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2026-05-22 - 11:36
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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
Characteristics of the 100 highest latencies:
System rack6slot2.osadl.org (updated Fri May 22, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
303522458,8sleep00-21swapper/019:03:020
305642448,10sleep10-21swapper/119:05:151
30869993432,1cyclictest168750irq/16-i91521:28:561
30869993432,1cyclictest168750irq/16-i91520:57:581
30869993432,1cyclictest168750irq/16-i91520:52:571
30869993432,1cyclictest168750irq/16-i91519:29:421
30868993434,0cyclictest246650irq/16-enp2s0f019:19:370
30868993434,0cyclictest246650irq/16-enp2s0f000:00:360
30868993433,0cyclictest246650irq/16-enp2s0f021:29:180
30868993433,0cyclictest246650irq/16-enp2s0f020:38:580
30868993432,1cyclictest246650irq/16-enp2s0f020:50:570
30869993332,0cyclictest246650irq/16-enp2s0f023:49:441
30869993332,0cyclictest246650irq/16-enp2s0f023:38:361
30869993332,0cyclictest246650irq/16-enp2s0f023:31:371
30869993332,0cyclictest246650irq/16-enp2s0f022:12:131
30869993332,0cyclictest246650irq/16-enp2s0f019:36:121
30869993332,0cyclictest246650irq/16-enp2s0f000:36:081
30869993332,0cyclictest246650irq/16-enp2s0f000:25:001
30869993332,0cyclictest168750irq/16-i91523:58:041
30869993332,0cyclictest168750irq/16-i91523:53:391
30869993332,0cyclictest168750irq/16-i91523:09:111
30869993332,0cyclictest168750irq/16-i91523:04:521
30869993332,0cyclictest168750irq/16-i91522:43:351
30869993332,0cyclictest168750irq/16-i91522:33:361
30869993332,0cyclictest168750irq/16-i91522:29:301
30869993332,0cyclictest168750irq/16-i91522:23:131
30869993332,0cyclictest168750irq/16-i91522:18:121
30869993332,0cyclictest168750irq/16-i91521:58:081
30869993332,0cyclictest168750irq/16-i91521:48:581
30869993332,0cyclictest168750irq/16-i91521:38:001
30869993332,0cyclictest168750irq/16-i91521:24:061
30869993332,0cyclictest168750irq/16-i91521:13:361
30869993332,0cyclictest168750irq/16-i91520:48:351
30869993332,0cyclictest168750irq/16-i91520:28:431
30869993332,0cyclictest168750irq/16-i91520:25:341
30869993332,0cyclictest168750irq/16-i91520:14:561
30869993332,0cyclictest168750irq/16-i91520:04:461
30869993332,0cyclictest168750irq/16-i91519:58:311
30869993332,0cyclictest168750irq/16-i91519:52:551
30869993332,0cyclictest168750irq/16-i91519:48:141
30869993332,0cyclictest168750irq/16-i91519:46:361
30869993332,0cyclictest168750irq/16-i91519:42:451
30869993332,0cyclictest168750irq/16-i91519:25:171
30869993332,0cyclictest168750irq/16-i91519:14:251
30869993332,0cyclictest168750irq/16-i91519:08:321
30869993332,0cyclictest168750irq/16-i91500:29:311
30869993332,0cyclictest168750irq/16-i91500:10:061
30869993332,0cyclictest168750irq/16-i91500:05:191
30869993331,1cyclictest168750irq/16-i91522:48:181
30869993331,1cyclictest168750irq/16-i91520:43:461
30869993331,1cyclictest168750irq/16-i91500:20:311
30868993332,1cyclictest246650irq/16-enp2s0f022:06:490
30868993332,0cyclictest246650irq/16-enp2s0f023:51:520
30868993332,0cyclictest246650irq/16-enp2s0f023:42:530
30868993332,0cyclictest246650irq/16-enp2s0f023:39:170
30868993332,0cyclictest246650irq/16-enp2s0f023:03:260
30868993332,0cyclictest246650irq/16-enp2s0f022:52:510
30868993332,0cyclictest246650irq/16-enp2s0f022:46:240
30868993332,0cyclictest246650irq/16-enp2s0f022:33:530
30868993332,0cyclictest246650irq/16-enp2s0f022:28:140
30868993332,0cyclictest246650irq/16-enp2s0f022:18:120
30868993332,0cyclictest246650irq/16-enp2s0f022:12:430
30868993332,0cyclictest246650irq/16-enp2s0f021:58:080
30868993332,0cyclictest246650irq/16-enp2s0f021:38:230
30868993332,0cyclictest246650irq/16-enp2s0f021:35:290
30868993332,0cyclictest246650irq/16-enp2s0f021:22:560
30868993332,0cyclictest246650irq/16-enp2s0f021:17:490
30868993332,0cyclictest246650irq/16-enp2s0f020:58:360
30868993332,0cyclictest246650irq/16-enp2s0f020:43:490
30868993332,0cyclictest246650irq/16-enp2s0f020:27:530
30868993332,0cyclictest246650irq/16-enp2s0f020:08:040
30868993332,0cyclictest246650irq/16-enp2s0f019:46:060
30868993332,0cyclictest246650irq/16-enp2s0f019:39:540
30868993332,0cyclictest246650irq/16-enp2s0f019:08:000
30868993332,0cyclictest246650irq/16-enp2s0f000:34:460
30868993332,0cyclictest246650irq/16-enp2s0f000:28:000
30868993332,0cyclictest246650irq/16-enp2s0f000:03:380
30868993332,0cyclictest168750irq/16-i91520:34:520
30868993332,0cyclictest168750irq/16-i91520:34:520
30868993331,1cyclictest246650irq/16-enp2s0f022:59:500
30868993331,1cyclictest246650irq/16-enp2s0f022:13:110
30868993331,1cyclictest246650irq/16-enp2s0f021:12:430
30868993331,1cyclictest246650irq/16-enp2s0f020:26:030
30869993232,0cyclictest168750irq/16-i91522:03:141
30869993232,0cyclictest168750irq/16-i91519:18:011
30869993231,0cyclictest246650irq/16-enp2s0f021:17:571
30869993231,0cyclictest246650irq/16-enp2s0f020:20:561
30869993231,0cyclictest246650irq/16-enp2s0f000:13:221
30869993231,0cyclictest168750irq/16-i91523:45:421
30869993231,0cyclictest168750irq/16-i91523:33:341
30869993231,0cyclictest168750irq/16-i91523:23:251
30869993231,0cyclictest168750irq/16-i91523:18:171
30869993231,0cyclictest168750irq/16-i91523:17:321
30869993231,0cyclictest168750irq/16-i91522:58:051
30869993231,0cyclictest168750irq/16-i91522:53:001
30869993231,0cyclictest168750irq/16-i91522:38:151
30869993231,0cyclictest168750irq/16-i91522:13:041
30869993231,0cyclictest168750irq/16-i91521:44:141
30869993231,0cyclictest168750irq/16-i91521:33:531
30869993231,0cyclictest168750irq/16-i91521:07:531
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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