{"id":209280,"date":"2025-09-30T07:50:21","date_gmt":"2025-09-29T23:50:21","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209280\/"},"modified":"2025-09-30T07:50:21","modified_gmt":"2025-09-29T23:50:21","slug":"vps-rsync","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209280\/","title":{"rendered":"\u9999\u6e2fVPS\u5b9e\u6218\uff1a\u7528 rsync \u9ad8\u6548\u5b9e\u73b0\u5907\u4efd\u4e0e\u6062\u590d"},"content":{"rendered":"<h2>\u5f15\u8a00<\/h2>\n<p>\u5728\u591a\u673a\u90e8\u7f72\u4e0e\u7f51\u7ad9\u8fd0\u7ef4\u573a\u666f\u4e2d\uff0c\u6570\u636e\u5907\u4efd\u4e0e\u5feb\u901f\u6062\u590d\u662f\u4fdd\u8bc1\u4e1a\u52a1\u8fde\u7eed\u6027\u7684\u6838\u5fc3\u73af\u8282\u3002\u5bf9\u4e8e\u4f7f\u7528\u9999\u6e2fVPS\u6216\u7f8e\u56fdVPS\u7684\u7ad9\u957f\u4e0e\u4f01\u4e1a\u7528\u6237\u6765\u8bf4\uff0c\u9009\u62e9\u4e00\u5957\u65e2\u9ad8\u6548\u53c8\u53ef\u9760\u7684\u540c\u6b65\/\u5907\u4efd\u65b9\u6848\u5c24\u4e3a\u91cd\u8981\u3002\u672c\u6587\u805a\u7126\u4e8e\u4f7f\u7528 <strong>rsync<\/strong> \u5728\u9999\u6e2fVPS \u73af\u5883\u4e0b\u5b9e\u73b0\u6570\u636e\u5907\u4efd\u4e0e\u6062\u590d\u7684\u5b9e\u6218\u65b9\u6cd5\uff0c\u6df1\u5165\u8bb2\u89e3\u539f\u7406\u3001\u5e38\u89c1\u5e94\u7528\u573a\u666f\u3001\u6027\u80fd\u4f18\u5316\u548c\u9009\u8d2d\u5efa\u8bae\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u4e0e\u8fd0\u7ef4\u5de5\u7a0b\u5e08\u6784\u5efa\u53ef\u5e73\u6ed1\u6269\u5c55\u7684\u5907\u4efd\u4f53\u7cfb\u3002<\/p>\n<h2>rsync \u539f\u7406\u4e0e\u5de5\u4f5c\u65b9\u5f0f<\/h2>\n<p>rsync \u662f\u4e00\u4e2a\u57fa\u4e8e\u5dee\u5f02\u4f20\u8f93\u7684\u6587\u4ef6\u540c\u6b65\u5de5\u5177\uff0c\u5176\u5173\u952e\u7279\u6027\u5728\u4e8e\u53ea\u4f20\u8f93\u6e90\u4e0e\u76ee\u6807\u4e4b\u95f4\u7684\u5dee\u5f02\u6570\u636e\uff0c\u4ece\u800c\u8282\u7701\u5e26\u5bbd\u4e0e\u65f6\u95f4\u3002\u6838\u5fc3\u539f\u7406\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u57fa\u4e8e\u5757\u7684\u6821\u9a8c\u4e0e\u6eda\u52a8\u6821\u9a8c\u7b97\u6cd5\uff08rolling checksum\uff09\uff0c\u53ea\u4f20\u8f93\u53d8\u66f4\u7684\u5757\u3002<\/li>\n<li>\u652f\u6301\u901a\u8fc7 SSH \u96a7\u9053\u52a0\u5bc6\u4f20\u8f93\uff0c\u4e5f\u53ef\u8fd0\u884c