{"id":666,"date":"2020-11-27T04:47:00","date_gmt":"2020-11-26T20:47:00","guid":{"rendered":"https:\/\/byy3.com\/?p=666"},"modified":"2021-01-09T10:13:32","modified_gmt":"2021-01-09T02:13:32","slug":"linux%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%a2%9e%e5%8a%a0%e4%bf%ae%e6%94%b9swap%e4%ba%a4%e6%8d%a2%e5%8c%ba%e8%99%9a%e6%8b%9f%e5%86%85%e5%ad%98%e5%a4%a7%e5%b0%8f%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/byy3.com\/?p=666","title":{"rendered":"linux\u670d\u52a1\u5668\u589e\u52a0\u4fee\u6539swap\u4ea4\u6362\u533a\u865a\u62df\u5185\u5b58\u5927\u5c0f\u8be6\u89e3"},"content":{"rendered":"<div>\n<div>\n<h3>\u7531\u4e8e\u5f88\u591a\u670d\u52a1\u5668\u521d\u59cb\u5316\u6ca1\u6709\u8bbe\u7f6e\u4ea4\u6362\u533aswap\u6216\u8005\u8bbe\u7f6e\u7684\u4ea4\u6362\u533a\u592a\u5c0f\u5bfc\u81f4<\/h3>\n<p>\u4e00\u4e9b\u7f51\u7ad9\u6d4b\u901f \u5c31\u628a\u7f51\u7ad9\u670d\u52a1\u5668\u8d44\u6e90\u5185\u5b58\u5360\u6ee1\u4e86\uff01\u6240\u4ee5\u589e\u52a0\u865a\u62df\u5185\u5b58\u4ea4\u6362\u533aswap\u5f88\u6709\u5fc5\u8981\uff01<\/p>\n<h3><strong>swap\u5206\u533a\u5927\u5c0f\u8bf4\u660e<\/strong><\/h3>\n<p>\u4e00\u822c\u6765\u8bf4\u53ef\u4ee5\u6309\u7167\u5982\u4e0b\u89c4\u5219\u8bbe\u7f6eswap\u5927\u5c0f\uff1a<br \/>\n4G\u4ee5\u5185\u7684\u7269\u7406\u5185\u5b58\uff0cSWAP \u8bbe\u7f6e\u4e3a\u5185\u5b58\u76842\u500d\u3002<br \/>\n4-8G\u7684\u7269\u7406\u5185\u5b58\uff0cSWAP \u7b49\u4e8e\u5185\u5b58\u5927\u5c0f\u3002<br \/>\n8-64G \u7684\u7269\u7406\u5185\u5b58\uff0cSWAP \u8bbe\u7f6e\u4e3a8G\u3002<br \/>\n64-256G\u7269\u7406\u5185\u5b58\uff0cSWAP \u8bbe\u7f6e\u4e3a16G\u3002<br \/>\n\u5b9e\u9645\u4e0a\uff0c\u7cfb\u7edf\u4e2d\u4ea4\u6362\u5206\u533a\u7684\u5927\u5c0f\u5e76\u4e0d\u53d6\u51b3\u4e8e\u7269\u7406\u5185\u5b58\u7684\u91cf\uff0c\u800c\u662f\u53d6\u51b3\u4e8e\u7cfb\u7edf\u4e2d\u5185\u5b58\u7684\u8d1f\u8377\uff0c\u6240\u4ee5\u5728\u5b89\u88c5\u7cfb\u7edf\u65f6\u8981\u6839\u636e\u5177\u4f53\u7684\u4e1a\u52a1\u6765\u8bbe\u7f6eSWAP\u7684\u503c\u3002<br \/>\n\u4e00\u822cLinux\u684c\u9762\u7cfb\u7edf\u7684SWAP\u8bbe\u7f6e\u7684\u4f1a\u76f8\u5bf9\u5927\u4e00\u70b9\uff0c\u800cLinux\u670d\u52a1\u5668\uff0c\u7279\u522b\u662f\u751f\u4ea7\u73af\u5883\uff0cSWAP\u53ef\u80fd\u53ea\u6709\u4e00\u70b9\u70b9\uff0c1-2G\uff0c\u5f88\u591a\u751a\u81f3\u90fd\u6ca1\u6709SWAP\u3002<\/p>\n<h4>\u5982\u56fe\u6dfb\u52a0\u524d\u4ea4\u6362\u533a\u5185\u5b581G<\/h4>\n<h4><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-667\" data-original=\"https:\/\/byy3.com\/wp-content\/uploads\/2020\/11\/2020112620402363.jpg\" src=\"https:\/\/byy3.com\/wp-content\/themes\/MNews%20V2.4\/images\/post-loading.gif\" width=\"643\" height=\"339\" title=\"linux\u670d\u52a1\u5668\u589e\u52a0\u4fee\u6539swap\u4ea4\u6362\u533a\u865a\u62df\u5185\u5b58\u5927\u5c0f\u8be6\u89e3\u63d2\u56fe\" alt=\"linux\u670d\u52a1\u5668\u589e\u52a0\u4fee\u6539swap\u4ea4\u6362\u533a\u865a\u62df\u5185\u5b58\u5927\u5c0f\u8be6\u89e3\u63d2\u56fe\" \/><\/h4>\n<h4><strong>\u6dfb\u52a0swap\u4ea4\u6362\u5206\u533a\u7a7a\u95f4<\/strong><\/h4>\n<p>1.