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2026-03-22 - 17:40
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Sun Mar 22, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151151730,0ktimers/0169941sleep07:13:220
1699999493112,0cyclictest17223-21apt-get07:14:060
169999948587,0cyclictest3439-21nscd11:53:380
1514800,0ktimers/0119821sleep09:30:110
1514700,0ktimers/0201121sleep10:24:240
169999946983,0cyclictest20991-21date07:33:310
169999946840,0cyclictest34-1kworker/0:1H+kblockd08:23:420
169999946772,0cyclictest0-21swapper07:23:420
169999946687,0cyclictest25772-21expr07:54:420
169999945442,0cyclictest9818-21diskmemload10:37:510
525504530,0irq/11-sym53c8x130250irq/15-NE200008:46:040
1514530,0ktimers/084351sleep12:36:000
1514530,0ktimers/0260191sleep11:00:420
1302504520,0irq/15-NE200052550irq/11-sym53c8xx11:19:170
1699999450107,0cyclictest664-21latency_hist11:43:480
169999944794,0cyclictest14777-21cat09:48:320
169999944773,0cyclictest18238-21munin-node11:43:320
169999944572,0cyclictest48-21kswapd009:35:220
169999944472,0cyclictest0-21swapper07:38:370
169999944443,0cyclictest23004-21ssh10:41:020
1514440,0ktimers/0245061sleep10:50:460
169999944392,0cyclictest18-21rcu_preempt10:09:420
169999944286,0cyclictest14999-21apt-get09:49:200
169999944181,0cyclictest28718-21ssh11:18:220
169999944180,0cyclictest19874-21runrttasks10:23:140
1699999441115,0cyclictest18795-21ssh10:13:500
169999944083,0cyclictest7645-21cron09:03:220
169999943974,0cyclictest4172-21apt-get12:09:510
169999943884,0cyclictest3729-21runrttasks12:23:460
169999943793,0cyclictest3000-21grep12:00:490
169999943679,0cyclictest3566-21cron09:43:200
1699999435129,0cyclictest21166-21awk10:30:510
169999943267,0cyclictest3460-21snmpd12:30:530
1699999431127,0cyclictest29809-21sh11:23:510
169999943092,0cyclictest3611-21latency_hist08:43:320
169999943032,0cyclictest27814-21apt11:13:230
169999942949,0cyclictest28738-21sed08:09:100
1699999429119,0cyclictest0-21swapper09:22:190
169999942883,0cyclictest30748-21cat08:18:320
169999942782,0cyclictest27868-21wc08:04:390
169999942778,0cyclictest15913-21ssh09:54:210
1699999424134,0cyclictest31160-21ssh11:33:200
169999942331,0cyclictest9248-21munin-node12:40:310
1699999418136,0cyclictest26897-21chrt11:08:210
1699999418123,0cyclictest3460-21snmpd08:33:460
169999941795,0cyclictest3729-21runrttasks11:38:310
169999941779,0cyclictest16685-21ssh09:58:460
169999941687,0cyclictest3847-21ssh12:07:520
169999941635,0cyclictest3729-21runrttasks09:03:510
169999941535,0cyclictest4907-21munin-node12:13:390
169999941491,0cyclictest16996-21cyclictest10:48:360
169999941288,0cyclictest18830-21which07:23:360
169999941135,0cyclictest3460-21snmpd12:20:050
1699999411121,0cyclictest5782-21cron08:53:210
1699999410116,0cyclictest10450-21cron09:18:210
169999940782,0cyclictest20085-21awk07:29:110
169999940735,0cyclictest29651-21cut08:13:310
1699999405117,0cyclictest1957-21chrt11:54:270
169999940477,0cyclictest26433-21awk07:58:350
1699999404115,0cyclictest591-21apt-get08:29:070
1514040,0ktimers/0176411sleep10:07:010
1699999400101,0cyclictest24925-21sh10:53:510
169999939872,0cyclictest23313-21apt-get07:44:040
169999939499,0cyclictest16996-21cyclictest09:25:490
169999939385,0cyclictest9472-21munin-node09:10:040
169999939179,0cyclictest3460-21snmpd08:54:520
169999938931,0cyclictest24762-21tr07:49:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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