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2026-06-25 - 11:11
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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 highest latencies:
System rack3slot2.osadl.org (updated Thu Jun 25, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
326633022590,3sleep03266328-21ntp_kernel_err21:45:320
327626722500,3chrt3276234-21ntp_states22:21:070
328540122270,2sleep03285402-21latency_hist22:55:060
323111922200,2sleep03231121-21sort19:40:080
330771422150,3sleep03307715-21cat00:15:300
324669322100,3sleep03246694-21/usr/sbin/munin20:35:250
322271299202172,18cyclictest3221314-21kworker/u2:219:11:180
322271299202170,20cyclictest3221314-21kworker/u2:219:16:180
328989222010,2sleep03289894-21grep23:10:250
327780321950,3chrt3277802-21mailstats22:26:190
322271299194167,16cyclictest3290200-21kworker/u2:000:00:050
322271299194163,20cyclictest3290200-21kworker/u2:023:40:050
322271299192162,20cyclictest3221314-21kworker/u2:219:26:180
322271299191163,19cyclictest3274743-21kworker/u2:222:20:040
322271299191162,18cyclictest3257526-21kworker/u2:021:30:040
322271299191160,19cyclictest3247799-21kworker/u2:120:55:040
322271299187158,18cyclictest3274743-21kworker/u2:222:50:030
322271299187156,19cyclictest3257526-21kworker/u2:021:20:100
328715421860,2sleep03287155-21sed23:00:270
322271299186156,18cyclictest3233861-21kworker/u2:119:55:050
322271299186155,19cyclictest3263574-21kworker/u2:221:45:040
322271299185156,18cyclictest3221314-21kworker/u2:219:31:200
322271299185155,19cyclictest3283990-21kworker/u2:123:00:030
322271299185155,18cyclictest3261711-21kworker/u2:121:35:060
322271299184156,17cyclictest3313367-21kworker/u2:000:40:010
322271299184154,18cyclictest3233861-21kworker/u2:120:01:190
322271299184153,19cyclictest3302101-21kworker/u2:100:05:060
327047921830,3sleep03270480-21cat22:00:320
322271299183155,18cyclictest3247799-21kworker/u2:121:10:040
322271299183154,18cyclictest3302101-21kworker/u2:100:15:070
322271299183153,19cyclictest3302101-21kworker/u2:100:35:030
322271299183153,19cyclictest3268668-21kworker/u2:022:10:060
322271299183153,19cyclictest3241301-21kworker/u2:220:16:230
322271299183153,18cyclictest3274743-21kworker/u2:222:35:030
322271299182153,18cyclictest3247799-21kworker/u2:121:11:180
322271299181149,19cyclictest3263574-21kworker/u2:221:36:230
327011821800,2sleep03270121-21latency_hist22:00:080
322271299179152,17cyclictest3290200-21kworker/u2:023:20:020
322271299178148,18cyclictest3302101-21kworker/u2:100:10:070
322271299177148,18cyclictest3290200-21kworker/u2:023:30:060
322271299176147,18cyclictest3228290-21kworker/u2:019:45:060
322271299176145,19cyclictest3241301-21kworker/u2:220:30:080
322271299175147,19cyclictest3241301-21kworker/u2:220:34:400
322271299175144,19cyclictest3221314-21kworker/u2:219:21:160
322271299174144,19cyclictest3254751-21kworker/u2:221:05:060
322271299173145,18cyclictest3274743-21kworker/u2:222:40:010
322271299173144,18cyclictest3281663-21kworker/u2:022:45:070
322271299172143,18cyclictest3302101-21kworker/u2:100:30:030
322271299171141,19cyclictest3247799-21kworker/u2:120:45:130
322208721710,4chrt3222085-21sensors_temp19:06:000
322271299170139,19cyclictest3257526-21kworker/u2:021:16:210
322271299169138,19cyclictest3247799-21kworker/u2:120:55:100
322271299169138,19cyclictest3233861-21kworker/u2:120:05:120
322271299168138,19cyclictest3263574-21kworker/u2:221:51:180
322271299168138,18cyclictest3290200-21kworker/u2:023:46:220
322271299167137,18cyclictest3290200-21kworker/u2:023:20:320
322271299167137,18cyclictest3233861-21kworker/u2:119:55:370
322271299166136,18cyclictest3241301-21kworker/u2:220:25:010
322271299165135,19cyclictest3302101-21kworker/u2:100:21:150
322271299164134,19cyclictest3247799-21kworker/u2:120:41:190
322271299163134,17cyclictest3290200-21kworker/u2:023:30:360
322271299160130,19cyclictest3283990-21kworker/u2:123:10:020
322271299159129,19cyclictest3233861-21kworker/u2:120:10:400
322271299152124,19cyclictest3290200-21kworker/u2:023:51:210
322271299151122,19cyclictest3290200-21kworker/u2:023:41:260
322271299141113,18cyclictest3228290-21kworker/u2:019:45:350
322271299139109,19cyclictest3268668-21kworker/u2:022:10:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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