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Networking
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2 entries
01
Writing
Four Seconds on a First Visit
2026-10-29
The site always felt fast to me because my browser had a cache. A cold request from Beijing took 1.3 seconds to first byte and four seconds to finish, once twenty-four. On a small server in Hong Kong it now finishes in 0.3.
#Networking
#Deployment
02
Notes
A Clean Ping Doesn’t Mean Big Packets Get Through
2026-10-27
Zero packet loss and 11 ms latency, yet downloads crawled at 10–25 KB/s. Lowering the MTU to 1400 made them roughly 300 times faster.
#Networking
#Debugging
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