{"id":28449,"date":"2025-04-20T00:26:22","date_gmt":"2025-04-19T16:26:22","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/28449.html"},"modified":"2025-04-20T00:26:22","modified_gmt":"2025-04-19T16:26:22","slug":"%e5%8f%8c%e6%9c%ba%e5%ae%b9%e9%94%99%ef%bc%88high-availability-ha%ef%bc%89%e9%80%9a%e5%b8%b8%e6%8c%87%e7%9a%84%e6%98%af%e9%80%9a%e8%bf%87%e4%b8%a4%e5%8f%b0%e6%88%96%e5%a4%9a%e5%8f%b0%e6%9c%8d","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/28449.html","title":{"rendered":"\u53cc\u673a\u5bb9\u9519\uff08High Availability, HA\uff09\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027"},"content":{"rendered":"<p>\u53cc\u673a\u5bb9\u9519&#xff08;High Availability, HA&#xff09;\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027&#xff0c;\u5373\u4f7f\u5176\u4e2d\u4e00\u53f0\u53d1\u751f\u6545\u969c\u4e5f\u80fd\u4fdd\u8bc1\u670d\u52a1\u4e0d\u4e2d\u65ad\u3002\u8fd9\u4e3b\u8981\u901a\u8fc7\u8d1f\u8f7d\u5747\u8861\u548c\u6545\u969c\u5207\u6362\u6280\u672f\u5b9e\u73b0\u3002<\/p>\n<li>\n<p>\u8d1f\u8f7d\u5747\u8861&#xff1a;\u5f53\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668&#xff08;\u4e5f\u79f0\u4e3a&#034;Active-Passive&#034;\u6a21\u5f0f\u4e2d\u7684Active\u8282\u70b9&#xff09;\u540c\u65f6\u8fd0\u884c\u670d\u52a1\u65f6&#xff0c;\u5ba2\u6237\u7aef\u8bf7\u6c42\u4f1a\u88ab\u5206\u53d1\u5230\u4e0d\u540c\u7684\u670d\u52a1\u5668\u4e0a&#xff0c;\u9632\u6b62\u5355\u70b9\u6545\u969c\u3002\u5982Nginx\u8d1f\u8f7d\u5747\u8861\u5668\u53ef\u4ee5\u914d\u7f6e\u6210\u8f6e\u8be2\u3001\u6700\u5c11\u8fde\u63a5\u6570\u7b49\u65b9\u5f0f\u3002<\/p>\n<\/li>\n<li>\n<p>\u5fc3\u8df3\u68c0\u6d4b\u4e0e\u5065\u5eb7\u68c0\u67e5&#xff1a;\u670d\u52a1\u5668\u4e4b\u95f4\u4f1a\u5b9a\u671f\u4ea4\u6362\u72b6\u6001\u4fe1\u606f&#xff0c;\u5982\u679c\u4e00\u53f0\u670d\u52a1\u5668\u65e0\u6cd5\u54cd\u5e94&#xff08;\u5fc3\u8df3\u8d85\u65f6&#xff09;&#xff0c;\u5219\u5176\u4ed6\u670d\u52a1\u5668\u4f1a\u63a5\u7ba1\u5176\u5de5\u4f5c\u8d1f\u8f7d&#xff0c;\u8fd9\u5c31\u662f\u6240\u8c13\u7684\u6545\u969c\u5207\u6362&#xff08;Failover&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u5197\u4f59\u6570\u636e\u5e93\u6216\u5e94\u7528\u670d\u52a1&#xff1a;\u6570\u636e\u5e93\u590d\u5236\u6280\u672f\u5982MySQL\u7684Master-Slave\u6216Master-Master\u6a21\u5f0f&#xff0c;\u4ee5\u53ca\u5206\u5e03\u5f0f\u4e00\u81f4\u6027\u89e3\u51b3\u65