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2026-04-28 - 17:28
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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 Tue Apr 28, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
255692580,1sleep10-21swapper/120:58:121
106752478,8sleep00-21swapper/019:04:160
1095323813,17sleep10-21swapper/119:07:101
11122993433,0cyclictest168750irq/16-i91521:28:541
11122993433,0cyclictest168750irq/16-i91520:35:581
11122993432,1cyclictest168750irq/16-i91522:23:291
11122993432,1cyclictest168750irq/16-i91522:08:261
11122993432,1cyclictest168750irq/16-i91521:48:221
11122993432,1cyclictest168750irq/16-i91521:18:081
11121993433,0cyclictest246650irq/16-enp2s0f022:28:230
11121993433,0cyclictest246650irq/16-enp2s0f022:16:040
11121993433,0cyclictest246650irq/16-enp2s0f021:52:320
11121993433,0cyclictest246650irq/16-enp2s0f019:38:530
11121993432,1cyclictest246650irq/16-enp2s0f022:46:570
11121993432,1cyclictest246650irq/16-enp2s0f022:40:080
11121993432,1cyclictest246650irq/16-enp2s0f021:41:470
11121993432,1cyclictest246650irq/16-enp2s0f021:09:230
11121993432,1cyclictest246650irq/16-enp2s0f020:03:410
11121993432,1cyclictest246650irq/16-enp2s0f020:00:540
11122993332,0cyclictest246650irq/16-enp2s0f023:49:521
11122993332,0cyclictest246650irq/16-enp2s0f023:04:251
11122993332,0cyclictest246650irq/16-enp2s0f022:52:121
11122993332,0cyclictest246650irq/16-enp2s0f022:29:051
11122993332,0cyclictest246650irq/16-enp2s0f021:23:311
11122993332,0cyclictest246650irq/16-enp2s0f021:10:391
11122993332,0cyclictest246650irq/16-enp2s0f019:13:171
11122993332,0cyclictest246650irq/16-enp2s0f019:10:511
11122993332,0cyclictest168750irq/16-i91523:55:151
11122993332,0cyclictest168750irq/16-i91523:46:471
11122993332,0cyclictest168750irq/16-i91523:33:451
11122993332,0cyclictest168750irq/16-i91523:28:181
11122993332,0cyclictest168750irq/16-i91522:58:571
11122993332,0cyclictest168750irq/16-i91522:55:561
11122993332,0cyclictest168750irq/16-i91522:44:251
11122993332,0cyclictest168750irq/16-i91521:57:251
11122993332,0cyclictest168750irq/16-i91521:02:501
11122993332,0cyclictest168750irq/16-i91520:52:321
11122993332,0cyclictest168750irq/16-i91520:28:071
11122993332,0cyclictest168750irq/16-i91520:18:011
11122993332,0cyclictest168750irq/16-i91520:08:491
11122993332,0cyclictest168750irq/16-i91519:48:451
11122993332,0cyclictest168750irq/16-i91519:40:211
11122993332,0cyclictest168750irq/16-i91519:35:241
11122993332,0cyclictest168750irq/16-i91500:14:501
11122993332,0cyclictest168750irq/16-i91500:08:411
11122993332,0cyclictest168750irq/16-i91500:05:221
11122993331,1cyclictest168750irq/16-i91523:58:461
11122993331,1cyclictest168750irq/16-i91522:22:591
11122993331,1cyclictest168750irq/16-i91522:13:451
11122993331,1cyclictest168750irq/16-i91520:03:281
11122993331,1cyclictest168750irq/16-i91520:03:031
11122993331,1cyclictest168750irq/16-i91519:57:351
11122993331,1cyclictest168750irq/16-i91519:48:011
11121993333,0cyclictest246650irq/16-enp2s0f023:55:170
11121993332,0cyclictest246650irq/16-enp2s0f023:48:320
11121993332,0cyclictest246650irq/16-enp2s0f023:31:290
11121993332,0cyclictest246650irq/16-enp2s0f023:25:000
11121993332,0cyclictest246650irq/16-enp2s0f023:17:460
11121993332,0cyclictest246650irq/16-enp2s0f022:58:360
11121993332,0cyclictest246650irq/16-enp2s0f022:56:160
11121993332,0cyclictest246650irq/16-enp2s0f022:49:330
11121993332,0cyclictest246650irq/16-enp2s0f022:25:250
11121993332,0cyclictest246650irq/16-enp2s0f022:21:570
11121993332,0cyclictest246650irq/16-enp2s0f021:35:390
11121993332,0cyclictest246650irq/16-enp2s0f021:25:160
11121993332,0cyclictest246650irq/16-enp2s0f021:18:520
11121993332,0cyclictest246650irq/16-enp2s0f021:08:150
11121993332,0cyclictest246650irq/16-enp2s0f020:57:240
11121993332,0cyclictest246650irq/16-enp2s0f020:48:580
11121993332,0cyclictest246650irq/16-enp2s0f020:44:380
11121993332,0cyclictest246650irq/16-enp2s0f020:39:240
11121993332,0cyclictest246650irq/16-enp2s0f020:33:340
11121993332,0cyclictest246650irq/16-enp2s0f020:23:380
11121993332,0cyclictest246650irq/16-enp2s0f020:18:330
11121993332,0cyclictest246650irq/16-enp2s0f020:10:530
11121993332,0cyclictest246650irq/16-enp2s0f019:53:510
11121993332,0cyclictest246650irq/16-enp2s0f019:49:050
11121993332,0cyclictest246650irq/16-enp2s0f019:44:460
11121993332,0cyclictest246650irq/16-enp2s0f019:33:540
11121993332,0cyclictest246650irq/16-enp2s0f019:31:200
11121993332,0cyclictest246650irq/16-enp2s0f019:20:120
11121993332,0cyclictest246650irq/16-enp2s0f019:14:130
11121993332,0cyclictest246650irq/16-enp2s0f019:12:590
11121993332,0cyclictest246650irq/16-enp2s0f000:33:350
11121993332,0cyclictest246650irq/16-enp2s0f000:28:390
11121993332,0cyclictest246650irq/16-enp2s0f000:24:170
11121993332,0cyclictest246650irq/16-enp2s0f000:18:390
11121993332,0cyclictest246650irq/16-enp2s0f000:18:390
11121993332,0cyclictest168750irq/16-i91521:16:410
11121993332,0cyclictest168750irq/16-i91500:17:450
11121993332,0cyclictest168750irq/16-i91500:05:280
11121993331,1cyclictest246650irq/16-enp2s0f023:38:400
11121993331,1cyclictest246650irq/16-enp2s0f021:28:210
11122993232,0cyclictest168750irq/16-i91523:39:421
11122993232,0cyclictest168750irq/16-i91522:33:311
11122993232,0cyclictest168750irq/16-i91521:19:191
11122993232,0cyclictest168750irq/16-i91520:18:541
11122993232,0cyclictest168750irq/16-i91519:31:361
11122993232,0cyclictest168750irq/16-i91500:37:191
11122993232,0cyclictest168750irq/16-i91500:25:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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