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2026-05-15 - 01:53
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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 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri May 15, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151151420,0ktimers/053271sleep19:12:120
556699499113,0cyclictest3435-21nscd21:25:530
556699472135,0cyclictest18474-21cut20:16:400
1514720,0ktimers/0195871sleep23:28:340
1514680,0ktimers/047831sleep21:56:510
1514680,0ktimers/0304651sleep00:35:340
1514680,0ktimers/0142041sleep19:56:440
1514670,0ktimers/0314151sleep00:40:480
1514660,0ktimers/0267411sleep00:14:540
55669946584,0cyclictest23764-21cat20:42:390
1514630,0ktimers/067601sleep22:08:480
1514610,0ktimers/013841sleep21:36:460
1514580,0ktimers/0213701sleep23:40:530
1514580,0ktimers/0141551sleep22:57:310
1514570,0ktimers/042331sleep21:53:010
55669945498,0cyclictest8482-21df22:22:120
1514540,0ktimers/032421sleep21:47:340
1514530,0ktimers/065551sleep19:19:250
525504470,0irq/11-sym53c8x130250irq/15-NE200019:41:160
1514460,0ktimers/089171sleep19:32:000
1514380,0ktimers/0236391sleep23:54:280
1514340,0ktimers/0127211sleep19:50:400
556699432103,0cyclictest9719-21ssh22:30:510
556699431101,0cyclictest18-21rcu_preempt20:06:030
55669942929,0cyclictest28648-21munin-run00:25:520
556699429105,0cyclictest28957-21sort00:27:040
1514280,0ktimers/0298201sleep21:12:370
1514280,0ktimers/0148521sleep23:01:390
55669942734,0cyclictest894-21jbd2/sda1-800:06:120
556699422113,0cyclictest30172-21diskmemload23:43:010
525504220,0irq/11-sym53c8x130250irq/15-NE200022:53:010
55669941992,0cyclictest16245-21ssh23:08:510
556699419115,0cyclictest0-21swapper23:19:010
1514190,0ktimers/0326061sleep21:30:190
55669941833,0cyclictest0-21swapper20:11:180
556699418107,0cyclictest3432-21nscd00:45:570
556699417113,0cyclictest0-21swapper22:46:560
556699417109,0cyclictest0-21swapper22:01:100
556699416105,0cyclictest24986-21ntpq20:51:140
556699416102,0cyclictest3460-21snmpd20:26:040
55669941536,0cyclictest28005-21munin-run21:05:440
556699415112,0cyclictest0-21swapper23:59:120
55669941461,0cyclictest0-21swapper19:26:020
556699414110,0cyclictest9839-21cpu19:36:400
556699413106,0cyclictest0-21swapper00:19:460
55669941287,0cyclictest24828-21munin-node00:02:360
556699412110,0cyclictest0-21swapper23:48:480
556699412108,0cyclictest0-21swapper22:16:500
556699411105,0cyclictest2673-21ssh21:43:010
556699410106,0cyclictest0-21swapper22:33:110
556699409113,0cyclictest7107-21ssh22:11:110
525504090,0irq/11-sym53c8x130250irq/15-NE200022:35:570
556699408109,0cyclictest0-21swapper22:43:280
55669940794,0cyclictest48-21kswapd021:31:380
556699406105,0cyclictest26979-21ls21:00:520
55669940496,0cyclictest28909-21sshd21:07:410
556699403112,0cyclictest3465-21lldpd20:37:280
556699403105,0cyclictest0-21swapper21:20:020
556699403104,0cyclictest0-21swapper23:14:360
55669940192,0cyclictest3729-21runrttasks20:46:190
55669940094,0cyclictest0-21swapper23:34:500
556699400101,0cyclictest19453-21ntpq20:21:180
556699398108,0cyclictest19213-21sendmail-msp23:25:530
556699396102,0cyclictest20968-21apt-get20:31:170
556699394110,0cyclictest0-21swapper20:02:390
525503880,0irq/11-sym53c8x130250irq/15-NE200019:23:540
55669938687,0cyclictest0-21swapper19:55:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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