\u67e5\u770b\u5f53\u524d\u5185\u5b58\u548cswap\u7a7a\u95f4\u5927\u5c0f<\/p>\n<p>$free -mh<\/p>\n<p>2.\u521b\u5efaswap\u4ea4\u6362\u5206\u533a\u6587\u4ef6\/swap\/swapfile\uff0c\u5927\u5c0f\u4e3a8G<\/p>\n<p>$ sudo mkdir \/swap<\/p>\n<p>$ sudo dd if=\/dev\/zero of=\/swap\/swapfile bs=1G count=8<\/p>\n<p>3.\u683c\u5f0f\u5316swap\u5206\u533a\uff1a<\/p>\n<p>$sudo mkswap \/swap\/swapfile<\/p>\n<p>4.\u8bbe\u7f6e\u4ea4\u6362\u5206\u533a\uff1a<\/p>\n<p>$sudo mkswap -f \/swap\/swapfile<\/p>\n<p>5.\u4fee\u6539\u6743\u9650\uff1a<\/p>\n<p>$sudo chmod 600 \/swap\/swapfile<\/p>\n<p>6.\u6fc0\u6d3bswap\u5206\u533a\uff1a<\/p>\n<p>$sudo swapon \/swap\/swapfile<\/p>\n<p>6.\u8bbe\u4e3a\u5f00\u673a\u81ea\u52a8\u542f\u7528\uff1a<\/p>\n<p>$sudo vi \/etc\/fstab<\/p>\n<p>\u5728\u8be5\u6587\u4ef6\u5e95\u90e8\u6dfb\u52a0\u5982\u4e0b\u5185\u5bb9\uff1a<\/p>\n<p>\/swap\/swapfile swap swap default 0 0<\/p>\n<p>\u5982\u56fe\u6dfb\u52a0\u540e\u4ea4\u6362\u533a\u5185\u5b583G<\/p>\n<h4><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-668\" data-original=\"https:\/\/byy3.com\/wp-content\/uploads\/2020\/11\/2020112620404799.jpg\" src=\"https:\/\/byy3.com\/wp-content\/themes\/MNews%20V2.4\/images\/post-loading.gif\" width=\"639\" height=\"355\" title=\"linux\u670d\u52a1\u5668\u589e\u52a0\u4fee\u6539swap\u4ea4\u6362\u533a\u865a\u62df\u5185\u5b58\u5927\u5c0f\u8be6\u89e3\u63d2\u56fe1\" alt=\"linux\u670d\u52a1\u5668\u589e\u52a0\u4fee\u6539swap\u4ea4\u6362\u533a\u865a\u62df\u5185\u5b58\u5927\u5c0f\u8be6\u89e3\u63d2\u56fe1\" \/><\/h4>\n<h4><strong>\u9644\uff1a\u5220\u9664swap\u4ea4\u6362\u5206\u533a<\/strong><\/h4>\n<p>1.\u505c\u6b62\u6b63\u5728\u4f7f\u7528\u7684swap\u5206\u533a\uff1a<\/p>\n<p>$sudo swapoff \/swap\/swapfile<\/p>\n<p>2.\u5220\u9664swap\u5206\u533a\u6587\u4ef6\uff1a<\/p>\n<p>$sudo rm \/swap\/swapfile<\/p>\n<p>3.\u5220\u9664\u6216\u6ce8\u91ca\u5728\/etc\/fstab\u6587\u4ef6\u4e2d\u7684\u4ee5\u4e0b\u5f00\u673a\u81ea\u52a8\u6302\u8f7d\u5185\u5bb9\uff1a<\/p>\n<p>\/swap\/swapfile swap swap default 0 0<\/p>\n<h4>\u6ce8\u610f\uff1a\u8981\u6267\u884c\u683c\u5f0f\u5316swap\u5206\u533a\u8fd9\u4e00\u6b65\u9aa4\uff0c\u5426\u5219\u51fa\u73b0\u65e0\u6cd5\u6fc0\u6d3b\u7684\u95ee\u9898\u3002<\/h4>\n<\/div>\n<\/div>\n<h1>centos \u865a\u62df\u5185\u5b58\u64cd\u4f5c<\/h1>\n<p>\u9996\u5148\u5220\u9664\u4e4b\u524d\u7684\u865a\u62df\u5185\u5b58swapon -s\u67e5\u627e\u865a\u62df\u5185\u5b58\u6302\u8f7d\u4f4d\u7f6e<\/p>\n<p>\/var\/swapd file 3145724 619776 -2<br \/>\n\/dev\/sda2 partition 8388604 0 -3<\/p>\n<p>\u4f7f\u7528\u547d\u4ee4swapoff\u5173\u95ed \u865a\u62df\u5185\u5b58 \/sbin\/swapoff \/var\/swapd<\/p>\n<p>rm -rf \/dev\/sda2<\/p>\n<p>rm -rf \/var\/swapd<\/p>\n<p>\u518d\u6b21\u9a8c\u8bc1\u00a0\/<span class=\"crayon-i\">sbin<\/span><span class=\"crayon-o\">\/<\/span><span class=\"crayon-i\">swapoff<\/span>\u00a0<span class=\"crayon-o\">\/<\/span><span class=\"crayon-i\">dev<\/span><span class=\"crayon-o\">\/<\/span><span class=\"crayon-i\">sda2 \u8fd4\u56de\u65e0\u6587\u4ef6<\/span><\/p>\n<p>nano \/etc\/fstab\u5220\u9664\u6302\u8f7d \u4f7f\u7528##\u6ce8\u91ca\u6389\u8fd9\u884c\u4ee3\u7801\u52a0\u4e0a##<span class=\"crayon-o\">\/<\/span><span class=\"crayon-i\">dev<\/span><span class=\"crayon-o\">\/<\/span><span class=\"crayon-e\">sda2 <\/span><span class=\"crayon-e\">swap\u00a0<\/span><span class=\"crayon-e\">swap\u00a0<\/span><span class=\"crayon-i\">defaults<\/span>\u00a0<span class=\"crayon-cn\">0<\/span>\u00a0<span class=\"crayon-cn\">0<\/span><\/p>\n<p>\u6700\u540ereboot\u91cd\u542f\uff01<\/p>\n<div>\n<p>\u4f5c\u8005\uff1a\u6cd3\u6e90\u89c6\u91ce<\/p>\n<\/div>\n<div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u7531\u4e8e\u5f88\u591a\u670d\u52a1\u5668\u521d\u59cb\u5316\u6ca1\u6709\u8bbe\u7f6e\u4ea4\u6362\u533aswap\u6216\u8005\u8bbe\u7f6e\u7684\u4ea4\u6362\u533a\u592a\u5c0f\u5bfc\u81f4 \u4e00\u4e9b\u7f51\u7ad9\u6d4b\u901f \u5c31\u628a\u7f51\u7ad9\u670d\u52a1\u5668\u8d44\u6e90\u5185\u5b58\u5360\u6ee1\u4e86 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14,15],"tags":[161,159,288,353,158,287,289,125,160],"class_list":["post-666","post","type-post","status-publish","format-standard","hentry","category-linux","category-wordpress","tag-linux","tag-swap"],"_links":{"self":[{"href":"https:\/\/byy3.com\/index.php?rest_route=\/wp\/v2\/posts\/666","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/byy3.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/byy3.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/byy3.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/byy3.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=666"}],"version-history":[{"count":0,"href":"https:\/\/byy3.com\/index.php?rest_route=\/wp\/v2\/posts\/666\/revisions"}],"wp:attachment":[{"href":"https:\/\/byy3.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=666"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/byy3.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=666"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/byy3.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=666"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}