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2026-05-09 - 03:50
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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 Sat May 09, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
256132438,8sleep00-21swapper/019:05:140
25942993635,0cyclictest168750irq/16-i91520:30:291
25942993433,0cyclictest168750irq/16-i91522:01:411
25942993433,0cyclictest168750irq/16-i91519:45:461
25942993433,0cyclictest168750irq/16-i91519:26:501
25942993433,0cyclictest168750irq/16-i91500:21:501
25942993433,0cyclictest168750irq/16-i91500:00:151
25942993432,1cyclictest168750irq/16-i91522:27:581
25941993433,0cyclictest246650irq/16-enp2s0f022:03:200
25941993433,0cyclictest246650irq/16-enp2s0f019:19:380
25941993432,1cyclictest246650irq/16-enp2s0f022:38:030
25941993432,1cyclictest246650irq/16-enp2s0f020:05:450
25942993333,0cyclictest168750irq/16-i91521:45:541
25942993332,0cyclictest246650irq/16-enp2s0f023:53:421
25942993332,0cyclictest246650irq/16-enp2s0f023:27:161
25942993332,0cyclictest246650irq/16-enp2s0f022:08:071
25942993332,0cyclictest246650irq/16-enp2s0f020:58:151
25942993332,0cyclictest246650irq/16-enp2s0f019:31:071
25942993332,0cyclictest168750irq/16-i91523:29:291
25942993332,0cyclictest168750irq/16-i91523:18:371
25942993332,0cyclictest168750irq/16-i91523:14:351
25942993332,0cyclictest168750irq/16-i91523:04:231
25942993332,0cyclictest168750irq/16-i91522:37:041
25942993332,0cyclictest168750irq/16-i91522:17:561
25942993332,0cyclictest168750irq/16-i91521:09:031
25942993332,0cyclictest168750irq/16-i91520:41:401
25942993332,0cyclictest168750irq/16-i91520:25:521
25942993332,0cyclictest168750irq/16-i91520:04:541
25942993332,0cyclictest168750irq/16-i91519:59:021
25942993332,0cyclictest168750irq/16-i91519:54:191
25942993332,0cyclictest168750irq/16-i91500:28:041
25942993332,0cyclictest168750irq/16-i91500:12:041
25942993331,1cyclictest168750irq/16-i91523:08:051
25942993331,1cyclictest168750irq/16-i91519:34:001
25941993333,0cyclictest246650irq/16-enp2s0f023:04:440
25941993333,0cyclictest246650irq/16-enp2s0f021:56:390
25941993333,0cyclictest246650irq/16-enp2s0f021:29:390
25941993333,0cyclictest246650irq/16-enp2s0f020:36:010
25941993332,1cyclictest246650irq/16-enp2s0f023:40:070
25941993332,0cyclictest246650irq/16-enp2s0f023:50:560
25941993332,0cyclictest246650irq/16-enp2s0f023:34:550
25941993332,0cyclictest246650irq/16-enp2s0f023:23:120
25941993332,0cyclictest246650irq/16-enp2s0f023:18:250
25941993332,0cyclictest246650irq/16-enp2s0f023:11:110
25941993332,0cyclictest246650irq/16-enp2s0f022:58:040
25941993332,0cyclictest246650irq/16-enp2s0f022:54:000
25941993332,0cyclictest246650irq/16-enp2s0f022:49:570
25941993332,0cyclictest246650irq/16-enp2s0f022:43:010
25941993332,0cyclictest246650irq/16-enp2s0f022:29:250
25941993332,0cyclictest246650irq/16-enp2s0f022:08:550
25941993332,0cyclictest246650irq/16-enp2s0f021:49:520
25941993332,0cyclictest246650irq/16-enp2s0f021:07:470
25941993332,0cyclictest246650irq/16-enp2s0f020:57:330
25941993332,0cyclictest246650irq/16-enp2s0f020:46:260
25941993332,0cyclictest246650irq/16-enp2s0f020:38:190
25941993332,0cyclictest246650irq/16-enp2s0f020:28:090
25941993332,0cyclictest246650irq/16-enp2s0f020:13:080
25941993332,0cyclictest246650irq/16-enp2s0f019:50:010
25941993332,0cyclictest246650irq/16-enp2s0f019:42:490
25941993332,0cyclictest246650irq/16-enp2s0f019:13:200
25941993332,0cyclictest246650irq/16-enp2s0f019:08:380
25941993332,0cyclictest246650irq/16-enp2s0f000:33:220
25941993332,0cyclictest246650irq/16-enp2s0f000:23:090
25941993332,0cyclictest246650irq/16-enp2s0f000:18:320
25941993332,0cyclictest246650irq/16-enp2s0f000:08:080
25941993332,0cyclictest246650irq/16-enp2s0f000:04:160
25941993332,0cyclictest168750irq/16-i91522:14:350
25941993332,0cyclictest168750irq/16-i91521:35:040
25941993332,0cyclictest168750irq/16-i91500:30:200
25941993331,1cyclictest246650irq/16-enp2s0f019:59:260
25941993331,1cyclictest246650irq/16-enp2s0f019:43:390
255612338,18sleep10-21swapper/119:04:431
25942993232,0cyclictest246650irq/16-enp2s0f022:18:141
25942993232,0cyclictest246650irq/16-enp2s0f019:09:271
25942993232,0cyclictest168750irq/16-i91522:58:301
25942993232,0cyclictest168750irq/16-i91522:48:021
25942993232,0cyclictest168750irq/16-i91521:30:381
25942993232,0cyclictest168750irq/16-i91521:14:201
25942993232,0cyclictest168750irq/16-i91519:13:231
25942993231,0cyclictest246650irq/16-enp2s0f021:23:141
25942993231,0cyclictest246650irq/16-enp2s0f020:48:131
25942993231,0cyclictest246650irq/16-enp2s0f020:13:051
25942993231,0cyclictest168750irq/16-i91523:51:061
25942993231,0cyclictest168750irq/16-i91523:43:121
25942993231,0cyclictest168750irq/16-i91523:38:051
25942993231,0cyclictest168750irq/16-i91523:33:391
25942993231,0cyclictest168750irq/16-i91522:54:111
25942993231,0cyclictest168750irq/16-i91522:49:571
25942993231,0cyclictest168750irq/16-i91522:41:331
25942993231,0cyclictest168750irq/16-i91522:04:421
25942993231,0cyclictest168750irq/16-i91521:53:181
25942993231,0cyclictest168750irq/16-i91521:40:241
25942993231,0cyclictest168750irq/16-i91521:18:071
25942993231,0cyclictest168750irq/16-i91521:04:361
25942993231,0cyclictest168750irq/16-i91520:53:201
25942993231,0cyclictest168750irq/16-i91520:34:061
25942993231,0cyclictest168750irq/16-i91520:19:181
25942993231,0cyclictest168750irq/16-i91519:48:061
25942993231,0cyclictest168750irq/16-i91519:39:391
25942993231,0cyclictest168750irq/16-i91519:18:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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