{"id":42197,"date":"2023-05-04T21:33:38","date_gmt":"2023-03-24T21:30:33","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90mastodon%e3%80%91%e4%bd%bf%e7%94%a8pg_repack%e6%9d%a5%e6%97%a0%e9%9c%80%e5%81%9c%e6%ad%a2%e5%ae%9e%e4%be%8b%e5%88%a0%e9%99%a4%e6%95%b0%e6%8d%ae%e5%ba%93%e4%b8%ad%e7%9a%84%e4%b8%8d%e5%bf%85\/"},"modified":"2024-04-30T02:39:31","modified_gmt":"2024-04-29T18:39:31","slug":"%e3%80%90mastodon%e3%80%91%e4%bd%bf%e7%94%a8pg_repack%e6%9d%a5%e6%97%a0%e9%9c%80%e5%81%9c%e6%ad%a2%e5%ae%9e%e4%be%8b%e5%88%a0%e9%99%a4%e6%95%b0%e6%8d%ae%e5%ba%93%e4%b8%ad%e7%9a%84%e4%b8%8d%e5%bf%85","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90mastodon%e3%80%91%e4%bd%bf%e7%94%a8pg_repack%e6%9d%a5%e6%97%a0%e9%9c%80%e5%81%9c%e6%ad%a2%e5%ae%9e%e4%be%8b%e5%88%a0%e9%99%a4%e6%95%b0%e6%8d%ae%e5%ba%93%e4%b8%ad%e7%9a%84%e4%b8%8d%e5%bf%85\/","title":{"rendered":"\u3010Mastodon\u3011\u4f7f\u7528pg_repack\u6765\u65e0\u9700\u505c\u6b62\u5b9e\u4f8b\u5220\u9664\u6570\u636e\u5e93\u4e2d\u7684\u4e0d\u5fc5\u8981\u7a7a\u95f4"},"content":{"rendered":"<p>\u4f5c\u4e3a\u4e00\u4e2a\u672c\u5730\u4fe1\u606f\u5171\u4eab\u7684\u672c\u5730SNS\uff0c\u6211\u8fd0\u8425\u7740\u540d\u4e3a\u201c\u5341\u65e5\u753a\u5e02\u7684Mastodon\u201d\u7684\u5b9e\u4f8b\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u6211\u8fd8\u7ba1\u7406\u7740\u4e0e\u4e2a\u4eba\u5f00\u53d1\u7684Web\u5e94\u7528\u7a0b\u5e8f&#8221;\u8857\u5934\u8def\u7ebf&#8221;\u8fdb\u884c\u4e92\u52a8\u7684Mastodon\u5b9e\u4f8b&#8221;\u53e6\u4e00\u4e2a\u516c\u4f1a&#8221;\u3002<\/p>\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u5c06\u8bb0\u5f55\u5b89\u88c5pg_repack\u6269\u5c55\u65f6\u7684\u5907\u5fd8\u5f55\u3002<\/p>\n<h1>\u5b9e\u4f8b\u7684\u73af\u5883<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u3055\u304f\u3089\u306e\u30af\u30e9\u30a6\u30c9<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">CentOS 7.7.1908<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Mastodon v3.0.1<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">PostgreSQL 12.0<\/ul>\n<h1>pg_repack\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u7ec4PostgreSQL\u8868\u7684\u5de5\u5177\u3002<\/h1>\n<p>\u53ef\u4ee5\u5c06PostgreSQL\u4f5c\u4e3a\u6269\u5c55\u529f\u80fd\u4f7f\u7528\u3002<\/p>\n<p>\u8fd9\u4e2a\u95ee\u9898\u5728\u4ee5\u4e0b\u94fe\u63a5\u4e2d\u6709\u8be6\u7ec6\u7684\u89e3\u91ca\u3002<\/p>\n<p>\u4ecb\u7ecd\u5b9e\u7528\u5de5\u5177pg_repack\u7684\u4f7f\u7528\u65b9\u6cd5<\/p>\n<p>\u901a\u8fc7\u6574\u7406\u6269\u5927\u4e86\u7684\u6570\u636e\u5e93\uff0c\u6e05\u7406\u91cd\u590d\u7684\u6570\u636e\u5199\u5165\u548c\u5220\u9664\u64cd\u4f5c\uff0c\u53ef\u4ee5\u589e\u52a0\u5b58\u50a8\u7a7a\u95f4\u3002<\/p>\n<p>\u800c\u4e14\u4e0ePostgreSQL\u6807\u51c6\u7684VACUUM\u4e0d\u540c\u7684\u662f\uff0c\u5b83\u7684\u7279\u70b9\u662f\u53ef\u4ee5\u5728\u4e0d\u505c\u6b62Mastodon\u5b9e\u4f8b\u7684\u60c5\u51b5\u4e0b\u6267\u884c\u3002<\/p>\n<p>Mastodon\u8fd9\u4e2a\u793e\u4ea4\u7f51\u7edc\u53ef\u4ee5\u50cfWordPress\u4e00\u6837\u5b89\u88c5\u5728\u81ea\u5df1\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u5e76\u4e14\u53ef\u4ee5\u6839\u636e\u559c\u597d\u81ea\u884c\u8fd0\u8425\uff0c\u4f46\u9700\u8981\u81ea\u884c\u627f\u62c5\u5404\u79cd\u7ef4\u62a4\u8d23\u4efb\u3002<\/p>\n<p>\u6211\u4ece