{"id":33229,"date":"2026-09-15T10:00:00","date_gmt":"2026-09-15T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=33229"},"modified":"2026-09-17T11:28:10","modified_gmt":"2026-09-17T03:28:10","slug":"linux-rsync-crontab","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/linux-rsync-crontab\/","title":{"rendered":"Linux \u5b9a\u65f6\u5907\u4efd\u5bb9\u707e\uff1arsync \u4e0e crontab \u5b9e\u73b0\u7f51\u7ad9\u5f02\u5730\u5907\u4efd"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/linux-rsync-crontab-cover.webp\" alt=\"Linux rsync \u4e0e crontab \u5f02\u5730\u81ea\u52a8\u5907\u4efd\u5c01\u9762\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u4e3a\u4ec0\u4e48\u7f51\u7ad9\u9700\u8981\u5f02\u5730\u5b9a\u65f6\u5907\u4efd<\/h2>\n<p>\u5f88\u591a\u7ad9\u957f\u628a\u5907\u4efd\u5f53\u6210\u201c\u60f3\u8d77\u6765\u624d\u505a\u4e00\u6b21\u201d\u7684\u4efb\u52a1\uff0c\u76f4\u5230\u670d\u52a1\u5668\u78c1\u76d8\u6545\u969c\u3001\u8bef\u5220\u76ee\u5f55\u6216\u88ab\u52d2\u7d22\u811a\u672c\u52a0\u5bc6\u540e\u624d\u610f\u8bc6\u5230\uff0c\u672c\u5730\u90a3\u4efd\u5907\u4efd\u5176\u5b9e\u79bb\u53d7\u707e\u70b9\u592a\u8fd1\u3002\u771f\u6b63\u80fd\u6551\u547d\u7684\u662f<b>\u5f02\u5730\u4e14\u81ea\u52a8\u5316<\/b>\u7684\u5907\u4efd\uff1a\u6570\u636e\u88ab\u540c\u6b65\u5230\u53e6\u4e00\u53f0\u670d\u52a1\u5668\uff0c\u5e76\u4e14\u4e0d\u4f9d\u8d56\u4efb\u4f55\u4eba\u8bb0\u4f4f\u6267\u884c\u3002\u672c\u6587\u6559\u4f60\u5982\u4f55\u7528 rsync \u4e0e crontab \u8fd9\u4e24\u4e2a Linux \u5e38\u7528\u5de5\u5177\uff0c\u642d\u51fa\u4e00\u5957\u4f4e\u6210\u672c\u3001\u53ef\u9a8c\u8bc1\u7684\u7f51\u7ad9\u5f02\u5730\u81ea\u52a8\u5907\u4efd\u65b9\u6848\u3002\u6574\u53f0\u670d\u52a1\u5668\u6216\u6570\u636e\u5e93\u51fa\u95ee\u9898\u65f6\uff0c\u4f60\u80fd\u5728\u5341\u51e0\u5206\u949f\u5185\u628a\u7ad9\u70b9\u6062\u590d\u5230\u8fc1\u79fb\u4e4b\u524d\u7684\u72b6\u6001\uff0c\u800c\u4e0d\u662f\u4ece\u96f6\u91cd\u88c5\u3002<\/p>\n<h2>\u5148\u7406\u89e3 rsync \u4e0e crontab \u7684\u5206\u5de5<\/h2>\n<p>rsync \u8d1f\u8d23\u201c\u628a\u6587\u4ef6\u9ad8\u6548\u5730\u590d\u5236\u8fc7\u53bb\u201d\uff0c\u5b83\u53ea\u5728\u6e90\u548c\u76ee\u6807\u4e4b\u95f4\u4f20\u8f93\u5dee\u5f02\u90e8\u5206\uff0c\u7b2c\u4e00\u6b21\u5168\u91cf\u3001\u4e4b\u540e\u589e\u91cf\uff0c\u56e0\u6b64\u5bf9\u5e26\u5bbd\uff08\u5355\u4f4d\u65f6\u95f4\u53ef\u4f20\u8f93\u7684\u6570\u636e\u91cf\uff09\u7684\u6d88\u8017\u5f88\u4f4e\u3002crontab \u5219\u8d1f\u8d23\u201c\u6309\u65f6\u89e6\u53d1\u540c\u6b65\u201d\uff0c\u628a\u91cd\u590d\u52b3\u52a8\u4ea4\u7ed9\u7cfb\u7edf\u8ba1\u65f6\u5668\u3002<b>\u4e24\u8005\u7ec4\u5408\uff0c\u5c31\u662f\u4f60\u6700\u57fa\u672c\u7684\u5f02\u5730\u5bb9\u707e\u5f15\u64ce\u3002<\/b><\/p>\n<p>\u8fd9\u5957\u601d\u8def\u6bd4\u6bcf\u65e5\u624b\u52a8\u6253\u5305\u518d\u4e0a\u4f20\u66f4\u53ef\u9760\uff1a\u624b\u52a8\u6253\u5305\u5bb9\u6613\u6f0f\u6587\u4ef6\u3001\u5fd8\u8bb0\u6267\u884c\uff1b\u800c rsync \u52a0\u9501\u5b9a\u7684\u65f6\u95f4\u7a97\u53e3\uff0c\u80fd\u505a\u5230\u201c\u540c\u4e00\u4f4d\u7684\u6587\u4ef6\uff0c\u6bcf\u5929\u81ea\u52a8\u51fa\u73b0\u5728\u5907\u4efd\u673a\u201d\u3002\u4e0b\u6587\u4f1a\u4ece\u5bc6\u94a5\u914d\u7f6e\u3001\u540c\u6b65\u547d\u4ee4\u3001\u5b9a\u65f6\u4efb\u52a1\u5230\u6570\u636e\u5e93\u5907\u4efd\u548c\u6062\u590d\u9a8c\u8bc1\uff0c\u4e00\u6b65\u6b65\u5e26\u4f60\u843d\u5730\u3002<\/p>\n<h2>\u7b2c\u4e00\u6b65\uff1a\u914d\u7f6e SSH \u5bc6\u94a5\uff0c\u8ba9\u5907\u4efd\u4e0d\u518d\u4f9d\u8d56\u5bc6\u7801<\/h2>\n<p>\u81ea\u52a8\u5316\u5907\u4efd\u7684\u524d\u63d0\u662f\u547d\u4ee4\u80fd\u201c\u514d\u5bc6\u201d\u6267\u884c\u3002\u5728\u6e90\u670d\u52a1\u5668\u4e0a\u751f\u6210\u4e13\u7528\u5bc6\u94a5\uff0c\u628a\u516c\u94a5\u62f7\u5230\u5907\u4efd\u673a\uff0c\u53ea\u5141\u8bb8 rsync \u5bf9\u5e94\u7684\u7528\u6237\u8bbf\u95ee\uff0c\u907f\u514d\u628a root \u51ed\u636e\u66b4\u9732\u7ed9\u6bcf\u4e00\u53f0\u673a\u5668\u3002<\/p>\n<p>\u5148\u5728\u6e90\u670d\u52a1\u5668\u751f\u6210\u5bc6\u94a5\u5bf9\uff08\u82e5\u5df2\u6709\u5219\u8df3\u8fc7\uff09\uff1a<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\nssh-keygen -t ed25519 -C \"backup-rsync\" -f ~\/.ssh\/backup_rsync\n<\/pre>\n<p>\u751f\u6210\u7684 <code>~\/.ssh\/backup_rsync.pub<\/code> \u5c31\u662f\u628a\u516c\u94a5\uff0c\u901a\u8fc7\u4e0b\u65b9\u547d\u4ee4\u8ffd\u52a0\u5230\u5907\u4efd\u673a\u5bf9\u5e94\u8d26\u53f7\u7684 authorized_keys\uff1a<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\ncat ~\/.ssh\/backup_rsync.pub | ssh backup_user@BACKUP_HOST \"mkdir -p ~\/.ssh && cat >> ~\/.ssh\/authorized_keys\"\n<\/pre>\n<p>\u7136\u540e\u9a8c\u8bc1\u80fd\u5426\u514d\u5bc6\u767b\u5f55\uff1a<code>ssh -i ~\/.ssh\/backup_rsync backup_user@BACKUP_HOST 'echo OK'<\/code>\u3002\u8fd4\u56de <code>OK<\/code> \u8bf4\u660e\u94fe\u8def\u7545\u901a\u3002\u8fd9\u91cc\u5efa\u8bae\u628a\u6e90\u670d\u52a1\u5668\u5bf9\u5907\u4efd\u673a\u7684\u8fde\u63a5\u9650\u5236\u5230\u6700\u5c0f\u6743\u9650\uff1a\u4e13\u95e8\u5efa\u4e00\u4e2a backup \u7528\u6237\uff0c\u5176 shell \u53ea\u5141\u8bb8\u6267\u884c rsync\uff0c\u5e76\u628a authorized_keys \u52a0\u4e0a <code>command=\"rsync --server ...