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2026-08-12 - 14:19
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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 Aug 12, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
292172439,8sleep10-21swapper/119:03:571
293972408,8sleep00-21swapper/019:05:510
29494993533,1cyclictest168750irq/16-i91519:35:121
29494993433,0cyclictest168750irq/16-i91522:32:281
29494993433,0cyclictest168750irq/16-i91520:29:011
29494993432,1cyclictest168750irq/16-i91523:22:001
29493993434,0cyclictest246650irq/16-enp2s0f020:12:470
29493993433,0cyclictest246650irq/16-enp2s0f022:12:460
29493993432,1cyclictest246650irq/16-enp2s0f021:50:190
29493993432,1cyclictest246650irq/16-enp2s0f021:30:520
29493993432,1cyclictest246650irq/16-enp2s0f020:09:230
29494993332,0cyclictest246650irq/16-enp2s0f022:41:171
29494993332,0cyclictest246650irq/16-enp2s0f019:51:251
29494993332,0cyclictest190650irq/16-nvkm21:36:391
29494993332,0cyclictest168750irq/16-i91523:55:551
29494993332,0cyclictest168750irq/16-i91522:51:391
29494993332,0cyclictest168750irq/16-i91522:46:351
29494993332,0cyclictest168750irq/16-i91522:39:531
29494993332,0cyclictest168750irq/16-i91522:19:461
29494993332,0cyclictest168750irq/16-i91522:13:141
29494993332,0cyclictest168750irq/16-i91520:46:531
29494993332,0cyclictest168750irq/16-i91520:06:261
29494993332,0cyclictest168750irq/16-i91519:45:141
29494993332,0cyclictest168750irq/16-i91519:24:301
29494993332,0cyclictest168750irq/16-i91519:20:111
29494993332,0cyclictest168750irq/16-i91519:12:541
29494993332,0cyclictest168750irq/16-i91500:31:381
29494993332,0cyclictest168750irq/16-i91500:25:201
29494993332,0cyclictest168750irq/16-i91500:14:161
29494993332,0cyclictest168750irq/16-i91500:01:351
29494993331,1cyclictest246650irq/16-enp2s0f021:33:021
29494993331,1cyclictest168750irq/16-i91522:30:421
29493993333,0cyclictest246650irq/16-enp2s0f022:41:100
29493993333,0cyclictest246650irq/16-enp2s0f021:26:020
29493993333,0cyclictest246650irq/16-enp2s0f000:08:460
29493993332,0cyclictest246650irq/16-enp2s0f023:46:170
29493993332,0cyclictest246650irq/16-enp2s0f023:23:100
29493993332,0cyclictest246650irq/16-enp2s0f022:52:030
29493993332,0cyclictest246650irq/16-enp2s0f022:43:430
29493993332,0cyclictest246650irq/16-enp2s0f021:56:590
29493993332,0cyclictest246650irq/16-enp2s0f021:52:040
29493993332,0cyclictest246650irq/16-enp2s0f021:42:580
29493993332,0cyclictest246650irq/16-enp2s0f021:31:330
29493993332,0cyclictest246650irq/16-enp2s0f021:15:340
29493993332,0cyclictest246650irq/16-enp2s0f021:02:050
29493993332,0cyclictest246650irq/16-enp2s0f020:55:260
29493993332,0cyclictest246650irq/16-enp2s0f020:47:420
29493993332,0cyclictest246650irq/16-enp2s0f020:45:240
29493993332,0cyclictest246650irq/16-enp2s0f020:33:490
29493993332,0cyclictest246650irq/16-enp2s0f020:29:280
29493993332,0cyclictest246650irq/16-enp2s0f020:16:350
29493993332,0cyclictest246650irq/16-enp2s0f020:01:320
29493993332,0cyclictest246650irq/16-enp2s0f019:57:160
29493993332,0cyclictest246650irq/16-enp2s0f019:46:420
29493993332,0cyclictest246650irq/16-enp2s0f019:35:080
29493993332,0cyclictest246650irq/16-enp2s0f019:08:090
29493993332,0cyclictest246650irq/16-enp2s0f000:31:000
29493993332,0cyclictest246650irq/16-enp2s0f000:20:510
29493993332,0cyclictest246650irq/16-enp2s0f000:02:210
29493993331,1cyclictest246650irq/16-enp2s0f021:40:100
29493993331,1cyclictest246650irq/16-enp2s0f020:21:490
29493993331,1cyclictest246650irq/16-enp2s0f019:16:130
29494993232,0cyclictest246650irq/16-enp2s0f021:16:281
29494993232,0cyclictest246650irq/16-enp2s0f020:11:181
29494993232,0cyclictest168750irq/16-i91523:39:061
29494993232,0cyclictest168750irq/16-i91523:12:111
29494993232,0cyclictest168750irq/16-i91522:02:001
29494993232,0cyclictest168750irq/16-i91521:46:251
29494993232,0cyclictest168750irq/16-i91521:25:281
29494993232,0cyclictest168750irq/16-i91520:56:141
29494993232,0cyclictest168750irq/16-i91519:56:271
29494993232,0cyclictest168750irq/16-i91519:40:131
29494993232,0cyclictest168750irq/16-i91519:29:111
29494993232,0cyclictest168750irq/16-i91519:09:461
29494993232,0cyclictest168750irq/16-i91500:09:151
29494993231,1cyclictest168750irq/16-i91523:02:331
29494993231,0cyclictest246650irq/16-enp2s0f020:44:081
29494993231,0cyclictest168750irq/16-i91523:57:581
29494993231,0cyclictest168750irq/16-i91523:41:221
29494993231,0cyclictest168750irq/16-i91523:31:211
29494993231,0cyclictest168750irq/16-i91523:28:031
29494993231,0cyclictest168750irq/16-i91523:16:211
29494993231,0cyclictest168750irq/16-i91523:00:471
29494993231,0cyclictest168750irq/16-i91522:06:231
29494993231,0cyclictest168750irq/16-i91521:56:371
29494993231,0cyclictest168750irq/16-i91521:53:191
29494993231,0cyclictest168750irq/16-i91521:14:451
29494993231,0cyclictest168750irq/16-i91521:06:211
29494993231,0cyclictest168750irq/16-i91521:02:111
29494993231,0cyclictest168750irq/16-i91520:51:541
29494993231,0cyclictest168750irq/16-i91520:36:221
29494993231,0cyclictest168750irq/16-i91520:25:141
29494993231,0cyclictest168750irq/16-i91520:16:331
29494993231,0cyclictest168750irq/16-i91519:46:361
29494993231,0cyclictest168750irq/16-i91500:26:231
29494993231,0cyclictest168750irq/16-i91500:16:281
29494993230,1cyclictest168750irq/16-i91520:01:461
29493993232,0cyclictest246650irq/16-enp2s0f023:53:030
29493993232,0cyclictest246650irq/16-enp2s0f023:36:210
29493993232,0cyclictest246650irq/16-enp2s0f023:31:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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