PostgreSQL 9.6.15 \u7248\u672c\u5f00\u59cb\u4f7f\u7528 pg_repack\uff0c\u5b83\u6210\u4e3a\u4e86\u6211\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u7ef4\u62a4\u5de5\u5177\u3002<\/p>\n<h1>\u5220\u9664\u65e7\u7248\u672c<\/h1>\n<p>\u9996\u5148\uff0c\u8bf7\u786e\u8ba4\u662f\u5426\u5df2\u5b89\u88c5\u65e7\u7248\u672c\u7684PostgreSQL\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">#<\/span> rpm <span class=\"nt\">-qa<\/span> | <span class=\"nb\">grep <\/span>postgres\r\n<\/code><\/pre>\n<p>\u56e0\u4e3a\u6211\u7535\u8111\u4e0a\u4fdd\u7559\u4e86PostgreSQL 9.6.15\u670d\u52a1\u5668\uff0c\u4e4b\u524d\u5b89\u88c5\u7684\u65e7\u7248\u672cpg_repack\u4e0e\u73b0\u5728\u7684PostgreSQL 12.0\u4e0d\u517c\u5bb9\uff0c\u5bfc\u81f4\u65e0\u6cd5\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<p>\u5982\u679c\u53d1\u73b0\u4e0a\u8ff0\u547d\u4ee4\u4e2d\u4ecd\u5b58\u5728\u65e7\u7248\u672c\u7684PostgreSQL<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">#<\/span> rpm <span class=\"nt\">-e<\/span> postgresql96-contrib-9.6.15-1PGDG.rhel7.x86_64\r\n<span class=\"gp\">#<\/span> rpm <span class=\"nt\">-e<\/span> postgresql96-devel-9.6.15-1PGDG.rhel7.x86_64\r\n<span class=\"gp\">#<\/span> rpm <span class=\"nt\">-e<\/span> postgresql96-server-9.6.15-1PGDG.rhel7.x86_64\r\n<span class=\"gp\">#<\/span> rpm <span class=\"nt\">-e<\/span> postgresql96-9.6.15-1PGDG.rhel7.x86_64\r\n<span class=\"gp\">#<\/span> rpm <span class=\"nt\">-e<\/span> postgresql96-libs-9.6.15-1PGDG.rhel7.x86_64\r\n<\/code><\/pre>\n<p>\u4f7f\u7528\u8be5\u547d\u4ee4\u9010\u4e00\u5220\u9664\u3002<\/p>\n<h1>\u5b89\u88c5\u5e93\u3002<\/h1>\n<p>(Note: The given phrase is in Japanese, not Chinese. Therefore, the translation into Chinese is provided.)<\/p>\n<p>\u5728\u7f16\u8bd1pg_repack\u65f6\u9700\u8981\u4ee5\u4e0b\u5e93\uff0c\u8bf7\u9010\u4e2a\u8fdb\u884c\u5b89\u88c5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">#<\/span> yum <span class=\"nb\">install <\/span>llvm-toolset-7 llvm5.0\r\n<span class=\"gp\">#<\/span> yum <span class=\"nb\">install <\/span>clang\r\n<\/code><\/pre>\n<h1>\u8bf7\u786e\u8ba4\u5bc6\u7801\u3002<\/h1>\n<p>\u5f53\u65f6\u5728\u65e7\u7248\u672c\u7684PostgreSQL 9.6.15\u4e2d\u5b89\u88c5pg_repack\u65f6\uff0c\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a\/etc\/profile.d\/psql96.sh\u7684\u6587\u4ef6\uff0c\u5e76\u8bbe\u7f6e\u4e86\u8be5\u6587\u4ef6\u7684\u8def\u5f84\u3002<\/p>\n<p>\u5728\u4ece\u670d\u52a1\u5668\u5220\u9664\u8be5\u6587\u4ef6\u540e\uff0c\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u91cd\u65b0\u521b\u5efa\u6587\u4ef6\uff0c\u5e76\u5efa\u7acb\u65b0\u7684\u8def\u5f84\u3002<\/p>\n<pre class=\"post-pre\"><code>\u30d5\u30a1\u30a4\u30eb\u3092\u65b0\u898f\u4f5c\u6210\u3057\u307e\u3059\r\n# vi \/etc\/profile.d\/psql12.sh\r\n\r\n\u3053\u306e1\u884c\u3092\u8ffd\u8a18\u21d2\u30d5\u30a1\u30a4\u30eb\u4fdd\u5b58(\u8981vi\u30b3\u30de\u30f3\u30c9)\r\nexport PATH=$PATH:\/usr\/pgsql-12\/bin\r\n<\/code><\/pre>\n<h1>\u5b89\u88c5pg_repack\u3002<\/h1>\n<p>\u6211\u4eec\u5c06\u5728\u8fd9\u91cc\u5b89\u88c5\u9002\u7528\u4e8ePostgreSQL 12.0\u7684pg_repack v1.4.5\u3002<\/p>\n<p>\u8bf7\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\u64cd\u4f5c\uff1a\u5148\u4e0b\u8f7d\u5e76\u89e3\u538b\u6240\u9700\u7684\u6587\u4ef6\uff0c\u7136\u540e\u4f7f\u7528make\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">#<\/span> wget <span class=\"nt\">-O<\/span> - <span class=\"nt\">--no-check-certificate<\/span> https:\/\/github.com\/reorg\/pg_repack\/archive\/ver_1.4.5.tar.gz | <span class=\"nb\">tar <\/span>zxvf -\r\n<span class=\"gp\">#<\/span> <span class=\"nb\">cd <\/span>pg_repack-ver_1.4.5\r\n<span class=\"gp\">#<\/span> make\r\n<span class=\"gp\">#<\/span> make <span class=\"nb\">install<\/span>\r\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u5728PostgreSQL 12.0\u7684\u6570\u636e\u5e93\uff08\u6570\u636e\u5e93\u540d\u79f0\u5728\u8fd9\u91cc\u662fmastodon\uff09\u4e2d\u6ce8\u518cpg_repack\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">#<\/span> su - mastodon\r\n<span class=\"gp\">$<\/span> <span class=\"nb\">cd <\/span>live\r\n<span class=\"gp\">$<\/span> <span class=\"nb\">sudo <\/span>su - postgres <span class=\"nt\">-c<\/span> <span class=\"s1\">'psql -d mastodon -c \"CREATE EXTENSION pg_repack;\"'<\/span>\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0a\u662fpg_repack\u5b89\u88c5\u5b8c\u6210\u7684\u5185\u5bb9\u3002<\/p>\n<h1>\u8bf7\u52ff\u5220\u9664\u6570\u636e\u5e93\u9886\u57df\u3002<\/h1>\n<p>\u6211\u5c06\u5bf9Mastodon\u4e2d\u7684\u4e24\u4e2a\u8868\uff1astatuses\u548cconversations\u8fdb\u884c\u64cd\u4f5c\uff0c\u8fd9\u4e9b\u8868\u5360\u7528\u4e86\u5927\u91cf\u7684\u5b58\u50a8\u7a7a\u95f4\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u547d\u4ee4\u7684\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">$<\/span> <span class=\"nb\">sudo <\/span>su - postgres <span class=\"nt\">-c<\/span> <span class=\"s1\">'pg_repack -d mastodon -t statuses'<\/span>\r\n<span class=\"gp\">$<\/span> <span class=\"nb\">sudo <\/span>su - postgres <span class=\"nt\">-c<\/span> <span class=\"s1\">'pg_repack -d mastodon -t conversations'<\/span>\r\n<\/code><\/pre>\n<p>\u60a8\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0a\u547d\u4ee4\uff0c\u5728\u4e0d\u505c\u6b62Mastodon\u5b9e\u4f8b\u7684\u60c5\u51b5\u4e0b\uff0c\u5220\u9664\u4e0d\u9700\u8981\u7684\u6570\u636e\u5e93\u7a7a\u95f4\uff0c\u4ee5\u589e\u52a0\u670d\u52a1\u5668\u5b58\u50a8\u7a7a\u95f4\u7684\u53ef\u7528\u5bb9\u91cf\u3002<\/p>\n<p>\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u7531\u4e8e\u6211\u8fd9\u8fb9\u6709\u4e24\u5e74\u4efd\u7684\u65e0\u7528\u7a7a\u95f4\uff0c\u6240\u4ee5\u6211\u6210\u529f\u5730\u8282\u7701\u4e86\u7ea6\u767e\u4f59\u5146\u5b57\u8282\u7684\u5b58\u50a8\u7a7a\u95f4\u3002<\/p>\n<h1>\u984d\u5916\u8ac7\u8a71\uff