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2026-09-22 - 08:27
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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 Tue Sep 22, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2502924212,22sleep00-21swapper/019:02:510
25332993828,9cyclictest246650irq/16-enp2s0f000:14:110
252022389,8sleep10-21swapper/119:04:401
25332993731,5cyclictest246650irq/16-enp2s0f022:21:300
25333993534,0cyclictest168750irq/16-i91522:19:391
25332993534,0cyclictest190650irq/16-nvkm19:50:370
25332993533,1cyclictest246650irq/16-enp2s0f023:52:360
25333993434,0cyclictest168750irq/16-i91522:59:251
25333993434,0cyclictest168750irq/16-i91519:42:071
25333993432,1cyclictest168750irq/16-i91523:36:061
25333993432,1cyclictest168750irq/16-i91522:00:411
25332993434,0cyclictest246650irq/16-enp2s0f023:19:340
25332993433,0cyclictest246650irq/16-enp2s0f023:50:050
25332993433,0cyclictest246650irq/16-enp2s0f023:37:400
25332993433,0cyclictest246650irq/16-enp2s0f022:18:100
25332993433,0cyclictest246650irq/16-enp2s0f022:05:220
25332993433,0cyclictest246650irq/16-enp2s0f021:53:560
25332993433,0cyclictest246650irq/16-enp2s0f021:46:580
25332993433,0cyclictest246650irq/16-enp2s0f021:36:180
25332993433,0cyclictest246650irq/16-enp2s0f021:36:180
25332993433,0cyclictest246650irq/16-enp2s0f021:10:360
25332993433,0cyclictest246650irq/16-enp2s0f021:09:500
25332993433,0cyclictest246650irq/16-enp2s0f020:49:000
25332993432,1cyclictest246650irq/16-enp2s0f021:30:450
25333993333,0cyclictest168750irq/16-i91519:39:341
25333993332,0cyclictest246650irq/16-enp2s0f021:54:041
25333993332,0cyclictest246650irq/16-enp2s0f021:02:291
25333993332,0cyclictest246650irq/16-enp2s0f020:44:391
25333993332,0cyclictest246650irq/16-enp2s0f019:55:281
25333993332,0cyclictest246650irq/16-enp2s0f000:32:311
25333993332,0cyclictest168750irq/16-i91523:50:161
25333993332,0cyclictest168750irq/16-i91523:22:311
25333993332,0cyclictest168750irq/16-i91523:01:181
25333993332,0cyclictest168750irq/16-i91522:47:501
25333993332,0cyclictest168750irq/16-i91522:43:321
25333993332,0cyclictest168750irq/16-i91522:37:221
25333993332,0cyclictest168750irq/16-i91522:23:231
25333993332,0cyclictest168750irq/16-i91522:11:111
25333993332,0cyclictest168750irq/16-i91521:55:561
25333993332,0cyclictest168750irq/16-i91521:29:001
25333993332,0cyclictest168750irq/16-i91521:20:331
25333993332,0cyclictest168750irq/16-i91521:08:581
25333993332,0cyclictest168750irq/16-i91520:55:561
25333993332,0cyclictest168750irq/16-i91520:53:081
25333993332,0cyclictest168750irq/16-i91520:50:241
25333993332,0cyclictest168750irq/16-i91520:36:141
25333993332,0cyclictest168750irq/16-i91520:02:411
25333993332,0cyclictest168750irq/16-i91519:50:101
25333993332,0cyclictest168750irq/16-i91519:32:111
25333993332,0cyclictest168750irq/16-i91519:26:391
25333993332,0cyclictest168750irq/16-i91519:25:231
25333993332,0cyclictest168750irq/16-i91519:17:181
25333993332,0cyclictest168750irq/16-i91519:12:591
25333993332,0cyclictest168750irq/16-i91500:27:141
25333993332,0cyclictest168750irq/16-i91500:23:001
25333993332,0cyclictest168750irq/16-i91500:13:271
25333993332,0cyclictest168750irq/16-i91500:04:151
25333993331,1cyclictest246650irq/16-enp2s0f022:35:241
25333993331,1cyclictest168750irq/16-i91521:41:541
25333993331,1cyclictest168750irq/16-i91521:15:411
25333993331,1cyclictest168750irq/16-i91500:16:131
25333993331,1cyclictest168750irq/16-i91500:06:221
25332993333,0cyclictest246650irq/16-enp2s0f023:40:360
25332993333,0cyclictest246650irq/16-enp2s0f023:02:150
25332993333,0cyclictest246650irq/16-enp2s0f020:07:460
25332993333,0cyclictest246650irq/16-enp2s0f000:15:450
25332993333,0cyclictest246650irq/16-enp2s0f000:05:550
25332993332,0cyclictest246650irq/16-enp2s0f023:55:510
25332993332,0cyclictest246650irq/16-enp2s0f023:10:360
25332993332,0cyclictest246650irq/16-enp2s0f023:07:320
25332993332,0cyclictest246650irq/16-enp2s0f022:56:480
25332993332,0cyclictest246650irq/16-enp2s0f022:50:440
25332993332,0cyclictest246650irq/16-enp2s0f022:40:350
25332993332,0cyclictest246650irq/16-enp2s0f022:35:560
25332993332,0cyclictest246650irq/16-enp2s0f022:05:440
25332993332,0cyclictest246650irq/16-enp2s0f021:55:490
25332993332,0cyclictest246650irq/16-enp2s0f021:21:220
25332993332,0cyclictest246650irq/16-enp2s0f021:00:260
25332993332,0cyclictest246650irq/16-enp2s0f020:54:400
25332993332,0cyclictest246650irq/16-enp2s0f020:30:350
25332993332,0cyclictest246650irq/16-enp2s0f020:25:510
25332993332,0cyclictest246650irq/16-enp2s0f020:21:590
25332993332,0cyclictest246650irq/16-enp2s0f020:15:260
25332993332,0cyclictest246650irq/16-enp2s0f020:10:320
25332993332,0cyclictest246650irq/16-enp2s0f020:00:300
25332993332,0cyclictest246650irq/16-enp2s0f019:55:280
25332993332,0cyclictest246650irq/16-enp2s0f019:45:380
25332993332,0cyclictest246650irq/16-enp2s0f019:41:420
25332993332,0cyclictest246650irq/16-enp2s0f019:10:400
25332993332,0cyclictest246650irq/16-enp2s0f000:25:450
25332993332,0cyclictest246650irq/16-enp2s0f000:20:250
25332993331,1cyclictest246650irq/16-enp2s0f022:30:550
25332993331,1cyclictest246650irq/16-enp2s0f019:32:110
25333993232,0cyclictest168750irq/16-i91523:10:521
25333993231,0cyclictest246650irq/16-enp2s0f023:43:341
25333993231,0cyclictest190650irq/16-nvkm23:32:321
25333993231,0cyclictest168750irq/16-i91523:55:251
25333993231,0cyclictest168750irq/16-i91523:51:221
25333993231,0cyclictest168750irq/16-i91523:25:361
25333993231,0cyclictest168750irq/16-i91523:25:361
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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