{"id":109,"date":"2010-03-07T03:52:08","date_gmt":"2010-03-06T18:52:08","guid":{"rendered":"http:\/\/blog.xcir.net\/?p=109"},"modified":"2010-03-07T03:52:08","modified_gmt":"2010-03-06T18:52:08","slug":"%e3%81%86%e3%83%bc%e3%82%93%e3%81%86%e3%81%be%e3%81%8f%e5%8b%95%e3%81%8b%e3%81%aa%e3%81%84%ef%bc%88nginx-ncache%e3%83%a1%e3%83%a2","status":"publish","type":"post","link":"https:\/\/blog.xcir.net\/?p=109","title":{"rendered":"\u3046\u30fc\u3093\u3046\u307e\u304f\u52d5\u304b\u306a\u3044\uff08Nginx ncache\u30e1\u30e2)"},"content":{"rendered":"

\u305f\u3076\u3093\u8a2d\u5b9a\u304c\u60aa\u3044\u306e\u3060\u3068\u601d\u3046\u306e\u3060\u3051\u3069\u4e0a\u624b\u304f\u52d5\u304b\u306a\u3044\u306e\u3067\u30e1\u30e2<\/p>\n

Nginx\u306e\u30a2\u30c9\u30aa\u30f3\u30e2\u30b8\u30e5\u30fc\u30eb\u3067NCache\u3068\u3044\u3046Squid\u3084Varnish\u3063\u307d\u304f\u52d5\u304f\uff08\u306f\u305a\uff09\u306e\u304c\u3042\u3063\u3066
\n\u901f\u3044\u306e\u304b\u306a\u3041\u3068\u8a66\u305d\u3046\u3068\u601d\u3063\u305f\u306e\u3067\u3059\u304c\u3046\u307e\u304f\u52d5\u304d\u307e\u305b\u3093\u3067\u3057\u305f<\/p>\n

\u500b\u4eba\u7684\u306b\u6c17\u306b\u304f\u308f\u306a\u3044\u3068\u3053\u308d\uff08\u9593\u9055\u3063\u3066\u308b\u304b\u3082
\n\u30fb\u73fe\u5728Nginx\u306e\u5b89\u5b9a\u7248\u306f0.7\u7cfb\u3067\u3059\u304c\u305d\u3082\u305d\u3082NCache\u306f0.6\u7cfb\u3058\u3083\u306a\u3044\u3068\u52d5\u304b\u306a\u3044
\n\u30fb\u30ad\u30e3\u30c3\u30b7\u30e5\u6642\u9593\u306f\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30b5\u30fc\u30d0\u307e\u304b\u305b\u3067max-age\u3092\u4ed8\u4e0e\u3057\u306a\u3044\u3068\u3060\u3081(Varnish\u306e\u3088\u3046\u306b\u7279\u5b9a\u306e\u30de\u30c3\u30c1\u6761\u4ef6\u3067ttl\u6307\u5b9a\u304c\u3067\u304d\u306a\u3044\uff09
\n\u30fb\/etc\/init.d\/nginx stop\u3057\u3066\u3082\u30d7\u30ed\u30bb\u30b9\u6b8b\u308b\uff08killall -9 nginx\u3067\u3084\u308a\u307e\u3057\u305f\u3088\u30fb\u30fb\u30fb)\u306a\u3093\u3067\u3060\u308d\u3046
\n\u30fb\u5b8c\u5168\u30aa\u30f3\u30e1\u30e2\u30ea\u52d5\u4f5c\u304c\u51fa\u6765\u306a\u3044\uff08\u307d\u3044\uff09 tmpfs\u4f7f\u3046\u3057\u304b\u306a\u3044\u306e\u304b\u306a
\n\u30fb\u305d\u3082\u305d\u3082\u4f55\u6545\u304b\u30ad\u30e3\u30c3\u30b7\u30e5\u51fa\u6765\u306a\u3044\uff08\u8a2d\u5b9a\u304c\u60aa\u3044\u3068\u601d\u3046\u3093\u3060\u3051\u3069\u3069\u3053\u304c\u60aa\u3044\u304b\u3055\u3063\u3071\u308a\uff09
\n\u30fb\u3067\u304b\u3044\u30d5\u30a1\u30a4\u30eb(20mb)\u3067\u4f55\u6545\u304b\u30d5\u30ea\u30fc\u30ba\uff08\u8a2d\u5b9a\u304c\u60aa\u3044\u3068\u601d\u3046\u3093\u3060\u3051\u3069\u3069\u3053\u304c\u60aa\u3044\u304b\u3055\u3063\u3071\u308a\uff09<\/p>\n

