{"id":4751,"date":"2025-07-29T11:00:49","date_gmt":"2025-07-29T02:00:49","guid":{"rendered":"https:\/\/eternalsphere.net\/echoes\/?p=4751"},"modified":"2026-06-06T10:07:12","modified_gmt":"2026-06-06T01:07:12","slug":"pm7mve77z4xbdq3","status":"publish","type":"post","link":"https:\/\/eternalsphere.net\/echoes\/index.php\/2025\/07\/29\/pm7mve77z4xbdq3\/","title":{"rendered":"\u63d0\u9ad8 Proxmox Backup Server \u9a8c\u8bc1\u6548\u7387\u7684\u5b9e\u8df5\u5206\u6790"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Proxmox Backup Server\uff08PBS\uff09\u5e38\u7528\u4e8e\u5bf9\u865a\u62df\u673a\uff08VM\uff09\u548c\u5bb9\u5668\u7684\u5907\u4efd\u4e0e\u9a8c\u8bc1\u3002\u968f\u7740\u5907\u4efd\u89c4\u6a21\u7684\u589e\u957f\uff0c\u65e5\u5e38\u9a8c\u8bc1\u4efb\u52a1\u53ef\u80fd\u9010\u6e10\u6210\u4e3a\u7cfb\u7edf\u7684\u6027\u80fd\u74f6\u9888\u3002\u672c\u6587\u7ed3\u5408\u5b9e\u9645\u6848\u4f8b\uff0c\u5206\u6790\u4e86 PBS \u9a8c\u8bc1\u4efb\u52a1\u5728\u9ad8\u8d1f\u8f7d\u73af\u5883\u4e0b\u7684\u8868\u73b0\uff0c\u5e76\u63a2\u8ba8\u4e86\u5982\u4f55\u4f18\u5316\u9a8c\u8bc1\u6d41\u7a0b\u4ee5\u63d0\u5347\u6574\u4f53\u6548\u7387\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u80cc\u666f\uff1a\u9a8c\u8bc1\u4efb\u52a1\u53d8\u6162\u7684\u8868\u73b0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u67d0\u53f0 PBS \u8282\u70b9\u4e0a\uff0c\u539f\u672c\u6bcf\u5929\u8fdb\u884c\u5168\u91cf\u9a8c\u8bc1\u4efb\u52a1\u53ef\u4ee5\u5728 24 \u5c0f\u65f6\u5185\u5b8c\u6210\u3002\u7136\u800c\uff0c\u8fd1\u671f\u89c2\u5bdf\u5230\u9a8c\u8bc1\u4efb\u52a1\u6267\u884c\u65f6\u95f4\u5927\u5e45\u62c9\u957f\uff0c\u90e8\u5206\u4efb\u52a1\u751a\u81f3\u5ef6\u7eed\u81f3\u6b21\u65e5\uff0c\u5f71\u54cd\u4e86\u5907\u4efd\u7b56\u7565\u7684\u53ef\u63a7\u6027\u3002\u8fd9\u4e00\u53d8\u5316\u5f15\u53d1\u4e86\u5bf9\u7cfb\u7edf\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u7684\u8be6\u7ec6\u6392\u67e5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6027\u80fd\u5206\u6790\uff1a<code>iostat<\/code> \u8f93\u51fa\u4e0e IO \u5229\u7528\u7387<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u8fd0\u884c <code>iostat -x 1<\/code> \u89c2\u5bdf\u78c1\u76d8 IO \u8d1f\u8f7d\uff0c\u53d1\u73b0\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>%util<\/code> \u957f\u671f\u63a5\u8fd1 100%\uff0c\u8868\u660e\u78c1\u76d8\u5e26\u5bbd\u88ab\u6253\u6ee1\uff1b<\/li>\n\n\n\n<li><code>rkB\/s<\/code> \u5728 30,000 \u5de6\u53f3\uff0c\u5373\u78c1\u76d8\u6301\u7eed\u4ee5 30MB\/s \u7684\u901f\u7387\u8bfb\u53d6\uff1b<\/li>\n\n\n\n<li><code>r_await<\/code> \u5747\u503c\u7ea6\u4e3a 20\u201323ms\uff0c\u663e\u793a IO \u7b49\u5f85\u65f6\u95f4\u504f\u9ad8\uff1b<\/li>\n\n\n\n<li>CPU <code>%iowait<\/code> \u7ef4\u6301\u5728 10%\u5de6\u53f3\uff0c\u8bf4\u660e\u7cfb\u7edf\u5e38\u5904\u4e8e\u7b49\u5f85\u78c1\u76d8\u54cd\u5e94\u72b6\u6001\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fdb\u4e00\u6b65\u5206\u6790\u78c1\u76d8\u7ed3\u6784\u53d1\u73b0\uff0cPBS \u7684\u6570\u636e\u5b58\u50a8\u78c1\u76d8\u901a\u8fc7 USB \u63a5\u53e3\u5916\u63a5\uff0c\u4f7f\u7528\u7684\u662f\u4f20\u7edf\u673a\u68b0\u786c\u76d8\u9635\u5217\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5173\u952e\u74f6\u9888\u5b9a\u4f4d\uff1aUSB 2.0 \u63a5\u53e3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8be5\u670d\u52a1\u5668\u4e3a Dell PowerEdge\u67d0\u578b\u53f7\uff0c\u6807\u51c6\u914d\u7f6e\u4e2d\u4ec5\u914d\u5907 USB 2.0 \u63a5\u53e3\uff08\u6700\u9ad8\u7406\u8bba\u5e26\u5bbd\u4e3a 480 Mbps\uff0c\u7ea6 60 MB\/s\uff09\u3002\u7ed3\u5408 <code>iostat<\/code> \u89c2\u5bdf\u5230\u7684\u8bfb\u53d6\u901f\u5ea6\u4e0a\u9650\u53ca <code>%util<\/code> \u6307\u6807\uff0c\u5224\u65ad\u74f6\u9888\u6839\u6e90\u4e3a USB 2.0 \u63a5\u53e3\u901f\u7387\u9650\u5236\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u9a8c\u8bc1\u8fc7\u7a0b\u4e2d\uff0cPBS \u4f1a\u987a\u5e8f\u8bfb\u53d6\u5907\u4efd\u4e2d\u7684\u6bcf\u4e2a <code>.chunk<\/code> \u6587\u4ef6\uff0c\u5e76\u5728\u5185\u5b58\u4e2d\u8fdb\u884c\u89e3\u538b\u4e0e\u54c8\u5e0c\u6821\u9a8c\u3002\u8fd9\u4e00\u8fc7\u7a0b\u4e3b\u8981\u4f9d\u8d56\u78c1\u76d8\u7684\u987a\u5e8f\u8bfb\u53d6\u6027\u80fd\uff0c\u800c USB 2.0 \u65e0\u6cd5\u6ee1\u8db3\u6301\u7eed\u9ad8\u5f3a\u5ea6\u7684 IO \u9700\u6c42\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u9a8c\u8bc1\u4e3a\u4f55\u7279\u522b\u8017\u8d44\u6e90\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PBS \u7684\u9a8c\u8bc1\u8fc7\u7a0b\u6d89\u53ca\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u904d\u5386\u5907\u4efd\u6e05\u5355\uff1b<\/li>\n\n\n\n<li>\u987a\u5e8f\u8bfb\u53d6\u6240\u6709 <code>.chunk<\/code> \u6570\u636e\u5757\uff1b<\/li>\n\n\n\n<li>\u5c06\u6bcf\u4e2a\u5757\u52a0\u8f7d\u8fdb\u5185\u5b58\uff1b<\/li>\n\n\n\n<li>\u5982\u679c\u542f\u7528\u4e86\u538b\u7f29\uff0c\u5148\u89e3\u538b\uff1b<\/li>\n\n\n\n<li>\u8ba1\u7b97\u6821\u9a8c\u503c\u5e76\u6bd4\u5bf9 