Getting big ping latency every 10s or so - spikes and delay making my wifi intermittent

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Level 1

4 points

Getting big ping latency every 10s or so - spikes and delay making my wifi intermittent

I spent all day on this - it was occurring on all my 6 macs - turns out that any app which does location services or wifi scans causes the problem - here's how to fix it:-

Here is the answer: https://apple.stackexchange.com/questions/263638/macbook-pro-experiencing-ping-spikes-to-local-router/348574#348574

MacBook Pro 15″, macOS 10.13

Posted on Dec 19, 2020 5:01 PM

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Answer 1

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CryptoPhoto Author

Level 1

4 points

Dec 19, 2020 5:05 PM in response to CryptoPhoto

p.s. here is a log of the symptoms:

64 bytes from 8.8.8.8: icmp_seq=440 ttl=116 time=23.221 ms

64 bytes from 8.8.8.8: icmp_seq=441 ttl=116 time=22.795 ms

64 bytes from 8.8.8.8: icmp_seq=442 ttl=116 time=23.112 ms

64 bytes from 8.8.8.8: icmp_seq=443 ttl=116 time=23.530 ms

64 bytes from 8.8.8.8: icmp_seq=444 ttl=116 time=23.695 ms

64 bytes from 8.8.8.8: icmp_seq=445 ttl=116 time=117.110 ms

64 bytes from 8.8.8.8: icmp_seq=446 ttl=116 time=149.660 ms

64 bytes from 8.8.8.8: icmp_seq=447 ttl=116 time=39.162 ms

64 bytes from 8.8.8.8: icmp_seq=448 ttl=116 time=144.834 ms

64 bytes from 8.8.8.8: icmp_seq=449 ttl=116 time=23.192 ms

64 bytes from 8.8.8.8: icmp_seq=450 ttl=116 time=22.655 ms

64 bytes from 8.8.8.8: icmp_seq=451 ttl=116 time=23.357 ms

64 bytes from 8.8.8.8: icmp_seq=452 ttl=116 time=23.391 ms

64 bytes from 8.8.8.8: icmp_seq=453 ttl=116 time=22.757 ms

64 bytes from 8.8.8.8: icmp_seq=454 ttl=116 time=23.579 ms

64 bytes from 8.8.8.8: icmp_seq=455 ttl=116 time=22.361 ms

64 bytes from 8.8.8.8: icmp_seq=456 ttl=116 time=22.755 ms

64 bytes from 8.8.8.8: icmp_seq=457 ttl=116 time=23.041 ms

64 bytes from 8.8.8.8: icmp_seq=458 ttl=116 time=23.388 ms

64 bytes from 8.8.8.8: icmp_seq=459 ttl=116 time=23.077 ms

64 bytes from 8.8.8.8: icmp_seq=460 ttl=116 time=101.910 ms

64 bytes from 8.8.8.8: icmp_seq=461 ttl=116 time=153.250 ms

64 bytes from 8.8.8.8: icmp_seq=462 ttl=116 time=24.132 ms

64 bytes from 8.8.8.8: icmp_seq=463 ttl=116 time=27.386 ms

64 bytes from 8.8.8.8: icmp_seq=464 ttl=116 time=23.307 ms

64 bytes from 8.8.8.8: icmp_seq=465 ttl=116 time=23.609 ms

64 bytes from 8.8.8.8: icmp_seq=466 ttl=116 time=23.084 ms

64 bytes from 8.8.8.8: icmp_seq=467 ttl=116 time=23.229 ms

64 bytes from 8.8.8.8: icmp_seq=468 ttl=116 time=23.405 ms

64 bytes from 8.8.8.8: icmp_seq=469 ttl=116 time=22.490 ms

64 bytes from 8.8.8.8: icmp_seq=470 ttl=116 time=23.186 ms

64 bytes from 8.8.8.8: icmp_seq=471 ttl=116 time=23.531 ms

64 bytes from 8.8.8.8: icmp_seq=472 ttl=116 time=22.867 ms

64 bytes from 8.8.8.8: icmp_seq=473 ttl=116 time=23.418 ms

64 bytes from 8.8.8.8: icmp_seq=474 ttl=116 time=182.539 ms

