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2026-06-15 - 23:00
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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 376 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Mon Jun 15, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152030,0ktimers/096001sleep07:15:410
1514700,0ktimers/0233661sleep11:32:140
525504630,0irq/11-sym53c8x130250irq/15-NE200010:48:410
1514610,0ktimers/0223451sleep11:24:080
525504320,0irq/11-sym53c8x130250irq/15-NE200011:44:020
1514320,0ktimers/0211131sleep11:16:190
971099430104,0cyclictest0-21swapper09:28:500
1514230,0ktimers/058751sleep09:38:320
971099422108,0cyclictest48-21kswapd012:27:120
971099421122,0cyclictest0-21swapper08:57:020
971099418116,0cyclictest9707-21cyclictest10:32:130
971099418102,0cyclictest17071-21munin-node10:52:390
1514150,0ktimers/0228911sleep08:18:280
1514150,0ktimers/0184431chrt07:58:160
971099413129,0cyclictest0-21swapper12:32:570
971099412111,0cyclictest15329-21munin-run10:42:130
97109940396,0cyclictest10942-21latency_hist07:22:210
97109940194,0cyclictest11861-21sendmail-mta09:57:270
971099401116,0cyclictest31630-21cron12:22:040
971099397137,0cyclictest0-21swapper08:08:150
971099397106,0cyclictest10486-21munin-node10:14:240
97109939686,0cyclictest3729-21runrttasks10:12:020
525503950,0irq/11-sym53c8x130250irq/15-NE200010:22:080
1513950,0ktimers/042711sleep09:25:290
971099393124,0cyclictest14954-21sed07:42:500
97109939229,0cyclictest21378-21ssh11:17:540
971099392100,0cyclictest9174-21apt-get10:02:550
525503920,0irq/11-sym53c8x130250irq/15-NE200009:37:170
525503900,0irq/11-sym53c8x130250irq/15-NE200012:12:580
525503900,0irq/11-sym53c8x130250irq/15-NE200009:47:290
97109938676,0cyclictest8007-21ssh09:54:180
97109938632,0cyclictest0-21swapper08:14:140
971099385131,0cyclictest16028-21chrt07:47:390
971099384131,0cyclictest0-21swapper07:28:080
971099384115,0cyclictest0-21swapper10:47:010
971099383100,0cyclictest2827-21diskmemload12:03:190
1513830,0ktimers/0281351sleep08:43:120
97109938229,0cyclictest5829-21kworker/u4:3+rpciod11:40:310
97109938133,0cyclictest16864-21cron07:52:120
525503800,0irq/11-sym53c8x130250irq/15-NE200009:00:190
97109937999,0cyclictest0-21swapper09:02:360
1513790,0ktimers/063541sleep09:42:260
97109937732,0cyclictest2827-21diskmemload12:09:390
971099376119,0cyclictest13809-21df10:33:230
971099376113,0cyclictest24510-21chrt08:27:120
97109937533,0cyclictest3729-21runrttasks09:13:550
97109937532,0cyclictest1226-21awk09:08:260
97109937431,0cyclictest24264-21ssh11:37:110
97109937330,0cyclictest2391-21sshd12:45:270
97109937329,0cyclictest2827-21diskmemload11:49:110
97109937232,0cyclictest0-21swapper12:37:430
97109937095,0cyclictest9797-21munin-node07:17:330
97109936975,0cyclictest0-21swapper11:01:460
971099368110,0cyclictest0-21swapper10:26:570
971099366111,0cyclictest0-21swapper11:58:280
971099366108,0cyclictest24769-21munin-node08:27:570
1513660,0ktimers/0142271sleep07:38:340
971099365106,0cyclictest0-21swapper09:21:310
97109936432,0cyclictest18980-21ssh11:02:580
971099364113,0cyclictest0-21swapper12:28:170
97109936233,0cyclictest26846-21sshd11:52:260
971099361130,0cyclictest29029-21apt-get08:47:520
97109936086,0cyclictest27536-21runrttasks08:39:220
971099359130,0cyclictest0-21swapper08:02:510
97109935570,0cyclictest20263-21apt-get11:12:060
97109935130,0cyclictest26129-21uname08:33:260
97109934972,0cyclictest0-21swapper07:32:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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