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2024-04-24 - 01:28
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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 rackeslot2.osadl.org (updated Tue Apr 23, 2024 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
407578421120,2sleep20-21swapper/212:20:242
371165421020,2sleep30-21swapper/308:20:183
37134102720,2sleep03713413-21kthreadcore08:20:190
2358491260,4ptp4l164790irq/127-enp1s0-TxRx-012:36:533
2358491250,6ptp4l164790irq/127-enp1s0-TxRx-010:52:123
2358491250,5ptp4l164790irq/127-enp1s0-TxRx-012:26:393
2358491250,5ptp4l164790irq/127-enp1s0-TxRx-011:57:133
2358491250,5ptp4l164790irq/127-enp1s0-TxRx-011:11:403
2358491250,5ptp4l164790irq/127-enp1s0-TxRx-011:06:033
2358491250,4ptp4l164790irq/127-enp1s0-TxRx-011:45:153
2358491250,4ptp4l164790irq/127-enp1s0-TxRx-011:27:433
2358491250,4ptp4l164790irq/127-enp1s0-TxRx-009:59:133
2358491250,4ptp4l164790irq/127-enp1s0-TxRx-009:22:263
2358491250,4ptp4l164790irq/127-enp1s0-TxRx-007:20:013
2358491240,5ptp4l164790irq/127-enp1s0-TxRx-012:14:453
2358491240,5ptp4l164790irq/127-enp1s0-TxRx-011:01:263
2358491240,5ptp4l164790irq/127-enp1s0-TxRx-010:49:203
2358491240,5ptp4l164790irq/127-enp1s0-TxRx-009:51:243
2358491240,5ptp4l164790irq/127-enp1s0-TxRx-008:00:023
2358491240,5ptp4l164790irq/127-enp1s0-TxRx-007:30:003
2358491240,5ptp4l164790irq/127-enp1s0-TxRx-007:30:003
2358491240,4ptp4l164790irq/127-enp1s0-TxRx-010:10:213
2358491240,4ptp4l164790irq/127-enp1s0-TxRx-009:40:003
2358491240,3ptp4l164790irq/127-enp1s0-TxRx-008:55:263
38529952230,2chrt0-21swapper/010:02:110
37018432230,2chrt0-21swapper/308:10:203
36672972230,2chrt0-21swapper/307:40:223
3625563992320,2cyclictest1-21systemd07:15:020
2358491230,6ptp4l164790irq/127-enp1s0-TxRx-011:40:543
2358491230,5ptp4l164790irq/127-enp1s0-TxRx-010:42:433
2358491230,5ptp4l164790irq/127-enp1s0-TxRx-010:27:473
2358491230,5ptp4l164790irq/127-enp1s0-TxRx-010:09:403
2358491230,5ptp4l164790irq/127-enp1s0-TxRx-010:03:263
2358491230,5ptp4l164790irq/127-enp1s0-TxRx-009:25:143
2358491230,4ptp4l164790irq/127-enp1s0-TxRx-012:30:053
2358491230,4ptp4l164790irq/127-enp1s0-TxRx-012:01:553
2358491230,4ptp4l164790irq/127-enp1s0-TxRx-010:58:533
2358491230,4ptp4l164790irq/127-enp1s0-TxRx-008:45:033
2358491230,3ptp4l164790irq/127-enp1s0-TxRx-011:54:533
2358491230,11ptp4l164790irq/127-enp1s0-TxRx-010:17:253
23582912311,9phc2sys0-21swapper/311:15:213
406871322218,2sleep20-21swapper/212:16:412
406070322218,2sleep20-21swapper/212:11:402
404490822218,2sleep20-21swapper/212:01:542
403633422218,2sleep20-21swapper/211:56:132
402041722218,2sleep20-21swapper/211:46:192
401302222218,2sleep20-21swapper/211:42:262
400492722218,2sleep20-21swapper/211:37:132
399723622218,2sleep20-21swapper/211:32:402
398949022218,2sleep20-21swapper/211:28:072
397393722218,2sleep20-21swapper/211:19:252
394953722218,2sleep20-21swapper/211:03:302
394205922218,2sleep20-21swapper/210:59:572
392653022218,2sleep20-21swapper/210:50:072
392539922218,2sleep20-21swapper/210:48:312
390897022218,2sleep20-21swapper/210:37:412
389457522218,2sleep20-21swapper/210:30:032
387677122218,2sleep20-21swapper/210:17:012
387015522218,2sleep20-21swapper/210:14:402
385270622218,2sleep20-21swapper/210:01:382
382986622218,2sleep20-21swapper/209:49:112
382214722218,2sleep20-21swapper/209:44:422
378053522218,2sleep20-21swapper/209:16:172
377254622218,2sleep20-21swapper/209:11:082
3625565992219,2cyclictest3974808-21/usr/sbin/munin11:20:021
3625565992219,2cyclictest3743632-21grep08:50:011
3625565992219,2cyclictest3674137-21apt-key07:50:011
3625563992219,2cyclictest3838640-21apt-key09:55:010
2358491220,5ptp4l164790irq/127-enp1s0-TxRx-010:20:433
2358491220,4ptp4l164790irq/127-enp1s0-TxRx-009:14:333
2358491220,4ptp4l164790irq/127-enp1s0-TxRx-008:50:373
2358491220,3ptp4l164790irq/127-enp1s0-TxRx-009:47:413
396458622118,2sleep20-21swapper/211:11:442
395533122118,2sleep20-21swapper/211:05:222
383889022118,2sleep20-21swapper/209:55:042
379761522117,2sleep20-21swapper/209:28:312
374323622118,2sleep20-21swapper/208:46:542
372596622118,2sleep20-21swapper/208:32:202
370851622117,2sleep20-21swapper/208:15:292
369711222118,2sleep20-21swapper/208:06:512
369125522118,2sleep20-21swapper/208:00:582
366800922118,2sleep20-21swapper/207:41:342
366240122118,2sleep20-21swapper/207:38:302
364462622118,2sleep20-21swapper/207:20:502
363881422118,2sleep20-21swapper/207:15:572
3625563992117,2cyclictest1465-21gmain07:55:020
2358491210,8ptp4l164790irq/127-enp1s0-TxRx-008:35:133
2358491210,6ptp4l164790irq/127-enp1s0-TxRx-007:47:123
2358491210,5ptp4l164790irq/127-enp1s0-TxRx-009:41:593
2358491210,5ptp4l164790irq/127-enp1s0-TxRx-008:04:393
2358491210,5ptp4l164790irq/127-enp1s0-TxRx-007:06:523
2358491210,4ptp4l164790irq/127-enp1s0-TxRx-012:19:103
2358491210,4ptp4l164790irq/127-enp1s0-TxRx-011:36:413
2358491210,4ptp4l164790irq/127-enp1s0-TxRx-010:31:243
2358491210,3ptp4l164790irq/127-enp1s0-TxRx-012:20:123
2358491210,2ptp4l0-21swapper/311:33:083
2358491210,2ptp4l0-21swapper/308:40:153
383653922017,1sleep20-21swapper/209:51:362
375468522017,2sleep20-21swapper/208:56:132
372021022017,2sleep20-21swapper/208:27:272
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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