{"id":33252,"date":"2026-09-16T10:00:00","date_gmt":"2026-09-16T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=33252"},"modified":"2026-09-17T12:57:53","modified_gmt":"2026-09-17T04:57:53","slug":"server-rsync-incremental-sync-migration","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/tutorials\/server-rsync-incremental-sync-migration\/","title":{"rendered":"\u670d\u52a1\u5668\u4e4b\u95f4 rsync \u589e\u91cf\u540c\u6b65\u5b9e\u6218\uff1a\u6570\u636e\u642c\u8fc1\u4e0e\u4e00\u81f4\u6027\u6821\u9a8c"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/server-rsync-incremental-sync-migration-cover.webp\" alt=\"\u670d\u52a1\u5668\u4e4b\u95f4 rsync \u589e\u91cf\u540c\u6b65\u4e0e\u6570\u636e\u642c\u8fc1\u5c01\u9762\u56fe\" loading=\"lazy\" \/><\/p>\n<p>\u628a\u7f51\u7ad9\u3001\u6570\u636e\u5e93\u5907\u4efd\u6216\u4e1a\u52a1\u6570\u636e\u4ece\u4e00\u53f0\u670d\u52a1\u5668\u642c\u5230\u53e6\u4e00\u53f0\uff0c\u6700\u6015\u7684\u4e0d\u662f\u901f\u5ea6\u6162\uff0c\u800c\u662f\u642c\u5b8c\u4e4b\u540e\u6570\u636e\u5bf9\u4e0d\u4e0a\uff1a\u6587\u4ef6\u6570\u91cf\u4e0d\u4e00\u81f4\u3001\u90e8\u5206\u6587\u4ef6\u8fd8\u662f\u65e7\u7248\u672c\u3001\u6743\u9650\u4e22\u5931\u5bfc\u81f4\u670d\u52a1\u542f\u52a8\u5931\u8d25\u3002rsync \u6b63\u662f\u89e3\u51b3\u8fd9\u7c7b\u95ee\u9898\u7684\u6807\u51c6\u5de5\u5177\u2014\u2014\u5b83\u53ea\u4f20\u8f93\u6e90\u7aef\u4e0e\u76ee\u6807\u7aef\u7684\u5dee\u5f02\u90e8\u5206\uff0c\u652f\u6301\u52a0\u5bc6\u901a\u9053\u3001\u65ad\u70b9\u7eed\u4f20\u548c\u57fa\u4e8e\u5185\u5bb9\u7684\u6821\u9a8c\uff0c\u662f\u670d\u52a1\u5668\u4e4b\u95f4\u6570\u636e\u642c\u8fc1\u4e0e\u540c\u6b65\u7684\u53ef\u9760\u65b9\u6848\u3002\u8fd9\u7bc7\u6559\u7a0b\u4f1a\u6309\u7167\u771f\u5b9e\u8fc1\u79fb\u7684\u987a\u5e8f\uff0c\u5e26\u4f60\u5b8c\u6210\u4ece\u73af\u5883\u51c6\u5907\u3001\u9996\u6b21\u5168\u91cf\u4f20\u8f93\u3001\u589e\u91cf\u540c\u6b65\u5230\u6700\u7ec8\u4e00\u81f4\u6027\u6821\u9a8c\u7684\u5b8c\u6574\u6d41\u7a0b\u3002<\/p>\n<h2>\u4e3a\u4ec0\u4e48\u6570\u636e\u642c\u8fc1\u9996\u9009 rsync\uff1a\u589e\u91cf\u4f20\u8f93\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>\u5148\u7406\u89e3 rsync\uff08\u8fdc\u7a0b\u540c\u6b65\u5de5\u5177\uff09\u7684\u5de5\u4f5c\u65b9\u5f0f\uff0c\u540e\u9762\u7684\u53c2\u6570\u9009\u62e9\u624d\u6709\u4f9d\u636e\u3002rsync \u7684\u6838\u5fc3\u673a\u5236\u662f\u589e\u91cf\u4f20\u8f93\uff1a\u5b83\u5728\u4f20\u8f93\u524d\u628a\u6e90\u6587\u4ef6\u6309\u5757\u8ba1\u7b97\u6821\u9a8c\u548c\uff0c\u4e0e\u76ee\u6807\u7aef\u5df2\u6709\u6587\u4ef6\u7684\u6821\u9a8c\u548c\u5bf9\u6bd4\uff0c\u53ea\u4f20\u8f93\u53d1\u751f\u53d8\u5316\u7684\u5757\uff0c\u800c\u4e0d\u662f\u6574\u4e2a\u6587\u4ef6\u3002\u4e3e\u4f8b\u6765\u8bf4\uff0c\u4e00\u4e2a 20 GB \u7684\u6570\u636e\u5e93\u5907\u4efd\u6587\u4ef6\u53ea\u6539\u52a8\u4e86 100 MB\uff0c\u7b2c\u4e8c\u6b21\u540c\u6b65\u65f6 