{"id":159947,"date":"2024-11-03T18:59:20","date_gmt":"2024-11-03T10:59:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/159947\/"},"modified":"2024-11-03T18:59:21","modified_gmt":"2024-11-03T10:59:21","slug":"memcached-%e6%95%99%e7%a8%8b%ef%bc%9amemcached-stats-slabs-%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/159947\/","title":{"rendered":"Memcached \u6559\u7a0b\uff1aMemcached stats slabs \u547d\u4ee4"},"content":{"rendered":"<h1 id=\"memcached-%e6%95%99%e7%a8%8b%ef%bc%9amemcached-stats-slabs-%e5%91%bd%e4%bb%a4-bXsPYbLJpR\">Memcached \u6559\u7a0b\uff1aMemcached stats slabs \u547d\u4ee4<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u7de9\u5b58\u6280\u8853\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002Memcached \u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u5206\u4f48\u5f0f\u5167\u5b58\u5c0d\u8c61\u7de9\u5b58\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u7528\u65bc\u52a0\u901f\u52d5\u614b\u7db2\u9801\u61c9\u7528\u7a0b\u5e8f\u7684\u6578\u64da\u5b58\u53d6\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Memcached \u7684 <code>stats slabs<\/code> \u547d\u4ee4\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7406\u89e3\u548c\u7ba1\u7406\u5176\u7de9\u5b58\u7cfb\u7d71\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-memcached%ef%bc%9f-bXsPYbLJpR\">\u4ec0\u9ebc\u662f Memcached\uff1f<\/h2>\n<p>Memcached \u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u5206\u4f48\u5f0f\u5167\u5b58\u5c0d\u8c61\u7de9\u5b58\u7cfb\u7d71\uff0c\u4e3b\u8981\u7528\u65bc\u6e1b\u5c11\u6578\u64da\u5eab\u8ca0\u8f09\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u97ff\u61c9\u901f\u5ea6\u3002\u5b83\u901a\u904e\u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4f86\u52a0\u5feb\u6578\u64da\u7684\u8b80\u53d6\u901f\u5ea6\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002Memcached \u901a\u5e38\u7528\u65bc\u7de9\u5b58\u67e5\u8a62\u7d50\u679c\u3001\u6703\u8a71\u6578\u64da\u548c\u5176\u4ed6\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"memcached-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-bXsPYbLJpR\">Memcached \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728\u4f7f\u7528 Memcached \u6642\uff0c\u6578\u64da\u4ee5\u9375\u503c\u5c0d\u7684\u5f62\u5f0f\u5b58\u5132\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u9375\u4f86\u5feb\u901f\u6aa2\u7d22\u76f8\u61c9\u7684\u503c\u3002Memcached \u7684\u5de5\u4f5c\u539f\u7406\u662f\u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4e26\u4f7f\u7528 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b97\u6cd5\u4f86\u7ba1\u7406\u5167\u5b58\u4e2d\u7684\u6578\u64da\uff0c\u7576\u5167\u5b58\u6eff\u6642\uff0c\u6700\u5c11\u4f7f\u7528\u7684\u6578\u64da\u5c07\u88ab\u522a\u9664\u4ee5\u9a30\u51fa\u7a7a\u9593\u3002<\/p>\n<h2 id=\"stats-slabs-%e5%91%bd%e4%bb%a4%e4%bb%8b%e7%b4%b9-bXsPYbLJpR\">stats slabs \u547d\u4ee4\u4ecb\u7d39<\/h2>\n<p><code>stats slabs<\/code> \u547d\u4ee4\u662f Memcached \u4e2d\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u547d\u4ee4\uff0c\u5b83\u63d0\u4f9b\u4e86\u6709\u95dc\u5167\u5b58\u5206\u914d\u7684\u8a73\u7d30\u4fe1\u606f\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u4e86\u89e3 Memcached \u5982\u4f55\u4f7f\u7528\u5167\u5b58\uff0c\u4e26\u4e14\u53ef\u4ee5\u7528\u4f86\u8a3a\u65b7\u6027\u80fd\u554f\u984c\u3002<\/p>\n<h3 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-stats-slabs-%e5%91%bd%e4%bb%a4-bXsPYbLJpR\">\u5982\u4f55\u4f7f\u7528 stats slabs \u547d\u4ee4<\/h3>\n<p>\u8981\u4f7f\u7528 <code>stats slabs<\/code> \u547d\u4ee4\uff0c\u9996\u5148\u9700\u8981\u9023\u63a5\u5230 