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2025-11-15 - 06:32
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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 792 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Sat Nov 15, 2025 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151150590,0ktimers/0248461sleep18:55:430
1514690,0ktimers/0154131sleep23:15:130
1514590,0ktimers/0283141sleep19:14:360
1513970,0ktimers/0325221sleep19:34:230
1513710,0ktimers/0234591sleep21:23:380
1513560,0ktimers/0109971sleep20:24:270
1513530,0ktimers/0137981sleep20:38:500
527503510,0irq/11-sym53c8x130150irq/15-NE200021:49:590
1513490,0ktimers/0104251sleep20:20:260
1513480,0ktimers/033901sleep22:19:360
527503470,0irq/11-sym53c8x130150irq/15-NE200022:35:230
527503470,0irq/11-sym53c8x130150irq/15-NE200000:08:430
527503460,0irq/11-sym53c8x130150irq/15-NE200023:58:420
527503460,0irq/11-sym53c8x130150irq/15-NE200022:10:270
1513430,0ktimers/0285391sleep00:18:390
2504799334159,0cyclictest9493-21munin-run22:48:370
2504799331190,0cyclictest29951-21df_inode00:24:320
2504799330165,0cyclictest15821-21chrt20:48:340
2504799327170,0cyclictest15907-21ls20:48:450
2504799326164,0cyclictest1994-21munin-run19:43:330
2504799323179,0cyclictest30543-21awk19:24:420
2504799320167,0cyclictest27044-21apt-get19:09:110
527503190,0irq/11-sym53c8x130150irq/15-NE200020:33:330
2504799319173,0cyclictest5501-21sort19:59:170
1301503170,0irq/15-NE200052750irq/11-sym53c8xx18:58:460
2504799315194,0cyclictest12209-21awk22:59:500
2504799314161,0cyclictest5391-21apt-get22:29:100
1301503130,0irq/15-NE200052750irq/11-sym53c8xx23:54:420
2504799310176,0cyclictest7747-21awk22:39:410
2504799310166,0cyclictest1659-21lldpd23:52:570
2504799310151,0cyclictest28879-21munin-run21:48:370
2504799309189,0cyclictest26705-21munin-run21:38:330
2504799309165,0cyclictest0-21swapper21:03:500
1513090,0ktimers/0189331sleep21:01:040
527503080,0irq/11-sym53c8x130150irq/15-NE200019:19:020
2504799308192,0cyclictest5059-21chrt19:55:250
2504799308169,0cyclictest893-21jbd2/sda1-800:13:400
2504799308147,0cyclictest2354-21sort22:14:410
2504799307224,0cyclictest1927-21runrttasks23:04:010
2504799307203,0cyclictest5143-21idleruntime-cro22:28:330
2504799307188,0cyclictest47-21kswapd020:04:060
2504799307169,0cyclictest10140-21needreboot22:50:090
2504799306163,0cyclictest20649-21switchtime21:09:450
2504799305170,0cyclictest893-21jbd2/sda1-821:13:420
2504799304210,0cyclictest31046-21cron21:58:340
2504799301169,0cyclictest13758-21mailstats23:08:590
2504799300220,0cyclictest17239-21sed23:24:370
2504799300166,0cyclictest17151-21sshd20:54:160
2504799300164,0cyclictest8138-21sshd20:10:160
2504799300164,0cyclictest27789-21munin-run21:43:330
2504799300138,0cyclictest19203-21sort23:33:580
2504799298187,0cyclictest312811chrt21:59:040
2504799297167,0cyclictest15952-21ntpq23:19:010
2504799296174,0cyclictest3747-21awk19:50:030
2504799296166,0cyclictest23806-21df_inode21:24:310
2504799295178,0cyclictest456-21which22:05:150
2504799295174,0cyclictest8916-21runrttasks20:14:410
2504799295130,0cyclictest21091-21apt-get23:44:150
2504799294143,0cyclictest0-21swapper00:03:420
2504799292167,0cyclictest1927-21runrttasks19:28:540
2504799290196,0cyclictest2334-21wget19:44:260
2504799290159,0cyclictest18144-21apt-get23:29:060
2504799288164,0cyclictest35-1kworker/0:1H-kblockd22:53:490
2504799287165,0cyclictest20398-21tr23:39:540
2504799287145,0cyclictest24766-21apt-get21:29:120
2504799285193,0cyclictest26293-21munin-node19:03:540
2504799285160,0cyclictest12820-21awk20:34:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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