# 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/rfgxira
秒殺系統的設計**
現在許多商家了吸引顧客都會使用低價的秒殺商品來做活動,下圖展示了京東的秒殺活動頁面:     秒殺活動在開始的時候,用戶根據自己的需要下單自己喜歡的商品,此時服務器瞬間會打入大量的流量進來,如何設計一套可以扛住高併發的秒殺系統來支撐秒殺活動?下面我們具體的做秒殺系統的設計。 1、整體的秒殺設計     秒殺系統中我們使用了 LVS 和 Nginx 來扛住第一波流量,並且在 Nginx ⌘ Read more