{"id":2454,"date":"2021-10-01T12:00:00","date_gmt":"2021-10-01T03:00:00","guid":{"rendered":"https:\/\/www.itc109.com\/knowledge\/?p=2454"},"modified":"2021-09-30T08:57:29","modified_gmt":"2021-09-29T23:57:29","slug":"linux-swap%e9%a0%98%e5%9f%9f%e3%81%ae%e4%bd%9c%e6%88%90","status":"publish","type":"post","link":"https:\/\/www.itc109.com\/knowledge\/linux\/linux-swap%e9%a0%98%e5%9f%9f%e3%81%ae%e4%bd%9c%e6%88%90","title":{"rendered":"Linux SWAP\u9818\u57df\u306e\u4f5c\u6210"},"content":{"rendered":"\n<p>Linux\u74b0\u5883\u3067\u306eSWAP\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210\u3068\u6709\u52b9\u5316\u306b\u3064\u3044\u3066\u8a18\u8f09\u3002<\/p>\n\n\n\n<p><a href=\"#link1\" data-type=\"internal\" data-id=\"#link1\">SWAP\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/link2\" data-type=\"URL\" data-id=\"link2\">SWAP\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u5909\u66f4<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/link3\" data-type=\"URL\" data-id=\"link3\">SWAP\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u78ba\u8a8d <\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/link4\" data-type=\"URL\" data-id=\"link4\">SWAP\u9818\u57df\u306e\u4f5c\u6210<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/link5\" data-type=\"URL\" data-id=\"link5\">SWAP\u9818\u57df\u306e\u6709\u52b9\u5316<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/link6\" data-type=\"URL\" data-id=\"link6\">SWAP\u9818\u57df\u306e\u6709\u52b9\u5316\u3092\u78ba\u8a8d<\/a><\/p>\n\n\n\n<p><a href=\"#link8\" data-type=\"internal\" data-id=\"#link8\">SWAP\u9818\u57df\u306e\u81ea\u52d5\u6709\u52b9\u5316\u8a2d\u5b9a<\/a><\/p>\n\n\n\n<p>\u3000<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8a2d\u5b9a\u624b\u9806<\/h2>\n\n\n\n<p id=\"link1\">1.SWAP\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\"><code>dd if=\/dev\/zero of=\/var\/swap bs=1M count=1024<\/code><\/pre><\/div>\n\n\n\n<p>\u5b9f\u884c\u7d50\u679c (\u4f8b<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>1024+0 records in\n1024+0 records out\n1073741824 bytes (1.1 GB) copied, 5.04749 s, 213 MB\/s<\/code><\/pre><\/div>\n\n\n\n<p>\u3000<\/p>\n\n\n\n<p id=\"link2\">2.SWAP\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u5909\u66f4<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>chmod 600 \/var\/swap<\/code><\/pre><\/div>\n\n\n\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>\u203b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u306a\u3044\u3053\u3068\u3002<\/code><\/pre><\/div>\n\n\n\n<p>\u3000<\/p>\n\n\n\n<p id=\"link3\">3.SWAP\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u78ba\u8a8d<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>ls -la \/var\/swap<\/code><\/pre><\/div>\n\n\n\n<p>\u5b9f\u884c\u7d50\u679c<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>-rw------- 1 root root 1073741824 mm d hh:mm \/var\/swap<\/code><\/pre><\/div>\n\n\n\n<p>\u3000<\/p>\n\n\n\n<p id=\"link4\">4.SWAP\u9818\u57df\u306e\u4f5c\u6210<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>mkswap \/var\/swap<\/code><\/pre><\/div>\n\n\n\n<p> \u5b9f\u884c\u7d50\u679c (\u4f8b <\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>Setting up swapspace version 1, size = 1048572 KiB\nno label, UUID=5a3ffrj4-a0a9-387f-88ee-e155d1d72d05f<\/code><\/pre><\/div>\n\n\n\n<p>\u3000<\/p>\n\n\n\n<p id=\"link5\">5.SWAP\u9818\u57df\u306e\u6709\u52b9\u5316<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>swapon \/var\/swap<\/code><\/pre><\/div>\n\n\n\n<p> \u5b9f\u884c\u7d50\u679c <\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>\u203b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u306a\u3044\u3053\u3068\u3002<\/code><\/pre><\/div>\n\n\n\n<p>\u3000<\/p>\n\n\n\n<p id=\"link6\">6.SWAP\u9818\u57df\u306e\u6709\u52b9\u5316\u3092\u78ba\u8a8d<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>swapon -s<\/code><\/pre><\/div>\n\n\n\n<p> \u5b9f\u884c\u7d50\u679c <\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>Filename Type Size Used Priority\n\/var\/swap file 1048572 0 -1<\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">SWAP\u9818\u57df\u306e\u81ea\u52d5\u6709\u52b9\u5316\u5bfe\u5fdc<\/h2>\n\n\n\n<p id=\"link7\">7.