# 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/kbggnrq
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Linux 啓動時內存管理：MemBlock 分配器**
當計算機系統啓動，Linux 內核被加載到內存中，它就像是一位初來乍到的管理者，面臨着諸多棘手難題。一方面，內核在啓動的最初階段，常規的內存管理機制，如大名鼎鼎的夥伴系統（Buddy System）還尚未準備就緒，無法投入使用；另一方面，系統運行又急需內存，從內核自身的數據結構初始化，像進程控制塊（PCB）、各種內核模塊的加載，到早期硬件設備的驅動程序初始化，無一不需要內存空間來存儲信息。想象一下 ⌘ Read more