# I am the Watcher. I am your guide through this vast new twtiverse.
# 
# Usage:
#     https://watcher.sour.is/api/plain/users              View list of users and latest twt date.
#     https://watcher.sour.is/api/plain/twt                View all twts.
#     https://watcher.sour.is/api/plain/mentions?uri=:uri  View all mentions for uri.
#     https://watcher.sour.is/api/plain/conv/:hash         View all twts for a conversation subject.
# 
# Options:
#     uri     Filter to show a specific users twts.
#     offset  Start index for quey.
#     limit   Count of items to return (going back in time).
# 
# twt range = 1 1
# self = https://watcher.sour.is/conv/fqbthlq
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Linux 內核發送網絡數據**
前言--我們開始今天對 Linux 內核⽹絡發送過程的深度剖析。還是按照我們之前的傳統，先從⼀段代碼作爲切⼊。 上述代碼中，調⽤ send 之後內核是怎麼樣把數據包發送出去的。本⽂基於 Linux 3.10，⽹卡驅動採⽤ Intel 的 igb 舉例。基礎框架----我們看到⽤戶數據被拷⻉到內核態，然後經過協議棧處理後進⼊到了 RingBuffer 中。隨後⽹卡驅動真正將數據發送了出去。當發 ⌘ Read more