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2026-05-03 - 16:53
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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 Sun May 03, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153210,0ktimers/0221471sleep07:12:330
1514590,0ktimers/044001sleep11:26:560
223349945684,0cyclictest48-21kswapd008:10:280
1514540,0ktimers/033271sleep11:20:400
1514540,0ktimers/0323131sleep11:00:230
1514480,0ktimers/0177951sleep09:30:380
1514480,0ktimers/0138331sleep12:29:580
223349944736,0cyclictest0-21swapper08:55:280
223349944487,0cyclictest25982-21aten_r3power_vo10:21:570
1514430,0ktimers/076111chrt08:37:050
1514430,0ktimers/0164441sleep12:43:440
525504420,0irq/11-sym53c8x130250irq/15-NE200009:54:270
525504410,0irq/11-sym53c8x130250irq/15-NE200010:30:430
223349944176,0cyclictest0-21swapper07:25:320
1514390,0ktimers/0272001sleep10:28:110
223349943638,0cyclictest12327-21ssh12:21:230
1514360,0ktimers/0322981sleep08:01:440
525504330,0irq/11-sym53c8x130250irq/15-NE200009:45:230
223349943373,0cyclictest28070-21kworker/u4:0+flush-8:011:15:490
223349943280,0cyclictest3729-21runrttasks09:10:460
1514310,0ktimers/0133141sleep09:06:100
223349942885,0cyclictest17617-21chrt09:30:000
223349942883,0cyclictest0-21swapper10:16:420
223349942879,0cyclictest9860-21munin-node08:51:270
223349942787,0cyclictest0-21swapper11:12:300
223349942736,0cyclictest20518-21cut09:45:390
525504260,0irq/11-sym53c8x130250irq/15-NE200009:25:320
223349942594,0cyclictest15475-21chrt12:38:060
2233499425101,0cyclictest23401-21cron07:20:110
223349942439,0cyclictest27413-21munin-node07:40:210
223349942436,0cyclictest6890-21runrttasks11:45:240
1514240,0ktimers/06471sleep08:06:160
223349941973,0cyclictest130250irq/15-NE200010:00:330
1514190,0ktimers/058921sleep11:39:460
1514180,0ktimers/036141sleep08:20:290
223349941793,0cyclictest16066-21ssh09:20:000
223349941587,0cyclictest9029-21awk12:01:450
2233499414125,0cyclictest6115-21awk08:31:220
2233499414101,0cyclictest22170-21apt-get09:56:210
2233499413119,0cyclictest3686-21chrt08:20:360
223349941192,0cyclictest0-21swapper11:06:510
223349941190,0cyclictest14818-21latency_hist12:35:230
223349940992,0cyclictest8067-21ssh11:55:140
223349940880,0cyclictest30710-21apt-get10:51:090
223349940838,0cyclictest728-21munin-run11:05:210
2233499408106,0cyclictest0-21swapper12:20:070
2233499408102,0cyclictest0-21swapper11:57:480
223349940794,0cyclictest18661-21mailstats09:35:330
223349940794,0cyclictest0-21swapper11:46:430
223349940792,0cyclictest0-21swapper10:46:460
223349940789,0cyclictest0-21swapper11:32:120
1514070,0ktimers/0296421sleep10:43:240
2233499406100,0cyclictest0-21swapper10:09:200
2233499405115,0cyclictest10057-21ssh12:08:410
2233499404101,0cyclictest34-1kworker/0:1H-kblockd10:35:380
223349940392,0cyclictest0-21swapper07:39:090
223349940328,0cyclictest30155-21awk07:51:450
2233499403102,0cyclictest0-21swapper10:12:010
525504020,0irq/11-sym53c8x130250irq/15-NE200008:45:500
223349940289,0cyclictest8321-21forks08:41:220
223349940193,0cyclictest0-21swapper12:13:310
223349940080,0cyclictest0-21swapper07:46:340
2233499399104,0cyclictest0-21swapper08:27:070
223349939897,0cyclictest12125-21idleruntime09:00:430
223349939693,0cyclictest3729-21runrttasks07:20:400
223349939232,0cyclictest25396-21ntp_states07:30:450
223349939228,0cyclictest31604-21chrt07:59:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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