manifest\uff1b<\/li>\n\n\n\n<li>\u9a8c\u8bc1\u5b8c\u6210\u540e\u91ca\u653e\u5185\u5b58\u3002<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u6574\u4e2a\u8fc7\u7a0b\u4ee5 IO \u4e3a\u4e3b\uff0c\u540c\u65f6\u5bf9 CPU \u548c\u5185\u5b58\u6709\u4e00\u5b9a\u4f9d\u8d56\uff0c\u5c24\u5176\u662f\u5728\u542f\u7528\u538b\u7f29\u683c\u5f0f\uff08\u5982 <code>zstd<\/code>\uff09\u65f6\uff0cCPU \u548c\u5185\u5b58\u5360\u7528\u66f4\u4e3a\u663e\u8457\u3002\u591a\u4efb\u52a1\u5e76\u53d1\u9a8c\u8bc1\u4f1a\u8fdb\u4e00\u6b65\u52a0\u5267\u8d44\u6e90\u7ade\u4e89\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u53ef\u884c\u7684\u4f18\u5316\u7b56\u7565<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9488\u5bf9\u4e0a\u8ff0\u60c5\u51b5\uff0c\u63d0\u51fa\u5982\u4e0b\u4f18\u5316\u5efa\u8bae\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u66f4\u6362\u9ad8\u901f\u5b58\u50a8\u63a5\u53e3<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u52a0\u88c5 USB 3.0 PCIe \u6269\u5c55\u5361\uff0c\u53ef\u5c06\u8bfb\u901f\u4ece 30MB\/s \u63d0\u5347\u81f3 100MB\/s \u751a\u81f3\u66f4\u9ad8\uff1b<\/li>\n\n\n\n<li>\u4f18\u5148\u63a8\u8350\u5c06\u5b58\u50a8\u8fc1\u79fb\u81f3\u5185\u7f6e SATA \u6216 SAS \u63a5\u53e3\uff0c\u907f\u514d\u5916\u63a5\u5b58\u50a8\u5e26\u6765\u7684\u6027\u80fd\u74f6\u9888\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u9650\u5236\u9a8c\u8bc1\u5e76\u53d1\u4efb\u52a1\u6570<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7f16\u8f91 <code>\/etc\/proxmox-backup\/datastore.cfg<\/code> \u6587\u4ef6\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><code>verify-concurrency 1<br><\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u91cd\u542f PBS \u670d\u52a1\u4ee5\u751f\u6548\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><code>systemctl restart proxmox-backup-proxy<br><\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u53ef\u4ee5\u9632\u6b62\u591a\u4e2a\u9a8c\u8bc1\u4efb\u52a1\u540c\u65f6\u538b\u6ee1\u78c1\u76d8 IO\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u6eda\u52a8\u9a8c\u8bc1\u673a\u5236<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c06\u6240\u6709\u5907\u4efd\u9a8c\u8bc1\u4efb\u52a1\u6309\u5929\u5206\u6279\u6267\u884c\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5468\u4e00\u9a8c\u8bc1 VM \u7ec4 A\uff1b<\/li>\n\n\n\n<li>\u5468\u4e8c\u9a8c\u8bc1 VM \u7ec4 