Walterva
Come valori ottici sono quelli che ti ha letto il tecnico OF con lo strumento o quelli presi dall'ONT?
Perchè nel mio caso ci sono circa 8dB di differenza, sull'ONT segna -28dB, ma poi le prestazioni sono comunque ok con la 10G:
C:\Users\User>speedtest -s50954
Speedtest by Ookla
Server: Sky Wifi - Milano (id: 50954)
ISP: Dimensione
Idle Latency: 8.89 ms (jitter: 0.16ms, low: 8.80ms, high: 9.13ms)
Download: 8016.84 Mbps (data used: 9.6 GB)
8.86 ms (jitter: 0.66ms, low: 8.02ms, high: 19.30ms)
Upload: 2115.95 Mbps (data used: 2.2 GB)
9.05 ms (jitter: 0.56ms, low: 8.45ms, high: 24.64ms)
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/47f8c90c-b702-4315-a0a0-e9efb2113534
C:\Users\User>speedtest -s40519
Speedtest by Ookla
Server: Aruba S.p.A. - Ponte San Pietro (id: 40519)
ISP: Dimensione
Idle Latency: 9.54 ms (jitter: 0.16ms, low: 9.32ms, high: 9.95ms)
Download: 8111.83 Mbps (data used: 12.6 GB)
14.08 ms (jitter: 21.98ms, low: 8.80ms, high: 324.10ms)
Upload: 1973.60 Mbps (data used: 1.8 GB)
9.66 ms (jitter: 0.72ms, low: 9.18ms, high: 24.38ms)
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/4afb04ac-deb4-49de-9de0-e2233727bcee
C:\Users\User>speedtest -s11427
Speedtest by Ookla
Server: EOLO - Milan (id: 11427)
ISP: Dimensione
Idle Latency: 8.58 ms (jitter: 0.11ms, low: 8.41ms, high: 8.80ms)
Download: 8417.78 Mbps (data used: 13.4 GB)
14.98 ms (jitter: 28.24ms, low: 7.97ms, high: 541.81ms)
Upload: 1934.26 Mbps (data used: 2.9 GB)
8.56 ms (jitter: 0.68ms, low: 7.87ms, high: 23.99ms)
Packet Loss: 0.4%
Result URL: https://www.speedtest.net/result/c/f20e9def-4b26-422a-870f-ecd2e42bb416
C:\Users\User>speedtest -s44591
Speedtest by Ookla
Server: HAL Service SPA - Milano (id: 44591)
ISP: Dimensione
Idle Latency: 8.98 ms (jitter: 0.15ms, low: 8.60ms, high: 9.07ms)
Download: 8017.00 Mbps (data used: 10.1 GB)
9.61 ms (jitter: 0.60ms, low: 8.59ms, high: 12.77ms)
Upload: 2091.61 Mbps (data used: 2.4 GB)
9.01 ms (jitter: 0.55ms, low: 8.37ms, high: 24.57ms)
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/c68da7b3-c8b3-43f6-9f4f-286479b57d07
C:\Users\User>speedtest -s30907
Speedtest by Ookla
Server: Deutsche Telekom - Berlin (id: 30907)
ISP: Dimensione
Idle Latency: 26.80 ms (jitter: 0.28ms, low: 26.52ms, high: 26.92ms)
Download: 7347.13 Mbps (data used: 9.9 GB)
40.11 ms (jitter: 10.92ms, low: 36.26ms, high: 310.21ms)
Upload: 2097.51 Mbps (data used: 2.6 GB)
27.38 ms (jitter: 1.55ms, low: 26.44ms, high: 35.30ms)
Packet Loss: 4.8%
Result URL: https://www.speedtest.net/result/c/fc7d44c5-9e18-4711-ba44-e2df79fb1f18
C:\Windows\system32>speedtest -s14010
Speedtest by Ookla
Server: Magnet Networks - Dublin (id: 14010)
ISP: Dimensione
Idle Latency: 43.82 ms (jitter: 0.15ms, low: 43.72ms, high: 44.06ms)
Download: 6335.87 Mbps (data used: 8.0 GB)
116.34 ms (jitter: 26.95ms, low: 43.18ms, high: 179.60ms)
Upload: 2034.99 Mbps (data used: 2.7 GB)
45.68 ms (jitter: 1.51ms, low: 44.65ms, high: 52.26ms)
Packet Loss: 0.0%
Result URL: https://www.speedtest.net/result/c/7e4ba518-d70c-480f-93d5-e7d33bcef788
La scheda che usi mi pare abbia chipset Aquantia giusto?
Avevo sentito avesse qualche problemino ma magari ad oggi hanno risolto tutto, ti consiglierei comunque ti aggiornare i driver.
I test con quale ISP li hai fatti e su quali server? (spero via CLI, da browser confermo che non superano i 3Gbit e non perchè satura la CPU del PC)