\"<\/code> \u524d\u7f00\uff0c\u964d\u4f4e\u88ab\u5165\u4fb5\u540e\u6a2a\u5411\u79fb\u52a8\u7684\u98ce\u9669\u3002\u5173\u4e8e\u6536\u7d27\u670d\u52a1\u5668\u767b\u5f55\u9762\u7684\u66f4\u591a\u7ec6\u8282\uff0c\u53ef\u4ee5\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/ssh-access-control-audit\/\">SSH \u8bbf\u95ee\u63a7\u5236\u4e0e\u5ba1\u8ba1<\/a>\u3002<\/p>\n<h2>\u7b2c\u4e8c\u6b65\uff1a\u5199\u51fa\u53ef\u91cd\u590d\u6267\u884c\u7684\u540c\u6b65\u547d\u4ee4<\/h2>\n<p>\u5148\u505a\u4e00\u6b21\u624b\u52a8\u5168\u91cf\u540c\u6b65\uff0c\u786e\u8ba4\u8def\u5f84\u3001\u6743\u9650\u548c\u8fd4\u56de\u7801\u90fd\u6b63\u5e38\uff0c\u518d\u4ea4\u7ed9 crontab\u3002\u4e0b\u9762\u7684\u547d\u4ee4\u628a\u7f51\u7ad9\u6839\u76ee\u5f55\u540c\u6b65\u5230\u5907\u4efd\u673a\uff0c\u5e76\u4fdd\u7559\u6587\u4ef6\u5c5e\u4e3b\u4e0e\u6743\u9650\uff1a<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\nrsync -avz --delete \\\n  -e \"ssh -i \/root\/.ssh\/backup_rsync -p 22\" \\\n  \/var\/www\/html\/ backup_user@BACKUP_HOST:\/backup\/site\/ 2>>\/var\/log\/backup_site.log\n<\/pre>\n<p>\u53c2\u6570\u91cc <code>-a<\/code> \u8868\u793a\u5f52\u6863\u6a21\u5f0f\uff08\u4fdd\u7559\u6743\u9650\u3001\u65f6\u95f4\u6233\u7b49\u5143\u6570\u636e\uff09\uff0c<code>-z<\/code> \u5f00\u542f\u4f20\u8f93\u538b\u7f29\uff0c<code>--delete<\/code> \u8ba9\u5907\u4efd\u7aef\u5220\u9664\u6e90\u7aef\u5df2\u4e0d\u5b58\u5728\u7684\u6587\u4ef6\uff0c\u4fdd\u8bc1\u4e24\u8fb9\u76ee\u5f55\u4e00\u81f4\u3002<b>\u6ce8\u610f<\/b>\uff1a<code>--delete<\/code> \u5bf9\u6e90\u8def\u5f84\u672b\u5c3e\u7684\u659c\u6760\u975e\u5e38\u654f\u611f\uff0c<code>\/var\/www\/html\/<\/code> \u5e26\u659c\u6760\u8868\u793a\u201c\u540c\u6b65\u8be5\u76ee\u5f55\u5185\u5bb9\u201d\uff0c\u4e0d\u5e26\u659c\u6760\u5219\u540c\u6b65\u6574\u4e2a html \u76ee\u5f55\u672c\u8eab\u3002\u82e5\u540c\u6b65\u7684\u76ee\u6807\u6070\u597d\u662f\u65e7\u7248\u672c\u6b8b\u7559\uff0c\u5220\u9664\u52a8\u4f5c\u53ef\u80fd\u8bef\u4f24\u5907\u4efd\u673a\u4e0a\u5176\u4ed6\u6587\u4ef6\uff0c\u52a1\u5fc5\u5148\u5728\u6d4b\u8bd5\u76ee\u5f55\u6f14\u7ec3\u3002<\/p>\n<p>\u628a\u8fd9\u6761\u547d\u4ee4\u5199\u6210\u4e00\u4e2a\u811a\u672c\u6587\u4ef6 <code>\/usr\/local\/sbin\/backup_site.sh<\/code> \u5e76\u8d4b\u4e88\u6267\u884c\u6743\u9650\u66f4\u597d\u7ba1\u7406\u2014\u2014\u540e\u7eed\u8981\u8c03\u6574\u6392\u9664\u76ee\u5f55\uff08\u4f8b\u5982\u7f13\u5b58\u3001\u65e5\u5fd7\u3001\u4e0a\u4f20\u76ee\u5f55\uff09\u65f6\uff0c\u53ea\u9700\u5728 rsync \u91cc\u8ffd\u52a0 <code>--exclude<\/code> \u53c2\u6570\uff1a<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\n#!