rsyncd\uff08daemon\uff09\u4f5c\u4e3a\u670d\u52a1\u7aef\u3002<\/li>\n<li>\u652f\u6301\u4fdd\u7559\u6587\u4ef6\u6743\u9650\u3001\u65f6\u95f4\u6233\u3001\u7b26\u53f7\u94fe\u63a5\u3001\u8bbe\u5907\u6587\u4ef6\u7b49\u5143\u6570\u636e\uff08\u901a\u8fc7 -a \u5f52\u6863\u9009\u9879\uff09\u3002<\/li>\n<\/ul>\n<h3>\u5e38\u7528\u9009\u9879\u89e3\u91ca<\/h3>\n<p>\u4e00\u4e9b\u751f\u4ea7\u73af\u5883\u5e38\u7528\u4e14\u5fc5\u987b\u7406\u89e3\u7684\u9009\u9879\uff1a<\/p>\n<ul>\n<li><strong>-a<\/strong>\uff1a\u5f52\u6863\u6a21\u5f0f\uff0c\u7b49\u540c\u4e8e -rlptgoD\uff0c\u4fdd\u6301\u5927\u90e8\u5206\u5143\u6570\u636e\u3002<\/li>\n<li><strong>-z<\/strong>\uff1a\u4f20\u8f93\u538b\u7f29\uff0c\u53ef\u8282\u7701\u5e26\u5bbd\uff0c\u4f46\u4f1a\u6d88\u8017 CPU\u3002<\/li>\n<li><strong>&#8211;delete<\/strong>\uff1a\u76ee\u6807\u7aef\u5220\u9664\u6e90\u7aef\u5df2\u5220\u6587\u4ef6\uff0c\u9700\u8c28\u614e\u4f7f\u7528\u4ee5\u9632\u8bef\u5220\u3002<\/li>\n<li><strong>&#8211;link-dest=DIR<\/strong>\uff1a\u4e0e\u786c\u94fe\u63a5\u914d\u5408\u5b9e\u73b0\u589e\u91cf\u5907\u4efd\uff08\u8282\u7701\u7a7a\u95f4\uff09\uff0c\u5e38\u7528\u4e8e\u5b9e\u73b0\u7c7b\u4f3c\u5feb\u7167\u7684\u65b9\u6848\u3002<\/li>\n<li><strong>&#8211;partial &#8211;partial-dir=DIR<\/strong>\uff1a\u65ad\u70b9\u7eed\u4f20\u652f\u6301\u548c\u4e34\u65f6\u6587\u4ef6\u7ba1\u7406\u3002<\/li>\n<li><strong>-e &#8220;ssh -p 2222&#8221;<\/strong>\uff1a\u6307\u5b9a\u901a\u8fc7 SSH \u7aef\u53e3\u4f20\u8f93\uff0c\u5e76\u53ef\u4f7f\u7528 -i \u6307\u5b9a\u79c1\u94a5\u3002<\/li>\n<li><strong>&#8211;bwlimit=KBPS<\/strong>\uff1a\u5e26\u5bbd\u9650\u5236\uff0c\u5355\u4f4d KB\/s\uff0c\u907f\u514d\u5360\u6ee1\u94fe\u8def\u5f71\u54cd\u4e1a\u52a1\u3002<\/li>\n<li><strong>-c<\/strong>\uff1a\u57fa\u4e8e checksum \u5224\u65ad\u53d8\u66f4\uff08\u66f4\u7cbe\u786e\u4f46\u66f4\u6162\uff09\uff0c\u901a\u5e38\u4e0d\u4f5c\u4e3a\u9ed8\u8ba4\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u5b9e\u6218\u7b56\u7565<\/h2>\n<p>\u5728\u5b9e\u9645\u8fd0\u7ef4\u4e2d\uff0crsync \u53ef\u7528\u4e8e\u591a\u79cd\u5907\u4efd\/\u540c\u6b65\u573a\u666f\uff0c\u4e0b\u9762\u5217\u51fa\u5e38\u89c1\u573a\u666f\u53ca\u63a8\u8350\u505a\u6cd5\u3002<\/p>\n<h3>1. \u5355\u5411\u589e\u91cf\u5907\u4efd\uff08\u672c\u5730\u5230\u9999\u6e2fVPS\uff09<\/h3>\n<p>\u573a\u666f\uff1a\u5c06\u672c\u5730\u6216\u5176\u4ed6\u4e91\u4e3b\u673a\uff08\u5982\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u4e0a\u7684\u7f51\u7ad9\u6570\u636e\u540c\u6b65\u5230\u9999\u6e2fVPS \u505a\u5f02\u5730\u5907\u4efd\u3002<\/p>\n<ul>\n<li>\u793a\u4f8b\u547d\u4ee4\uff1a<br \/>\n<code>rsync -az --delete --partial --bwlimit=10240 -e \"ssh -p 22 -i \/root\/.ssh\/id_rsa\" \/var\/www\/ user@hk-vps:\/backup\/www\/<\/code><\/li>\n<li>\u8bf4\u660e\uff1a\u4f7f\u7528 -a \u4fdd\u7559\u5143\u6570\u636e\uff0c-z \u8282\u7701\u5e26\u5bbd\uff0c&#8211;delete \u4fdd\u6301\u76ee\u6807\u4e00\u81f4\uff0c\u6dfb\u52a0 &#8211;partial \u907f\u514d\u4e2d\u9014\u4f20\u8f93\u4e22\u5931\u3002<\/li>\n<li>\u5efa\u8bae\uff1a\u7ed3\u5408 cron \u6216 systemd timer \u5468\u671f\u6267\u884c\uff1b\u5728\u9ad8\u9891\u5199\u5165\u7684\u6570\u636e\u5e93\u6216\u5927\u6587\u4ef6\u76ee\u5f55\uff0c\u5148\u5bfc\u51fa\u6216\u51bb\u7ed3\u5199\u5165\uff08\u5982\u4f7f\u7528 LVM snapshot\uff09\u3002<\/li>\n<\/ul>\n<h3>2. \u5feb\u7167\u5f0f\u589e\u91cf\u5907\u4efd\uff08\u8282\u7701\u7a7a\u95f4\uff09<\/h3>\n<p>\u573a\u666f\uff1a\u9700\u8981\u957f\u671f\u4fdd\u7559\u591a\u4e2a\u5386\u53f2\u7248\u672c\uff08\u6bcf\u65e5\/\u6bcf\u5468\uff09\uff0c\u540c\u65f6\u8282\u7701\u76ee\u6807\u5b58\u50a8\u7a7a\u95f4\u3002<\/p>\n<ul>\n<li>\u601d\u8def\uff1a\u4f7f\u7528 &#8211;link-dest \u4e0e rsync \u7684\u786c\u94fe\u63a5\u80fd\u529b\uff0c\u628a\u6bcf\u6b21\u5907\u4efd\u751f\u6210\u4e00\u4e2a\u5e26\u65f6\u95f4\u6233\u7684\u76ee\u5f55\uff0c\u672a\u53d8\u5316\u7684\u6587\u4ef6\u7528\u786c\u94fe\u63a5\u6307\u5411\u4e0a\u4e00\u6b21\u5907\u4efd\u7684\u6587\u4ef6\uff0c\u4ece\u800c\u5b9e\u73b0\u8fd1\u4f3c\u5feb\u7167\u3002<\/li>\n<li>\u793a\u4f8b\u811a\u672c\uff1a<\/li>\n<\/ul>\n<p><strong>\u6838\u5fc3\u6d41\u7a0b\uff1a<\/strong><\/p>\n<ul>\n<li>\u751f\u6210\u76ee\u6807\u76ee\u5f55\uff1a\/backup\/daily.20250929<\/li>\n<li>\u6267\u884c rsync\uff1a<br \/>\n<code>rsync -a --delete --link-dest=\/backup\/daily.20250928 \/var\/www\/ \/backup\/daily.20250929\/<\/code><\/li>\n<li>\u901a\u8fc7\u786c\u94fe\u63a5\u51cf\u5c11\u5197\u4f59\u5b58\u50a8\uff0c\u4fdd\u7559\u5386\u53f2\u5feb\u7167\u3002<\/li>\n<\/ul>\n<h3>3. \u53cc\u5411\u6216\u591a\u4e3b\u673a\u540c\u6b65\uff08\u707e\u5907\u4e0e\u8d1f\u8f7d\u5747\u8861\uff09<\/h3>\n<p>\u573a\u666f\uff1a\u9700\u8981\u5728\u9999\u6e2f\u670d\u52a1\u5668\u4e0e\u7f8e\u56fd\u670d\u52a1\u5668\u4e4b\u95f4\u540c\u6b65\u6587\u4ef6\u4ee5\u5b9e\u73b0\u5730\u57df\u5197\u4f59\u6216\u8d1f\u8f7d\u8c03\u5ea6\u3002<\/p>\n<ul>\n<li>\u5b9e\u73b0\u5efa\u8bae\uff1a\u907f\u514d\u76f4\u63a5\u505a\u53cc\u5411 rsync\uff08\u6613\u4ea7\u751f\u51b2\u7a81\uff09\u3002\u5e38\u7528\u505a\u6cd5\u662f\u9009\u5b9a\u5355\u5411\u4e3b\u5e93 + \u53ea\u8bfb\u526f\u672c\uff0c\u6216\u8005\u4f7f\u7528\u5de5\u5177\uff08\u5982 lsyncd\u3001unison\uff09\u5904\u7406\u53cc\u5411\u51b2\u7a81\u3002<\/li>\n<li>\u5982\u679c\u662f\u9891\u7e41\u5c0f\u6587\u4ef6\u53d8\u66f4\uff0c\u8003\u8651\u4f7f\u7528\u5b9e\u65f6\u540c\u6b65\u5de5\u5177 lsyncd\uff08\u57fa\u4e8e inotify\uff09\u914d\u5408 rsync \u6267\u884c\u3002<\/li>\n<\/ul>\n<h2>\u6027\u80fd\u4f18\u5316\u4e0e\u6ce8\u610f\u4e8b\u9879<\/h2>\n<p>\u8981\u5728\u9999\u6e2fVPS \u6216\u7f8e\u56fdVPS \u7b49\u5f02\u5730\u90e8\u7f72\u4e2d\u9ad8\u6548\u8fd0\u884c rsync\uff0c\u9700\u4ece\u7f51\u7edc\u3001IO \u4e0e CPU \u4e09\u65b9\u9762\u4f18\u5316\u3002<\/p>\n<h3>\u7f51\u7edc\u4f18\u5316<\/h3>\n<ul>\n<li>\u9009\u62e9\u5408\u9002\u7684\u5e26\u5bbd\u9650\u5236\uff1a\u4f7f\u7528 &#8211;bwlimit \u907f\u514d rsync \u5360\u6ee1\u51fa\u53e3\u94fe\u8def\uff0c\u5c24\u5176\u5728\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u4e0e\u4e1a\u52a1\u5171\u4eab\u51fa\u53e3\u65f6\u3002<\/li>\n<li>\u4f7f\u7528\u538b\u7f29\u65f6\u6ce8\u610f\u6743\u8861\uff1a\u5bf9\u4e8e CPU \u8f83\u5f31\u7684\u4f4e\u7aef VPS\uff0c\u542f\u7528 -z \u53ef\u80fd\u53cd\u800c\u53d8\u6162\uff1b\u5bf9\u4e8e\u4f4e\u5e26\u5bbd\u94fe\u8def\u542f\u7528 -z \u66f4\u80fd\u63d0\u5347\u6027\u80fd\u3002<\/li>\n<li>\u5c3d\u91cf\u4f7f\u7528 TCP \u8c03\u4f18\u6216 SSH \u914d\u7f6e\uff1a\u5728 SSH \u4e2d\u4f7f\u7528 -o Compression=yes \u6216\u8c03\u6574 Ciphers\uff08\u5982 chacha20-poly1305 \u5728\u4f4e\u7aef CPU \u4e0a\u66f4\u5feb\uff09\u3002<\/li>\n<\/ul>\n<h3>IO \u4e0e\u6587\u4ef6\u7cfb\u7edf\u4f18\u5316<\/h3>\n<ul>\n<li>\u5927\u6587\u4ef6\u4f18\u5148\u7b56\u7565\uff1a\u5bf9\u5927\u6587\u4ef6\u4f7f\u7528\u5355\u72ec\u901a\u9053\u4f20\u8f93\uff08\u907f\u514d\u5c0f\u6587\u4ef6\u963b\u585e\uff09\uff0c\u6216\u5728 