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2026-06-18 - 13:50
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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 Jun 18, 2026 00:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1185523750,5sleep225-21ksoftirqd/222:25:292
1149623330,1sleep17981-21kworker/u8:722:25:191
2888823210,2sleep20-21swapper/223:04:162
2512123190,2sleep124837-21kworker/u8:020:20:131
1945723180,2sleep10-21swapper/123:54:211
660823160,2sleep10-21swapper/121:00:361
2570923120,1sleep224837-21kworker/u8:020:20:302
3270023080,2sleep10-21swapper/120:41:441
730923060,2sleep25684-21kworker/u8:222:15:322
2047422990,2sleep120463-21ssh23:55:261
865622970,1sleep17172-21kworker/u8:1721:05:381
682722970,2sleep10-21swapper/123:25:261
2435022940,2sleep10-21swapper/121:41:171
1564422940,2sleep10-21swapper/119:50:281
1544822940,1sleep114889-21kworker/u8:322:35:001
2354722930,2sleep223537-21ssh21:40:222
2884022920,7sleep2241rcuc/221:51:032
1406622920,1sleep111345-21kworker/u8:1819:45:291
1725322890,3sleep117247-21sed19:55:261
1725322890,3sleep117247-21sed19:55:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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