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2026-03-06 - 19:02
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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 50 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri Mar 06, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153080,0ktimers/0147101sleep07:12:400
147119949936,0cyclictest6900-21chrt09:09:190
1514800,0ktimers/0229021sleep10:55:410
147119947146,0cyclictest23671-21apt-get07:58:180
1514670,0ktimers/0250071sleep11:09:130
1514670,0ktimers/0241631sleep11:03:080
525504660,0irq/11-sym53c8x130250irq/15-NE200008:24:500
147119946456,0cyclictest16831-21grep07:23:510
1514630,0ktimers/0222141sleep07:50:140
1514600,0ktimers/0105301sleep09:33:250
1514580,0ktimers/0148891sleep10:04:260
1471199458120,0cyclictest7764-21chrt09:14:380
1514540,0ktimers/0326511sleep11:56:100
1514540,0ktimers/0284301sleep11:31:160
1471199454109,0cyclictest0-21swapper12:03:160
1514520,0ktimers/0275451sleep11:26:310
147119945230,0cyclictest30090-21munin-run11:42:490
1514510,0ktimers/054671sleep12:31:570
147119945030,0cyclictest10225-21ssh09:31:270
147119944655,0cyclictest2569-21aten_r3power_vo12:14:160
147119944240,0cyclictest17625-21munin-run10:22:470
1514390,0ktimers/0259771sleep11:14:230
1514380,0ktimers/0309671sleep11:47:200
147119943664,0cyclictest24675-21cut08:02:590
1514350,0ktimers/085081sleep09:19:420
525504340,0irq/11-sym53c8x130250irq/15-NE200007:47:380
147119943428,0cyclictest23503-21sed07:57:470
147119943252,0cyclictest3434-21nscd10:17:390
147119943235,0cyclictest12591-21cut09:49:270
1514300,0ktimers/0160711sleep10:12:140
147119943073,0cyclictest3439-21nscd12:37:400
1471199430125,0cyclictest13698-21ssh09:57:480
525504290,0irq/11-sym53c8x130250irq/15-NE200008:44:480
1514290,0ktimers/0119541sleep09:45:330
147119942828,0cyclictest3173-21mailstats12:17:580
147119942438,0cyclictest17390-21mailstats07:27:550
147119942288,0cyclictest26600-21sed11:18:100
147119942093,0cyclictest3566-21cron11:52:380
147119942034,0cyclictest5086-21awk09:02:410
1471199419120,0cyclictest21582-21cron10:48:070
147119941828,0cyclictest15576-21timerwakeupswit07:14:350
147119941693,0cyclictest4190-21chrt12:23:090
147119941663,0cyclictest34-1kworker/0:1H+kblockd07:32:550
1471199416128,0cyclictest13807-21ssh09:58:030
147119941467,0cyclictest25934-21ntp_offset08:08:350
147119941434,0cyclictest18804-21awk10:29:440
147119941365,0cyclictest6918-21ssh12:41:160
147119941331,0cyclictest29568-21sendmail_mailtr11:37:560
147119941160,0cyclictest2043-21runrttasks08:48:130
147119941128,0cyclictest28018-21sed08:18:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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