B\uff1b<\/li>\n\n\n\n<li>\u4e00\u5468\u5185\u5b8c\u6210\u4e00\u6b21\u5b8c\u6574\u9a8c\u8bc1\u8f6e\u56de\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u7b56\u7565\u53ef\u5e73\u8861\u7cfb\u7edf\u538b\u529b\uff0c\u63d0\u5347\u53ef\u9884\u6d4b\u6027\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5907\u4efd\u7cfb\u7edf\u4e2d\uff0c\u9a8c\u8bc1\u4efb\u52a1\u867d\u4e0d\u4ea7\u751f\u65b0\u6570\u636e\uff0c\u5374\u6781\u4e3a\u4f9d\u8d56\u78c1\u76d8\u5e26\u5bbd\u4e0e IO \u6027\u80fd\u3002\u82e5\u5b58\u50a8\u4ecb\u8d28\u8fde\u63a5\u901f\u7387\u4e0d\u8db3\uff0c\u9a8c\u8bc1\u901f\u5ea6\u5c06\u663e\u8457\u4e0b\u964d\uff0c\u5f71\u54cd\u5907\u4efd\u7b56\u7565\u7684\u53ef\u6267\u884c\u6027\u3002\u901a\u8fc7\u5408\u7406\u5206\u6790 IO \u5229\u7528\u7387\u3001\u8c03\u6574\u5e76\u53d1\u7b56\u7565\u53ca\u66f4\u6362\u8fde\u63a5\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u5347 PBS \u9a8c\u8bc1\u6548\u7387\uff0c\u786e\u4fdd\u5907\u4efd\u6570\u636e\u7684\u5b8c\u6574\u6027\u4e0e\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Proxmox Backup Server\uff08PBS\uff09\u5e38\u7528\u4e8e\u5bf9\u865a\u62df\u673a\uff08VM\uff09\u548c\u5bb9\u5668\u7684\u5907\u4efd\u4e0e\u9a8c\u8bc1\u3002\u968f\u7740\u5907\u4efd\u89c4\u6a21\u7684\u589e\u957f\uff0c\u65e5\u5e38\u9a8c\u8bc1\u4efb\u52a1\u53ef\u80fd\u9010\u6e10\u6210\u4e3a\u7cfb\u7edf\u7684\u6027\u80fd\u74f6\u9888\u3002\u672c\u6587\u7ed3\u5408\u5b9e\u9645\u6848\u4f8b\uff0c\u5206\u6790\u4e86 PBS \u9a8c\u8bc1\u4efb\u52a1\u5728\u9ad8\u8d1f\u8f7d\u73af\u5883\u4e0b\u7684\u8868\u73b0\uff0c\u5e76\u63a2\u8ba8\u4e86\u5982\u4f55\u4f18\u5316\u9a8c\u8bc1\u6d41\u7a0b\u4ee5\u63d0\u5347\u6574\u4f53\u6548\u7387\u3002 \u80cc\u666f\uff1a\u9a8c\u8bc1\u4efb\u52a1\u53d8\u6162\u7684\u8868\u73b0 \u5728\u67d0\u53f0 PBS \u8282\u70b9\u4e0a\uff0c\u539f\u672c\u6bcf\u5929\u8fdb\u884c\u5168\u91cf\u9a8c\u8bc1\u4efb\u52a1\u53ef\u4ee5\u5728 24 \u5c0f\u65f6\u5185\u5b8c\u6210\u3002\u7136\u800c\uff0c\u8fd1\u671f\u89c2\u5bdf\u5230\u9a8c\u8bc1\u4efb\u52a1\u6267\u884c\u65f6\u95f4\u5927\u5e45\u62c9\u957f\uff0c\u90e8\u5206\u4efb\u52a1\u751a\u81f3\u5ef6\u7eed\u81f3\u6b21\u65e5\uff0c\u5f71\u54cd\u4e86\u5907\u4efd\u7b56\u7565\u7684\u53ef\u63a7\u6027\u3002\u8fd9\u4e00\u53d8\u5316\u5f15\u53d1\u4e86\u5bf9\u7cfb\u7edf\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u7684\u8be6\u7ec6\u6392\u67e5\u3002 \u6027\u80fd\u5206\u6790\uff1aiostat \u8f93\u51fa\u4e0e IO \u5229\u7528\u7387 \u901a\u8fc7\u8fd0\u884c iostat -x 1 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