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tailで文字列をハイライト表示する風

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アクセスログなど流速が早いログをtail -fしているときに特定文字列を見ておきたいときがあります。
grepしてもいいんだけど、それだと見逃すログがあるためlessコマンドで実現します。

$ less -p "404 " /var/log/httpd/access_log

-pは指定されたパターンをサーチするオプション。これを実行中にFを押します。これでtail -fと同じ動作になります。

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