rsync \u4e2d\u901a\u8fc7 &#8211;min-size\/&#8211;max-size \u914d\u5408\u811a\u672c\u5206\u6d41\u3002<\/li>\n<li>\u4f7f\u7528 SSD \u5b58\u50a8\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u968f\u673a IO \u6027\u80fd\uff0c\u7279\u522b\u662f\u5f53\u76ee\u6807\u4e3a\u5927\u91cf\u5c0f\u6587\u4ef6\u65f6\u3002<\/li>\n<li>\u7ed3\u5408 LVM \u5feb\u7167\uff1a\u5bf9\u6b63\u5728\u5199\u5165\u7684\u6570\u636e\u5e93\u76ee\u5f55\uff0c\u5148\u505a LVM \u6216\u6587\u4ef6\u7cfb\u7edf\u5feb\u7167\uff0c\u518d\u5bf9\u5feb\u7167\u8fdb\u884c rsync\uff0c\u5b9e\u73b0\u4e00\u81f4\u6027\u5907\u4efd\u3002<\/li>\n<\/ul>\n<h3>\u5b89\u5168\u4e0e\u53ef\u9760\u6027<\/h3>\n<ul>\n<li>\u4f7f\u7528 SSH key \u5e76\u9650\u5236 key \u7684\u547d\u4ee4\u6267\u884c\u6743\u9650\uff08\u5728 authorized_keys \u4e2d\u4f7f\u7528 command=&#8221;&#8230;&#8221;\u3001no-pty\u3001no-agent-forwarding \u7b49\u9650\u5236\uff09\u3002<\/li>\n<li>\u5907\u4efd\u524d\u540e\u505a\u5b8c\u6574\u6027\u6821\u9a8c\uff1a\u53ef\u4ee5\u4f7f\u7528 rsync \u7684 -c \u6216\u5728\u5907\u4efd\u540e\u901a\u8fc7 md5\/sha256 \u5bf9\u5173\u952e\u6587\u4ef6\u505a\u62bd\u6837\u6821\u9a8c\u3002<\/li>\n<li>\u65e5\u5fd7\u4e0e\u544a\u8b66\uff1a\u5c06 rsync \u8f93\u51fa\u5199\u5165\u65e5\u5fd7\u5e76\u901a\u8fc7\u90ae\u4ef6\/\u76d1\u63a7\u7cfb\u7edf\u544a\u8b66\uff08\u5f02\u5e38\u4f20\u8f93\u901f\u7387\u3001\u5931\u8d25\u3001\u6587\u4ef6\u6570\u5267\u589e\u7b49\uff09\u3002<\/li>\n<\/ul>\n<h2>\u6062\u590d\u6d41\u7a0b\u4e0e\u6f14\u7ec3<\/h2>\n<p>\u5907\u4efd\u7684\u4ef7\u503c\u5728\u4e8e\u53ef\u6062\u590d\u6027\u3002\u6062\u590d\u6f14\u7ec3\u5e94\u5b9a\u671f\u8fdb\u884c\uff0c\u786e\u4fdd\u5728\u5b9e\u9645\u6545\u969c\u65f6\u53ef\u4ee5\u5feb\u901f\u6062\u590d\u3002<\/p>\n<ul>\n<li>\u5e38\u89c1\u6062\u590d\u65b9\u5f0f\uff1a\u76f4\u63a5 rsync \u53cd\u5411\u540c\u6b65\uff08\u76ee\u6807\u5230\u6e90\uff09\uff0c\u6216\u4f7f\u7528 tar\/rsync \u6062\u590d\u5355\u4e2a\u6587\u4ef6\/\u76ee\u5f55\u3002<\/li>\n<li>\u793a\u4f8b\u6062\u590d\u547d\u4ee4\uff1a<br \/>\n<code>rsync -az --delete -e \"ssh -i \/root\/.ssh\/id_rsa\" user@hk-vps:\/backup\/daily.20250929\/ \/var\/www\/<\/code><\/li>\n<li>\u6ce8\u610f\u6743\u9650\u4e0e