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2026-05-05 - 18:52
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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 Tue May 05, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151154160,0ktimers/0236321sleep07:10:560
525504570,0irq/11-sym53c8x130250irq/15-NE200009:10:280
1514550,0ktimers/046081sleep12:08:160
525504470,0irq/11-sym53c8x130250irq/15-NE200011:55:480
1514390,0ktimers/0191911sleep10:03:410
1302504160,0irq/15-NE200052550irq/11-sym53c8xx08:45:280
1302503900,0irq/15-NE200052550irq/11-sym53c8xx11:15:500
525503860,0irq/11-sym53c8x130250irq/15-NE200008:51:430
1302503820,0irq/15-NE200052550irq/11-sym53c8xx12:25:170
525503640,0irq/11-sym53c8x130250irq/15-NE200008:25:460
2432399361300,0cyclictest250641sleep07:19:370
2432399360289,0cyclictest6216-21kworker/0:2+events10:14:540
525503540,0irq/11-sym53c8x130250irq/15-NE200009:00:170
525503460,0irq/11-sym53c8x130250irq/15-NE200008:06:310
525503430,0irq/11-sym53c8x130250irq/15-NE200010:20:240
1302503380,0irq/15-NE200052550irq/11-sym53c8xx11:46:190
1302503350,0irq/15-NE200052550irq/11-sym53c8xx11:45:280
1302503290,0irq/15-NE200052550irq/11-sym53c8xx09:05:250
525503260,0irq/11-sym53c8x130250irq/15-NE200009:25:420
1302503230,0irq/15-NE200052550irq/11-sym53c8xx11:51:130
1302503230,0irq/15-NE200052550irq/11-sym53c8xx09:32:040
1513220,0ktimers/0175291sleep09:52:270
1302503190,0irq/15-NE200052550irq/11-sym53c8xx09:15:460
525503110,0irq/11-sym53c8x130250irq/15-NE200008:35:360
525503100,0irq/11-sym53c8x130250irq/15-NE200008:49:110
525503100,0irq/11-sym53c8x130250irq/15-NE200008:03:300
10376130759,0sleep10380-21which09:05:490
1302502910,0irq/15-NE200052550irq/11-sym53c8xx07:56:490
525502870,0irq/11-sym53c8x130250irq/15-NE200007:50:280
2432399286129,0cyclictest27259-21ssh11:01:530
1302502850,0irq/15-NE200011777-21diskmemload10:41:250
525502800,0irq/11-sym53c8x130250irq/15-NE200012:36:240
1302502800,0irq/15-NE200052550irq/11-sym53c8xx10:31:580
1302502780,0irq/15-NE200052550irq/11-sym53c8xx12:01:140
525502760,0irq/11-sym53c8x130250irq/15-NE200008:25:220
21596127630,0sleep21599-21sshd10:20:420
525502730,0irq/11-sym53c8x130250irq/15-NE200011:25:260
1512730,0ktimers/08311-21ssh12:33:530
243239927186,0cyclictest14827-21apt-get09:36:170
1512710,0ktimers/011777-21diskmemload12:12:000
26218127029,0sleep3460-21snmpd10:56:020
16958126929,0sleep16955-21munin-run09:50:200
1512690,0ktimers/029014-21munin-node07:46:300
23729126626,0sleep23700-21ssh10:35:450
19632126673,0sleep19634-21sh10:07:060
2432399264109,0cyclictest0-21swapper10:27:140
32568126027,0sleep32569-21ssh11:39:210
2432399260130,0cyclictest18034-21sh09:56:090
1750125825,0sleep1755-21awk08:16:250
1512560,0ktimers/09755-21ntpq12:42:050
243239925197,0cyclictest0-21swapper11:13:080
1512510,0ktimers/015627-21ssh09:40:470
28929125025,0sleep0-21swapper07:44:350
1302502490,0irq/15-NE200031820-21ssh11:32:490
1302502470,0irq/15-NE20003460-21snmpd09:21:110
1302502470,0irq/15-NE200025994-21ssh10:55:100
1302502460,0irq/15-NE200030401-21kworker/u4:0+xprtiod11:06:590
1302502440,0irq/15-NE200026337-21sshd07:26:430
1302502440,0irq/15-NE200011777-21diskmemload12:17:480
25597124326,0sleep0-21swapper07:22:190
1302502430,0irq/15-NE200011777-21diskmemload10:49:580
525502420,0irq/11-sym53c8x27379-21cron07:35:170
1302502420,0irq/15-NE200028821-21kworker/u4:2+xprtiod11:28:150
2432399240115,0cyclictest0-21swapper07:35:330
1302502390,0irq/15-NE200011777-21diskmemload12:26:120
525502250,0irq/11-sym53c8x1308-21cron08:15:170
1302502220,0irq/15-NE20003465-21lldpd08:33:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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