b9\u6848&#xff08;\u5982Raft\u6216Paxos&#xff09;&#xff0c;\u786e\u4fdd\u6570\u636e\u7684\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>\u6545\u969c\u6062\u590d\u7b56\u7565&#xff1a;\u5305\u62ec\u6570\u636e\u5907\u4efd\u548c\u6062\u590d\u673a\u5236&#xff0c;\u4e00\u65e6\u4e3b\u670d\u52a1\u5668\u5b95\u673a&#xff0c;\u53ef\u4ee5\u4ece\u5907\u4efd\u5feb\u901f\u6062\u590d\u670d\u52a1\u3002<\/p>\n<\/li>\n<p>\u8981\u6df1\u5165\u4e86\u89e3\u53cc\u673a\u5bb9\u9519\u6280\u672f\u7684\u5177\u4f53\u5b9e\u65bd\u7ec6\u8282&#xff0c;\u53ef\u80fd\u9700\u8981\u67e5\u9605\u76f8\u5173\u7684\u6280\u672f\u6587\u6863\u6216\u6559\u7a0b\u3002<\/p>\n<p>\u8981\u8bbe\u7f6eOracle\u6570\u636e\u5e93\u7684\u53cc\u673a\u5bb9\u9519\u73af\u5883\u6765\u4fdd\u62a4\u5173\u952e\u4e1a\u52a1&#xff0c;\u901a\u5e38\u4f1a\u91c7\u7528\u4ee5\u4e0b\u6b65\u9aa4:<\/p>\n<li>\n<p>\u786c\u4ef6\u914d\u7f6e:<\/p>\n<ul>\n<li>\u5b89\u88c5\u4e24\u53f0\u529f\u80fd\u76f8\u540c\u7684\u670d\u52a1\u5668&#xff08;\u4e3b\u670d\u52a1\u5668\u548c\u5907\u670d\u52a1\u5668&#xff09;\u3002<\/li>\n<li>\u4f7f\u7528\u5197\u4f59\u5b58\u50a8&#xff0c;\u5982RAID\u6216\u5916\u90e8\u78c1\u5e26\u5e93&#xff0c;\u4ee5\u4fdd\u8bc1\u6570\u636e\u7684\u5b89\u5168\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u64cd\u4f5c\u7cfb\u7edf\u548c\u6570\u636e\u5e93\u5b89\u88c5:<\/p>\n<ul>\n<li>\u5728\u6bcf\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u72ec\u7acb\u5b89\u88c5\u64cd\u4f5c\u7cfb\u7edf\u548cOracle\u6570\u636e\u5e93\u5b9e\u4f8b\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7f51\u7edc\u8fde\u63a5:<\/p>\n<ul>\n<li>\u5efa\u7acb\u9ad8\u901f\u3001\u53ef\u9760\u7684\u4e92\u8fde&#xff0c;\u901a\u5e38\u901a\u8fc7\u4e13\u7528\u7f51\u7edc\u901a\u9053&#xff0c;\u5982iSCSI\u6216FC SAN\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u8f6f\u4ef6\u914d\u7f6e:<\/p>\n<ul>\n<li>\u5b89\u88c5\u53cc\u673a\u5bb9\u9519\u8f6f\u4ef6&#xff0c;\u5982Oracle RAC (Real Application Cluster) \u6216\u7b2c\u4e09\u65b9\u4ea7\u54c1&#xff0c;\u5982Veritas Cluster Server\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u6570\u636e\u5e93\u914d\u7f6e:<\/p>\n<ul>\n<li>\u5728RAC\u73af\u5883\u4e0b\u521b\u5efa\u8d44\u6e90\u96c6\u7fa4&#xff0c;\u5c06\u6570\u636e\u5e93\u5b9e\u4f8b\u6ce8\u518c\u5230\u96c6\u7fa4\u4e2d\u3002<\/li>\n<\/ul>\n<p> <span class=\"token keyword\">CREATE<\/span> CLUSTER