SELinux\uff1a\u6062\u590d\u540e\u68c0\u67e5\u6587\u4ef6\u6743\u9650\u4e0e SELinux \u4e0a\u4e0b\u6587\uff08\u5728 CentOS\/RedHat \u7cfb\u7edf\u4e0a\u7528 restorecon\uff09\u3002<\/li>\n<li>\u6f14\u7ec3\u8981\u70b9\uff1a\u5b9a\u671f\u505a\u6574\u7ad9\u6062\u590d\u5230\u9694\u79bb\u73af\u5883\uff0c\u9a8c\u8bc1\u6570\u636e\u5e93\u4e00\u81f4\u6027\u4e0e\u670d\u52a1\u53ef\u7528\u6027\uff0c\u8bb0\u5f55\u6062\u590d\u65f6\u95f4\u4e0e\u95ee\u9898\u3002<\/li>\n<\/ul>\n<h2>\u4e0e\u5176\u4ed6\u5907\u4efd\u65b9\u6848\u7684\u4f18\u52bf\u5bf9\u6bd4<\/h2>\n<p>\u5728\u9009\u62e9\u5907\u4efd\u65b9\u6848\u65f6\uff0c\u5e38\u89c1\u5907\u9009\u9879\u5305\u62ec\u5feb\u7167\uff08\u5377\u7ea7\u5feb\u7167\uff09\u3001\u6587\u4ef6\u7ea7\u5907\u4efd\uff08rsync\/rsnapshot\uff09\u3001\u955c\u50cf\u5907\u4efd\uff08dd\/\u955c\u50cf\uff09\u3002\u5bf9\u6bd4\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u5feb\u7167\uff08\u5982 LVM\/ZFS\uff09\u4f18\u70b9\uff1a\u901f\u5ea6\u5feb\u3001\u51e0\u4e4e\u65e0\u505c\u673a\u3002\u4f46\u5bf9\u8de8\u673a\u623f\u5f02\u5730\u5907\u4efd\u652f\u6301\u6709\u9650\u3002<\/li>\n<li>\u955c\u50cf\u5907\u4efd\u4f18\u70b9\uff1a\u5b8c\u6574\u3001\u53ef\u7528\u4e8e bare-metal \u6062\u590d\uff1b\u7f3a\u70b9\uff1a\u4f20\u8f93\u4e0e\u5b58\u50a8\u6210\u672c\u9ad8\u3002<\/li>\n<li>rsync \u4f18\u70b9\uff1a\u5e26\u5bbd\u9ad8\u6548\u3001\u652f\u6301\u589e\u91cf\u4e0e\u5386\u53f2\u5feb\u7167\uff08link-dest\uff09\u3001\u6613\u4e8e\u8de8\u673a\u623f\u4f20\u8f93\uff0c\u9002\u5408\u9999\u6e2fVPS \u4e0e \u7f8e\u56fdVPS \u4e4b\u95f4\u7684\u5f02\u5730\u5907\u4efd\u3002<\/li>\n<\/ul>\n<p>\u56e0\u6b64\uff0c\u5bf9\u4e8e\u9700\u5728\u9999\u6e2f\u4e0e\u5883\u5916\uff08\u5982\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u4e4b\u95f4\u505a\u5f02\u5730\u5907\u4efd\u7684\u7528\u6237\uff0crsync \u662f\u4e00\u79cd\u6027\u4ef7\u6bd4\u975e\u5e38\u9ad8\u7684\u9009\u62e9\uff0c\u5c24\u5176\u9002\u5408\u7ad9\u957f\u4e0e\u4e2d\u5c0f\u4f01\u4e1a\u3002<\/p>\n<h2>\u9009\u8d2d\u5efa\u8bae\uff1a\u5728\u9999\u6e2fVPS\uff08\u6216\u7f8e\u56fdVPS\uff09\u4e0a\u90e8\u7f72\u5907\u4efd\u65f6\u7684\u8981\u70b9<\/h2>\n<p>\u5728\u9009\u62e9 VPS \u4ea7\u54c1\uff08\u65e0\u8bba\u662f\u9999\u6e2f\u670d\u52a1\u5668 \u8fd8\u662f \u7f8e\u56fd\u670d\u52a1\u5668\uff09\u65f6\uff0c\u5e94\u6839\u636e\u5907\u4efd\u7b56\u7565\u6743\u8861\u4ee5\u4e0b\u8981\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u5e26\u5bbd\u4e0e\u51fa\u53e3\u7a33\u5b9a\u6027\uff1a<\/strong>\u5f02\u5730\u5907\u4efd\u5bf9\u5e26\u5bbd\u4f9d\u8d56\u9ad8\uff0c\u4f18\u5148\u9009\u8d2d\u53ef\u63d0\u4f9b\u8db3\u591f\u51fa\/\u5165\u5e26\u5bbd\u7684\u65b9\u6848\u3002<\/li>\n<li><strong>\u78c1\u76d8\u7c7b\u578b\u4e0e\u5bb9\u91cf\uff1a<\/strong>SSD \u5bf9\u968f\u673a IO \u6709\u4f18\u52bf\uff1b\u5982\u9700\u957f\u671f\u4fdd\u7559\u591a\u4e2a\u5feb\u7167\uff0c\u8003\u8651\u66f4\u5927\u5bb9\u91cf\u6216\u9644\u52a0\u5bf9\u8c61\u5b58\u50a8\u3002<\/li>\n<li><strong>IOPS \u4e0e\u541e\u5410\uff1a<\/strong>\u5bf9\u4e8e\u5927\u91cf\u5c0f\u6587\u4ef6\u540c\u6b65\uff0cIOPS \u66f4\u5173\u952e\u3002<\/li>\n<li><strong>\u5feb\u7167\u4e0e\u5feb\u7167\u8fd8\u539f\uff1a<\/strong>\u82e5\u4e1a\u52a1\u53ef\u63a5\u53d7\u5feb\u7167\u6062\u590d\uff0c\u9009\u62e9\u63d0\u4f9b\u5feb\u7167\u529f\u80fd\u7684 VPS \u66f4\u7701\u5fc3\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>\u652f\u6301\u79c1\u6709\u7f51\u7edc\u3001IP \u767d\u540d\u5355\u4e0e\u9632\u706b\u5899\u8bbe\u7f6e\uff0c\u4fbf\u4e8e\u9650\u5236 rsync\/SSH \u63a7\u5236\u9762\u677f\u8bbf\u95ee\u3002<\/li>\n<li><strong>\u8282\u70b9\u4f4d\u7f6e\uff1a<\/strong>\u5730\u7406\u4f4d\u7f6e\u5f71\u54cd\u5ef6\u8fdf\u3002\u9999\u6e2f VPS \u5bf9\u4e9a\u6d32\u8bbf\u95ee\u5ef6\u8fdf\u8f83\u4f4e\uff1b\u7f8e\u56fd VPS \u9002\u5408\u7f8e\u6d32\u7528\u6237\u6216\u4f5c\u4e3a\u5730\u57df\u5197\u4f59\u8282\u70b9\u3002<\/li>\n<\/ul>\n<h2>\u603b\u7ed3<\/h2>\n<p>rsync \u662f\u5728\u9999\u6e2fVPS \u4e0e\u5176\u4ed6\u4e91\u6216\u7269\u7406\u670d\u52a1\u5668\uff08\u5305\u62ec\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u9999\u6e2f\u670d\u52a1\u5668\uff09\u4e4b\u95f4\u5b9e\u73b0\u9ad8\u6548\u5907\u4efd\u4e0e\u6062\u590d\u7684\u5b9e\u7528\u5de5\u5177\u3002\u901a\u8fc7\u638c\u63e1 rsync \u7684\u5173\u952e\u9009\u9879\u3001\u7ed3\u5408 &#8211;link-dest \u5b9e\u73b0\u8282\u7701\u7a7a\u95f4\u7684\u589e\u91cf\u5feb\u7167\u3001\u91c7\u7528 SSH \u5bc6\u94a5\u548c\u5e26\u5bbd\/IO \u4f18\u5316\u7b56\u7565\uff0c\u53ef\u4ee5\u6253\u9020\u4e00\u4e2a\u65e2\u8282\u7701\u6210\u672c\u53c8\u53ef\u9760\u7684\u5f02\u5730\u5907\u4efd\u4f53\u7cfb\u3002\u5bf9\u4e8e\u7ad9\u957f\u3001\u4f01\u4e1a\u4e0e\u5f00\u53d1\u8005\uff0c\u5efa\u8bae\u5b9a\u671f\u505a\u6062\u590d\u6f14\u7ec3\u5e76\u6839\u636e\u4e1a\u52a1\u7279\u6027\u9009\u62e9\u5408\u9002\u7684\u670d\u52a1\u5668\u578b\u53f7\u4e0e\u7f51\u7edc\u5e26\u5bbd\uff0c\u4ee5\u786e\u4fdd\u5728\u6545\u969c\u65f6\u80fd\u591f\u5feb\u901f\u6062\u590d\u670d\u52a1\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u9002\u5408\u7528\u4e8e\u90e8\u7f72 rsync \u5907\u4efd\u65b9\u6848\u7684\u9999\u6e2fVPS \u4ea7\u54c1\u4e0e\u914d\u7f6e\uff0c\u53ef\u53c2\u8003 Server.HK \u7684\u5177\u4f53\u65b9\u6848\u9875\u9762\uff1a<a href=\"https:\/\/www.server.hk\/cloud.php\" target=\"_blank\" rel=\"noopener\">\u9999\u6e2fVPS \u4ea7\u54c1<\/a>\u3002\u66f4\u591a\u5173\u4e8e\u6211\u4eec\u5e73\u53f0\u7684\u4fe1\u606f\u8bf7\u89c1 <a href=\"https:\/\/www.server.hk\/\" target=\"_blank\" rel=\"noopener\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u60f3\u5728\u9999\u6e2fVPS\u4e0a\u6784\u5efa\u7a33\u5065\u7684\u5907\u4efd\u4e0e\u6062\u590d\u6d41\u7a0b\uff1f\u672c\u6587\u4ee5\u9999\u6e2fVPS rsync \u5907\u4efd\u4e3a\u6838\u5fc3\uff0c\u4ece\u539f\u7406\u5230\u5b9e\u6218\u547d\u4ee4\u4e0e\u6027\u80fd\u4f18\u5316\uff0c\u5e2e\u4f60\u5feb\u901f\u642d\u5efa\u9ad8\u6548\u53ef\u9760\u7684\u6570\u636e\u540c\u6b65\u65b9\u6848\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4927],"tags":[2485,2488,2486,2487,2490,747,2489,1060,2491,107],"class_list":["post-209280","post","type-post","status-publish","format-standard","hentry","category-4927","tag-rsync","tag-vps","tag-2486","tag-2487","tag-2490","tag-747","tag-2489","tag-1060","tag-2491"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209280","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=209280"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209280\/revisions"}],"predecessor-version":[{"id":209281,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209280\/revisions\/209281"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=209280"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=209280"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=209280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}