ukonlly https://blog.hatena.ne.jp/ukonlly/ 開発めも２ https://ukonlly.hatenablog.jp/ for i in `seq 1 1000000` do echo $i >> count.dat doneexport n=500000 export m=500100time sed -n -e "$n,${m}p" -e "${m}q" count.dat > bbb.dat real 0m0.059s user 0m0.056s sys 0m0.004stime head -$m count.dat |tail -100 > aaa.dat real 0m0.046s user 0m0.022s sys 0m0.007s EC2 micro instance time sed -n -e… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fukonlly.hatenablog.jp%2Fentry%2F20140316%2F1394947733" title="ファイルから指定行を取得 速度比較 - 開発めも２" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2014-03-16 14:28:53 rich https://ukonlly.hatenablog.jp/entry/20140316/1394947733 1.0 100%