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2026-08-21 - 02:58
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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 Aug 21, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
192442458,8sleep00-21swapper/019:02:370
192982429,8sleep10-21swapper/119:03:081
19631994032,7cyclictest246650irq/16-enp2s0f023:20:070
19631993731,5cyclictest81ktimersoftd/021:21:540
19631993730,5cyclictest246650irq/16-enp2s0f023:21:580
19631993534,0cyclictest246650irq/16-enp2s0f000:33:330
19632993433,0cyclictest168750irq/16-i91523:41:401
19632993433,0cyclictest168750irq/16-i91521:52:271
19632993433,0cyclictest168750irq/16-i91500:00:161
19632993432,1cyclictest246650irq/16-enp2s0f021:51:021
19632993432,1cyclictest168750irq/16-i91520:13:091
19631993434,0cyclictest246650irq/16-enp2s0f021:44:570
19631993434,0cyclictest246650irq/16-enp2s0f021:00:270
19631993433,0cyclictest81ktimersoftd/022:42:080
19631993433,0cyclictest81ktimersoftd/019:44:480
19631993433,0cyclictest246650irq/16-enp2s0f023:55:410
19631993433,0cyclictest246650irq/16-enp2s0f023:41:500
19631993433,0cyclictest246650irq/16-enp2s0f022:46:580
19631993433,0cyclictest246650irq/16-enp2s0f022:14:110
19631993433,0cyclictest246650irq/16-enp2s0f021:57:280
19631993433,0cyclictest246650irq/16-enp2s0f021:26:340
19631993433,0cyclictest246650irq/16-enp2s0f020:00:240
19631993433,0cyclictest246650irq/16-enp2s0f000:27:330
19631993432,1cyclictest246650irq/16-enp2s0f022:36:360
19631993432,1cyclictest246650irq/16-enp2s0f022:26:180
19631993432,1cyclictest246650irq/16-enp2s0f022:01:450
19631993432,1cyclictest246650irq/16-enp2s0f020:11:090
19631993431,2cyclictest246650irq/16-enp2s0f023:06:530
19632993333,0cyclictest246650irq/16-enp2s0f000:16:141
19632993333,0cyclictest168750irq/16-i91519:12:371
19632993332,0cyclictest246650irq/16-enp2s0f023:47:111
19632993332,0cyclictest246650irq/16-enp2s0f023:28:241
19632993332,0cyclictest246650irq/16-enp2s0f023:12:151
19632993332,0cyclictest246650irq/16-enp2s0f023:02:061
19632993332,0cyclictest246650irq/16-enp2s0f022:56:201
19632993332,0cyclictest246650irq/16-enp2s0f022:55:031
19632993332,0cyclictest246650irq/16-enp2s0f022:41:041
19632993332,0cyclictest246650irq/16-enp2s0f022:18:231
19632993332,0cyclictest246650irq/16-enp2s0f022:01:291
19632993332,0cyclictest246650irq/16-enp2s0f021:42:441
19632993332,0cyclictest246650irq/16-enp2s0f021:37:421
19632993332,0cyclictest246650irq/16-enp2s0f021:31:541
19632993332,0cyclictest246650irq/16-enp2s0f021:08:251
19632993332,0cyclictest246650irq/16-enp2s0f020:56:161
19632993332,0cyclictest246650irq/16-enp2s0f020:21:151
19632993332,0cyclictest246650irq/16-enp2s0f020:16:091
19632993332,0cyclictest246650irq/16-enp2s0f019:51:141
19632993332,0cyclictest246650irq/16-enp2s0f019:39:381
19632993332,0cyclictest246650irq/16-enp2s0f019:27:471
19632993332,0cyclictest246650irq/16-enp2s0f019:21:521
19632993332,0cyclictest246650irq/16-enp2s0f019:07:561
19632993332,0cyclictest246650irq/16-enp2s0f000:11:271
19632993332,0cyclictest246650irq/16-enp2s0f000:06:231
19632993332,0cyclictest190650irq/16-nvkm20:31:111
19632993332,0cyclictest168750irq/16-i91523:52:041
19632993332,0cyclictest168750irq/16-i91523:33:081
19632993332,0cyclictest168750irq/16-i91523:23:021
19632993332,0cyclictest168750irq/16-i91523:16:061
19632993332,0cyclictest168750irq/16-i91522:31:351
19632993332,0cyclictest168750irq/16-i91522:11:421
19632993332,0cyclictest168750irq/16-i91522:06:471
19632993332,0cyclictest168750irq/16-i91521:58:171
19632993332,0cyclictest168750irq/16-i91521:14:021
19632993332,0cyclictest168750irq/16-i91521:05:031
19632993332,0cyclictest168750irq/16-i91520:07:401
19632993332,0cyclictest168750irq/16-i91520:05:251
19632993332,0cyclictest168750irq/16-i91519:34:171
19632993332,0cyclictest168750irq/16-i91519:18:231
19632993332,0cyclictest168750irq/16-i91500:01:061
19632993331,1cyclictest246650irq/16-enp2s0f020:48:101
19632993331,1cyclictest246650irq/16-enp2s0f000:26:571
19632993331,1cyclictest168750irq/16-i91522:46:251
19632993331,1cyclictest168750irq/16-i91520:51:151
19632993331,1cyclictest168750irq/16-i91500:31:591
19631993333,0cyclictest81ktimersoftd/023:27:040
19631993333,0cyclictest81ktimersoftd/022:35:000
19631993333,0cyclictest81ktimersoftd/021:03:520
19631993333,0cyclictest81ktimersoftd/020:28:440
19631993333,0cyclictest81ktimersoftd/019:46:070
19631993333,0cyclictest246650irq/16-enp2s0f021:36:130
19631993333,0cyclictest246650irq/16-enp2s0f021:33:460
19631993333,0cyclictest246650irq/16-enp2s0f021:19:270
19631993333,0cyclictest246650irq/16-enp2s0f019:30:020
19631993332,0cyclictest81ktimersoftd/023:49:360
19631993332,0cyclictest81ktimersoftd/023:38:050
19631993332,0cyclictest81ktimersoftd/023:35:100
19631993332,0cyclictest81ktimersoftd/023:02:010
19631993332,0cyclictest81ktimersoftd/022:58:450
19631993332,0cyclictest81ktimersoftd/022:51:500
19631993332,0cyclictest81ktimersoftd/022:09:450
19631993332,0cyclictest81ktimersoftd/021:48:140
19631993332,0cyclictest81ktimersoftd/021:11:060
19631993332,0cyclictest81ktimersoftd/021:06:440
19631993332,0cyclictest81ktimersoftd/020:34:150
19631993332,0cyclictest81ktimersoftd/020:18:390
19631993332,0cyclictest81ktimersoftd/019:16:300
19631993332,0cyclictest81ktimersoftd/019:13:520
19631993332,0cyclictest81ktimersoftd/000:21:080
19631993332,0cyclictest81ktimersoftd/000:00:280
19631993332,0cyclictest246650irq/16-enp2s0f021:54:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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