{"provider_url":"https://hatena.blog","url":"https://takuya-1st.hatenablog.jp/entry/2022/05/16/174621","blog_title":"\u305d\u308c\u30de\u30b0\u3067\uff01","version":"1.0","image_url":null,"author_url":"https://blog.hatena.ne.jp/takuya_1st/","title":"gzip \u30d5\u30a1\u30a4\u30eb\u306e\u5727\u7e2e\u7387\u3092\u5909\u3048\u308b\u3002","width":"100%","categories":["linux","gzip"],"blog_url":"https://takuya-1st.hatenablog.jp/","height":"190","author_name":"takuya_1st","description":"\u5727\u7e2e\u7387\u3092best\u306b\u5909\u3048\u305f\u3044 \u5727\u7e2e\u7387\u3092\u5909\u3048\u308b\u306b\u306f\u3001\u518d\u5727\u7e2e\u304c\u5fc5\u8981 gzip -cd old.gz | gzip > new.gz \u4f38\u9577\uff08\u5c55\u958b\uff09\u3057\u3066\u304b\u3089\u3084\u308b\u3068\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u7121\u99c4\u306b\u306a\u308b\u3002 gzip -cd dump.gz gzip -best dump \u305d\u3053\u3067\u3001\u76f4\u63a5\u30d1\u30a4\u30d7\u3057\u3066\u3042\u3052\u308c\u3070\u3044\u3044 gzip -cd dump.gz | gzip > dump.gz.2 \u5de8\u5927\u30d5\u30a1\u30a4\u30eb\u3067\u6642\u9593\u306e\u304b\u304b\u308b\u3068\u304d pv \u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u9032\u6357\u3092\u8868\u793a\u3057\u3064\u3064 pigz \u3067 CPU\u30d1\u30ef\u30fc\u3092\u30d5\u30eb\u30d1\u30ef\u30fc\u3067\u4f7f\u3063\u3066\u3084\u308b\u3002 pv -cN read dump.gz | pigz -d -p4 | pigz --best -p 4 | pv -cN\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftakuya-1st.hatenablog.jp%2Fentry%2F2022%2F05%2F16%2F174621\" title=\"gzip \u30d5\u30a1\u30a4\u30eb\u306e\u5727\u7e2e\u7387\u3092\u5909\u3048\u308b\u3002 - \u305d\u308c\u30de\u30b0\u3067\uff01\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2022-05-16 17:46:21","provider_name":"Hatena Blog","type":"rich"}