rac_cluster_name<span class=\"token punctuation\">;<\/span><\/p>\n<ul>\n<li>\u5206\u914d\u76d1\u542c\u5668\u7aef\u53e3\u548c\u9759\u6001\u5730\u5740\u5206\u914d\u7ed9\u6bcf\u4e2a\u8282\u70b9\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u9ad8\u53ef\u7528\u6027\u548c\u6545\u969c\u8f6c\u79fb:<\/p>\n<ul>\n<li>\u8bbe\u7f6e\u81ea\u52a8\u6545\u969c\u68c0\u6d4b\u548c\u5207\u6362\u673a\u5236&#xff0c;\u5f53\u4e3b\u670d\u52a1\u5668\u51fa\u73b0\u95ee\u9898\u65f6&#xff0c;\u5907\u670d\u52a1\u5668\u80fd\u63a5\u7ba1\u4e8b\u52a1\u5904\u7406\u3002<\/li>\n<li>\u901a\u8fc7RAC\u7684\u5b9e\u65f6\u955c\u50cf\u6280\u672f\u4fdd\u6301\u6570\u636e\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u6d4b\u8bd5\u4e0e\u76d1\u63a7:<\/p>\n<ul>\n<li>\u8fdb\u884c\u5b9a\u671f\u7684\u6027\u80fd\u6d4b\u8bd5\u548c\u6545\u969c\u6f14\u7ec3&#xff0c;\u786e\u4fdd\u5728\u771f\u5b9e\u6545\u969c\u60c5\u51b5\u4e0b\u7cfb\u7edf\u7684\u5feb\u901f\u6062\u590d\u80fd\u529b\u3002<\/li>\n<li>\u76d1\u63a7\u5173\u952e\u6027\u80fd\u6307\u6807\u548c\u4e8b\u4ef6\u65e5\u5fd7&#xff0c;\u4ee5\u4fbf\u53ca\u65f6\u53d1\u73b0\u5e76\u89e3\u51b3\u95ee\u9898\u3002<\/li>\n<\/ul>\n<\/li>\n<p>\u91cd\u8981\u63d0\u793a&#xff1a;\u5b9e\u9645\u64cd\u4f5c\u8fc7\u7a0b\u4e2d\u5e94\u9075\u5faaOracle\u5b98\u65b9\u6587\u6863\u548c\u6700\u4f73\u5b9e\u8df5&#xff0c;\u56e0\u4e3a\u4e0d\u540c\u7248\u672c\u7684\u6570\u636e\u5e93\u53ef\u80fd\u6709\u4e0d\u540c\u7684\u8bbe\u7f6e\u8981\u6c42\u3002<\/p>\n<p>Oracle RAC\u76f8\u8f83\u4e8e\u5176\u4ed6\u53cc\u673a\u5bb9\u9519\u89e3\u51b3\u65b9\u6848\u6709\u4ee5\u4e0b\u51e0\u4e2a\u4f18\u52bf&#xff1a;<\/p>\n<li>\n<p>\u9ad8\u6027\u80fd\u4e0e\u6269\u5c55\u6027: Oracle RAC\u5141\u8bb8\u591a\u4e2a\u5b9e\u4f8b\u5728\u540c\u4e00\u7269\u7406\u6570\u636e\u5e93\u4e0a\u5e76\u884c\u8fd0\u884c&#xff0c;\u63d0\u5347\u4e86\u5e76\u53d1\u5904\u7406\u80fd\u529b&#xff0c;\u4ece\u800c\u63d0\u9ad8\u4e86\u6574\u4f53\u6027\u80fd\u3002<\/p>\n<\/li>\n<li>\n<p>\u6545\u969c\u5207\u6362\u6548\u7387: \u5b83\u8bbe\u8ba1\u7528\u4e8e\u5b9e\u73b0\u6545\u969c\u5207\u6362&#xff0c;\u5f53\u67d0\u4e2a\u5b9e\u4f8b\u6216\u8282\u70b9\u5931\u8d25\u65f6&#xff0c;\u5176\u4ed6\u8282\u70b9\u53ef\u4ee5\u63a5\u7ba1\u5de5\u4f5c&#xff0c;\u51cf\u5c11\u4e86\u505c\u673a\u65f6\u95f4\u548c\u4e1a\u52a1\u4e2d\u65ad\u7684\u98ce\u9669\u3002<\/p>\n<\/li>\n<li>\n<p>\u8d44\u6e90\u5171\u4eab: \u5171\u4eab\u5b58\u50a8\u548c\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u5141\u8bb8\u591a\u4e2a\u5b9e\u4f8b\u8bbf\u95ee\u540c\u4e00\u6570\u636e&#xff0c;\u8fd9\u5728\u8d44\u6e90\u5229\u7528\u7387\u548c\u6210\u672c\u65b9\u9762\u5177\u6709\u4f18\u52bf\u3002<\/p>\n<\/li>\n<li>\n<p>\u7b80\u5316\u8fd0\u7ef4: \u867d\u7136\u521d\u59cb\u6295\u8d44\u53ef\u80fd\u5305\u62ec\u989d\u5916\u7684\u53cc\u673a\u7ba1\u7406\u548cRAC\u8bb8\u53ef\u8bc1&#xff0c;\u4f46\u957f\u671f\u6765\u770b&#xff0c;Oracle RAC\u7684\u81ea\u52a8\u5316\u5de5\u5177\u53ef\u4ee5\u964d\u4f4e\u65e5\u5e38\u7ef4\u62a4\u590d\u6742\u5ea6&#xff0c;\u51cf\u5c11\u4eba\u5de5\u5e72\u9884\u3002<\/p>\n<\/li>\n<li>\n<p>\u964d\u4f4eDowntime: \u6839\u636e\u5ba2\u6237\u5b9e\u8df5&#xff0c;Oracle RAC\u901a\u8fc7\u51cf\u5c11\u5b95\u673a\u65f6\u95f4\u663e\u8457\u63d0\u9ad8\u4e86\u751f\u4ea7\u7387\u3002<\/p>\n<\/li>\n<p>\u7136\u800c&#xff0c;\u8fd9\u4e9b\u4f18\u70b9\u4e5f\u4f34\u968f\u7740\u66f4\u9ad8\u7684\u6280\u672f\u95e8\u69db\u548c\u5bf9\u7279\u5b9a\u73af\u5883\u7684\u8981\u6c42&#xff0c;\u6bd4\u5982\u9ad8\u5e26\u5bbd\u7f51\u7edc\u548c\u590d\u6742\u7ba1\u7406\u8f6f\u4ef6\u3002<\/p>\n<p>Oracle RAC\u901a\u8fc7\u5b9e\u73b0\u6570\u636e\u5197\u4f59\u6765\u63d0\u9ad8\u53ef\u9760\u6027&#xff0c;\u5177\u4f53\u673a\u5236\u5305\u62ec&#xff1a;<\/p>\n<li>\n<p>\u8282\u70b9\u5197\u4f59&#xff1a;RAC\u914d\u7f6e\u591a\u4e2a\u72ec\u7acb\u7684\u670d\u52a1\u5668\u8282\u70b9&#xff0c;\u6bcf\u4e2a\u8282\u70b9\u4e0a\u8fd0\u884c\u4e00\u4e2a\u5b8c\u6574\u7684\u6570\u636e\u5e93\u5b9e\u4f8b\u3002\u8fd9\u79cd\u8bbe\u8ba1\u5141\u8bb8\u5728\u4e0d\u5f71\u54cd\u5176\u4ed6\u8282\u70b9\u7684\u60c5\u51b5\u4e0b\u5bf9\u5355\u4e2a\u8282\u70b9\u8fdb\u884c\u7ef4\u62a4\u6216\u4fee\u590d&#xff0c;\u4fdd\u8bc1\u4e86\u670d\u52a1\u7684\u8fde\u7eed\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>\u6570\u636e\u955c\u50cf&#xff1a;\u5173\u952e\u6570\u636e\u5728\u4e0d\u540c\u8282\u70b9\u4e4b\u95f4\u540c\u6b65\u590d\u5236&#xff0c;\u5f53\u4e00\u4e2a\u8282\u70b9\u7684\u6570\u636e\u66f4\u65b0\u65f6&#xff0c;\u8fd9\u4e9b\u66f4\u6539\u4f1a\u88ab\u81ea\u52a8\u4f20\u64ad\u5230\u5176\u4ed6\u8282\u70b9\u3002\u8fd9\u6837\u5373\u4f7f\u4e00\u4e2a\u8282\u70b9\u5931\u8d25&#xff0c;\u53e6\u4e00\u4e2a\u8282\u70b9\u4ecd\u80fd\u7ee7\u7eed\u63d0\u4f9b\u670d\u52a1&#xff0c;\u56e0\u4e3a\u6709\u5907\u7528\u7684\u6570\u636e\u526f\u672c\u3002<\/p>\n<\/li>\n<li>\n<p>\u8d1f\u8f7d\u5747\u8861&#xff1a;\u5ba2\u6237\u7aef\u901a\u8fc7\u7f51\u7edc\u5c42\u7684IP\u5730\u5740\u900f\u660e\u626b\u63cf\u6280\u672f&#xff08;\u5982 