rsync \u53ea\u4f20\u8f93\u8fd9 100 MB \u5bf9\u5e94\u7684\u6570\u636e\u5757\uff0c\u5728\u8de8\u673a\u623f\u5e26\u5bbd\uff08\u6bd4\u5982 100 Mbps\uff09\u73af\u5883\u4e0b\uff0c\u8017\u65f6\u53ef\u80fd\u4ece 30 \u5206\u949f\u7ea7\u964d\u5230\u5206\u949f\u7ea7\u3002<\/p>\n<p>\u4e0e <code>cp<\/code> \u6216 <code>scp<\/code> \u76f8\u6bd4\uff0crsync \u7684\u4f18\u52bf\u53ef\u4ee5\u6982\u62ec\u4e3a\u4e09\u70b9\uff0c\u6bcf\u4e00\u70b9\u90fd\u76f4\u63a5\u5f71\u54cd\u8fc1\u79fb\u7ed3\u679c\uff1a<\/p>\n<ul>\n<li>\u53ea\u4f20\u5dee\u5f02\u5757\uff0c\u91cd\u590d\u6267\u884c\u4e0d\u4f1a\u91cd\u590d\u4f20\u8f93\u5168\u91cf\u6570\u636e\uff0c\u9002\u5408\u5206\u6279\u8fc1\u79fb\u548c\u6f14\u7ec3<\/li>\n<li>\u539f\u751f\u4fdd\u7559\u6743\u9650\u3001\u5c5e\u4e3b\u3001\u5c5e\u7ec4\u3001\u65f6\u95f4\u6233\u548c\u8f6f\u94fe\u63a5\uff0c\u642c\u5b8c\u5373\u53ef\u542f\u52a8\u670d\u52a1<\/li>\n<li>\u652f\u6301 <code>--delete<\/code>\u3001<code>--exclude<\/code>\u3001<code>--checksum<\/code> \u7b49\u5f00\u5173\uff0c\u53ef\u4ee5\u7cbe\u786e\u63a7\u5236\u76ee\u6807\u7aef\u72b6\u6001<\/li>\n<\/ul>\n<p>\u5982\u679c\u76ee\u6807\u53ea\u662f\u4e34\u65f6\u62f7\u8d1d\u51e0\u4e2a\u5c0f\u6587\u4ef6\uff0c<code>scp<\/code> \u8db3\u591f\uff1b\u4f46\u51e1\u6d89\u53ca\u6574\u7ad9\u76ee\u5f55\u3001\u9700\u8981\u53cd\u590d\u540c\u6b65\u6216\u8981\u6c42\u8fc1\u79fb\u540e\u6587\u4ef6\u5c5e\u6027\u4e0d\u53d8\uff0crsync \u90fd\u662f\u66f4\u7a33\u59a5\u7684\u9009\u62e9\u3002\u5982\u679c\u4f60\u8fd8\u5728\u89c4\u5212\u6574\u4e2a\u8fc1\u79fb\u9879\u76ee\uff0c\u5efa\u8bae\u5148\u8bfb\u4e00\u8bfb<a href=\"https:\/\/cn.hostease.com\/blog\/guides\/migration-dns-ttl-server\/\">\u7f51\u7ad9\u8fc1\u79fb DNS \u5207\u6362\u65b9\u6848<\/a>\uff0c\u628a\u6570\u636e\u642c\u8fd0\u548c DNS\uff08\u57df\u540d\u89e3\u6790\u7cfb\u7edf\uff09\u5207\u6362\u7684\u65f6\u5e8f\u5b89\u6392\u597d\uff0c\u907f\u514d\u65b0\u65e7\u670d\u52a1\u5668\u6570\u636e\u5206\u53c9\u3002<\/p>\n<h2>\u8fc1\u79fb\u524d\u51c6\u5907\uff1a\u8d26\u53f7\u3001\u7aef\u53e3\u4e0e\u76ee\u5f55\u57fa\u7ebf<\/h2>\n<p>\u6b63\u5f0f\u4f20\u8f93\u524d\u8981\u786e\u8ba4\u4e09\u4ef6\u4e8b\uff1aSSH\uff08\u5b89\u5168\u5916\u58f3\u534f\u8bae\uff09\u8bbf\u95ee\u3001\u78c1\u76d8\u7a7a\u95f4\u548c\u76ee\u5f55\u57fa\u7ebf\u3002\u5047\u8bbe\u6e90\u670d\u52a1\u5668\u4e3a\u65e7\u673a\u5668\uff0c\u76ee\u6807\u670d\u52a1\u5668\u4e3a\u65b0\u673a\u5668\uff0c\u64cd\u4f5c\u8d26\u53f7\u5efa\u8bae\u76f4\u63a5\u4f7f\u7528 root\uff0c\u6216\u81f3\u5c11\u662f\u4e00\u4e2a\u5bf9\u6570\u636e\u76ee\u5f55\u6709\u8bfb\u6743\u9650\u3001\u5bf9\u76ee\u6807\u76ee\u5f55\u6709\u5199\u6743\u9650\u7684\u8d26\u53f7\u2014\u2014rsync \u4fdd\u7559\u5c5e\u4e3b\u4fe1\u606f\u65f6\uff0c\u9700\u8981\u76f8\u5e94\u6743\u9650\u624d\u80fd\u5728\u76ee\u6807\u7aef\u5199\u5165 <code>chown<\/code> \u7ed3\u679c\uff0c\u666e\u901a\u8d26\u53f7\u540c\u6b65 