:30:050
323746299199168,19cyclictest3308548-21kworker/u2:023:35:030
323746299198168,19cyclictest3300182-21kworker/u2:223:25:370
323746299198167,19cyclictest3244432-21kworker/u2:019:50:050
323746299195165,19cyclictest3257434-21kworker/u2:221:45:050
323746299194166,18cyclictest3302551-21kworker/u2:123:05:050
323746299194165,18cyclictest3324015-21kworker/u2:200:40:020
323746299194165,18cyclictest3324015-21kworker/u2:200:30:040
331723521930,2sleep03317233-21latency23:55:280
323746299193164,18cyclictest3257434-21kworker/u2:221:50:020
323746299193164,17cyclictest3308548-21kworker/u2:000:11:180
323746299191161,18cyclictest3308548-21kworker/u2:000:05:370
323746299189159,18cyclictest3308548-21kworker/u2:000:05:070
323746299188160,16cyclictest3257434-21kworker/u2:221:10:330
323746299187157,18cyclictest3308548-21kworker/u2:023:45:320
323746299183155,17cyclictest3244432-21kworker/u2:019:45:050
323746299183152,19cyclictest3289529-21kworker/u2:022:35:070
323746299182152,19cyclictest3289529-21kworker/u2:023:00:050
323746299181153,17cyclictest3289529-21kworker/u2:022:40:050
323746299181151,18cyclictest3302551-21kworker/u2:123:05:370
323746299180151,18cyclictest3251473-21kworker/u2:120:25:290
323746299179151,18cyclictest3283956-21kworker/u2:022:05:380
323746299179149,18cyclictest3257434-21kworker/u2:221:35:070
323746299178148,19cyclictest3283956-21kworker/u2:022:00:380
330725021770,2sleep03307249-21ls23:20:090
323746299177146,18cyclictest3257434-21kworker/u2:220:40:060
324029521760,4chrt3240298-21wc19:20:060
323746299176149,18cyclictest3257434-21kworker/u2:220:50:080
323746299176146,19cyclictest3233252-21kworker/u2:119:10:060
330545221750,4chrt3305450-21sshd23:12:390
325731321750,4chrt3257314-21if_wlan020:20:240
323746299175146,18cyclictest3257434-21kworker/u2:221:01:190
323746299175146,18cyclictest3257434-21kworker/u2:220:55:080
323746299175145,18cyclictest3251473-21kworker/u2:120:10:390
329923621730,4chrt3299233-21ntpq22:50:330
328224221730,4chrt3282244-21cpu21:50:120
323746299173144,18cyclictest3233252-21kworker/u2:119:20:380
323746299173143,19cyclictest3289529-21kworker/u2:022:46:200
325704921720,3chrt3257050-21latency_hist20:20:070
323746299171144,17cyclictest3257434-21kworker/u2:220:55:400
323746299171142,18cyclictest3251473-21kworker/u2:120:10:070
323746299170144,16cyclictest3257434-21kworker/u2:221:40:020
323746299169140,17cyclictest3240286-21kworker/u2:319:35:040
323746299168139,17cyclictest3289529-21kworker/u2:022:20:430
323746299168137,19cyclictest3286267-21kworker/u2:222:11:200
323746299166136,18cyclictest3308548-21kworker/u2:023:35:390
323746299166135,19cyclictest3257434-21kworker/u2:220:40:340
323746299163133,18cyclictest3240286-21kworker/u2:319:40:080
323746299162133,18cyclictest3257434-21kworker/u2:221:30:060
323746299161132,18cyclictest3308548-21kworker/u2:023:40:380
323746299160132,18cyclictest3283956-21kworker/u2:022:00:030
323746299160132,17cyclictest3257434-21kworker/u2:221:05:290
323746299154126,18cyclictest3315947-21kworker/u2:123:51:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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