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2025-07-15 - 03:04
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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 20 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Tue Jul 15, 2025 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152830,0ktimers/0190301sleep19:03:410
1514520,0ktimers/042801sleep22:59:270
1514290,0ktimers/0119871sleep21:04:270
1514010,0ktimers/020941sleep22:49:240
1995399392273,0cyclictest30007-21apt-get22:28:540
1513870,0ktimers/094261sleep20:53:180
526503840,0irq/11-sym53c8x130050irq/15-NE200023:18:290
1995399378300,0cyclictest24702-21tr22:04:180
1513780,0ktimers/0292351sleep19:52:160
526503720,0irq/11-sym53c8x130050irq/15-NE200020:39:310
1995399372255,0cyclictest3725-21runrttasks23:04:380
1995399372249,0cyclictest31796-21load20:04:150
1513690,0ktimers/0181431sleep00:03:410
1513640,0ktimers/0121981sleep23:34:570
1995399359252,0cyclictest26070-21sendmail-msp19:38:270
526503580,0irq/11-sym53c8x130050irq/15-NE200023:48:340
1995399357218,0cyclictest26278-21ls19:38:520
1995399354233,0cyclictest3457-21snmpd21:14:300
1995399354211,0cyclictest28904-21mailstats22:23:510
1995399353271,0cyclictest9547-21chrt23:23:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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