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2026-05-04 - 02:55
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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 Mon May 04, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2966524312,23sleep00-21swapper/019:04:170
296422428,8sleep10-21swapper/119:04:061
30096993732,4cyclictest168750irq/16-i91523:25:521
30096993731,5cyclictest168750irq/16-i91522:00:271
30096993632,3cyclictest168750irq/16-i91519:32:061
30096993631,4cyclictest168750irq/16-i91523:32:521
30096993631,4cyclictest168750irq/16-i91522:32:411
30096993631,4cyclictest168750irq/16-i91522:07:361
30096993631,4cyclictest168750irq/16-i91521:52:331
30096993631,4cyclictest168750irq/16-i91500:34:251
30096993631,4cyclictest168750irq/16-i91500:34:251
30096993533,1cyclictest168750irq/16-i91500:17:071
30096993532,3cyclictest168750irq/16-i91519:50:091
30096993532,2cyclictest246650irq/16-enp2s0f022:55:001
30096993532,2cyclictest246650irq/16-enp2s0f022:10:561
30096993532,2cyclictest246650irq/16-enp2s0f021:22:021
30096993532,2cyclictest168750irq/16-i91523:34:311
30096993532,2cyclictest168750irq/16-i91521:12:371
30096993532,2cyclictest168750irq/16-i91521:03:421
30096993531,4cyclictest168750irq/16-i91523:54:171
30096993531,3cyclictest168750irq/16-i91523:18:291
30096993531,3cyclictest168750irq/16-i91523:07:481
30096993531,3cyclictest168750irq/16-i91522:37:421
30096993531,3cyclictest168750irq/16-i91522:26:391
30096993531,3cyclictest168750irq/16-i91521:41:541
30096993531,3cyclictest168750irq/16-i91520:37:181
30096993531,3cyclictest168750irq/16-i91520:06:411
30096993531,3cyclictest168750irq/16-i91520:02:371
30096993531,3cyclictest168750irq/16-i91500:06:531
30096993530,4cyclictest168750irq/16-i91522:22:391
30096993530,4cyclictest168750irq/16-i91521:27:281
30096993530,4cyclictest168750irq/16-i91521:17:271
30096993530,4cyclictest168750irq/16-i91519:27:051
30095993534,0cyclictest246650irq/16-enp2s0f022:25:540
30095993532,2cyclictest246650irq/16-enp2s0f021:50:160
30096993433,0cyclictest246650irq/16-enp2s0f021:58:091
30096993431,3cyclictest168750irq/16-i91523:13:471
30096993431,2cyclictest246650irq/16-enp2s0f019:44:301
30096993431,2cyclictest168750irq/16-i91523:50:431
30096993431,2cyclictest168750irq/16-i91523:40:001
30096993431,2cyclictest168750irq/16-i91522:41:301
30096993431,2cyclictest168750irq/16-i91521:30:231
30096993431,2cyclictest168750irq/16-i91520:57:341
30096993431,2cyclictest168750irq/16-i91520:49:281
30096993431,2cyclictest168750irq/16-i91520:28:081
30096993431,2cyclictest168750irq/16-i91520:15:381
30096993431,2cyclictest168750irq/16-i91519:21:261
30096993431,2cyclictest168750irq/16-i91519:09:291
30096993431,2cyclictest168750irq/16-i91500:19:201
30096993431,2cyclictest168750irq/16-i91500:08:411
30096993431,2cyclictest168750irq/16-i91500:00:191
30096993430,3cyclictest168750irq/16-i91523:43:121
30096993430,3cyclictest168750irq/16-i91523:00:181
30096993430,3cyclictest168750irq/16-i91521:47:321
30096993430,3cyclictest168750irq/16-i91521:33:501
30096993430,3cyclictest168750irq/16-i91519:15:381
30096993429,4cyclictest168750irq/16-i91523:12:481
30095993434,0cyclictest246650irq/16-enp2s0f020:47:430
30095993433,1cyclictest246650irq/16-enp2s0f022:04:270
30095993433,0cyclictest246650irq/16-enp2s0f023:04:580
30095993433,0cyclictest246650irq/16-enp2s0f022:45:050
30095993433,0cyclictest246650irq/16-enp2s0f020:39:500
30095993433,0cyclictest246650irq/16-enp2s0f000:35:370
30095993433,0cyclictest246650irq/16-enp2s0f000:35:370
30095993432,1cyclictest246650irq/16-enp2s0f019:41:340
30095993432,1cyclictest246650irq/16-enp2s0f019:27:050
30095993432,1cyclictest246650irq/16-enp2s0f000:17:160
30095993432,1cyclictest168750irq/16-i91522:12:370
30096993332,0cyclictest168750irq/16-i91522:51:191
30096993332,0cyclictest168750irq/16-i91520:40:071
30096993332,0cyclictest168750irq/16-i91520:29:501
30096993332,0cyclictest168750irq/16-i91519:55:211
30096993332,0cyclictest168750irq/16-i91519:42:431
30096993331,2cyclictest246650irq/16-enp2s0f000:26:391
30096993331,2cyclictest168750irq/16-i91522:43:211
30096993331,2cyclictest168750irq/16-i91522:14:381
30096993330,2cyclictest168750irq/16-i91520:21:551
30096993330,2cyclictest168750irq/16-i91520:08:331
30096993330,2cyclictest168750irq/16-i91519:34:521
30096993330,2cyclictest168750irq/16-i91500:28:491
30095993332,0cyclictest246650irq/16-enp2s0f023:45:050
30095993332,0cyclictest246650irq/16-enp2s0f023:42:170
30095993332,0cyclictest246650irq/16-enp2s0f023:34:550
30095993332,0cyclictest246650irq/16-enp2s0f023:09:290
30095993332,0cyclictest246650irq/16-enp2s0f022:51:370
30095993332,0cyclictest246650irq/16-enp2s0f022:41:540
30095993332,0cyclictest246650irq/16-enp2s0f021:54:340
30095993332,0cyclictest246650irq/16-enp2s0f021:45:580
30095993332,0cyclictest246650irq/16-enp2s0f021:38:550
30095993332,0cyclictest246650irq/16-enp2s0f021:22:270
30095993332,0cyclictest246650irq/16-enp2s0f021:12:390
30095993332,0cyclictest246650irq/16-enp2s0f020:27:180
30095993332,0cyclictest246650irq/16-enp2s0f020:17:370
30095993332,0cyclictest246650irq/16-enp2s0f019:58:570
30095993332,0cyclictest246650irq/16-enp2s0f019:19:120
30095993332,0cyclictest246650irq/16-enp2s0f019:08:350
30095993332,0cyclictest246650irq/16-enp2s0f000:29:240
30095993332,0cyclictest246650irq/16-enp2s0f000:11:560
30095993332,0cyclictest246650irq/16-enp2s0f000:00:070
30095993332,0cyclictest168750irq/16-i91519:15:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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