{"id":41670,"date":"2023-01-07T18:13:08","date_gmt":"2023-10-11T23:26:54","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/"},"modified":"2024-04-29T08:55:47","modified_gmt":"2024-04-29T00:55:47","slug":"postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/","title":{"rendered":"PostgreSQL\u8c03\u4f18\u6848\u4f8b"},"content":{"rendered":"

\u9884\u5148\u4fe1\u606f<\/h2>\n

\u4f7f\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u5185\u5bb9\u8fdb\u884c\u91ca\u4e49\uff1am3.xlarge\u5b9e\u4f8b<\/p>\n

15GB \u5185\u5b58
\n13 ECU = 3.25ECU\uff082.6GHz\uff09* \u865a\u62df4\u6838<\/p><\/blockquote>\n

\u6570\u636e\u5e93\u5927\u5c0f<\/p>\n

3.38\u5343\u5146\u5b57\u8282<\/p><\/blockquote>\n

\u8bbe\u5b9a\u503c<\/h2>\n
max_connections = 100\r\nshared_buffers = 3GB # \u5b9f\u30e1\u30e2\u30ea\u306e20%\r\n\r\n# \u3053\u3053\u3089\u3078\u3093\u306e\u306f\u3068\u308a\u3042\u3048\u305a\u3053\u306e\u304f\u3089\u3044\u3067\u3002\u5c0f\u3055\u3059\u304e\u308b\u5206\u306b\u306flog_temp_files\u306e\u8a2d\u5b9a\u3067\u66f8\u304d\u51fa\u3055\u308c\u308b\u306e\u3067\u5f8c\u3067\u6c17\u3065\u3044\u3066\u8abf\u6574\u3067\u304d\u308b\u3002\r\ntemp_buffers = 32MB\r\nwork_mem = 32MB\r\nmaintenance_work_mem = 128MB\r\n\r\nwal_buffers = 16MB  # \u8ff7\u3044\u3069\u3053\u308d\u3082\u306a\u304f16MB\r\n\r\ncheckpoint_segments = 16  # HD\u3078\u306e\u30d5\u30e9\u30c3\u30b7\u30e5\u56de\u6570\u3092\u6e1b\u3089\u3059\r\neffective_cache_size = 7GB  # planer\u306e\u305f\u3081\u3002\u5b9f\u30e1\u30e2\u30ea\u306e\u534a\u5206\u3050\u3089\u3044\u304c\u3044\u3044\u3089\u3057\u3044\r\n<\/code><\/pre>\n
# 7GB max shared mamory\r\nkernel.shmall=1835008\r\nkernel.shmmax=7516192768\r\n<\/code><\/pre>\n
\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u91cd\u65b0\u52a0\u8f7dsudo sysctl -p\uff0csudo \/etc\/init.d\/postgresql restart\u3002<\/p>\n
\u4fbf\u7b7e<\/p>\n
    \n
  • \n
      shared_buffers\u306e\u7d4c\u9a13\u5247\u306f\u5b9f\u30e1\u30e2\u30ea\u306e20%-30%\u3001\u3082\u3057\u304f\u306f\u983b\u7e41\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u304c\u8f09\u308b\u7a0b\u5ea6<\/ul>\n<\/li>\n<\/ul>\n
       <\/p>\n
        \n
      • \n
          shared_buffer\u309250%\u4ee5\u4e0a\u306b\u3059\u308b\u3068\u30ab\u30fc\u30cd\u30eb\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u6ea2\u308c\u30b9\u30ef\u30c3\u30d7\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n
           <\/p>\n
            \n
          • \n
              work_mem\u306e\u6700\u5927\u306f(\u5b9f\u30e1\u30e2\u30ea-shared_buffers)\/max_connections\u3002\u305d\u3046\u3067\u306a\u3044\u3068\u78ba\u5b9f\u306b\u30b9\u30ef\u30c3\u30d7\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n
               <\/p>\n
                \n
              • \n
                  work_mem\u306e\u7d4c\u9a13\u306f\u5b9f\u30e1\u30e2\u30ea\/max_connections\/[4-16]<\/ul>\n<\/li>\n<\/ul>\n
                  log_temp_files\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001\u4e00\u6642\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u3063\u305f\u5834\u5408Log\u306b\u66f8\u304d\u51fa\u3059\u3053\u3068\u304c\u51fa\u6765\u308b
                  \nwal_buffers\u306f-1\u3067shared_buffer\u306e1\/32\u306b\u306a\u308b\u3002<\/p>\n
                  \u901a\u5e38\u306eWAL\u30bb\u30b0\u30e1\u30f3\u30c8\u306e\u5927\u304d\u3055\u3067\u3042\u308b16MB\u3092\u8d85\u3048\u308b\u3053\u3068\u306f\u306a\u3044\u305f\u3081\u3001\u5927\u304d\u3059\u304e\u308b\u5834\u5408\u306f\u8a2d\u5b9a\u3057\u306a\u304a\u3057\u305f\u307b\u3046\u304c\u826f\u3044\u3002<\/p>\n
                  \u65e5\u5fd7\u8f93\u51fa\u8bbe\u7f6e<\/h2>\n