SCAN&#xff09;&#xff0c;\u8fde\u63a5\u5230\u4efb\u4f55\u4e00\u4e2a\u53ef\u7528\u7684\u6570\u636e\u5e93\u5b9e\u4f8b\u6267\u884c\u64cd\u4f5c&#xff0c;\u907f\u514d\u4e86\u5bf9\u7279\u5b9a\u8282\u70b9\u7684\u4f9d\u8d56&#xff0c;\u8fdb\u4e00\u6b65\u589e\u5f3a\u4e86\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>\u6545\u969c\u5207\u6362&#xff1a;\u5982\u679c\u4e00\u4e2a\u8282\u70b9\u5931\u6548&#xff0c;Oracle RAC\u80fd\u591f\u8fc5\u901f\u68c0\u6d4b\u5e76\u81ea\u52a8\u5c06\u5de5\u4f5c\u5207\u6362\u5230\u53e6\u4e00\u8282\u70b9\u4e0a\u7684\u6570\u636e\u5e93\u5b9e\u4f8b&#xff0c;\u800c\u65e0\u9700\u624b\u52a8\u5e72\u9884\u3002<\/p>\n<\/li>\n<p>\u901a\u8fc7\u8fd9\u4e9b\u7b56\u7565&#xff0c;Oracle RAC\u786e\u4fdd\u4e86\u5728\u9762\u5bf9\u786c\u4ef6\u6545\u969c\u6216\u5176\u4ed6\u4e2d\u65ad\u65f6&#xff0c;\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u4e1a\u52a1\u7684\u8fde\u7eed\u6027\u3002 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250419162620-6803ceac9db87.jpg\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb899\u6b21\uff0c\u70b9\u8d5e16\u6b21\uff0c\u6536\u85cf15\u6b21\u3002\u5ba2\u6237\u7aef\u901a\u8fc7\u7f51\u7edc\u5c42\u7684IP\u5730\u5740\u900f\u660e\u626b\u63cf\u6280\u672f\uff08\u5982 SCAN\uff09\uff0c\u8fde\u63a5\u5230\u4efb\u4f55\u4e00\u4e2a\u53ef\u7528\u7684\u6570\u636e\u5e93\u5b9e\u4f8b\u6267\u884c\u64cd\u4f5c\uff0c\u907f\u514d\u4e86\u5bf9\u7279\u5b9a\u8282\u70b9\u7684\u4f9d\u8d56\uff0c\u8fdb\u4e00\u6b65\u589e\u5f3a\u4e86\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u3002: \u867d\u7136\u521d\u59cb\u6295\u8d44\u53ef\u80fd\u5305\u62ec\u989d\u5916\u7684\u53cc\u673a\u7ba1\u7406\u548cRAC\u8bb8\u53ef\u8bc1\uff0c\u4f46\u957f\u671f\u6765\u770b\uff0cOracle RAC\u7684\u81ea\u52a8\u5316\u5de5\u5177\u53ef\u4ee5\u964d\u4f4e\u65e5\u5e38\u7ef4\u62a4\u590d\u6742\u5ea6\uff0c\u51cf\u5c11\u4eba\u5de5\u5e72\u9884\u3002: \u5b83\u8bbe\u8ba1\u7528\u4e8e\u5b9e\u73b0\u6545\u969c\u5207\u6362\uff0c\u5f53\u67d0\u4e2a\u5b9e\u4f8b\u6216\u8282\u70b9\u5931\u8d25\u65f6\uff0c\u5176\u4ed6\u8282\u70b9\u53ef\u4ee5\u63a5\u7ba1\u5de5\u4f5c\uff0c\u51cf\u5c11\u4e86\u505c\u673a\u65f6\u95f4\u548c\u4e1a\u52a1\u4e2d\u65ad\u7684\u98ce\u9669\u3002\u901a\u8fc7\u8fd9\u4e9b\u7b56\u7565\uff0cOracle