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2025-05-12 - 07:32
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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 50 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Mon May 12, 2025 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153210,0ktimers/0318021sleep19:06:490
1514080,0ktimers/0320641sleep00:10:560
1305504050,0irq/15-NE200053050irq/11-sym53c8xx00:05:480
3926136931,0sleep151ktimers/022:01:090
348136654,0sleep151ktimers/021:45:170
1513490,0ktimers/060261sleep22:10:470
530503470,0irq/11-sym53c8x130550irq/15-NE200020:51:300
530503460,0irq/11-sym53c8x130550irq/15-NE200020:22:090
1305503400,0irq/15-NE200053050irq/11-sym53c8xx22:06:170
1513390,0ktimers/021051sleep21:51:520
530503300,0irq/11-sym53c8x130550irq/15-NE200019:15:200
3203999327243,0cyclictest9-21kworker/0:1+events22:37:490
530503180,0irq/11-sym53c8x130550irq/15-NE200022:32:160
1217129961,0sleep151ktimers/019:18:370
1512800,0ktimers/0243901sleep23:35:360
530502760,0irq/11-sym53c8x130550irq/15-NE200020:35:160
2879127128,0sleep2887-21cpu21:56:180
6019126827,0sleep6023-21munin-node19:41:120
530502670,0irq/11-sym53c8x130550irq/15-NE200000:20:240
31188126630,0sleep31198-21grep21:36:410
14052126647,0sleep151ktimers/022:46:490
12553126525,0sleep3462-21snmpd22:40:520
530502600,0irq/11-sym53c8x27061-21processes23:46:480
29865126026,0sleep29870-21env21:31:130
1512600,0ktimers/0131291sleep20:12:430
320399925930,0cyclictest22131-21irqstats20:55:420
1305502590,0irq/15-NE20004391-21tr19:32:080
530502580,0irq/11-sym53c8x16738-21wc23:00:300
1305502540,0irq/15-NE200013781-21grep20:16:330
530502530,0irq/11-sym53c8x26384-21mailstats21:15:310
320399925363,0cyclictest20-21rcuc/021:47:040
1305502530,0irq/15-NE200026328-21munin-node21:16:540
530502520,0irq/11-sym53c8x0-21swapper20:35:350
530502510,0irq/11-sym53c8x30741-21cron00:05:170
1305502510,0irq/15-NE200024240-21munin-node21:06:130
3308124927,0sleep0-21swapper19:27:130
1305502490,0irq/15-NE20003309-21sort00:26:500
530502480,0irq/11-sym53c8x29556-21cron21:30:170
1305502480,0irq/15-NE20009834-21missed_timers22:27:000
1305502480,0irq/15-NE20003460-21lldpd23:11:440
1305502480,0irq/15-NE200025442-21munin-node23:42:010
530502470,0irq/11-sym53c8x7620-21aten_r3power_en19:47:050
530502470,0irq/11-sym53c8x17970-21apt-get23:05:500
1305502470,0irq/15-NE200032036-21cyclictest20:29:570
1305502470,0irq/15-NE200021047-21munin-node23:21:060
530502450,0irq/11-sym53c8x8226-21apt-get22:20:580
20068124427,0sleep20083-21awk20:46:060
530502430,0irq/11-sym53c8x4977-21aten_r3power_cu00:35:360
530502430,0irq/11-sym53c8x11347-21chrt20:05:480
530502410,0irq/11-sym53c8x15565-21latency_hist22:55:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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