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2025-01-21 - 23:41
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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 Jan 21, 2025 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151149770,0ktimers/0192601sleep07:06:110
1514820,0ktimers/0298001sleep07:57:060
1514770,0ktimers/0113181sleep12:12:440
1514740,0ktimers/0149941sleep09:22:330
1514590,0ktimers/031871sleep08:25:400
1514590,0ktimers/0276491sleep10:36:400
1514550,0ktimers/0283701sleep10:40:590
1514520,0ktimers/0113061sleep09:05:400
1514490,0ktimers/0233571sleep07:28:030
1514480,0ktimers/0277181sleep07:48:270
530504460,0irq/11-sym53c8x130550irq/15-NE200007:20:090
1514460,0ktimers/0266591sleep07:43:480
1305504320,0irq/15-NE200053050irq/11-sym53c8xx11:00:350
1514280,0ktimers/0116461sleep12:15:350
1514270,0ktimers/017901sleep11:20:030
1514160,0ktimers/0158471sleep12:39:060
530504050,0irq/11-sym53c8x130550irq/15-NE200007:51:130
1514000,0ktimers/090431sleep11:58:030
1305503840,0irq/15-NE200053050irq/11-sym53c8xx09:11:160
1305503840,0irq/15-NE200053050irq/11-sym53c8xx07:31:220
530503750,0irq/11-sym53c8x130550irq/15-NE200011:25:490
1513740,0ktimers/0181591sleep09:41:200
1513730,0ktimers/084521sleep08:50:160
1513710,0ktimers/0254201sleep10:23:000
1513600,0ktimers/012491sleep08:16:210
530503530,0irq/11-sym53c8x130550irq/15-NE200011:30:520
530503350,0irq/11-sym53c8x130550irq/15-NE200008:10:400
530503330,0irq/11-sym53c8x130550irq/15-NE200011:10:300
530503320,0irq/11-sym53c8x4076-21cron08:30:210
530503270,0irq/11-sym53c8x130550irq/15-NE200011:40:220
1305503230,0irq/15-NE200053050irq/11-sym53c8xx07:11:000
1305503230,0irq/15-NE200010039-21expr08:56:330
1513170,0ktimers/068121sleep11:46:490
1513110,0ktimers/02623-21if_eth111:22:010
1513040,0ktimers/017132-21nfs_client09:36:250
1918313010,0sleep151ktimers/009:49:570
530502970,0irq/11-sym53c8x34-1kworker/0:1H+kblockd08:00:400
1512970,0ktimers/094111sleep08:53:470
1305502840,0irq/15-NE200021322-21sendmail-mta09:59:300
530502800,0irq/11-sym53c8x10687-21sed09:01:160
530502780,0irq/11-sym53c8x130550irq/15-NE200007:35:400
530502760,0irq/11-sym53c8x16371-21cut09:31:580
530502730,0irq/11-sym53c8x30344-21apt-get10:55:460
1512730,0ktimers/013492-21apt-get09:15:490
530502720,0irq/11-sym53c8x31304-21sh08:05:390
723812700,0sleep151ktimers/008:43:350
1512700,0ktimers/0237611sleep10:15:220
530502690,0irq/11-sym53c8x7549-21nfs_client11:51:290
13132126956,0sleep13137-21grep12:21:370
1512680,0ktimers/0215971sleep07:21:050
1305502680,0irq/15-NE200029752-21iostat10:51:230
195619926699,0cyclictest0-21swapper09:50:440
1305502660,0irq/15-NE200023281-21cat10:11:480
1512650,0ktimers/029241sleep08:24:340
1512630,0ktimers/0261911sleep10:30:560
1466812630,0sleep151ktimers/012:32:230
1305502620,0irq/15-NE200022577-21munin-plugin-st10:10:100
1512610,0ktimers/0154171sleep09:28:040
530502600,0irq/11-sym53c8x4820-21grep11:36:160
1512560,0ktimers/060731sleep08:37:230
530502540,0irq/11-sym53c8x19558-21cyclictest10:46:230
1305502510,0irq/15-NE20003462-21snmpd12:28:530
530502450,0irq/11-sym53c8x3436-21nscd10:29:550
1305502450,0irq/15-NE20009302-21sendmail_mailtr12:00:280
1305502410,0irq/15-NE200032397-21latency_hist11:10:170
530502330,0irq/11-sym53c8x50-21kswapd010:00:490
1512260,0ktimers/010382-21cron12:10:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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