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2026-06-12 - 13:37
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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 Fri Jun 12, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152480,0ktimers/0122551sleep19:14:120
525504620,0irq/11-sym53c8x130250irq/15-NE200019:32:270
1514580,0ktimers/0173551sleep22:47:130
1514480,0ktimers/0132081sleep22:22:390
1514390,0ktimers/0175411sleep19:43:260
525504350,0irq/11-sym53c8x130250irq/15-NE200020:17:020
1302504300,0irq/15-NE200052550irq/11-sym53c8xx20:47:020
525504210,0irq/11-sym53c8x130250irq/15-NE200000:07:040
1514180,0ktimers/0144271sleep22:31:020
1514170,0ktimers/0325451sleep21:02:000
525504110,0irq/11-sym53c8x130250irq/15-NE200022:32:430
525504090,0irq/11-sym53c8x130250irq/15-NE200023:18:550
1514090,0ktimers/0120241sleep22:16:540
1514050,0ktimers/030391chrt00:37:490
525503990,0irq/11-sym53c8x130250irq/15-NE200023:56:460
1513980,0ktimers/028281sleep21:17:220
525503920,0irq/11-sym53c8x130250irq/15-NE200023:59:070
1513890,0ktimers/0160211sleep19:37:250
1302503880,0irq/15-NE200052550irq/11-sym53c8xx19:50:120
525503850,0irq/11-sym53c8x130250irq/15-NE200022:57:040
1513800,0ktimers/027741chrt00:36:540
1244499377189,0cyclictest20120-21awk19:58:120
525503730,0irq/11-sym53c8x130250irq/15-NE200023:46:450
1513730,0ktimers/0147181sleep19:28:130
525503720,0irq/11-sym53c8x130250irq/15-NE200021:32:200
525503660,0irq/11-sym53c8x130250irq/15-NE200022:37:250
1513610,0ktimers/0175371sleep22:48:100
1513560,0ktimers/0233421sleep23:22:250
525503530,0irq/11-sym53c8x130250irq/15-NE200020:12:040
1244499351148,0cyclictest21325-21chrt20:05:050
1244499348182,0cyclictest9559-21chrt22:01:590
1244499347186,0cyclictest13584-21start-stop-daem19:22:010
1244499347147,0cyclictest3460-21snmpd23:35:140
1302503460,0irq/15-NE200052550irq/11-sym53c8xx23:52:040
1244499342186,0cyclictest34-1kworker/0:1H+kblockd21:16:530
1244499341151,0cyclictest5847-21kworker/u4:3+rpciod21:37:300
525503400,0irq/11-sym53c8x130250irq/15-NE200022:57:120
1244499339193,0cyclictest28222-21nfs_client20:38:120
1244499338202,0cyclictest31721-21irqstats00:12:270
1244499338156,0cyclictest10276-21kworker/u4:3+xprtiod23:27:200
1244499337189,0cyclictest27671-21latency_hist20:36:530
1244499336198,0cyclictest32748-21ntpq21:02:240
1244499334104,0cyclictest5118-21ssh21:30:570
1244499333202,0cyclictest4094-21df_inode21:23:470
1244499332135,0cyclictest3729-21runrttasks22:06:410
1244499331194,0cyclictest894-21jbd2/sda1-823:07:220
1244499331186,0cyclictest1845-21munin-run00:31:550
1244499329179,0cyclictest19252-21nfs_client19:53:130
1244499327173,0cyclictest22257-21ssh23:17:020
1244499326169,0cyclictest31532-21munin-run00:11:590
1244499325198,0cyclictest31137-21nfs_client20:53:140
1244499325194,0cyclictest25435-21chrt20:25:560
1244499323186,0cyclictest26030-21cut20:28:210
1244499323160,0cyclictest3896-21aten_r3power_cu00:42:220
525503220,0irq/11-sym53c8x130250irq/15-NE200021:07:340
1244499322158,0cyclictest21643-21awk20:07:210
1244499321160,0cyclictest600-21sh00:21:540
1244499321157,0cyclictest8607-21ssh21:56:450
1244499319204,0cyclictest3460-21snmpd23:03:290
1244499318160,0cyclictest12766-21sh22:19:570
1244499315153,0cyclictest8038-21chrt21:52:010
1244499315152,0cyclictest839-21sshd00:23:170
1244499314156,0cyclictest11167-21munin-node22:12:050
1244499312157,0cyclictest26553-21ssh23:41:460
525503110,0irq/11-sym53c8x130250irq/15-NE200020:48:220
1244499311121,0cyclictest7196-21ssh21:45:010
1244499310151,0cyclictest13722-21ntpq19:22:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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