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2026-04-09 - 22:32
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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 50 highest latencies:
System rack3slot2.osadl.org (updated Thu Apr 09, 2026 12:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
336089899350320,19cyclictest29-21kswapd007:37:470
336089899321291,19cyclictest29-21kswapd011:36:020
337505822850,4chrt3375060-21grep08:00:130
336089899284211,19cyclictest29-21kswapd011:40:240
336128622800,2sleep03361284-21memory07:10:290
336559122540,3chrt3365588-21ntpq07:25:420
345234822510,2sleep03452349-21readlink12:36:170
337087222460,3chrt3370870-21/usr/sbin/munin07:45:130
340144822360,2chrt3401450-21sort09:35:070
341882122350,3chrt3418823-21awk10:36:160
344892822320,3chrt3448929-21basename12:25:120
336089899227197,18cyclictest3380919-21kworker/u2:009:15:030
336089899218187,19cyclictest3446006-21kworker/u2:312:21:170
341598222140,2sleep03415983-21ps10:26:140
339817922140,2sleep03398178-21sshd09:21:430
336089899212184,17cyclictest3408344-21kworker/u2:110:20:040
336089899211181,18cyclictest3419490-21kworker/u2:211:10:040
336089899210180,18cyclictest3419490-21kworker/u2:211:00:040
336089899207180,16cyclictest3408344-21kworker/u2:110:31:160
336089899206175,20cyclictest3404159-21kworker/u2:009:55:070
336089899204175,18cyclictest3395789-21kworker/u2:209:20:050
336089899202172,18cyclictest3419490-21kworker/u2:211:05:060
336089899201172,18cyclictest3380919-21kworker/u2:008:35:030
336089899200171,18cyclictest3401830-21kworker/u2:109:41:160
336089899199170,18cyclictest3391197-21kworker/u2:209:05:020
336089899198170,17cyclictest3419490-21kworker/u2:211:20:020
336089899198168,18cyclictest3343346-21kworker/u2:007:16:190
336089899197169,17cyclictest3380919-21kworker/u2:008:40:050
336089899197169,17cyclictest3343346-21kworker/u2:007:10:070
336089899197168,18cyclictest3343346-21kworker/u2:007:31:210
336089899197167,18cyclictest3393013-21kworker/u2:109:06:170
336089899196169,17cyclictest3395789-21kworker/u2:209:25:380
336089899196166,19cyclictest3419490-21kworker/u2:211:25:020
336089899195166,18cyclictest3368953-21kworker/u2:107:40:430
336089899194166,17cyclictest3343346-21kworker/u2:007:25:020
336089899193164,17cyclictest3419490-21kworker/u2:211:31:190
336089899191163,17cyclictest3401830-21kworker/u2:109:35:440
336089899188158,18cyclictest3380919-21kworker/u2:008:40:370
336089899187158,18cyclictest3376784-21kworker/u2:208:15:070
336089899187157,19cyclictest3408344-21kworker/u2:110:21:160
336089899187156,19cyclictest3450180-21kworker/u2:112:31:230
336089899186157,19cyclictest3419490-21kworker/u2:211:11:180
336089899186156,18cyclictest3380919-21kworker/u2:008:25:370
344321121850,2sleep03443212-21/usr/sbin/munin12:05:020
336089899185157,17cyclictest3380919-21kworker/u2:008:55:030
336089899185156,18cyclictest3380919-21kworker/u2:008:46:140
336089899185156,17cyclictest3436212-21kworker/u2:012:15:060
336089899184154,19cyclictest3419490-21kworker/u2:210:46:120
336089899183155,18cyclictest3370726-21kworker/u2:207:51:230
336089899183154,18cyclictest3408344-21kworker/u2:110:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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