{"id":459,"date":"2017-11-08T10:02:26","date_gmt":"2017-11-08T02:02:26","guid":{"rendered":"https:\/\/blog.jsjs.org\/?p=459"},"modified":"2017-11-08T10:02:26","modified_gmt":"2017-11-08T02:02:26","slug":"%e8%85%be%e8%ae%af%e4%ba%91%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%88%9b%e5%bb%baswap%e7%a9%ba%e9%97%b4","status":"publish","type":"post","link":"https:\/\/blog.jsjs.org\/?p=459","title":{"rendered":"\u817e\u8baf\u4e91\u670d\u52a1\u5668\u521b\u5efaswap\u7a7a\u95f4"},"content":{"rendered":"<p>\u817e\u8baf\u4e91\u670d\u52a1\u5668\uff08\u5b66\u751f\u4f18\u60e0\u7248\uff09\u5b89\u88c5\u7cfb\u7edf\u7684\u65f6\u5019\uff0c\u5e76\u6ca1\u6709\u6302\u8f7dswap\u5206\u533a\u3002\u4f46\u662f\u6211\u60f3\u5bf9\u6570\u636e\u76d8\u8fdb\u884c\u5206\u533a\u7684\u65f6\u5019\uff0c\u53d1\u73b0\u9ed8\u8ba4\u628a\u6574\u4e2a\u78c1\u76d8\u90fd\u7528\u4e0a\u4e86\uff0c\u5e76\u6ca1\u7528\u9884\u7559\u7a7a\u95f4\u3002swap\u5206\u533a\u662f\u884c\u4e0d\u901a\u4e86\uff0c\u53ea\u80fd\u8bd5\u8bd5swap\u6587\u4ef6\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>1.\u5efa\u7acb\u4e00\u4e2a\u6709\u8fde\u7eed\u7a7a\u95f4\u7684\u7a7a\u767d\u6587\u4ef6<\/p>\n<p>root@VM-40-223-ubuntu:\/# mkdir swap\uff08\u6ce8\u610f\uff0c\u6211\u7b2c\u4e00\u6b21\u5c06SWAPFILE\u6587\u4ef6\u5efa\u7acb\u5728\/dev\u6587\u4ef6\u5939\u4e0b\u4f1a\u53d1\u751f\u9519\u8bef\uff0c\u6240\u4ee5\u6211\u4eec\u5728\u6839\u76ee\u5f55\u4e0b\u65b0\u5efa\u4e00\u4e2a\u6587\u4ef6\u5939\uff09<\/p>\n<p>&nbsp;<\/p>\n<p>2.\u670d\u52a1\u5668\u7684\u7269\u7406\u5185\u5b58\u662f1024MB\uff0c\u6309\u71671~2\u500d\u539f\u5219\uff0c\u6211\u5c06swap\u6587\u4ef6\u8bbe\u7f6e\u4e3a1GB\u3002<\/p>\n<p>root@VM-40-223-ubuntu:\/swap# dd if=\/dev\/zero of=SWAPFILE bs=1024 count=1048576<\/p>\n<p>1048576+0 records in<\/p>\n<p>1048576+0 records out<\/p>\n<p>1073741824 bytes (1.1 GB) copied, 16.5022 s, 65.1 MB\/s<\/p>\n<p>&nbsp;<\/p>\n<p>3.\u5fc5\u987b\u5148\u4f7f\u7528\u00a0mkswap\u00a0\u5c06\u6587\u4ef6\u683c\u5f0f\u5316\u6210swap\u683c\u5f0f\uff0c\u7c7b\u4f3c\u4e8efdisk\u4e2d\u768482\u53f7ID\uff08\u62c9\u683c\u6717\u65e5\u61f5\u903c\u4e3a\u4ec0\u4e48\u4f1a\u5c11\u4e864KB\uff1f\uff09\uff1a<\/p>\n<p>root@VM-40-223-ubuntu:\/swap# mkswap SWAPFILE 1048576<\/p>\n<p>Setting up swapspace version 1, size = 1048572 KiB<\/p>\n<p>&nbsp;<\/p>\n<p>3.5 \u6839\u636e\u5b9e\u9645\u64cd\u4f5c\u60c5\u666f\uff0c\u9700\u8981\u5148\u5c06SWAPFILE \u8bbe\u7f6e\u4e3a600<\/p>\n<p>chmod 600 SWAPFILE<\/p>\n<p>&nbsp;<\/p>\n<p>4.