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2025-09-04 - 06:39
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 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 50 highest latencies:
System rack8slot7.osadl.org (updated Thu Sep 04, 2025 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1795992626,0cyclictest20712-21fwupd23:51:122
1795991818,0cyclictest60250irq/125-lan23:06:342
1795991817,1cyclictest60250irq/125-lan23:20:142
1795991817,1cyclictest60250irq/125-lan22:15:222
1795991817,1cyclictest60250irq/125-lan22:05:132
1795991817,1cyclictest60250irq/125-lan20:50:152
1795991717,0cyclictest60250irq/125-lan21:09:342
1795991717,0cyclictest60250irq/125-lan00:30:222
1795991717,0cyclictest60250irq/125-lan00:00:162
1795991716,1cyclictest60250irq/125-lan21:30:152
1795991716,1cyclictest60250irq/125-lan20:45:172
1795991716,1cyclictest60250irq/125-lan20:05:172
1795991716,1cyclictest60250irq/125-lan19:32:272
1795991716,1cyclictest60250irq/125-lan00:20:192
1795991716,1cyclictest60250irq/125-lan00:05:212
1795991715,1cyclictest60250irq/125-lan19:40:172
1795991616,0cyclictest60250irq/125-lan23:42:002
1795991616,0cyclictest60250irq/125-lan23:25:392
1795991616,0cyclictest60250irq/125-lan22:50:122
1795991616,0cyclictest60250irq/125-lan21:45:152
1795991616,0cyclictest60250irq/125-lan21:44:342
1795991616,0cyclictest60250irq/125-lan21:14:342
1795991616,0cyclictest60250irq/125-lan20:33:182
1795991616,0cyclictest60250irq/125-lan19:55:112
1795991616,0cyclictest60250irq/125-lan19:48:582
1795991615,1cyclictest60250irq/125-lan23:55:122
1795991615,1cyclictest60250irq/125-lan22:00:172
1795991615,1cyclictest60250irq/125-lan21:55:112
1795991615,1cyclictest60250irq/125-lan21:25:222
1795991615,1cyclictest60250irq/125-lan20:35:152
1795991615,1cyclictest60250irq/125-lan19:50:182
1795991615,1cyclictest60250irq/125-lan19:35:252
1795991615,1cyclictest60250irq/125-lan19:28:332
1795991615,1cyclictest60250irq/125-lan00:25:312
1799991515,0cyclictest329-21hwrng22:16:273
1799991515,0cyclictest329-21hwrng19:27:303
1795991515,0cyclictest60250irq/125-lan23:30:112
1795991515,0cyclictest60250irq/125-lan22:55:142
1795991515,0cyclictest60250irq/125-lan22:20:142
1795991515,0cyclictest60250irq/125-lan20:22:332
1795991515,0cyclictest60250irq/125-lan00:13:132
1795991514,1cyclictest60250irq/125-lan23:15:172
1795991514,1cyclictest60250irq/125-lan22:25:132
1795991514,1cyclictest60250irq/125-lan22:25:132
1799991414,0cyclictest329-21hwrng23:17:543
1799991414,0cyclictest329-21hwrng22:43:053
1799991414,0cyclictest329-21hwrng22:36:563
1799991414,0cyclictest329-21hwrng22:30:483
1799991414,0cyclictest329-21hwrng22:25:403
1799991414,0cyclictest329-21hwrng22:25:403
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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