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2026-01-01 - 22:30
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackfslot4.osadl.org (updated Thu Jan 01, 2026 12:45:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2261123710,1sleep221491-21kworker/u8:511:15:112
927623700,1sleep15550-21kworker/u8:509:45:241
927723600,2sleep20-21swapper/209:45:252
142623360,3sleep11425-21ssh10:32:291
3273023190,2sleep20-21swapper/212:39:042
2214823090,2sleep10-21swapper/110:10:201
2537423060,2sleep225372-21ssh11:20:162
98323000,2sleep10-21swapper/108:08:571
98323000,2sleep10-21swapper/108:08:561
638822990,3sleep26382-21ssh11:45:292
1150322990,4sleep111496-21ntpq11:55:331
3149322980,2sleep10-21swapper/108:03:091
222822960,8sleep119-21ksoftirqd/108:10:341
1342022960,3sleep16468-21kworker/u8:1210:55:401
1342022960,3sleep16468-21kworker/u8:1210:55:401
403922930,2sleep10-21swapper/108:15:321
2451622910,3sleep124498-21apt-get07:45:211
2451622910,3sleep124498-21apt-get07:45:211
2002322900,2sleep20-21swapper/207:31:372
2002322900,2sleep20-21swapper/207:31:372
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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