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2025-11-26 - 15:11
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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 50 highest latencies:
System rack6slot2.osadl.org (updated Wed Nov 26, 2025 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2332725422,23sleep00-21swapper/006:57:170
241372428,8sleep10-21swapper/106:57:261
24670993628,7cyclictest245950irq/16-enp2s0f009:57:200
24670993627,8cyclictest245950irq/16-enp2s0f012:27:050
24671993433,0cyclictest245950irq/16-enp2s0f010:03:391
24671993433,0cyclictest167950irq/16-i91509:43:541
24671993432,1cyclictest245950irq/16-enp2s0f007:49:301
24671993432,1cyclictest167950irq/16-i91512:17:251
24671993432,1cyclictest167950irq/16-i91511:22:201
24671993432,1cyclictest167950irq/16-i91508:12:221
24670993434,0cyclictest245950irq/16-enp2s0f007:56:590
24670993433,0cyclictest245950irq/16-enp2s0f012:27:530
24670993433,0cyclictest245950irq/16-enp2s0f011:27:180
24670993433,0cyclictest245950irq/16-enp2s0f011:07:250
24670993433,0cyclictest245950irq/16-enp2s0f010:26:010
24670993433,0cyclictest245950irq/16-enp2s0f010:20:590
24670993433,0cyclictest245950irq/16-enp2s0f009:22:180
24670993433,0cyclictest245950irq/16-enp2s0f008:37:200
24670993433,0cyclictest245950irq/16-enp2s0f008:22:230
24670993433,0cyclictest245950irq/16-enp2s0f008:07:230
24670993432,1cyclictest245950irq/16-enp2s0f012:07:210
24670993432,1cyclictest245950irq/16-enp2s0f012:02:170
24670993432,1cyclictest245950irq/16-enp2s0f011:17:200
24670993432,1cyclictest245950irq/16-enp2s0f011:02:300
24670993432,1cyclictest245950irq/16-enp2s0f010:57:170
24670993432,1cyclictest245950irq/16-enp2s0f010:37:190
24670993432,1cyclictest245950irq/16-enp2s0f010:02:200
24670993432,1cyclictest245950irq/16-enp2s0f008:57:180
24670993432,1cyclictest245950irq/16-enp2s0f008:28:530
24670993432,1cyclictest245950irq/16-enp2s0f007:57:260
24670993425,7cyclictest245950irq/16-enp2s0f011:52:200
24671993333,0cyclictest167950irq/16-i91509:28:171
24671993332,0cyclictest245950irq/16-enp2s0f009:02:201
24671993332,0cyclictest245950irq/16-enp2s0f007:25:001
24671993332,0cyclictest245950irq/16-enp2s0f007:17:231
24671993332,0cyclictest167950irq/16-i91512:26:181
24671993332,0cyclictest167950irq/16-i91512:01:311
24671993332,0cyclictest167950irq/16-i91511:51:481
24671993332,0cyclictest167950irq/16-i91511:46:531
24671993332,0cyclictest167950irq/16-i91511:27:131
24671993332,0cyclictest167950irq/16-i91511:18:051
24671993332,0cyclictest167950irq/16-i91511:03:521
24671993332,0cyclictest167950irq/16-i91510:59:211
24671993332,0cyclictest167950irq/16-i91510:44:191
24671993332,0cyclictest167950irq/16-i91510:41:131
24671993332,0cyclictest167950irq/16-i91510:27:131
24671993332,0cyclictest167950irq/16-i91510:17:221
24671993332,0cyclictest167950irq/16-i91509:57:211
24671993332,0cyclictest167950irq/16-i91509:14:241
24671993332,0cyclictest167950irq/16-i91508:57:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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