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2025-12-04 - 20:09
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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 Thu Dec 04, 2025 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152810,0ktimers/0262391sleep06:52:390
1514730,0ktimers/0247041sleep09:21:490
1514720,0ktimers/0260931sleep11:57:580
265649946632,0cyclictest27809-21munin-node07:46:490
1514650,0ktimers/0133771sleep10:58:080
1514620,0ktimers/0302681sleep09:47:100
265649946033,0cyclictest9706-21mailstats10:41:560
527504580,0irq/11-sym53c8x130150irq/15-NE200008:52:210
1514420,0ktimers/0301811sleep07:13:290
1514420,0ktimers/0296211sleep09:43:130
265649944130,0cyclictest6477-21aten_r3power_cu10:27:000
265649944032,0cyclictest28819-21cron12:11:430
527504390,0irq/11-sym53c8x130150irq/15-NE200012:03:180
1514320,0ktimers/0316711sleep12:23:140
265649943129,0cyclictest12506-21wc10:53:280
2656499430117,0cyclictest3300-21apt-get10:12:190
1514290,0ktimers/072931chrt07:58:260
265649942631,0cyclictest1927-21runrttasks08:46:560
1514250,0ktimers/0202641sleep11:31:550
265649942431,0cyclictest2439-21grep07:37:330
265649942234,0cyclictest47-21kswapd011:26:440
265649942036,0cyclictest1236-21chrt07:32:130
265649942030,0cyclictest893-21jbd2/sda1-808:01:550
265649941832,0cyclictest30986-21cron12:21:390
265649941831,0cyclictest17109-21apt-get11:17:210
265649941831,0cyclictest1654-21snmpd09:02:360
265649941437,0cyclictest0-21swapper09:18:030
265649941130,0cyclictest16019-21chrt11:12:080
265649941032,0cyclictest5522-21grep07:51:560
265649940937,0cyclictest0-21swapper07:27:370
265649940834,0cyclictest27643-21munin-run07:01:450
265649940742,0cyclictest35-1kworker/0:1H+kblockd09:12:090
265649940729,0cyclictest25921-21mailstats09:27:080
265649940630,0cyclictest10251-21grep08:12:560
265649940627,0cyclictest15471-21sed11:07:520
265649940440,0cyclictest0-21swapper10:37:120
265649940431,0cyclictest5230-21latency_hist10:21:480
265649940431,0cyclictest1927-21runrttasks10:08:390
265649940332,0cyclictest4442-21sed10:17:280
265649940329,0cyclictest14260-21cut11:02:440
265649940229,0cyclictest9127-21sort08:07:520
265649940227,0cyclictest22496-21mailstats11:42:040
265649940133,0cyclictest8290-21cat10:33:320
265649940129,0cyclictest21934-21df09:07:280
265649940129,0cyclictest11755-21awk10:51:400
265649940029,0cyclictest32519-21cut09:57:280
265649939933,0cyclictest14806-21sendmail_mailqu08:33:180
265649939931,0cyclictest31934-21chrt07:23:130
265649939832,0cyclictest27959-21sed07:02:290
265649939832,0cyclictest0-21swapper07:21:220
265649939830,0cyclictest21214-21latency_hist11:36:480
265649939731,0cyclictest31649-21awk09:52:560
265649939637,0cyclictest24036-21chrt11:48:120
265649939629,0cyclictest15270-21which08:36:520
265649939533,0cyclictest47-21kswapd007:07:170
265649939529,0cyclictest1654-21snmpd08:48:120
265649939528,0cyclictest28722-21cut09:38:280
265649939430,0cyclictest19827-21ntpq08:57:440
265649939427,0cyclictest13830-21chrt08:28:320
265649939329,0cyclictest12099-21mailstats08:22:040
265649939230,0cyclictest24762-21awk11:52:280
265649939228,0cyclictest19518-21switchtime11:27:520
265649939128,0cyclictest1460-21cut10:03:040
265649939033,0cyclictest27000-21runrttasks09:32:040
265649939028,0cyclictest5030-21ls07:48:210
265649938829,0cyclictest11172-21wc08:17:360
265649938529,0cyclictest29093-21awk12:12:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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