root \u6587\u4ef6\u4f1a\u62a5 <code>chown failed<\/code> \u6216\u9759\u9ed8\u4e22\u5931\u5c5e\u4e3b\u3002<\/p>\n<p>\u5728\u6e90\u670d\u52a1\u5668\u4e0a\u5148\u9a8c\u8bc1\u8fde\u901a\u6027\u4e0e\u7a7a\u95f4\uff0c\u8fd9\u4e00\u6b65\u80fd\u62e6\u4f4f\u5927\u90e8\u5206\u4f4e\u7ea7\u9519\u8bef\uff1a<\/p>\n<ul>\n<li><code>ssh -p 22 root@\u65b0\u670d\u52a1\u5668IP date<\/code>\uff1a\u786e\u8ba4 SSH \u7aef\u53e3\u4e0e\u5bc6\u94a5\u53ef\u7528\uff0c\u65f6\u95f4\u8f93\u51fa\u4e00\u81f4\u4e5f\u987a\u5e26\u6392\u9664\u4e86\u65f6\u949f\u6f02\u79fb<\/li>\n<li><code>df -h \/data \/<\/code>\uff1a\u5206\u522b\u786e\u8ba4\u6e90\u7aef\u5f85\u8fc1\u76ee\u5f55\u548c\u65b0\u670d\u52a1\u5668\u76ee\u6807\u5206\u533a\u7684\u53ef\u7528\u7a7a\u95f4\uff0c\u76ee\u6807\u7a7a\u95f4\u5e94\u5927\u4e8e\u6e90\u76ee\u5f55\u5b9e\u9645\u5360\u7528<\/li>\n<li><code>du -sh \/data\/www<\/code>\uff1a\u8bb0\u5f55\u6e90\u76ee\u5f55\u57fa\u7ebf\u5927\u5c0f\u548c\u6587\u4ef6\u6570\uff08<code>find \/data\/www | wc -l<\/code>\uff09\uff0c\u8fc1\u79fb\u540e\u7684\u6821\u9a8c\u8981\u62ff\u8fd9\u4e24\u4e2a\u6570\u5bf9\u6bd4<\/li>\n<\/ul>\n<p>\u5bc6\u94a5\u8ba4\u8bc1\u5efa\u8bae\u63d0\u524d\u914d\u597d\u3002\u7528 <code>ssh-keygen -t ed25519<\/code> \u5728\u6e90\u7aef\u751f\u6210\u5bc6\u94a5\u5bf9\uff0c\u628a\u516c\u94a5\u8ffd\u52a0\u5230\u76ee\u6807\u7aef <code>\/root\/.ssh\/authorized_keys<\/code>\uff0c\u53ef\u4ee5\u907f\u514d rsync \u6bcf\u6b21\u4ea4\u4e92\u5f0f\u8be2\u95ee\u5bc6\u7801\uff0c\u4e5f\u8ba9 cron \u81ea\u52a8\u5316\u540c\u6b65\u6210\u4e3a\u53ef\u80fd\u3002\u7aef\u53e3\u5982\u679c\u4e0d\u662f\u9ed8\u8ba4 22\uff0crsync \u8981\u7528 <code>-e \"ssh -p 2222\"<\/code> \u663e\u5f0f\u6307\u5b9a\u3002<\/p>\n<h2>\u9996\u6b21\u5168\u91cf\u8fc1\u79fb\uff1a\u63a8\u8350\u547d\u4ee4\u4e0e\u53c2\u6570\u9010\u9879\u89e3\u91ca<\/h2>\n<p>\u73af\u5883\u786e\u8ba4\u540e\uff0c\u5148\u505a\u9996\u6b21\u5168\u91cf\u4f20\u8f93\u3002\u4e0b\u9762\u8fd9\u6761\u547d\u4ee4\u662f\u670d\u52a1\u5668\u4e4b\u95f4\u76ee\u5f55\u642c\u8fc1\u7684\u4e3b\u529b\u5f62\u6001\uff0c\u5efa\u8bae\u539f\u6837\u4fdd\u5b58\u5230\u8fc1\u79fb\u5de5\u5355\u91cc\uff1a<\/p>\n<pre><code class=\"language-bash\">rsync -avzP --partial --delete \\\n  -e &quot;ssh -p 22&quot; \\\n  --exclude='*.tmp' --exclude='cache\/' \\\n  \/data\/www\/ root@\u65b0\u670d\u52a1\u5668IP:\/data\/www\/\n<\/code><\/pre>\n<p>\u6bcf\u4e2a\u53c2\u6570\u90fd\u5bf9\u5e94\u4e00\u4e2a\u8fc1\u79fb\u9700\u6c42\uff0c\u7406\u89e3\u4e4b\u540e\u624d\u80fd\u6309\u573a\u666f\u589e\u5220\uff1a<\/p>\n<ul>\n<li><code>-a<\/code> \u5f52\u6863\u6a21\u5f0f\uff0c\u7b49\u4ef7\u4e8e <code>-rlptgoD<\/code>\uff0c\u9012\u5f52\u4fdd\u7559\u6743\u9650\u3001\u65f6\u95f4\u6233\u3001\u5c5e\u4e3b\u3001\u5c5e\u7ec4\u548c\u8f6f\u94fe\u63a5\uff0c\u662f&#8221;\u642c\u5b8c\u5373\u7528&#8221;\u7684\u5173\u952e<\/li>\n<li><code>-v<\/code> \u8f93\u51fa\u540c\u6b65\u6587\u4ef6\u6e05\u5355\uff0c<code>-z<\/code> \u4f20\u8f93\u65f6\u538b\u7f29\uff0c\u8de8\u673a\u623f\u516c\u7f51\u4f20\u8f93\u80fd\u660e\u663e\u51cf\u5c11\u6d41\u91cf\uff0c\u5185\u7f51\u8fc1\u79fb\u53ef\u4ee5\u53bb\u6389<\/li>\n<li><code>-P<\/code> \u662f <code>--progress --partial<\/code> \u7684\u5408\u4f53\uff1a\u663e\u793a\u8fdb\u5ea6\uff0c\u4e14\u4e2d\u65ad\u540e\u4fdd\u7559\u5df2\u4f20\u90e8\u5206\uff0c\u91cd\u8dd1\u65f6\u4ece\u65ad\u70b9\u9644\u8fd1\u7ee7\u7eed\uff0c\u4e0d\u5fc5\u4ece\u96f6\u5f00\u59cb<\/li>\n<li><code>--delete<\/code> \u8ba9\u76ee\u6807\u7aef\u5220\u9664\u6e90\u7aef\u5df2\u4e0d\u5b58\u5728\u7684\u6587\u4ef6\uff0c\u4f7f\u4e24\u7aef\u76ee\u5f55\u5b8c\u5168\u4e00\u81f4\uff1b\u9996\u6b21\u8fc1\u79fb\u76ee\u6807\u4e3a\u7a7a\u76ee\u5f55\u65f6\u5b83\u65e0\u5b9e\u9645\u4f5c\u7528\uff0c\u4f46\u6f14\u7ec3\u548c\u6b63\u5f0f\u5207\u6362\u9636\u6bb5\u5fc5\u987b\u5e26\u4e0a<\/li>\n<li>\u6e90\u8def\u5f84\u5199 <code>\/data\/www\/<\/code>\uff08\u672b\u5c3e\u659c\u6760\uff09\u8868\u793a\u540c\u6b65\u76ee\u5f55\u5185\u5bb9\u5230\u76ee\u6807\u76ee\u5f55\uff1b\u5199\u6210 <code>\/data\/www<\/code> \u4f1a\u5728\u76ee\u6807\u4e0b\u591a\u5957\u4e00\u5c42 <code>www<\/code>\uff0c\u8fd9\u662f rsync \u6700\u5e38\u89c1\u7684\u8def\u5f84\u9677\u9631<\/li>\n<\/ul>\n<p>\u6392\u9664\u89c4\u5219\u5728\u8fd9\u4e2a\u9636\u6bb5\u5c31\u8981\u5b9a\u7a3f\u3002<code>--exclude='cache\/'<\/code> \u8df3\u8fc7\u7f13\u5b58\u76ee\u5f55\uff0c<code>--exclude='*.log'<\/code> \u8df3\u8fc7\u65e5\u5fd7\uff1b\u89c4\u5219\u8f83\u591a\u65f6\u6539\u7528 <code>--exclude-from='\/root\/rsync-exclude.txt'<\/code>\uff0c\u4e00\u884c\u4e00\u6761\uff0c\u7eb3\u5165\u7248\u672c\u7ba1\u7406\uff0c\u907f\u514d\u6bcf\u6b21\u624b\u6572\u9057\u6f0f\u3002\u5bf9\u4e8e\u6570\u636e\u5e93\u6587\u4ef6\uff0c\u6b63\u786e\u505a\u6cd5\u662f\u5148\u5728\u6e90\u7aef <code>mysqldump<\/code> \u5bfc\u51fa SQL \u6216\u505c\u5199\u540e\u6253\u5305\uff0c\u518d\u540c\u6b65\u8fd9\u4efd\u4e00\u81f4\u6027\u5feb\u7167\uff0c\u76f4\u63a5\u540c\u6b65\u6b63\u5728\u5199\u5165\u7684 <code>.ibd<\/code> \u6587\u4ef6\u6781\u6613\u5f97\u5230\u635f\u574f\u526f\u672c\u3002<\/p>\n<p>\u5168\u91cf\u4f20\u8f93\u8017\u65f6\u53d6\u51b3\u4e8e\u6570\u636e\u91cf\u548c\u5e26\u5bbd\u3002100 GB \u6570\u636e\u5728 100 Mbps \u5e26\u5bbd\uff08\u7ea6 12.5 MB\/s\uff09\u4e0b\u7406\u8bba\u4e0a\u9700\u8981 2 \u5c0f\u65f6\u51fa\u5934\uff0c\u5b9e\u9645\u52a0\u4e0a\u52a0\u5bc6\u548c\u5c0f\u6587\u4ef6\u5f00\u9500\u4f1a\u66f4\u957f\u3002\u5efa\u8bae\u628a\u9996\u6b21\u5168\u91cf\u5b89\u6392\u5728\u4e1a\u52a1\u4f4e\u5cf0\uff0c\u5e76\u5728 <code>screen<\/code> \u6216 <code>tmux<\/code> \u4f1a\u8bdd\u4e2d\u6267\u884c\uff0cSSH \u65ad\u7ebf\u4e0d\u4f1a\u6740\u6b7b\u4f20\u8f93\u8fdb\u7a0b\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/server-rsync-incremental-sync-migration-delta-transfer.webp\" alt=\"rsync \u589e\u91cf\u540c\u6b65\u53ea\u4f20\u8f93\u5dee\u5f02\u5757\u793a\u610f\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u589e\u91cf\u540c\u6b65\u4e0e\u6b63\u5f0f\u5207\u6362\uff1a\u6536\u655b\u6570\u636e\u5dee\u5f02<\/h2>\n<p>\u9996\u6b21\u5168\u91cf\u5b8c\u6210\u540e\u4e0d\u8981\u6025\u7740\u5207\u6362\u670d\u52a1\uff0c\u56e0\u4e3a\u4e1a\u52a1\u8fd8\u5728\u5f80\u65e7\u670d\u52a1\u5668\u5199\u6570\u636e\u3002\u6b63\u786e\u7684\u8282\u594f\u662f&#8221;\u5168\u91cf\u6253\u5e95\u3001\u589e\u91cf\u6536\u655b\u3001\u505c\u5199\u540e\u7ec8\u540c\u6b65&#8221;\uff1a\u5207\u6362\u7a97\u53e3\u524d\u6bcf\u9694\u4e00\u6bb5\u65f6\u95f4\u8dd1\u4e00\u6b21\u540c\u6837\u7684 rsync \u547d\u4ee4\uff0c\u6bcf\u6b21\u53ea\u4f20\u8f93\u8fd9\u6bb5\u65f6\u95f4\u5185\u53d8\u5316\u7684\u6587\u4ef6\uff1b\u5230\u6b63\u5f0f\u5207\u6362\u7a97\u53e3\uff0c\u5148\u5728\u65e7\u670d\u52a1\u5668\u505c\u5e94\u7528\u6216\u8bbe\u4e3a\u53ea\u8bfb\uff0c\u518d\u6267\u884c\u6700\u540e\u4e00\u6b21\u540c\u6b65\u5e76\u5e26\u4e0a <code>--delete<\/code>\uff0c\u786e\u4fdd\u65b0\u670d\u52a1\u5668\u4e0a\u7684\u6570\u636e\u4e0e\u505c\u5199\u65f6\u523b\u5b8c\u5168\u4e00\u81f4\u3002\u6bcf\u6b21\u589e\u91cf\u91cd\u8dd1\u90fd\u662f\u5e42\u7b49\u7684\u2014\u2014\u5df2\u4e00\u81f4\u7684\u6587\u4ef6\u4f1a\u88ab\u8df3\u8fc7\uff0c\u547d\u4ee4\u672c\u8eab\u4e0d\u9700\u8981\u4efb\u4f55\u4fee\u6539\u3002<\/p>\n<p>\u6700\u540e\u8fd9\u6b21\u7ec8\u540c\u6b65\u5efa\u8bae\u52a0\u4e0a <code>-c<\/code>\uff08<code>--checksum<\/code>\uff09\uff1a\u9ed8\u8ba4\u60c5\u51b5\u4e0b rsync \u7528&#8221;\u5927\u5c0f + \u4fee\u6539\u65f6\u95f4&#8221;\u5224\u65ad\u6587\u4ef6\u662f\u5426\u53d8\u5316\uff0c\u901f\u5ea6\u5feb\uff1b\u4f46\u4e24\u7aef\u65f6\u949f\u4e0d\u540c\u6b65\u7b49\u5c11\u6570\u573a\u666f\u4f1a\u51fa\u73b0\u6f0f\u5224\u3002<code>-c<\/code> \u6539\u4e3a\u5bf9\u4e24\u7aef\u6587\u4ef6\u6574\u4efd\u8ba1\u7b97\u6821\u9a8c\u548c\uff0c\u66f4\u4e25\u683c\u4f46\u66f4\u8017\u65f6\uff0c\u9002\u5408\u53ea\u5728\u6700\u7ec8\u6821\u9a8c\u8fd9\u4e00\u6b21\u4f7f\u7528\uff0c\u4e0d\u9002\u5408\u6bcf\u5929\u4f8b\u884c\u540c\u6b65\u3002<\/p>\n<p>\u5207\u6362\u7a97\u53e3\u5185\u8fd8\u8981\u540c\u6b65\u5904\u7406\u4e24\u4ef6\u5bb9\u6613\u88ab\u9057\u5fd8\u7684\u4e8b\uff1a\u4e00\u662f crontab \u5b9a\u65f6\u4efb\u52a1\uff0c\u7528 <code>crontab -l &gt; cron-backup.txt<\/code> \u5bfc\u51fa\u540e\u5728\u65b0\u670d\u52a1\u5668\u6062\u590d\uff1b\u4e8c\u662f\u670d\u52a1\u914d\u7f6e\u4e0e\u9632\u706b\u5899\u89c4\u5219\uff0c\u4f8b\u5982 Nginx \u7ad9\u70b9\u914d\u7f6e\u3001SELinux \u4e0a\u4e0b\u6587\u3002\u5207\u6362\u5b8c\u6210\u3001DNS \u6307\u5411\u65b0\u670d\u52a1\u5668\u540e\uff0c\u4fdd\u6301\u65e7\u670d\u52a1\u5668\u53ea\u8bfb\u89c2\u5bdf\u4e00\u81f3\u4e24\u5468\u518d\u4e0b\u7ebf\uff0c\u4e3a\u56de\u6eda\u7559\u51fa\u4f59\u5730\u3002<\/p>\n<h2>\u4e00\u81f4\u6027\u6821\u9a8c\uff1a\u8fc1\u79fb\u5b8c\u6210\u7684\u5224\u5b9a\u6807\u51c6<\/h2>\n<p>&#8220;rsync \u9000\u51fa\u7801\u662f 0&#8243;\u4e0d\u7b49\u4e8e&#8221;\u6570\u636e\u5b8c\u5168\u4e00\u81f4&#8221;\uff0c\u6700\u7ec8\u9a8c\u6536\u8981\u62ff\u72ec\u7acb\u8bc1\u636e\u8bf4\u8bdd\u3002\u6700\u76f4\u63a5\u7684\u65b9\u5f0f\u662f\u5728\u76ee\u6807\u7aef\u518d\u8dd1\u4e00\u6b21\u53cd\u5411\u6821\u9a8c\uff0c\u7528 <code>--dry-run<\/code> \u6a21\u62df\u540c\u6b65\uff0c\u5982\u679c\u6ca1\u6709\u4efb\u4f55\u6587\u4ef6\u88ab\u5217\u51fa\uff0c\u8bf4\u660e\u4e24\u7aef\u5df2\u7ecf\u4e00\u81f4\uff1a<\/p>\n<pre><code class=\"language-bash\">rsync -avnc --delete -e &quot;ssh -p 22&quot; \/data\/www\/ root@\u65b0\u670d\u52a1\u5668IP:\/data\/www\/ | grep -v '\/$' \n<\/code><\/pre>\n<p>\u8f93\u51fa\u4e3a\u7a7a\u5373\u901a\u8fc7\uff1b\u82e5\u5217\u51fa\u6587\u4ef6\uff0c\u8bf4\u660e\u8fd9\u4e9b\u6587\u4ef6\u5728\u6e90\u7aef\u4e0e\u76ee\u6807\u7aef\u5b58\u5728\u5dee\u5f02\uff0c\u9700\u8981\u68c0\u67e5\u662f\u4f20\u8f93\u9057\u6f0f\u8fd8\u662f\u65f6\u95f4\u6233\u95ee\u9898\u3002\u9664\u4e86 dry-run\uff0c\u914d\u5408\u4e24\u4e2a\u6570\u91cf\u7ea7\u6838\u5bf9\u66f4\u4fdd\u9669\uff1a<\/p>\n<ul>\n<li>\u6587\u4ef6\u6570\u5bf9\u6bd4\uff1a\u6e90\u7aef <code>find \/data\/www -type f | wc -l<\/code> \u4e0e\u76ee\u6807\u7aef\u540c\u547d\u4ee4\u7ed3\u679c\u5e94\u5b8c\u5168\u76f8\u7b49<\/li>\n<li>\u6821\u9a8c\u548c\u62bd\u67e5\uff1a\u5bf9\u5173\u952e\u6587\u4ef6\u6267\u884c <code>sha256sum \u6587\u4ef6\u540d<\/code>\uff0c\u4e24\u7aef\u8f93\u51fa\u4e00\u81f4\u624d\u7b97\u5185\u5bb9\u7ea7\u4e00\u81f4\uff1b\u6570\u636e\u91cf\u5927\u65f6\u81f3\u5c11\u62bd\u67e5\u6570\u636e\u5e93\u5907\u4efd\u3001\u914d\u7f6e\u6587\u4ef6\u548c\u5165\u53e3\u811a\u672c<\/li>\n<li>\u76ee\u5f55\u5927\u5c0f\u5bf9\u6bd4\uff1a<code>du -s \/data\/www<\/code> \u4e24\u7aef\u6570\u503c\u5e94\u5728\u6392\u9664\u89c4\u5219\u5141\u8bb8\u7684\u8303\u56f4\u5185\u543b\u5408\uff0c\u504f\u5dee\u8fc7\u5927\u8bf4\u660e\u6709\u76ee\u5f55\u88ab\u610f\u5916\u6392\u9664\u6216\u591a\u4f59\u5199\u5165<\/li>\n<\/ul>\n<p>\u8fc1\u79fb\u540e\u7684\u529f\u80fd\u9a8c\u8bc1\u540c\u6837\u91cd\u8981\uff1a\u5728\u65b0\u670d\u52a1\u5668\u4e0a\u542f\u52a8 Web \u670d\u52a1\uff0c\u7528 <code>curl -I http:\/\/127.0.0.1\/<\/code> \u786e\u8ba4\u8fd4\u56de 200\uff0c\u68c0\u67e5\u5e94\u7528\u65e5\u5fd7\u65e0\u6743\u9650\u62a5\u9519\uff0c\u518d\u4fee\u6539\u672c\u5730 hosts \u628a\u57df\u540d\u6307\u5411\u65b0\u670d\u52a1\u5668 IP \u505a\u771f\u5b9e\u8bbf\u95ee\u6d4b\u8bd5\u3002\u5982\u679c\u8fc1\u79fb\u8fc7\u7a0b\u4e2d\u9047\u5230\u65f6\u949f\u4e0d\u4e00\u81f4\u5bfc\u81f4\u6821\u9a8c\u548c\u5224\u65ad\u5f02\u5e38\uff0c\u53ef\u4ee5\u53c2\u8003\u8fd9\u7bc7<a