Memcached \u670d\u52d9\u5668\u3002\u53ef\u4ee5\u4f7f\u7528 telnet \u6216\u5176\u4ed6\u5ba2\u6236\u7aef\u5de5\u5177\u4f86\u57f7\u884c\u6b64\u547d\u4ee4\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 telnet \u9023\u63a5\u5230 Memcached \u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>telnet localhost 11211\nstats slabs\n<\/code><\/pre>\n<p>\u57f7\u884c <code>stats slabs<\/code> \u547d\u4ee4\u5f8c\uff0cMemcached \u5c07\u8fd4\u56de\u4e00\u7cfb\u5217\u6709\u95dc\u5167\u5b58\u5206\u914d\u7684\u7d71\u8a08\u6578\u64da\u3002\u9019\u4e9b\u6578\u64da\u5305\u62ec\u6bcf\u500b slab \u7684\u5927\u5c0f\u3001\u4f7f\u7528\u7684\u5167\u5b58\u91cf\u3001\u5206\u914d\u7684\u5c0d\u8c61\u6578\u91cf\u7b49\u3002<\/p>\n<h3 id=\"stats-slabs-%e7%9a%84%e8%bc%b8%e5%87%ba%e8%a7%a3%e9%87%8b-bXsPYbLJpR\">stats slabs \u7684\u8f38\u51fa\u89e3\u91cb<\/h3>\n<p>\u4ee5\u4e0b\u662f <code>stats slabs<\/code> \u547d\u4ee4\u7684\u8f38\u51fa\u793a\u4f8b\uff1a<\/p>\n<pre><code>STAT 1:chunk_size 1048576\nSTAT 1:chunks 256\nSTAT 1:used_chunks 128\nSTAT 1:free_chunks 128\nSTAT 1:mem_requested 81920\n<\/code><\/pre>\n<ul>\n<li><strong>chunk_size<\/strong>: \u6bcf\u500b slab \u7684\u5927\u5c0f\u3002<\/li>\n<li><strong>chunks<\/strong>: \u8a72 slab \u4e2d\u7684\u7e3d\u584a\u6578\u3002<\/li>\n<li><strong>used_chunks<\/strong>: \u5df2\u4f7f\u7528\u7684\u584a\u6578\u3002<\/li>\n<li><strong>free_chunks<\/strong>: \u53ef\u7528\u7684\u584a\u6578\u3002<\/li>\n<li><strong>mem_requested<\/strong>: \u8acb\u6c42\u7684\u5167\u5b58\u91cf\u3002<\/li>\n<\/ul>\n<p>\u901a\u904e\u9019\u4e9b\u7d71\u8a08\u6578\u64da\uff0c\u7528\u6236\u53ef\u4ee5\u8a55\u4f30 Memcached \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002\u4f8b\u5982\uff0c\u5982\u679c <strong>free_chunks<\/strong> \u7684\u6578\u91cf\u904e\u5c11\uff0c\u53ef\u80fd\u9700\u8981\u589e\u52a0 Memcached \u7684\u5167\u5b58\u914d\u7f6e\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-bXsPYbLJpR\">\u7d50\u8ad6<\/h2>\n<p>Memcached \u662f\u4e00\u500b\u5f37\u5927\u7684\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\uff0c\u800c <code>stats slabs<\/code> \u547d\u4ee4\u5247\u662f\u7ba1\u7406\u548c\u512a\u5316 Memcached \u6027\u80fd\u7684\u91cd\u8981\u5de5\u5177\u3002\u901a\u904e\u5b9a\u671f\u6aa2\u67e5\u9019\u4e9b\u7d71\u8a08\u6578\u64da\uff0c\u7528\u6236\u53ef\u4ee5\u78ba\u4fdd\u5176\u7de9\u5b58\u7cfb\u7d71\u904b\u884c\u9ad8\u6548\uff0c\u4e26\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u4ee5\u61c9\u5c0d\u4e0d\u65b7\u8b8a\u5316\u7684\u9700\u6c42\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u90e8\u7f72\u548c\u7ba1\u7406 Memcached \u670d\u52d9\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u61c9\u7528\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 Memcached stats slabs \u547d\u4ee4\uff0c\u638c\u63e1\u5185\u5b58\u5206\u914d\u548c\u6027\u80fd\u76d1\u63a7\uff0c\u4f18\u5316\u7f13\u5b58\u7ba1\u7406\uff0c\u63d0\u5347\u5e94\u7528\u7a0b\u5e8f\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-159947","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159947","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=159947"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159947\/revisions"}],"predecessor-version":[{"id":159948,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159947\/revisions\/159948"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=159947"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=159947"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=159947"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}