\u7279\u306b\u6c17\u306b\u304f\u308f\u306a\u3044\u306e\u304c\u30aa\u30f3\u30e1\u30e2\u30ea\u52d5\u4f5c\u3067\u304d\u306a\u3044\u3053\u3068\u3067
\n\u516c\u5f0f\u3067<\/p>\n

Memory cache the hottest data by MMAP like “varnish”<\/p><\/blockquote>\n

\u3068\u306f\u3042\u308b\u306e\u3067\u3059\u304cvarnish\u306fio\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u5f31\u3044\u5370\u8c61\u304c\u30fb\u30fb\u30fb
\n\u304d\u3061\u3093\u3068\u3057\u305f\u691c\u8a3c\u3092\u3057\u305f\u308f\u3051\u3067\u306f\u306a\u3044\u306e\u3067\u30a2\u30ec\u306a\u3093\u3067\u3059\u304c
\nvarnish\u3067io\u304c\u767a\u751f\u3059\u308b\u3068\u30b9\u30ef\u30c3\u30d7\u3057\u305f\u6642\u3068\u540c\u3058\u3088\u3046\u306a\u52d5\u304d\u3092\u3057\u307e\u3059
\nsquid\u3060\u3068\u305d\u3093\u306a\u3053\u3068\u306f\u7121\u304b\u3063\u305f\u3093\u3067\u3059\u304c\u306d\u30fc
\n\u305f\u3076\u3093\u30b5\u30fc\u30d0\u306eHDD\u3092SSD\u3084\u3089\u30ad\u30e3\u30c3\u30b7\u30e5\u3064\u304dRAID\u306b\u3057\u306a\u3044\u3068\u30c0\u30e1\u3067\u3059\u30fb\u30fb\u30fb<\/p>\n

ngx_http_upstream_consistent_hash\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u6700\u5f37\u306b\u306a\u308b\u304b\u306a\u3068\u601d\u3063\u305f\u306e\u3067\u3059\u304c\u30fb\u30fb\u30fb
\n\u305d\u306e\u3046\u3061\u307e\u305f\u518d\u30c1\u30e3\u30ec\u30f3\u30b8\u3057\u307e\u3059
\nRPM\u5316\u3057\u305f\u306e\u304c\u307e\u305a\u304b\u3063\u305f\u306e\u304b\u306a<\/p>\n

\u8ab0\u304b\u60c5\u5831\u6301\u3063\u3066\u308b\u65b9\u3044\u306a\u3044\u3067\u3059\u304b\u306d\uff1f<\/p>\n

\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0<\/a><\/div>
\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af - \u3046\u30fc\u3093\u3046\u307e\u304f\u52d5\u304b\u306a\u3044\uff08Nginx ncache\u30e1\u30e2)<\/a><\/div>
Facebook \u306b\u30b7\u30a7\u30a2<\/a><\/div>
LinkedIn \u306b\u30b7\u30a7\u30a2<\/a><\/div>
Tweet<\/a><\/div><\/div>\n
\n","protected":false},"excerpt":{"rendered":"

\u305f\u3076\u3093\u8a2d\u5b9a\u304c\u60aa\u3044\u306e\u3060\u3068\u601d\u3046\u306e\u3060\u3051\u3069\u4e0a\u624b\u304f\u52d5\u304b\u306a\u3044\u306e\u3067\u30e1\u30e2 Nginx\u306e\u30a2\u30c9\u30aa\u30f3\u30e2\u30b8\u30e5\u30fc\u30eb\u3067NCache\u3068\u3044\u3046Squid\u3084Varnish\u3063\u307d\u304f\u52d5\u304f\uff08\u306f\u305a\uff09\u306e\u304c\u3042\u3063\u3066 \u901f\u3044\u306e\u304b\u306a\u3041\u3068\u8a66\u305d\u3046\u3068\u601d\u3063\u305f\u306e\u3067\u3059\u304c\u3046\u307e\u304f\u52d5\u304d\u307e\u305b\u3093\u3067\u3057 […]<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[6],"class_list":["post-109","post","type-post","status-publish","format-standard","hentry","category-3","tag-nginx","category-3-id","post-seq-1","post-parity-odd","meta-position-corners","fix"],"_links":{"self":[{"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/posts\/109","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=109"}],"version-history":[{"count":2,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/posts\/109\/revisions"}],"predecessor-version":[{"id":111,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=\/wp\/v2\/posts\/109\/revisions\/111"}],"wp:attachment":[{"href":"https:\/\/blog.xcir.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=109"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=109"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.xcir.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}