href=\"https:\/\/cn.hostease.com\/blog\/guides\/server-clock-drift-chrony-ntp-troubleshooting\/\">\u670d\u52a1\u5668\u65f6\u949f\u6f02\u79fb\u6392\u969c\u5b9e\u5f55<\/a>\u5148\u4fee\u590d\u65f6\u95f4\u540c\u6b65\u518d\u91cd\u65b0\u6821\u9a8c\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/server-rsync-incremental-sync-migration-migration-flow.webp\" alt=\"rsync \u589e\u91cf\u540c\u6b65\u3001\u5207\u6362\u4e0e\u6821\u9a8c\u4e09\u9636\u6bb5\u6d41\u7a0b\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u9ad8\u9891\u95ee\u9898\u4e0e\u6392\u67e5\u65b9\u5411<\/h2>\n<p>\u5b9e\u9645\u64cd\u4f5c\u4e2d\uff0c\u4e0b\u9762\u51e0\u4e2a\u95ee\u9898\u51fa\u73b0\u9891\u7387\u6700\u9ad8\uff0c\u9644\u4e0a\u5b9a\u4f4d\u601d\u8def\uff1a<\/p>\n<ul>\n<li><code>permission denied<\/code>\uff1a\u76ee\u6807\u7aef\u8d26\u53f7\u5bf9\u76ee\u6807\u76ee\u5f55\u65e0\u5199\u6743\u9650\uff0c\u6216\u6e90\u7aef\u6587\u4ef6\u5c5e\u4e3b\u5728\u76ee\u6807\u7aef\u4e0d\u5b58\u5728\uff08UID \u51b2\u7a81\uff09\uff0c\u7528 <code>ls -ln<\/code> \u5bf9\u6bd4\u4e24\u7aef UID \u540e\u4fee\u6b63<\/li>\n<li>\u540c\u6b65\u540e\u6587\u4ef6\u6570\u4e0d\u4e00\u81f4\uff1a\u4f18\u5148\u68c0\u67e5\u6392\u9664\u89c4\u5219\u662f\u5426\u8bef\u4f24\uff0c<code>--dry-run<\/code> \u52a0 <code>-v<\/code> \u5217\u51fa\u88ab\u8df3\u8fc7\u7684\u8def\u5f84\u5373\u53ef\u786e\u8ba4<\/li>\n<li>\u4f20\u8f93\u4e2d\u9014\u65ad\u5f00\uff1a<code>--partial<\/code> \u5df2\u4fdd\u7559\u90e8\u5206\u4f20\u8f93\u6587\u4ef6\uff0c\u76f4\u63a5\u91cd\u8dd1\u540c\u4e00\u547d\u4ee4\uff1b\u9891\u7e41\u65ad\u5f00\u5148\u6392\u67e5 SSH \u7a33\u5b9a\u6027\u4e0e\u4e24\u7aef <code>dmesg<\/code> \u4e2d\u7684\u7f51\u5361\u4e22\u5305\u8bb0\u5f55<\/li>\n<li>\u5e26\u5bbd\u8dd1\u6ee1\u5f71\u54cd\u4e1a\u52a1\uff1a\u52a0 <code>--bwlimit=20480<\/code>\uff08\u5355\u4f4d KB\/s\uff0c\u793a\u4f8b\u7ea6\u9650 20 MB\/s\uff09\uff0c\u628a\u540c\u6b65\u6d41\u91cf\u538b\u5230\u5b89\u5168\u6c34\u4f4d<\/li>\n<li>\u76ee\u6807\u7aef\u51fa\u73b0\u591a\u4f59\u65e7\u6587\u4ef6\uff1a\u8bf4\u660e\u67d0\u6b21\u6267\u884c\u6f0f\u4e86 <code>--delete<\/code>\uff0c\u8865\u8dd1\u4e00\u6b21\u5373\u53ef\u6536\u655b<\/li>\n<\/ul>\n<p>\u5982\u679c\u6e90\u7ad9\u6570\u636e\u91cf\u6301\u7eed\u589e\u957f\u3001\u5355\u9760\u624b\u5de5\u540c\u6b65\u5403\u529b\uff0c\u4e5f\u53ef\u4ee5\u8003\u8651\u628a\u521d\u59cb\u5316\u5de5\u4f5c\u4ea4\u7ed9\u81ea\u52a8\u5316\u5de5\u5177\uff0c\u4f8b\u5982<a href=\"https:\/\/cn.hostease.com\/blog\/guides\/ansible-vps-batch-init-server\/\">\u7528 Ansible \u6279\u91cf\u521d\u59cb\u5316\u670d\u52a1\u5668<\/a>\u7684\u601d\u8def\uff0c\u628a\u540c\u6b65\u547d\u4ee4\u56fa\u5316\u6210\u5267\u672c\uff0c\u65b0\u8d2d\u673a\u5668\u65f6\u4e00\u952e\u5b8c\u6210\u6570\u636e\u4e0e\u914d\u7f6e\u5c31\u4f4d\u3002<\/p>\n<h2>\u603b\u7ed3\uff1a\u628a\u8fc1\u79fb\u505a\u6210\u53ef\u91cd\u590d\u7684\u6d41\u7a0b<\/h2>\n<p>rsync \u589e\u91cf\u540c\u6b65\u7684\u4ef7\u503c\u4e0d\u53ea\u662f&#8221;\u642c\u5f97\u5feb&#8221;\uff0c\u800c\u662f\u628a\u6570\u636e\u8fc1\u79fb\u53d8\u6210\u4e00\u4e2a\u53ef\u91cd\u590d\u3001\u53ef\u9a8c\u8bc1\u7684\u6d41\u7a0b\uff1a\u5168\u91cf\u6253\u5e95\u3001\u589e\u91cf\u6536\u655b\u3001\u505c\u5199\u7ec8\u540c\u6b65\u3001dry-run \u4e0e\u6821\u9a8c\u548c\u53cc\u91cd\u9a8c\u6536\u3002\u5efa\u8bae\u4f60\u5728\u5b9e\u9645\u64cd\u4f5c\u4e2d\u628a\u8fd9\u56db\u4e2a\u9636\u6bb5\u7684\u547d\u4ee4\u5199\u8fdb\u8fc1\u79fb\u6e05\u5355\uff0c\u6bcf\u6b21\u6f14\u7ec3\u90fd\u6309\u540c\u4e00\u987a\u5e8f\u6267\u884c\uff0c\u6b63\u5f0f\u5207\u6362\u65f6\u5c31\u4e0d\u4f1a\u4e34\u573a\u8865\u6f0f\u3002\u6570\u636e\u4e00\u81f4\u6027\u786e\u8ba4\u540e\uff0c\u4e5f\u522b\u5fd8\u4e86\u5904\u7406 DNS \u89e3\u6790\u5207\u6362\u4e0e\u670d\u52a1\u76d1\u63a7\u7684\u8fc1\u79fb\uff0c\u8ba9\u65b0\u670d\u52a1\u5668\u5728\u6d41\u91cf\u5207\u5165\u524d\u5c31\u88ab\u5b8c\u6574\u7684\u89c2\u6d4b\u8986\u76d6\u3002\u5982\u679c\u4f60\u6b63\u5728\u4e3a\u8fc1\u79fb\u6311\u9009\u6027\u80fd\u4e0e\u5e26\u5bbd\u66f4\u6709\u4fdd\u969c\u7684\u76ee\u6807\u73af\u5883\uff0c\u53ef\u4ee5\u8003\u8651 Hostease \u7684<a href=\"https:\/\/cn.hostease.com\/dedicated-server\/\">\u72ec\u7acb\u670d\u52a1\u5668<\/a>\u6216 <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS\uff08\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668\uff09<\/a>\u65b9\u6848\uff0c\u914d\u5408\u672c\u6587\u7684\u540c\u6b65\u6d41\u7a0b\u5b8c\u6210\u5e73\u6ed1\u642c\u8fc1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7528 rsync \u5728\u670d\u52a1\u5668\u4e4b\u95f4\u505a\u589e\u91cf\u6570\u636e\u642c\u8fc1\uff1a\u53c2\u6570\u9009\u62e9\u3001SSH \u901a\u9053\u52a0\u5bc6\u3001\u65ad\u70b9\u7eed\u4f20\u3001\u6392\u9664\u89c4\u5219\u4e0e checksum \u4e00\u81f4\u6027\u6821\u9a8c\u7684\u5b8c\u6574\u6b65\u9aa4\u3002<\/p>\n","protected":false},"author":2,"featured_media":33249,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4099],"tags":[4486,5108,5107,77,2768],"class_list":["post-33252","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials","tag-rsync","tag-5108","tag-5107","tag-77","tag-2768"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/server-rsync-incremental-sync-migration-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33252","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=33252"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33252\/revisions"}],"predecessor-version":[{"id":33258,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33252\/revisions\/33258"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/33249"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=33252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=33252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=33252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}