                  #log_destination = 'stderr'\r\nlogging_collector = on\r\nlog_rotation_size = 1GB\r\n#log_min_messages = warning\r\nlog_min_error_statement = warning  # log_min_messages\u4f3c\u5408\u308f\u305b\u308b\r\nlog_line_prefix='[%t][%p][%c-%l][%x][%e]%q (%u, %d, %r, %a) ' #\u3068\u308a\u3042\u3048\u305a\u5168\u90e8\u306e\u60c5\u5831\u3092\u51fa\u3057\u3066\u304a\u3051\u3070\u826f\u3044\u306e\u3067\u306f\u3068\u3044\u3046\u767a\u60f3 \r\nlog_min_duration_statement = 500  # 0.5\u79d2\u4ee5\u4e0a\u304b\u304b\u3063\u305f\u554f\u3044\u5408\u308f\u305b\u3092\u8a18\u9332\r\nlog_temp_files = 1MB  # 1MB\u4ee5\u4e0a\u306e\u4e00\u6642\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u3063\u305f\u3089\u30ed\u30b0\u306b\u66f8\u304d\u51fa\u3059\r\n<\/code><\/pre>\n
                  \u6e05\u9664\u5269\u4f59\u8fdb\u7a0b<\/h2>\n
                  \u5f53AP\u7aef\u6389\u6216\u4e0eAP\u7684\u7f51\u7edc\u8fde\u63a5\u65ad\u5f00\u65f6\uff0cDB\u7aef\u7684\u8fdb\u7a0b\u4f1a\u4e00\u76f4\u7b49\u5f85\u6765\u81eaAP\u7684\u54cd\u5e94\uff0c\u5bfc\u81f4\u8fde\u63a5\u6570\u8fbe\u5230\u6700\u5927\u503c\u6216\u8005\u5f15\u53d1\u957f\u65f6\u95f4\u4e8b\u52a1\u7684\u95ee\u9898\u3002\u4e3a\u9632\u6b62\u8fd9\u79cd\u60c5\u51b5\u53d1\u751f\uff0c\u53ef\u4ee5\u5c06\u8d85\u65f6\u65f6\u95f4\u8bbe\u5b9a\u77ed\u4e00\u4e9b\u3002<\/p>\n
                  tcp_keepalives_idle = 60  # keep alive \u30d1\u30b1\u30c3\u30c8\u9001\u51fa\u307e\u3067\u306e\u5f85\u6a5f\u6642\u9593(\u30c7\u30d5\u30a9\u30eb\u30c87200\u79d2)\r\ntcp_keepalives_interval = 5  # KeepAlive\u30cf\u309a\u30b1\u30c3\u30c8\u9001\u51fa\u306b\u5fdc\u7b54\u304b\u3099\u306a\u304b\u3063\u305f\u5834\u5408\u306e\u518d\u9001\u9593\u9694(\u30c7\u30d5\u30a9\u30eb\u30c875\u79d2)\r\ntcp_keepalives_count = 6  # KeepAlive\u30cf\u309a\u30b1\u30c3\u30c8\u9001\u51fa\u56de\u6570\u306e\u4e0a\u9650(\u30c7\u30d5\u30a9\u30eb\u30c89)\r\n<\/code><\/pre>\n
                  \u5728\u8fd9\u4e2a\u8bbe\u7f6e\u4e2d\uff0c\u5220\u9664\u5269\u4f59\u8fdb\u7a0b\u53ea\u9700\u89811\u520630\u79d2\u3002<\/p>\n
                  \u53c2\u8003\uff1a<\/h2>\n
                  These are some ways to paraphrase the following sentence into Chinese:<\/p>\n
                  \u53c2\u8003\uff1a<\/p>\n
                  \u4ee5\u4e0b\u662f\u5c06\u4ee5\u4e0b\u53e5\u5b50\u539f\u751f\u5730\u7528\u4e2d\u6587\u6539\u5199\u7684\u4e00\u4e9b\u65b9\u5f0f\uff1a<\/p>\n
                  \u53c2\u8003\uff1a<\/p>\n
                  \u8bf7\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u53e5\u5b50\u8fdb\u884c\u6539\u5199\uff0c\u53ea\u9700\u8981\u4e00\u79cd\u9009\u9879\uff1a<\/p>\n
                    \n
                  • \n
                      http:\/\/www.mindcircus.jp\/archives\/2734<\/ul>\n<\/li>\n<\/ul>\n
                       <\/p>\n
                        \n
                      • \n
                          http:\/\/itpro.nikkeibp.co.jp\/article\/COLUMN\/20090703\/333173\/<\/ul>\n<\/li>\n<\/ul>\n
                           <\/p>\n
                            http:\/\/www.postgresql.jp\/events\/event_sozai\/Summer_seminar2011_Operation_technique.pdf<\/ul>\n","protected":false},"excerpt":{"rendered":"
                            \u9884\u5148\u4fe1\u606f \u4f7f\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u5185\u5bb9\u8fdb\u884c\u91ca\u4e49\uff1am3.xlarge\u5b9e\u4f8b 15GB \u5185\u5b58 13 ECU = 3.25ECU […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41670","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nPostgreSQL\u8c03\u4f18\u6848\u4f8b - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/postgresql\u8c03\u4f18\u6848\u4f8b\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PostgreSQL\u8c03\u4f18\u6848\u4f8b\" \/>\n<meta property=\"og:description\" content=\"\u9884\u5148\u4fe1\u606f \u4f7f\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u5185\u5bb9\u8fdb\u884c\u91ca\u4e49\uff1am3.xlarge\u5b9e\u4f8b 