\u4f7f\u7528\u683c\u5f0f\u5316\u5b8c\u6bd5\u7684\u6587\u4ef6\uff1a<\/p>\n<p>root@VM-40-223-ubuntu:\/swap# swapon SWAPFILE<\/p>\n<p>&nbsp;<\/p>\n<p>\u53ef\u4ee5\u67e5\u770b\u6587\u4ef6\u4f7f\u7528\u60c5\u51b5\uff1a<\/p>\n<p>root@VM-40-223-ubuntu:\/swap# free<\/p>\n<p>total used free shared buffers cached<\/p>\n<p>Mem: 1025964 951572 74392 340 1920 873180<\/p>\n<p>-\/+ buffers\/cache: 76472 949492<\/p>\n<p>Swap: 1048572 0 1048572<\/p>\n<p>&nbsp;<\/p>\n<p>5.\u52a0\u5165\u81ea\u52a8\u542f\u7528<\/p>\n<p>\u4e3a\u907f\u514d\u91cd\u542f\u540eswapfile\u5931\u53bb\u6548\uff0c\u53ef\u4ee5\u5c06\u542f\u7528swap\u7684\u4ee3\u7801\u52a0\u5165\u542f\u52a8\u6587\u4ef6\u4e2d\uff0c\u5bf9\u4e8eubuntu server\uff0c\u4fee\u6539\u00a0\/etc\/fstab\u00a0\u6587\u4ef6<\/p>\n<p>root@VM-40-223-ubuntu:\/etc# vi \/etc\/fstab<\/p>\n<p>\u52a0\u5165\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<p>\/swap\/SWAPFILE swap swap defaults 0 0<\/p>\n<p>&nbsp;<\/p>\n<p>\u91cd\u65b0\u542f\u52a8\u540e<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/images2015.cnblogs.com\/blog\/527242\/201610\/527242-20161024095840015-536351132.png\" alt=\"\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u817e\u8baf\u4e91\u670d\u52a1\u5668\uff08\u5b66\u751f\u4f18\u60e0\u7248\uff09\u5b89\u88c5\u7cfb\u7edf\u7684\u65f6\u5019\uff0c\u5e76\u6ca1\u6709\u6302\u8f7dswap\u5206\u533a\u3002\u4f46\u662f\u6211\u60f3\u5bf9\u6570\u636e\u76d8\u8fdb\u884c\u5206\u533a\u7684\u65f6\u5019\uff0c\u53d1\u73b0\u9ed8\u8ba4\u628a\u6574\u4e2a\u78c1\u76d8\u90fd\u7528\u4e0a\u4e86\uff0c\u5e76\u6ca1\u7528\u9884\u7559\u7a7a\u95f4\u3002swap\u5206\u533a\u662f\u884c\u4e0d\u901a\u4e86\uff0c\u53ea\u80fd\u8bd5\u8bd5swap\u6587\u4ef6\u3002 &nbsp; 1.\u5efa\u7acb\u4e00\u4e2a\u6709\u8fde\u7eed\u7a7a\u95f4\u7684\u7a7a\u767d\u6587\u4ef6 root@VM-40-223-ubuntu:\/# mkdir swap\uff08\u6ce8\u610f\uff0c\u6211\u7b2c\u4e00\u6b21\u5c06SWAPFILE\u6587\u4ef6\u5efa\u7acb\u5728\/dev\u6587\u4ef6\u5939\u4e0b\u4f1a\u53d1\u751f\u9519\u8bef\uff0c\u6240\u4ee5\u6211\u4eec\u5728\u6839\u76ee\u5f55\u4e0b\u65b0\u5efa\u4e00\u4e2a\u6587\u4ef6\u5939\uff09 &nbsp; 2.\u670d\u52a1\u5668\u7684\u7269\u7406\u5185\u5b58\u662f1024MB\uff0c\u6309\u71671~2\u500d\u539f\u5219\uff0c\u6211\u5c06swap\u6587\u4ef6\u8bbe\u7f6e\u4e3a1GB\u3002 root@VM-40-223-ubuntu:\/swap# dd if=\/dev\/zero of=SWAPFILE bs=1024 count=1048576 1048576+0 records in 1048576+0 records out [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-459","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/posts\/459","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=459"}],"version-history":[{"count":0,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/posts\/459\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}