\/bin\/bash\nrsync -avz --delete \\\n  --exclude=\"wp-content\/cache\/\" \\\n  -e \"ssh -i \/root\/.ssh\/backup_rsync -p 22\" \\\n  \/var\/www\/html\/ backup_user@BACKUP_HOST:\/backup\/site\/ 2>>\/var\/log\/backup_site.log\n<\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/linux-rsync-crontab-sync-arrow.webp\" alt=\"rsync \u589e\u91cf\u540c\u6b65\u5b8c\u6210\u793a\u610f\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u7b2c\u4e09\u6b65\uff1a\u7528 crontab \u56fa\u5b9a\u540c\u6b65\u65f6\u95f4<\/h2>\n<p>\u811a\u672c\u5c31\u7eea\u540e\uff0c\u7f16\u8f91\u5f53\u524d\u7528\u6237\u7684\u5b9a\u65f6\u4efb\u52a1\uff1a<code>crontab -e<\/code>\u3002\u4e0b\u9762\u8fd9\u6761\u8868\u793a\u6bcf\u5929\u51cc\u6668 3 \u70b9 10 \u5206\u6267\u884c\u5907\u4efd\u811a\u672c\uff1a<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\n10 3 * * * \/usr\/local\/sbin\/backup_site.sh\n<\/pre>\n<p>crontab \u7684\u4e94\u4e2a\u65f6\u95f4\u5b57\u6bb5\u4f9d\u6b21\u662f\u201c\u5206\u3001\u65f6\u3001\u65e5\u3001\u6708\u3001\u661f\u671f\u201d\u3002<code>10 3 * * *<\/code> \u5373\u6bcf\u5929\u7684 03:10\u3002\u9009\u62e9\u51cc\u6668\u6267\u884c\u80fd\u907f\u5f00\u4e1a\u52a1\u9ad8\u5cf0\uff0c\u4f46\u8981\u6ce8\u610f\u5907\u4efd\u673a\u7684\u65f6\u533a\u548c\u6e90\u670d\u52a1\u5668\u662f\u5426\u4e00\u81f4\u2014\u2014\u82e5\u8de8\u65f6\u533a\u90e8\u7f72\uff0c\u52a1\u5fc5\u7528 <code>date<\/code> \u786e\u8ba4\u53cc\u65b9\u65f6\u95f4\u57fa\u51c6\u3002\u5173\u4e8e\u591a\u673a\u65f6\u95f4\u4e0d\u540c\u6b65\u7684\u6392\u67e5\uff0c\u53ef\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/chrony-cluster-time-sync\/\">chrony \u96c6\u7fa4\u65f6\u95f4\u540c\u6b65\u6307\u5357<\/a>\u3002\u4fdd\u5b58\u540e\u5efa\u8bae\u5148\u624b\u52a8\u8dd1\u4e00\u6b21 <code>bash \/usr\/local\/sbin\/backup_site.sh<\/code> \u786e\u8ba4\u8fd4\u56de\u7801\u4e3a 0\uff0c\u518d\u5728\u5907\u4efd\u673a\u7528 <code>ls -l --time-style=full-iso \/backup\/site\/<\/code> \u68c0\u67e5\u6587\u4ef6\u65f6\u95f4\u6233\u662f\u5426\u66f4\u65b0\u3002<\/p>\n<p>\u4e3a\u907f\u514d\u4e0a\u6b21\u4efb\u52a1\u8fd8\u6ca1\u8dd1\u5b8c\u5c31\u89e6\u53d1\u4e0b\u4e00\u6b21\uff0c\u53ef\u4ee5\u5728\u811a\u672c\u5f00\u5934\u52a0\u4e00\u884c\u4e92\u65a5\u9501\uff1a<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\nflock -n \/var\/run\/backup_site.lock \/usr\/local\/sbin\/backup_site.sh\n<\/pre>\n<p>\u628a cron \u884c\u6539\u6210\u4e0a\u9762\u7684\u5f62\u5f0f\uff0cflock \u4f1a\u4fdd\u8bc1\u540c\u4e00\u65f6\u523b\u53ea\u5141\u8bb8\u4e00\u4e2a\u5b9e\u4f8b\u5728\u8dd1\uff0c\u9632\u6b62\u5927\u76ee\u5f55\u540c\u6b65\u79ef\u538b\u5bfc\u81f4\u5e76\u53d1\u51b2\u7a81\u3002<\/p>\n<h2>\u7b2c\u56db\u6b65\uff1a\u628a\u6570\u636e\u5e93\u7eb3\u5165\u5907\u4efd<\/h2>\n<p>\u7f51\u7ad9\u6587\u4ef6\u53ea\u662f\u7ad9\u70b9\u7684\u4e00\u534a\uff0c\u6570\u636e\u5e93\uff08DataBase\uff0c\u5b58\u50a8\u4e1a\u52a1\u6570\u636e\u7684\u7cfb\u7edf\uff09\u624d\u662f\u5185\u5bb9\u7684\u6838\u5fc3\u3002\u5148\u5728\u6e90\u670d\u52a1\u5668\u5bfc\u51fa\u4e00\u4efd SQL \u5feb\u7167\uff0c\u518d\u968f\u7740\u4e0b\u4e00\u8f6e rsync \u63a8\u5230\u5907\u4efd\u673a\u3002\u5bf9 MySQL\/MariaDB\uff0c\u53ef\u4ee5\u7528\u4e0b\u9762\u7684\u811a\u672c\u751f\u6210\u5e26\u65e5\u671f\u547d\u540d\u7684\u5bfc\u51fa\u6587\u4ef6\uff1a<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\n#!\/bin\/bash\nBACKUP_DIR=\/backup\/dbexport\nmkdir -p \"$BACKUP_DIR\"\nmysqldump -u backup_user -p'REDACTED' --single-transaction --routines --triggers mydb | gzip > \"$BACKUP_DIR\/db_$(date +%F).sql.gz\"\n<\/pre>\n<p><code>--single-transaction<\/code> \u8ba9 InnoDB \u5f15\u64ce\u5728\u5355\u4e2a\u4e8b\u52a1\u5185\u5b8c\u6210\u5bfc\u51fa\u800c\u4e0d\u9501\u8868\uff0c\u9002\u5408\u751f\u4ea7\u73af\u5883\uff1b<code>--routines<\/code>\u3001<code>--triggers<\/code> \u4fdd\u7559\u5b58\u50a8\u8fc7\u7a0b\u4e0e\u89e6\u53d1\u5668\u3002<code>date +%F<\/code> \u751f\u6210\u5f62\u5982 <code>db_2026-09-15.sql.gz<\/code> \u7684\u6587\u4ef6\u540d\uff0c\u4fbf\u4e8e\u6309\u5929\u7559\u5b58\u3002\u4e3a\u4e86\u4e0d\u5360\u6ee1\u7a7a\u95f4\uff0c\u5efa\u8bae\u4fdd\u7559\u6700\u8fd1 7 \u4efd\uff1a<code>find \"$BACKUP_DIR\" -name 'db_*.sql.gz' -mtime +7 -delete<\/code>\u3002\u6570\u636e\u5e93\u53d8\u66f4\u9891\u7e41\u7684\u8bdd\uff0c\u8fd8\u53ef\u4ee5\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/redis-persistence-recovery\/\">Redis \u6301\u4e45\u5316\u4e0e\u6062\u590d<\/a> \u4e2d\u5173\u4e8e RDB\/AOF \u53d6\u820d\u7684\u601d\u8def\uff0c\u51b3\u5b9a\u5feb\u7167\u9891\u7387\u3002<\/p>\n<p>\u628a SQL \u5bfc\u51fa\u76ee\u5f55\u4e5f\u52a0\u5165\u5907\u4efd\u673a\u7684\u540c\u6b65\u8303\u56f4\uff0c\u6216\u8005\u5355\u72ec\u52a0\u4e00\u6761 rsync \u628a <code>dbexport<\/code> \u63a8\u5230\u5907\u4efd\u673a\uff0c\u5c31\u80fd\u5b9e\u73b0\u201c\u6587\u4ef6 + \u6570\u636e\u5e93\u201d\u53cc\u5f02\u5730\u3002\u5907\u4efd\u673a\u4e0a\u540c\u6837\u8981\u4fdd\u7559\u591a\u4efd\uff0c\u907f\u514d\u6570\u636e\u5e93\u672c\u8eab\u51fa\u9519\u65f6\u628a\u574f\u6570\u636e\u8986\u76d6\u56de\u6e90\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/linux-rsync-crontab-db-package.webp\" alt=\"\u6570\u636e\u5e93\u5feb\u7167\u6253\u5305\u5f52\u6863\u793a\u610f\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u7b2c\u4e94\u6b65\uff1a\u5b9a\u671f\u505a\u6062\u590d\u6f14\u7ec3<\/h2>\n<p>\u5907\u4efd\u7684\u610f\u4e49\u5728\u4e8e\u201c\u9700\u8981\u65f6\u771f\u7684\u80fd\u7528\u201d\uff0c\u800c\u8fd9\u53ea\u6709\u901a\u8fc7\u6062\u590d\u6f14\u7ec3\u624d\u80fd\u786e\u8ba4\u3002\u5efa\u8bae\u6bcf\u4e2a\u5b63\u5ea6\u5728\u6d4b\u8bd5\u673a\u4e0a\u5b8c\u6574\u6062\u590d\u5230\u6700\u65b0\u5907\u4efd\uff1a\u5148\u628a\u7ad9\u70b9\u6587\u4ef6\u4ece\u5907\u4efd\u673a rsync \u62c9\u56de\uff0c\u518d\u7528 <code>gunzip < db_\u6700\u65b0.sql.gz | mysql mydb<\/code> \u5bfc\u5165\u6570\u636e\u5e93\uff0c\u6700\u540e\u8bbf\u95ee\u524d\u53f0\u548c\u540e\u53f0\uff0c\u68c0\u67e5\u9875\u9762\u3001\u4e0a\u4f20\u56fe\u7247\u4e0e\u63d2\u4ef6\u662f\u5426\u6b63\u5e38\u3002\u6f14\u7ec3\u4e2d\u53d1\u73b0\u7684\u4efb\u4f55\u5931\u8d25\uff08\u6bd4\u5982\u67d0\u4e2a\u76ee\u5f55\u6f0f\u540c\u6b65\u3001\u6743\u9650\u4e0d\u5bf9\u3001\u5bfc\u51fa\u7684 SQL \u7f3a\u8868\uff09\uff0c\u90fd\u8981\u56de\u5230\u5bf9\u5e94\u6b65\u9aa4\u4fee\u6b63\uff0c\u800c\u4e0d\u662f\u7b49\u707e\u96be\u53d1\u751f\u65f6\u624d\u66b4\u9732\u3002<\/p>\n<p>\u5982\u679c\u4f60\u7684\u7f51\u7ad9\u6d41\u91cf\u6301\u7eed\u589e\u957f\uff0c\u5f02\u5730\u5907\u4efd\u7684\u5bb9\u91cf\u548c\u5e26\u5bbd\u9884\u7b97\u4e5f\u8981\u540c\u6b65\u6269\u5bb9\u2014\u2014\u53ef\u4ee5\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/vps-cloud-server-setup-deployment-guide\/\">VPS\uff08\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668\uff09\u90e8\u7f72\u51c6\u5907\u6307\u5357<\/a> \u8bc4\u4f30\u5907\u4efd\u673a\u9009\u578b\u3002\u5bf9\u5df2\u7ecf\u8dd1\u5728\u6b63\u5f0f\u73af\u5883\u91cc\u7684\u8fd0\u7ef4\u4eba\u5458\uff0c\u4e5f\u53ef\u4ee5\u628a\u5907\u4efd\u72b6\u6001\u7eb3\u5165\u73b0\u6709\u76d1\u63a7\u4f53\u7cfb\uff0c\u7ed3\u5408 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/ttfb-hosting-optimization\/\">TTFB \u6027\u80fd\u4f18\u5316\u601d\u8def<\/a> \u4e00\u5e76\u68c0\u67e5\u5907\u4efd\u540c\u6b65\u5bf9\u4e1a\u52a1\u5cf0\u503c\u7684\u5f71\u54cd\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u5f02\u5730\u81ea\u52a8\u5907\u4efd\u5e76\u4e0d\u590d\u6742\uff1a\u7528 ed25519 \u5bc6\u94a5\u6253\u901a\u514d\u5bc6\u901a\u9053\uff0c\u7528\u4e00\u6761 rsync \u628a\u7f51\u7ad9\u6587\u4ef6\u589e\u91cf\u540c\u6b65\u5230\u5907\u4efd\u673a\uff0c\u7528 crontab \u9501\u5b9a\u6267\u884c\u65f6\u95f4\uff0c\u518d\u7528 