15GB \u5185\u5b58 13 ECU = 3.25ECU […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/postgresql\u8c03\u4f18\u6848\u4f8b\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-10-11T23:26:54+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T00:55:47+00:00\" \/>\n<meta name=\"author\" content=\"\u6e05, \u626c\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6e05, \u626c\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/\",\"name\":\"PostgreSQL\u8c03\u4f18\u6848\u4f8b - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-10-11T23:26:54+00:00\",\"dateModified\":\"2024-04-29T00:55:47+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/cb5556d2501da73d864cac945e8d9461\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/zh\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"PostgreSQL\u8c03\u4f18\u6848\u4f8b\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/cb5556d2501da73d864cac945e8d9461\",\"name\":\"\u6e05, \u626c\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/32a4239de8ff29adace466261d309424a1e5fe9f7e3036bf89fe03f2e3dbe717?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/32a4239de8ff29adace466261d309424a1e5fe9f7e3036bf89fe03f2e3dbe717?s=96&d=mm&r=g\",\"caption\":\"\u6e05, \u626c\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/qingyang\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"PostgreSQL\u8c03\u4f18\u6848\u4f8b - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/postgresql\u8c03\u4f18\u6848\u4f8b\/","og_locale":"zh_CN","og_type":"article","og_title":"PostgreSQL\u8c03\u4f18\u6848\u4f8b","og_description":"\u9884\u5148\u4fe1\u606f \u4f7f\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u5185\u5bb9\u8fdb\u884c\u91ca\u4e49\uff1am3.xlarge\u5b9e\u4f8b 15GB \u5185\u5b58 13 ECU = 3.25ECU […]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/postgresql\u8c03\u4f18\u6848\u4f8b\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-10-11T23:26:54+00:00","article_modified_time":"2024-04-29T00:55:47+00:00","author":"\u6e05, \u626c","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u6e05, \u626c","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"1 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/","name":"PostgreSQL\u8c03\u4f18\u6848\u4f8b - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-10-11T23:26:54+00:00","dateModified":"2024-04-29T00:55:47+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/cb5556d2501da73d864cac945e8d9461"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/zh\/blog\/"},{"@type":"ListItem","position":2,"name":"PostgreSQL\u8c03\u4f18\u6848\u4f8b"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/cb5556d2501da73d864cac945e8d9461","name":"\u6e05, \u626c","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/32a4239de8ff29adace466261d309424a1e5fe9f7e3036bf89fe03f2e3dbe717?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/32a4239de8ff29adace466261d309424a1e5fe9f7e3036bf89fe03f2e3dbe717?s=96&d=mm&r=g","caption":"\u6e05, \u626c"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/qingyang\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/postgresql%e8%b0%83%e4%bc%98%e6%a1%88%e4%be%8b\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/41670","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=41670"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/41670\/revisions"}],"predecessor-version":[{"id":84286,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/41670\/revisions\/84286"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=41670"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=41670"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=41670"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}