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2026-07-29 - 09:46
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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 Wed Jul 29, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
179192488,8sleep00-21swapper/019:05:570
18027993831,6cyclictest168750irq/16-i91523:56:291
177242388,23sleep10-21swapper/119:03:541
18027993633,2cyclictest168750irq/16-i91520:55:461
18027993631,4cyclictest168750irq/16-i91519:30:321
18027993630,5cyclictest168750irq/16-i91500:12:541
18027993532,2cyclictest246650irq/16-enp2s0f023:33:271
18027993532,2cyclictest168750irq/16-i91523:45:491
18027993532,2cyclictest168750irq/16-i91523:19:551
18027993532,2cyclictest168750irq/16-i91523:02:231
18027993532,2cyclictest168750irq/16-i91521:44:041
18027993532,2cyclictest168750irq/16-i91520:45:091
18027993531,3cyclictest246650irq/16-enp2s0f020:33:021
18027993531,3cyclictest168750irq/16-i91523:26:191
18027993531,3cyclictest168750irq/16-i91523:01:041
18027993531,3cyclictest168750irq/16-i91522:42:071
18027993531,3cyclictest168750irq/16-i91521:15:021
18027993531,3cyclictest168750irq/16-i91521:06:401
18027993531,3cyclictest168750irq/16-i91520:41:021
18027993531,3cyclictest168750irq/16-i91519:19:091
18027993529,5cyclictest246650irq/16-enp2s0f023:07:421
18027993529,5cyclictest168750irq/16-i91520:50:491
18027993529,5cyclictest168750irq/16-i91520:12:051
18027993528,6cyclictest168750irq/16-i91519:31:581
18025993534,0cyclictest246650irq/16-enp2s0f020:00:370
18027993433,0cyclictest168750irq/16-i91521:19:431
18027993432,2cyclictest168750irq/16-i91523:12:431
18027993432,2cyclictest168750irq/16-i91522:36:391
18027993432,2cyclictest168750irq/16-i91519:21:481
18027993432,1cyclictest168750irq/16-i91522:36:101
18027993431,2cyclictest246650irq/16-enp2s0f019:56:531
18027993431,2cyclictest168750irq/16-i91523:49:061
18027993431,2cyclictest168750irq/16-i91523:36:301
18027993431,2cyclictest168750irq/16-i91522:47:291
18027993431,2cyclictest168750irq/16-i91522:19:041
18027993431,2cyclictest168750irq/16-i91522:12:421
18027993431,2cyclictest168750irq/16-i91522:04:201
18027993431,2cyclictest168750irq/16-i91522:01:251
18027993431,2cyclictest168750irq/16-i91521:52:071
18027993431,2cyclictest168750irq/16-i91521:48:511
18027993431,2cyclictest168750irq/16-i91521:37:331
18027993431,2cyclictest168750irq/16-i91521:32:141
18027993431,2cyclictest168750irq/16-i91520:58:381
18027993431,2cyclictest168750irq/16-i91520:21:431
18027993431,2cyclictest168750irq/16-i91520:20:031
18027993431,2cyclictest168750irq/16-i91520:02:391
18027993431,2cyclictest168750irq/16-i91519:55:571
18027993431,2cyclictest168750irq/16-i91519:48:231
18027993431,2cyclictest168750irq/16-i91519:37:131
18027993431,2cyclictest168750irq/16-i91500:07:521
18027993430,3cyclictest168750irq/16-i91522:53:071
18027993430,3cyclictest168750irq/16-i91520:30:441
18027993430,3cyclictest168750irq/16-i91519:07:541
18027993430,3cyclictest168750irq/16-i91500:06:271
18027993429,4cyclictest168750irq/16-i91522:27:491
18025993432,1cyclictest246650irq/16-enp2s0f023:12:470
18025993432,1cyclictest246650irq/16-enp2s0f022:41:110
18025993432,1cyclictest246650irq/16-enp2s0f020:46:300
18025993432,1cyclictest168750irq/16-i91520:10:590
18027993332,1cyclictest168750irq/16-i91500:19:041
18027993332,0cyclictest168750irq/16-i91522:08:071
18027993332,0cyclictest168750irq/16-i91521:21:401
18027993332,0cyclictest168750irq/16-i91520:06:541
18027993331,2cyclictest168750irq/16-i91522:21:381
18027993331,2cyclictest168750irq/16-i91521:26:481
18027993331,1cyclictest168750irq/16-i91500:31:311
18027993330,2cyclictest168750irq/16-i91519:12:191
18027993330,2cyclictest168750irq/16-i91500:21:491
18027993329,3cyclictest168750irq/16-i91523:27:191
18025993333,0cyclictest246650irq/16-enp2s0f022:11:200
18025993333,0cyclictest246650irq/16-enp2s0f000:09:150
18025993332,1cyclictest246650irq/16-enp2s0f021:50:190
18025993332,0cyclictest246650irq/16-enp2s0f023:37:130
18025993332,0cyclictest246650irq/16-enp2s0f023:31:410
18025993332,0cyclictest246650irq/16-enp2s0f023:28:160
18025993332,0cyclictest246650irq/16-enp2s0f022:53:000
18025993332,0cyclictest246650irq/16-enp2s0f022:51:120
18025993332,0cyclictest246650irq/16-enp2s0f021:51:440
18025993332,0cyclictest246650irq/16-enp2s0f021:43:590
18025993332,0cyclictest246650irq/16-enp2s0f021:30:310
18025993332,0cyclictest246650irq/16-enp2s0f021:04:520
18025993332,0cyclictest246650irq/16-enp2s0f020:32:270
18025993332,0cyclictest246650irq/16-enp2s0f020:25:120
18025993332,0cyclictest246650irq/16-enp2s0f020:06:290
18025993332,0cyclictest246650irq/16-enp2s0f019:46:420
18025993332,0cyclictest246650irq/16-enp2s0f019:21:460
18025993332,0cyclictest246650irq/16-enp2s0f019:10:280
18025993332,0cyclictest246650irq/16-enp2s0f000:26:330
18025993332,0cyclictest246650irq/16-enp2s0f000:12:500
18025993332,0cyclictest168750irq/16-i91523:51:470
18025993331,1cyclictest246650irq/16-enp2s0f023:51:290
18025993331,1cyclictest246650irq/16-enp2s0f023:21:170
18025993331,1cyclictest246650irq/16-enp2s0f022:02:400
18025993331,1cyclictest246650irq/16-enp2s0f021:08:140
18025993331,1cyclictest246650irq/16-enp2s0f020:49:050
18025993331,1cyclictest246650irq/16-enp2s0f020:38:230
18025993331,1cyclictest246650irq/16-enp2s0f019:37:400
18025993331,1cyclictest246650irq/16-enp2s0f019:15:290
18025993331,1cyclictest246650irq/16-enp2s0f000:34:070
18027993232,0cyclictest246650irq/16-enp2s0f021:01:401
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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