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2025-11-21 - 14:20
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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 Nov 21, 2025 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
148692910,0sleep00-21swapper/012:17:230
38532650,1sleep00-21swapper/008:02:210
47662590,1sleep14768-22processes09:52:291
140662550,0sleep10-21swapper/108:37:111
181132469,8sleep00-21swapper/007:01:030
180882449,8sleep10-21swapper/107:00:481
18289993734,2cyclictest167950irq/16-i91507:08:171
18289993732,4cyclictest245950irq/16-enp2s0f008:24:401
18289993730,6cyclictest167950irq/16-i91512:27:261
18289993632,3cyclictest245950irq/16-enp2s0f012:02:261
18289993632,3cyclictest245950irq/16-enp2s0f009:42:231
18289993632,3cyclictest245950irq/16-enp2s0f008:30:401
18289993632,3cyclictest167950irq/16-i91511:15:111
18289993632,3cyclictest167950irq/16-i91509:34:531
18289993632,3cyclictest167950irq/16-i91508:14:381
18289993631,4cyclictest167950irq/16-i91512:25:231
18289993631,4cyclictest167950irq/16-i91507:39:311
18289993630,5cyclictest167950irq/16-i91509:51:591
18289993533,2cyclictest167950irq/16-i91512:00:451
18289993532,3cyclictest167950irq/16-i91507:15:071
18289993532,2cyclictest245950irq/16-enp2s0f012:17:281
18289993532,2cyclictest245950irq/16-enp2s0f012:13:331
18289993532,2cyclictest245950irq/16-enp2s0f009:20:431
18289993532,2cyclictest167950irq/16-i91511:41:231
18289993532,2cyclictest167950irq/16-i91511:02:361
18289993532,2cyclictest167950irq/16-i91509:22:221
18289993531,4cyclictest245950irq/16-enp2s0f008:10:311
18289993531,3cyclictest245950irq/16-enp2s0f009:12:231
18289993531,3cyclictest245950irq/16-enp2s0f007:47:251
18289993531,3cyclictest167950irq/16-i91512:07:271
18289993531,3cyclictest167950irq/16-i91511:52:281
18289993531,3cyclictest167950irq/16-i91510:27:281
18289993531,3cyclictest167950irq/16-i91509:57:261
18289993531,3cyclictest167950irq/16-i91509:09:541
18289993531,3cyclictest167950irq/16-i91507:57:211
18289993530,4cyclictest167950irq/16-i91510:12:111
18289993529,5cyclictest167950irq/16-i91511:42:281
18289993529,5cyclictest167950irq/16-i91507:05:481
18288993534,0cyclictest245950irq/16-enp2s0f007:43:380
18289993432,1cyclictest185550irq/16-nvkm10:52:251
18289993432,1cyclictest185550irq/16-nvkm10:42:291
18289993432,1cyclictest185550irq/16-nvkm08:52:241
18289993432,1cyclictest167950irq/16-i91507:36:321
18289993431,3cyclictest167950irq/16-i91510:10:491
18289993431,3cyclictest167950irq/16-i91507:45:201
18289993431,2cyclictest245950irq/16-enp2s0f010:37:261
18289993431,2cyclictest167950irq/16-i91511:32:311
18289993431,2cyclictest167950irq/16-i91510:17:231
18289993431,2cyclictest167950irq/16-i91510:05:241
18289993431,2cyclictest167950irq/16-i91509:37:571
18289993431,2cyclictest167950irq/16-i91509:02:231
18289993431,2cyclictest167950irq/16-i91508:57:351
18289993431,2cyclictest167950irq/16-i91508:02:261
18289993431,2cyclictest167950irq/16-i91507:52:381
18289993431,2cyclictest167950irq/16-i91507:17:251
18289993430,3cyclictest245950irq/16-enp2s0f011:22:231
18289993430,3cyclictest245950irq/16-enp2s0f007:22:241
18289993430,3cyclictest245950irq/16-enp2s0f007:22:241
18289993430,3cyclictest167950irq/16-i91510:25:021
18289993429,4cyclictest167950irq/16-i91511:00:081
18289993428,5cyclictest167950irq/16-i91510:32:271
18288993434,0cyclictest245950irq/16-enp2s0f010:59:050
18288993434,0cyclictest245950irq/16-enp2s0f009:13:550
18288993433,0cyclictest245950irq/16-enp2s0f008:48:320
18288993433,0cyclictest245950irq/16-enp2s0f008:43:100
18288993433,0cyclictest245950irq/16-enp2s0f007:34:300
18288993432,1cyclictest245950irq/16-enp2s0f011:52:300
18288993432,1cyclictest245950irq/16-enp2s0f010:52:270
18288993432,1cyclictest245950irq/16-enp2s0f010:27:230
18288993432,1cyclictest245950irq/16-enp2s0f009:22:340
18288993432,1cyclictest245950irq/16-enp2s0f009:11:330
18288993432,1cyclictest245950irq/16-enp2s0f008:52:280
18288993432,1cyclictest245950irq/16-enp2s0f008:12:290
18288993432,1cyclictest167950irq/16-i91507:17:260
18289993332,0cyclictest245950irq/16-enp2s0f011:07:241
18289993332,0cyclictest167950irq/16-i91511:29:571
18289993331,2cyclictest167950irq/16-i91511:49:091
18289993331,2cyclictest167950irq/16-i91507:29:381
18289993331,1cyclictest167950irq/16-i91511:17:251
18289993331,1cyclictest167950irq/16-i91508:47:281
18289993330,2cyclictest167950irq/16-i91508:42:281
18289993330,2cyclictest167950irq/16-i91508:37:251
18289993329,3cyclictest245950irq/16-enp2s0f010:47:251
18289993329,3cyclictest245950irq/16-enp2s0f009:27:261
18288993333,0cyclictest245950irq/16-enp2s0f010:23:530
18288993332,1cyclictest245950irq/16-enp2s0f011:07:130
18288993332,1cyclictest245950irq/16-enp2s0f009:52:240
18288993332,0cyclictest245950irq/16-enp2s0f012:07:290
18288993332,0cyclictest245950irq/16-enp2s0f011:57:290
18288993332,0cyclictest245950irq/16-enp2s0f011:17:280
18288993332,0cyclictest245950irq/16-enp2s0f011:02:310
18288993332,0cyclictest245950irq/16-enp2s0f010:38:560
18288993332,0cyclictest245950irq/16-enp2s0f010:08:140
18288993332,0cyclictest245950irq/16-enp2s0f009:47:330
18288993332,0cyclictest245950irq/16-enp2s0f009:42:280
18288993332,0cyclictest245950irq/16-enp2s0f009:41:300
18288993332,0cyclictest245950irq/16-enp2s0f009:32:260
18288993332,0cyclictest245950irq/16-enp2s0f009:17:230
18288993332,0cyclictest245950irq/16-enp2s0f009:00:290
18288993332,0cyclictest245950irq/16-enp2s0f008:32:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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