RAC\u786e\u4fdd\u4e86\u5728\u9762\u5bf9\u786c\u4ef6\u6545\u969c\u6216\u5176\u4ed6\u4e2d\u65ad\u65f6\uff0c\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u4e1a\u52a1\u7684\u8fde\u7eed\u6027\u3002_\u53cc\u673a\u5bb9\u9519,\u8d1f\u8f7d\u5747\u8861<\/p>\n","protected":false},"author":2,"featured_media":28448,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2282,1671,2283,43,44],"topic":[],"class_list":["post-28449","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-appapplication-java-kotlin","tag-javaadvanced-message-queue","tag-joba-good-job-programmer","tag-43","tag-44"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u53cc\u673a\u5bb9\u9519\uff08High Availability, HA\uff09\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/28449.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u53cc\u673a\u5bb9\u9519\uff08High Availability, HA\uff09\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb899\u6b21\uff0c\u70b9\u8d5e16\u6b21\uff0c\u6536\u85cf15\u6b21\u3002\u5ba2\u6237\u7aef\u901a\u8fc7\u7f51\u7edc\u5c42\u7684IP\u5730\u5740\u900f\u660e\u626b\u63cf\u6280\u672f\uff08\u5982 SCAN\uff09\uff0c\u8fde\u63a5\u5230\u4efb\u4f55\u4e00\u4e2a\u53ef\u7528\u7684\u6570\u636e\u5e93\u5b9e\u4f8b\u6267\u884c\u64cd\u4f5c\uff0c\u907f\u514d\u4e86\u5bf9\u7279\u5b9a\u8282\u70b9\u7684\u4f9d\u8d56\uff0c\u8fdb\u4e00\u6b65\u589e\u5f3a\u4e86\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u3002: \u867d\u7136\u521d\u59cb\u6295\u8d44\u53ef\u80fd\u5305\u62ec\u989d\u5916\u7684\u53cc\u673a\u7ba1\u7406\u548cRAC\u8bb8\u53ef\u8bc1\uff0c\u4f46\u957f\u671f\u6765\u770b\uff0cOracle RAC\u7684\u81ea\u52a8\u5316\u5de5\u5177\u53ef\u4ee5\u964d\u4f4e\u65e5\u5e38\u7ef4\u62a4\u590d\u6742\u5ea6\uff0c\u51cf\u5c11\u4eba\u5de5\u5e72\u9884\u3002: \u5b83\u8bbe\u8ba1\u7528\u4e8e\u5b9e\u73b0\u6545\u969c\u5207\u6362\uff0c\u5f53\u67d0\u4e2a\u5b9e\u4f8b\u6216\u8282\u70b9\u5931\u8d25\u65f6\uff0c\u5176\u4ed6\u8282\u70b9\u53ef\u4ee5\u63a5\u7ba1\u5de5\u4f5c\uff0c\u51cf\u5c11\u4e86\u505c\u673a\u65f6\u95f4\u548c\u4e1a\u52a1\u4e2d\u65ad\u7684\u98ce\u9669\u3002\u901a\u8fc7\u8fd9\u4e9b\u7b56\u7565\uff0cOracle RAC\u786e\u4fdd\u4e86\u5728\u9762\u5bf9\u786c\u4ef6\u6545\u969c\u6216\u5176\u4ed6\u4e2d\u65ad\u65f6\uff0c\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u4e1a\u52a1\u7684\u8fde\u7eed\u6027\u3002_\u53cc\u673a\u5bb9\u9519,\u8d1f\u8f7d\u5747\u8861\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/28449.