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2026-08-28 - 20:20
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot2.osadl.org (updated Fri Aug 28, 2026 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1768924040,0sleep017219-1kworker/u3:207:06:490
180189910154,0cyclictest0-21swapper12:25:080
18018999858,0cyclictest0-21swapper08:14:280
2707229720,0sleep027091-21awk09:09:100
18018999361,0cyclictest0-21swapper10:49:570
18018999260,0cyclictest0-21swapper12:30:110
7350910,0irq/45-4a10000031814-1kworker/u3:211:04:310
18018999159,0cyclictest0-21swapper08:25:190
18018999158,0cyclictest0-21swapper07:29:230
18018999056,0cyclictest0-21swapper11:45:110
7350890,0irq/45-4a10000020772-21fschecks_time11:59:490
7350890,0irq/45-4a10000013809-21df_inode11:39:410
18018998958,0cyclictest0-21swapper11:10:010
18018998958,0cyclictest0-21swapper10:05:090
18018998955,0cyclictest0-21swapper09:45:100
7350880,0irq/45-4a10000031706-1kworker/u3:009:21:570
18018998867,0cyclictest0-21swapper09:14:380
18018998855,0cyclictest0-21swapper09:35:060
18018998855,0cyclictest0-21swapper08:55:090
18018998855,0cyclictest0-21swapper08:04:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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