64 bytes from 8.8.8.8: icmp_seq=475 ttl=116 time=67.436 ms

64 bytes from 8.8.8.8: icmp_seq=476 ttl=116 time=113.186 ms

64 bytes from 8.8.8.8: icmp_seq=477 ttl=116 time=137.201 ms

64 bytes from 8.8.8.8: icmp_seq=478 ttl=116 time=276.346 ms

64 bytes from 8.8.8.8: icmp_seq=479 ttl=116 time=22.116 ms

64 bytes from 8.8.8.8: icmp_seq=480 ttl=116 time=22.167 ms

64 bytes from 8.8.8.8: icmp_seq=481 ttl=116 time=22.033 ms

64 bytes from 8.8.8.8: icmp_seq=482 ttl=116 time=22.379 ms

64 bytes from 8.8.8.8: icmp_seq=483 ttl=116 time=23.241 ms

64 bytes from 8.8.8.8: icmp_seq=484 ttl=116 time=22.233 ms

64 bytes from 8.8.8.8: icmp_seq=485 ttl=116 time=22.602 ms

64 bytes from 8.8.8.8: icmp_seq=486 ttl=116 time=23.379 ms

64 bytes from 8.8.8.8: icmp_seq=487 ttl=116 time=22.682 ms

64 bytes from 8.8.8.8: icmp_seq=488 ttl=116 time=22.401 ms

64 bytes from 8.8.8.8: icmp_seq=489 ttl=116 time=102.160 ms

64 bytes from 8.8.8.8: icmp_seq=490 ttl=116 time=179.274 ms

64 bytes from 8.8.8.8: icmp_seq=491 ttl=116 time=218.303 ms

64 bytes from 8.8.8.8: icmp_seq=492 ttl=116 time=149.457 ms

64 bytes from 8.8.8.8: icmp_seq=493 ttl=116 time=22.297 ms

64 bytes from 8.8.8.8: icmp_seq=494 ttl=116 time=22.110 ms

64 bytes from 8.8.8.8: icmp_seq=495 ttl=116 time=23.379 ms

64 bytes from 8.8.8.8: icmp_seq=496 ttl=116 time=23.627 ms

64 bytes from 8.8.8.8: icmp_seq=497 ttl=116 time=28.800 ms

64 bytes from 8.8.8.8: icmp_seq=498 ttl=116 time=23.928 ms

64 bytes from 8.8.8.8: icmp_seq=499 ttl=116 time=23.431 ms

64 bytes from 8.8.8.8: icmp_seq=500 ttl=116 time=23.471 ms

64 bytes from 8.8.8.8: icmp_seq=501 ttl=116 time=23.622 ms

64 bytes from 8.8.8.8: icmp_seq=502 ttl=116 time=22.837 ms

64 bytes from 8.8.8.8: icmp_seq=503 ttl=116 time=72.227 ms

64 bytes from 8.8.8.8: icmp_seq=504 ttl=116 time=106.732 ms

64 bytes from 8.8.8.8: icmp_seq=505 ttl=116 time=150.171 ms

64 bytes from 8.8.8.8: icmp_seq=506 ttl=116 time=22.739 ms

64 bytes from 8.8.8.8: icmp_seq=507 ttl=116 time=23.745 ms

64 bytes from 8.8.8.8: icmp_seq=508 ttl=116 time=23.244 ms

64 bytes from 8.8.8.8: icmp_seq=509 ttl=116 time=23.575 ms

64 bytes from 8.8.8.8: icmp_seq=510 ttl=116 time=25.170 ms

64 bytes from 8.8.8.8: icmp_seq=511 ttl=116 time=51.001 ms

64 bytes from 8.8.8.8: icmp_seq=512 ttl=116 time=26.533 ms

64 bytes from 8.8.8.8: icmp_seq=513 ttl=116 time=22.221 ms

64 bytes from 8.8.8.8: icmp_seq=514 ttl=116 time=22.658 ms

64 bytes from 8.8.8.8: icmp_seq=515 ttl=116 time=23.313 ms

64 bytes from 8.8.8.8: icmp_seq=516 ttl=116 time=23.074 ms

64 bytes from 8.8.8.8: icmp_seq=517 ttl=116 time=106.828 ms

64 bytes from 8.8.8.8: icmp_seq=518 ttl=116 time=129.065 ms

64 bytes from 8.8.8.8: icmp_seq=519 ttl=116 time=148.235 ms

64 bytes from 8.8.8.8: icmp_seq=520 ttl=116 time=32.353 ms

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Getting big ping latency every 10s or so - spikes and delay making my wifi intermittent

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