\u81ea\u52d5\u6709\u52b9\u5316\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u4fdd\u5b58<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>cp \/etc\/fstab \/etc\/fstab.org<\/code><\/pre><\/div>\n\n\n\n<p> \u5b9f\u884c\u7d50\u679c <\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\" data-line=\"<!-- wp:paragraph --&gt; <p&gt;\u3000<\/p&gt; <!-- \/wp:paragraph --&gt;\"><code>\u203b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u306a\u3044\u3053\u3068\u3002<\/code><\/pre><\/div>\n\n\n\n<p>\u3000<\/p>\n\n\n\n<p id=\"link8\">8.SWAP\u9818\u57df\u306e\u81ea\u52d5\u6709\u52b9\u5316\u8a2d\u5b9a <\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>echo &quot;\/var\/swap swap swap defaults 0 0&quot; &gt;&gt; \/etc\/fstab<\/code><\/pre><\/div>\n\n\n\n<p> \u5b9f\u884c\u7d50\u679c <\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>\u203b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u306a\u3044\u3053\u3068\u3002<\/code><\/pre><\/div>\n\n\n\n<p>\u3000<\/p>\n\n\n\n<p> \u203b\u518d\u8d77\u52d5\u3057\u3066\u81ea\u52d5\u7684\u306bSWAP\u9818\u57df\u304c\u6709\u52b9\u5316\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3002 <\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>free<\/code><\/pre><\/div>\n\n\n\n<p>\u5b9f\u884c\u7d50\u679c (\u4f8b<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>total used free shared buff\/cache available\nMem: 1849964 230176 77108 133648 1542680 1265000\nSwap: 1048572 0 1048572<\/code><\/pre><\/div>\n\n\n\n<p>SWAP\u9818\u57df\u304c\u4f5c\u6210\u3055\u308c\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3002<\/p>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Linux\u74b0\u5883\u3067\u306eSWAP\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210\u3068\u6709\u52b9\u5316\u306b\u3064\u3044\u3066\u8a18\u8f09\u3002 SWAP\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210 SWAP\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u5909\u66f4 SWAP\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u78ba\u8a8d SWAP\u9818\u57df\u306e\u4f5c\u6210 SWAP\u9818\u57df\u306e\u6709\u52b9\u5316 SWAP\u9818\u57df\u306e&#8230;<\/p>\n","protected":false},"author":3,"featured_media":45,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[3],"tags":[61],"class_list":["post-2454","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux","tag-tips"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/www.itc109.com\/knowledge\/wp-content\/uploads\/sites\/2\/logo\/logo-linux.png","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pacZwp-DA","_links":{"self":[{"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/posts\/2454","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/comments?post=2454"}],"version-history":[{"count":9,"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/posts\/2454\/revisions"}],"predecessor-version":[{"id":2659,"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/posts\/2454\/revisions\/2659"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/media\/45"}],"wp:attachment":[{"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/media?parent=2454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/categories?post=2454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.itc109.com\/knowledge\/wp-json\/wp\/v2\/tags?post=2454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}