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2025-07-02 - 12:49
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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 Jul 02, 2025 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
178302630,1sleep017832-22fschecks_count19:00:120
18873993736,0cyclictest245950irq/16-enp2s0f022:19:590
18873993534,0cyclictest245950irq/16-enp2s0f000:06:080
1860823511,17sleep10-21swapper/119:02:511
18874993433,0cyclictest245950irq/16-enp2s0f021:11:271
18874993432,1cyclictest245950irq/16-enp2s0f019:40:151
18874993432,1cyclictest167950irq/16-i91523:50:331
18874993432,1cyclictest167950irq/16-i91520:34:581
18874993432,1cyclictest167950irq/16-i91519:30:101
18873993434,0cyclictest245950irq/16-enp2s0f023:46:550
18873993433,0cyclictest245950irq/16-enp2s0f023:56:070
18873993433,0cyclictest245950irq/16-enp2s0f023:15:170
18873993433,0cyclictest245950irq/16-enp2s0f021:25:100
18873993433,0cyclictest245950irq/16-enp2s0f021:24:170
18873993433,0cyclictest245950irq/16-enp2s0f020:48:450
18873993433,0cyclictest245950irq/16-enp2s0f019:55:340
18873993433,0cyclictest245950irq/16-enp2s0f019:19:530
18873993433,0cyclictest245950irq/16-enp2s0f000:33:070
18873993432,1cyclictest245950irq/16-enp2s0f021:35:090
18873993432,1cyclictest245950irq/16-enp2s0f021:30:080
18873993432,1cyclictest245950irq/16-enp2s0f020:35:130
18873993432,1cyclictest245950irq/16-enp2s0f020:06:390
18873993432,1cyclictest245950irq/16-enp2s0f019:13:010
18873993431,0cyclictest167950irq/16-i91520:40:110
18874993332,0cyclictest245950irq/16-enp2s0f023:40:201
18874993332,0cyclictest245950irq/16-enp2s0f022:42:041
18874993332,0cyclictest245950irq/16-enp2s0f020:11:421
18874993332,0cyclictest245950irq/16-enp2s0f019:45:321
18874993332,0cyclictest245950irq/16-enp2s0f019:45:321
18874993332,0cyclictest167950irq/16-i91523:23:301
18874993332,0cyclictest167950irq/16-i91523:15:081
18874993332,0cyclictest167950irq/16-i91522:35:201
18874993332,0cyclictest167950irq/16-i91522:32:331
18874993332,0cyclictest167950irq/16-i91522:24:581
18874993332,0cyclictest167950irq/16-i91522:00:091
18874993332,0cyclictest167950irq/16-i91521:40:151
18874993332,0cyclictest167950irq/16-i91521:30:061
18874993332,0cyclictest167950irq/16-i91521:25:071
18874993332,0cyclictest167950irq/16-i91520:50:001
18874993332,0cyclictest167950irq/16-i91520:45:391
18874993332,0cyclictest167950irq/16-i91520:04:531
18874993332,0cyclictest167950irq/16-i91519:52:551
18874993332,0cyclictest167950irq/16-i91519:35:171
18874993332,0cyclictest167950irq/16-i91500:30:421
18874993331,1cyclictest245950irq/16-enp2s0f000:15:111
18874993331,1cyclictest185550irq/16-nvkm20:25:101
18874993331,1cyclictest167950irq/16-i91523:32:401
18874993331,1cyclictest167950irq/16-i91522:47:081
18874993331,1cyclictest167950irq/16-i91522:15:121
18874993331,1cyclictest167950irq/16-i91522:05:111
18874993331,1cyclictest167950irq/16-i91522:05:111
18874993331,1cyclictest167950irq/16-i91521:55:111
18874993331,1cyclictest167950irq/16-i91521:15:111
18874993331,1cyclictest167950irq/16-i91520:05:141
18874993331,1cyclictest167950irq/16-i91519:12:151
18874993331,1cyclictest167950irq/16-i91500:05:031
18873993332,0cyclictest245950irq/16-enp2s0f023:37:050
18873993332,0cyclictest245950irq/16-enp2s0f023:30:130
18873993332,0cyclictest245950irq/16-enp2s0f023:20:340
18873993332,0cyclictest245950irq/16-enp2s0f023:10:530
18873993332,0cyclictest245950irq/16-enp2s0f023:05:160
18873993332,0cyclictest245950irq/16-enp2s0f022:56:130
18873993332,0cyclictest245950irq/16-enp2s0f022:50:140
18873993332,0cyclictest245950irq/16-enp2s0f022:45:100
18873993332,0cyclictest245950irq/16-enp2s0f022:40:140
18873993332,0cyclictest245950irq/16-enp2s0f022:25:120
18873993332,0cyclictest245950irq/16-enp2s0f022:15:120
18873993332,0cyclictest245950irq/16-enp2s0f022:05:110
18873993332,0cyclictest245950irq/16-enp2s0f022:05:110
18873993332,0cyclictest245950irq/16-enp2s0f022:00:160
18873993332,0cyclictest245950irq/16-enp2s0f021:55:100
18873993332,0cyclictest245950irq/16-enp2s0f021:40:110
18873993332,0cyclictest245950irq/16-enp2s0f021:04:300
18873993332,0cyclictest245950irq/16-enp2s0f020:50:160
18873993332,0cyclictest245950irq/16-enp2s0f020:30:130
18873993332,0cyclictest245950irq/16-enp2s0f020:27:190
18873993332,0cyclictest245950irq/16-enp2s0f020:18:150
18873993332,0cyclictest245950irq/16-enp2s0f020:14:540
18873993332,0cyclictest245950irq/16-enp2s0f020:00:150
18873993332,0cyclictest245950irq/16-enp2s0f019:50:520
18873993332,0cyclictest245950irq/16-enp2s0f019:40:130
18873993332,0cyclictest245950irq/16-enp2s0f019:30:010
18873993332,0cyclictest245950irq/16-enp2s0f019:24:460
18873993332,0cyclictest245950irq/16-enp2s0f000:20:390
18873993332,0cyclictest245950irq/16-enp2s0f000:10:140
18873993332,0cyclictest245950irq/16-enp2s0f000:00:140
18873993332,0cyclictest167950irq/16-i91523:50:330
18873993331,1cyclictest245950irq/16-enp2s0f023:40:150
18873993331,1cyclictest245950irq/16-enp2s0f021:05:130
18873993331,1cyclictest245950irq/16-enp2s0f020:55:120
18873993331,1cyclictest245950irq/16-enp2s0f020:22:440
18873993331,1cyclictest245950irq/16-enp2s0f019:35:150
18873993331,1cyclictest245950irq/16-enp2s0f019:09:570
18873993331,1cyclictest167950irq/16-i91521:15:050
18874993232,0cyclictest245950irq/16-enp2s0f023:45:081
18874993232,0cyclictest167950irq/16-i91523:55:371
18874993232,0cyclictest167950irq/16-i91521:50:161
18874993232,0cyclictest167950irq/16-i91500:00:001
18874993231,0cyclictest245950irq/16-enp2s0f019:55:151
18874993231,0cyclictest167950irq/16-i91523:35:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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