mysqldump \u628a\u6570\u636e\u5e93\u5feb\u7167\u4e00\u5e76\u63a8\u8d70\uff0c\u6700\u540e\u9760\u5b63\u5ea6\u6062\u590d\u6f14\u7ec3\u786e\u8ba4\u6574\u4e2a\u8fc7\u7a0b\u771f\u5b9e\u53ef\u7528\u3002\u5982\u679c\u4f60\u9700\u8981\u7a33\u5b9a\u7684\u670d\u52a1\u5668\u6765\u627f\u8f7d\u8fd9\u5957\u5907\u4efd\u94fe\u8def\uff0cHostease \u63d0\u4f9b\u7684 [VPS](https:\/\/cn.hostease.com\/vps\/) \u65b9\u6848\u90fd\u652f\u6301\u81ea\u5b9a\u4e49\u76ee\u5f55\u7ed3\u6784\u4e0e\u72ec\u7acb\u78c1\u76d8\u7a7a\u95f4\uff0c\u65b9\u4fbf\u4f60\u6309\u672c\u6587\u843d\u5730\u3002<\/p>\n<p>\u5efa\u8bae\u4f60\u4ece\u4eca\u5929\u8d77\u6309\u987a\u5e8f\u505a\u4e09\u4ef6\u4e8b\uff1a\u5148\u5728\u6d4b\u8bd5\u76ee\u5f55\u8dd1\u901a\u4e00\u6b21 rsync \u540c\u6b65\uff0c\u518d\u914d\u7f6e\u597d crontab \u5e76\u624b\u52a8\u9a8c\u8bc1\u8fd4\u56de\u7801\uff0c\u6700\u540e\u7ea6\u5b9a\u4e00\u4e2a\u56fa\u5b9a\u7684\u6062\u590d\u6f14\u7ec3\u65e5\u671f\u3002\u5907\u4efd\u7cfb\u7edf\u4e00\u65e6\u8fd0\u8f6c\u8d77\u6765\uff0c\u4f60\u5728\u9762\u5bf9\u78c1\u76d8\u6545\u969c\u6216\u8bef\u64cd\u4f5c\u65f6\u5c31\u4e0d\u518d\u662f\u9760\u8fd0\u6c14\uff0c\u800c\u662f\u6709\u4e00\u5957\u53ef\u8bc1\u660e\u7684\u515c\u5e95\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7528 rsync \u4e0e crontab \u6784\u5efa Linux \u7f51\u7ad9\u5f02\u5730\u5b9a\u65f6\u5907\u4efd\u65b9\u6848\uff0c\u8986\u76d6\u5bc6\u94a5\u914d\u7f6e\u3001\u81ea\u52a8\u540c\u6b65\u3001\u6570\u636e\u5e93\u5907\u4efd\u4e0e\u6062\u590d\u9a8c\u8bc1\uff0c\u5e2e\u52a9\u4f01\u4e1a\u5b9e\u73b0\u4f4e\u6210\u672c\u5bb9\u707e\u3002<\/p>\n","protected":false},"author":2,"featured_media":33226,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3822],"tags":[4937,909,4486,5100,4683],"class_list":["post-33229","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","tag-crontab","tag-linux","tag-rsync","tag-5100","tag-4683"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/linux-rsync-crontab-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33229","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=33229"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33229\/revisions"}],"predecessor-version":[{"id":33257,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33229\/revisions\/33257"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/33226"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=33229"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=33229"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=33229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}