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2026-05-10 - 23:49
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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 Sun May 10, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1875124717,22sleep00-21swapper/007:07:010
18908993932,6cyclictest246650irq/16-enp2s0f009:01:220
18908993831,0cyclictest246650irq/16-enp2s0f012:02:550
18908993732,5cyclictest246650irq/16-enp2s0f011:21:500
18908993732,5cyclictest246650irq/16-enp2s0f008:01:100
18908993732,4cyclictest246650irq/16-enp2s0f007:13:220
18908993731,0cyclictest246650irq/16-enp2s0f009:21:260
18908993731,0cyclictest246650irq/16-enp2s0f007:26:020
18908993730,1cyclictest168750irq/16-i91509:31:280
18908993729,0cyclictest246650irq/16-enp2s0f010:27:340
18909993635,0cyclictest168750irq/16-i91512:00:481
18908993633,2cyclictest246650irq/16-enp2s0f010:37:000
18908993632,4cyclictest246650irq/16-enp2s0f008:44:100
18908993632,3cyclictest246650irq/16-enp2s0f012:33:320
18908993632,3cyclictest246650irq/16-enp2s0f012:19:160
18908993632,3cyclictest246650irq/16-enp2s0f011:02:500
18908993632,3cyclictest246650irq/16-enp2s0f008:41:510
18908993632,3cyclictest246650irq/16-enp2s0f007:43:260
18908993632,3cyclictest246650irq/16-enp2s0f007:41:460
18908993631,0cyclictest246650irq/16-enp2s0f011:25:480
18908993631,0cyclictest246650irq/16-enp2s0f010:30:310
18908993631,0cyclictest246650irq/16-enp2s0f010:21:390
18908993631,0cyclictest246650irq/16-enp2s0f010:17:320
18908993631,0cyclictest246650irq/16-enp2s0f009:46:310
18908993631,0cyclictest246650irq/16-enp2s0f008:38:020
18908993630,0cyclictest246650irq/16-enp2s0f011:46:550
18908993630,0cyclictest246650irq/16-enp2s0f008:52:150
18908993630,0cyclictest246650irq/16-enp2s0f008:11:120
18908993534,0cyclictest246650irq/16-enp2s0f011:28:460
18908993532,3cyclictest246650irq/16-enp2s0f011:39:270
18908993532,3cyclictest246650irq/16-enp2s0f007:56:070
18908993532,2cyclictest246650irq/16-enp2s0f011:11:450
18908993532,2cyclictest168750irq/16-i91507:48:390
18908993532,0cyclictest246650irq/16-enp2s0f010:00:030
18908993531,0cyclictest246650irq/16-enp2s0f012:25:510
18908993531,0cyclictest246650irq/16-enp2s0f012:13:580
18908993531,0cyclictest246650irq/16-enp2s0f012:10:100
18908993531,0cyclictest246650irq/16-enp2s0f012:06:210
18908993531,0cyclictest246650irq/16-enp2s0f011:07:380
18908993531,0cyclictest246650irq/16-enp2s0f010:57:350
18908993531,0cyclictest246650irq/16-enp2s0f010:49:540
18908993531,0cyclictest246650irq/16-enp2s0f010:04:170
18908993531,0cyclictest246650irq/16-enp2s0f009:23:150
18908993531,0cyclictest246650irq/16-enp2s0f009:03:580
18908993531,0cyclictest246650irq/16-enp2s0f008:30:160
18908993531,0cyclictest246650irq/16-enp2s0f008:25:440
18908993531,0cyclictest246650irq/16-enp2s0f007:28:130
18908993531,0cyclictest246650irq/16-enp2s0f007:08:160
18908993531,0cyclictest168750irq/16-i91508:13:240
18908993531,0cyclictest168750irq/16-i91507:19:270
18908993530,0cyclictest246650irq/16-enp2s0f011:35:570
18908993530,0cyclictest246650irq/16-enp2s0f009:36:290
18909993433,0cyclictest246650irq/16-enp2s0f008:04:321
18909993432,1cyclictest168750irq/16-i91508:36:171
18909993432,1cyclictest168750irq/16-i91507:59:491
18909993432,1cyclictest168750irq/16-i91507:26:021
18908993432,2cyclictest246650irq/16-enp2s0f008:21:060
18908993432,1cyclictest246650irq/16-enp2s0f008:03:370
18908993431,0cyclictest246650irq/16-enp2s0f012:32:340
18908993431,0cyclictest246650irq/16-enp2s0f011:54:290
18908993431,0cyclictest246650irq/16-enp2s0f011:14:060
18908993431,0cyclictest246650irq/16-enp2s0f010:39:040
18908993431,0cyclictest246650irq/16-enp2s0f010:08:190
18908993431,0cyclictest246650irq/16-enp2s0f009:55:280
18908993431,0cyclictest246650irq/16-enp2s0f009:11:190
18908993431,0cyclictest246650irq/16-enp2s0f007:33:270
1861923418,8sleep10-21swapper/107:05:401
18909993333,0cyclictest168750irq/16-i91507:38:551
18909993332,0cyclictest246650irq/16-enp2s0f012:23:121
18909993332,0cyclictest246650irq/16-enp2s0f012:19:191
18909993332,0cyclictest246650irq/16-enp2s0f010:37:021
18909993332,0cyclictest246650irq/16-enp2s0f009:53:381
18909993332,0cyclictest246650irq/16-enp2s0f009:31:281
18909993332,0cyclictest246650irq/16-enp2s0f007:20:121
18909993332,0cyclictest246650irq/16-enp2s0f007:15:221
18909993332,0cyclictest168750irq/16-i91512:30:261
18909993332,0cyclictest168750irq/16-i91511:12:441
18909993332,0cyclictest168750irq/16-i91510:53:291
18909993332,0cyclictest168750irq/16-i91510:20:491
18909993332,0cyclictest168750irq/16-i91510:06:531
18909993332,0cyclictest168750irq/16-i91509:44:561
18909993332,0cyclictest168750irq/16-i91509:22:181
18909993332,0cyclictest168750irq/16-i91509:03:131
18909993332,0cyclictest168750irq/16-i91508:54:581
18909993332,0cyclictest168750irq/16-i91508:52:561
18909993332,0cyclictest168750irq/16-i91508:39:061
18909993332,0cyclictest168750irq/16-i91508:20:131
18909993331,1cyclictest246650irq/16-enp2s0f011:00:311
18909993331,1cyclictest168750irq/16-i91508:31:161
18908993332,0cyclictest246650irq/16-enp2s0f009:41:300
18908993332,0cyclictest246650irq/16-enp2s0f009:15:370
18908993330,0cyclictest246650irq/16-enp2s0f010:46:330
18908993330,0cyclictest246650irq/16-enp2s0f009:50:290
18909993232,0cyclictest168750irq/16-i91512:18:001
18909993232,0cyclictest168750irq/16-i91511:57:241
18909993232,0cyclictest168750irq/16-i91511:38:161
18909993232,0cyclictest168750irq/16-i91511:31:511
18909993232,0cyclictest168750irq/16-i91509:51:521
18909993232,0cyclictest168750irq/16-i91509:09:281
18909993232,0cyclictest168750irq/16-i91508:58:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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