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2026-08-26 - 02:51
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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 792 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Wed Aug 26, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151151590,0ktimers/0284391sleep19:17:410
525504490,0irq/11-sym53c8x130250irq/15-NE200019:46:500
1514490,0ktimers/062901sleep23:15:170
1514440,0ktimers/0308491sleep22:22:300
1302504350,0irq/15-NE200012461-21kworker/u4:0+xprtiod00:04:520
1514170,0ktimers/049241chrt23:05:540
1514160,0ktimers/057931sleep20:05:490
1302504140,0irq/15-NE200014778-21kworker/u4:1+xprtiod00:35:200
525504110,0irq/11-sym53c8x130250irq/15-NE200021:10:510
1514100,0ktimers/0159501sleep00:20:430
525504050,0irq/11-sym53c8x130250irq/15-NE200022:40:050
1513990,0ktimers/090931sleep23:34:120
1302503980,0irq/15-NE20006592-21kworker/u4:3+xprtiod23:36:290
1302503940,0irq/15-NE200052550irq/11-sym53c8xx21:55:080
1235213910,0sleep151ktimers/023:55:390
525503830,0irq/11-sym53c8x130250irq/15-NE200023:01:280
276613820,0sleep151ktimers/022:54:180
525503790,0irq/11-sym53c8x130250irq/15-NE200020:37:040
7496137455,0sleep151ktimers/020:12:170
1302503600,0irq/15-NE200052550irq/11-sym53c8xx23:50:300
525503590,0irq/11-sym53c8x130250irq/15-NE200021:06:250
525503490,0irq/11-sym53c8x130250irq/15-NE200022:05:220
525503480,0irq/11-sym53c8x130250irq/15-NE200019:41:500
525503400,0irq/11-sym53c8x130250irq/15-NE200022:45:030
1302503400,0irq/15-NE20006592-21kworker/u4:3+xprtiod00:07:190
1302503400,0irq/15-NE200052550irq/11-sym53c8xx22:30:210
525503390,0irq/11-sym53c8x130250irq/15-NE200020:45:080
1302503380,0irq/15-NE200052550irq/11-sym53c8xx21:55:520
525503240,0irq/11-sym53c8x130250irq/15-NE200020:55:220
1302503240,0irq/15-NE200052550irq/11-sym53c8xx19:50:290
1552213170,0sleep151ktimers/000:17:290
826413140,0sleep151ktimers/023:27:100
1513100,0ktimers/0198181sleep00:45:230
1302503090,0irq/15-NE200052550irq/11-sym53c8xx19:20:270
212313080,0sleep151ktimers/022:48:540
1302502960,0irq/15-NE200052550irq/11-sym53c8xx21:16:540
1512940,0ktimers/016863-21ssh00:26:560
1302502830,0irq/15-NE200052550irq/11-sym53c8xx22:00:520
525502820,0irq/11-sym53c8x130250irq/15-NE200020:26:470
24012127729,0sleep24016-21df_inode21:36:420
1302502770,0irq/15-NE200052550irq/11-sym53c8xx20:32:310
525502760,0irq/11-sym53c8x130250irq/15-NE200022:10:240
1512760,0ktimers/0227991sleep21:30:270
29468127529,0sleep29326-21munin-node22:15:310
1302502750,0irq/15-NE200017862-21ssh00:35:020
1302502740,0irq/15-NE200052550irq/11-sym53c8xx23:45:340
525502730,0irq/11-sym53c8x130250irq/15-NE200019:55:040
1302502720,0irq/15-NE200021394-21ssh21:21:280
1302502710,0irq/15-NE200010573-21ssh23:43:580
1302502690,0irq/15-NE200052550irq/11-sym53c8xx20:21:510
22332126828,0sleep21795-21munin-node21:27:080
1302502670,0irq/15-NE200031314-21ssh22:26:150
525502650,0irq/11-sym53c8x130250irq/15-NE200020:40:350
1302502650,0irq/15-NE200025308-21ssh21:46:200
15645126472,0sleep15658-21df_inode20:51:140
1302502620,0irq/15-NE200014571-21ssh00:11:570
2860099260135,0cyclictest0-21swapper19:32:310
2860099260123,0cyclictest18885-21ssh00:40:200
1302502600,0irq/15-NE20008724-21cron20:19:520
1302502600,0irq/15-NE20004539-21chrt20:00:100
1302502600,0irq/15-NE200024626-21ssh21:40:250
1302502590,0irq/15-NE20005861-21sshd23:11:510
1302502590,0irq/15-NE20003460-21snmpd23:23:360
1302502550,0irq/15-NE20002873-21munin-node22:56:520
1302502520,0irq/15-NE200032546-21ls19:40:000
1302502500,0irq/15-NE20003460-21snmpd19:28:130
286009924997,0cyclictest0-21swapper21:01:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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