SED用在超大text檔 - Linux

By George
at 2013-08-16T18:15
at 2013-08-16T18:15
Table of Contents
如題,檔案大小約在 5-50G之間的 text file
操作出來的結果不快我可以理解
可是有個疑問
如果用了 sed -n 500,550p 123.txt
基本上 500-550行的結果,是馬上顯示在螢幕上
但是還要跑一陣子才會回到 > 底下
能請教這是什麼原因嗎?
是否有改善的做法呢?
不然還得自己用 ctrl+c 中斷命令
感謝
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