1a\u5728\u5347\u7d1a\u6642\u9700\u6ce8\u610f\u7684\u4e8b\u9805<\/h1>\n<p>\u6211\u60f3\u5728\u5c06\u6765\u5347\u7ea7PostgreSQL\u65f6\uff0c\u5c06\u4f1a\u4f7f\u7528\u4e00\u4e2a\u540d\u4e3apg_upgrade\u7684\u547d\u4ee4\u3002<\/p>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ea\u8981\u5b89\u88c5\u4e86\u4efb\u4f55\u6269\u5c55\u529f\u80fd\uff08\u4e0d\u4ec5\u9650\u4e8epg_repack\uff09\uff0cpg_upgrade\u547d\u4ee4\u5c31\u65e0\u6cd5\u6210\u529f\u6267\u884c\u3002<\/p>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\uff0c\u5728\u5347\u7ea7\u4e4b\u524d\u5378\u8f7d\u6269\u5c55\u529f\u80fd\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">#<\/span> su - mastodon\r\n<span class=\"gp\">$<\/span> <span class=\"nb\">cd <\/span>live\r\n<span class=\"gp\">$<\/span> <span class=\"nb\">sudo <\/span>su - postgres <span class=\"nt\">-c<\/span> <span class=\"s1\">'psql -d mastodon -c \"DROP EXTENSION pg_repack;\"'<\/span>\r\n<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u6765\u786e\u8ba4\u5df2\u5b89\u88c5\u7684\u6269\u5c55\u529f\u80fd\u3002<\/p>\n<pre class=\"post-pre\"><code>$ psql\r\nmastodon=&gt; \\dx\r\n\r\nList of installed extensions\r\n   Name    | Version |   Schema   |  Description\r\n-----------+---------+------------+-----------------\r\n pg_repack | 1.4.5   | public     | Reorganize...\r\n plpgsql   | 1.0     | pg_catalog | PL\/pgSQL...\r\n(2 rows)\r\n\r\nmastodon=&gt; \\q\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u4e3a\u4e00\u4e2a\u672c\u5730\u4fe1\u606f\u5171\u4eab\u7684\u672c\u5730SNS\uff0c\u6211\u8fd0\u8425\u7740\u540d\u4e3a\u201c\u5341\u65e5\u753a\u5e02\u7684Mastodon\u201d\u7684\u5b9e\u4f8b\u3002 \u6b64\u5916\uff0c\u6211\u8fd8\u7ba1\u7406\u7740\u4e0e\u4e2a\u4eba\u5f00 [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-42197","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010Mastodon\u3011\u4f7f\u7528pg_repack\u6765\u65e0\u9700\u505c\u6b62\u5b9e\u4f8b\u5220\u9664\u6570\u636e\u5e93\u4e2d\u7684\u4e0d\u5fc5\u8981\u7a7a\u95f4 - 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\/\u3010mastodon\u3011\u4f7f\u7528pg_repack\u6765\u65e0\u9700\u505c\u6b62\u5b9e\u4f8b\u5220\u9664\u6570\u636e\u5e93\u4e2d\u7684\u4e0d\u5fc5\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010Mastodon\u3011\u4f7f\u7528pg_repack\u6765\u65e0\u9700\u505c\u6b62\u5b9e\u4f8b\u5220\u9664\u6570\u636e\u5e93\u4e2d\u7684\u4e0d\u5fc5\u8981\u7a7a\u95f4\" \/>\n<meta property=\"og:description\" content=\"\u4f5c\u4e3a\u4e00\u4e2a\u672c\u5730\u4fe1\u606f\u5171\u4eab\u7684\u672c\u5730SNS\uff0c\u6211\u8fd0\u8425\u7740\u540d\u4e3a\u201c\u5341\u65e5\u753a\u5e02\u7684Mastodon\u201d\u7684\u5b9e\u4f8b\u3002 \u6b64\u5916\uff0c\u6211\u8fd8\u7ba1\u7406\u7740\u4e0e\u4e2a\u4eba\u5f00 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u3010mastodon\u3011\u4f7f\u7528pg_repack\u6765\u65e0\u9700\u505c\u6b62\u5b9e\u4f8b\u5220\u9664\u6570\u636e\u5e93\u4e2d\u7684\u4e0d\u5fc5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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