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2025-12-07 - 15:00
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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 Sun Dec 07, 2025 12:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151150390,0ktimers/030231sleep06:52:280
32889944897,0cyclictest5520-21wc07:07:340
328899447120,0cyclictest0-21swapper09:32:220
1514470,0ktimers/0326441sleep11:47:360
328899441133,0cyclictest0-21swapper07:18:400
328899438131,0cyclictest0-21swapper11:32:330
328899438121,0cyclictest0-21swapper09:03:340
1514370,0ktimers/085851sleep09:52:270
328899435118,0cyclictest0-21swapper08:01:380
328899433116,0cyclictest0-21swapper09:56:460
1514320,0ktimers/0257241sleep08:41:340
328899429128,0cyclictest20539-21cron10:51:200
328899429125,0cyclictest0-21swapper08:11:540
328899427131,0cyclictest0-21swapper09:16:580
1514270,0ktimers/0182481sleep10:37:140
328899425122,0cyclictest0-21swapper12:18:320
328899425118,0cyclictest0-21swapper08:25:580
1514130,0ktimers/0195521sleep10:42:420
328899412118,0cyclictest8446-21munin-run12:26:230
328899409122,0cyclictest0-21swapper07:47:550
32889940798,0cyclictest0-21swapper08:41:450
328899405123,0cyclictest0-21swapper07:01:510
328899405110,0cyclictest0-21swapper10:31:040
328899402111,0cyclictest0-21swapper10:20:500
328899397123,0cyclictest0-21swapper08:16:510
328899397117,0cyclictest0-21swapper08:48:120
32889939431,0cyclictest32170-21apt11:46:220
328899392126,0cyclictest0-21swapper11:36:520
32889939194,0cyclictest18611-21awk08:07:440
32889939188,0cyclictest10820-21aten_r3power_vo07:32:200
328899391122,0cyclictest0-21swapper09:21:510
328899390119,0cyclictest23564-21munin-node11:06:420
328899390116,0cyclictest1654-21snmpd11:28:510
32889938835,0cyclictest7146-21ls09:46:320
328899381130,0cyclictest0-21swapper10:23:060
1513810,0ktimers/0263831sleep11:18:000
328899361139,0cyclictest0-21swapper08:58:040
32889935582,0cyclictest3285-21cyclictest07:36:520
328899355115,0cyclictest0-21swapper12:08:190
1513540,0ktimers/0227371sleep11:01:270
1513510,0ktimers/050271sleep09:36:370
328899350114,0cyclictest3391-21sendmail_mailtr06:56:350
1513500,0ktimers/058551sleep12:12:580
32889934998,0cyclictest16390-21nfs_client07:57:410
328899343108,0cyclictest0-21swapper10:31:320
32889934286,0cyclictest12629-21munin-node10:11:350
328899341111,0cyclictest0-21swapper08:27:010
328899336121,0cyclictest0-21swapper12:01:550
32889933587,0cyclictest3285-21cyclictest10:06:280
328899335133,0cyclictest0-21swapper07:11:540
527503330,0irq/11-sym53c8x130150irq/15-NE200009:13:050
328899331115,0cyclictest0-21swapper08:56:140
32889932396,0cyclictest0-21swapper07:28:240
32889926989,0cyclictest20-21rcuc/010:51:350
527502490,0irq/11-sym53c8x130150irq/15-NE200011:01:320
1512450,0ktimers/0272591sleep11:22:380
32889924177,0cyclictest0-21swapper07:41:380
12338123655,0sleep151ktimers/010:08:250
328899235127,0cyclictest0-21swapper09:49:460
1301502300,0irq/15-NE200052750irq/11-sym53c8xx11:16:230
328899226144,0cyclictest3180-21switchtime09:27:330
328899226104,0cyclictest31888-21cron09:11:210
32889922544,0cyclictest15043-21munin-node07:51:520
328899220109,0cyclictest0-21swapper11:57:160
32889921289,0cyclictest9374-21cron07:26:220
32889921191,0cyclictest24315-21runrttasks08:33:060
328899206115,0cyclictest893-21jbd2/sda1-811:56:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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