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-19T16:26:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250419162620-6803ceac9db87.jpg\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/28449.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/28449.html\",\"name\":\"\u53cc\u673a\u5bb9\u9519\uff08High Availability, HA\uff09\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-04-19T16:26:22+00:00\",\"dateModified\":\"2025-04-19T16:26:22+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/28449.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/28449.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/28449.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u53cc\u673a\u5bb9\u9519\uff08High Availability, HA\uff09\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u53cc\u673a\u5bb9\u9519\uff08High Availability, HA\uff09\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/28449.html","og_locale":"zh_CN","og_type":"article","og_title":"\u53cc\u673a\u5bb9\u9519\uff08High Availability, HA\uff09\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb899\u6b21\uff0c\u70b9\u8d5e16\u6b21\uff0c\u6536\u85cf15\u6b21\u3002\u5ba2\u6237\u7aef\u901a\u8fc7\u7f51\u7edc\u5c42\u7684IP\u5730\u5740\u900f\u660e\u626b\u63cf\u6280\u672f\uff08\u5982 SCAN\uff09\uff0c\u8fde\u63a5\u5230\u4efb\u4f55\u4e00\u4e2a\u53ef\u7528\u7684\u6570\u636e\u5e93\u5b9e\u4f8b\u6267\u884c\u64cd\u4f5c\uff0c\u907f\u514d\u4e86\u5bf9\u7279\u5b9a\u8282\u70b9\u7684\u4f9d\u8d56\uff0c\u8fdb\u4e00\u6b65\u589e\u5f3a\u4e86\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u3002: \u867d\u7136\u521d\u59cb\u6295\u8d44\u53ef\u80fd\u5305\u62ec\u989d\u5916\u7684\u53cc\u673a\u7ba1\u7406\u548cRAC\u8bb8\u53ef\u8bc1\uff0c\u4f46\u957f\u671f\u6765\u770b\uff0cOracle RAC\u7684\u81ea\u52a8\u5316\u5de5\u5177\u53ef\u4ee5\u964d\u4f4e\u65e5\u5e38\u7ef4\u62a4\u590d\u6742\u5ea6\uff0c\u51cf\u5c11\u4eba\u5de5\u5e72\u9884\u3002: \u5b83\u8bbe\u8ba1\u7528\u4e8e\u5b9e\u73b0\u6545\u969c\u5207\u6362\uff0c\u5f53\u67d0\u4e2a\u5b9e\u4f8b\u6216\u8282\u70b9\u5931\u8d25\u65f6\uff0c\u5176\u4ed6\u8282\u70b9\u53ef\u4ee5\u63a5\u7ba1\u5de5\u4f5c\uff0c\u51cf\u5c11\u4e86\u505c\u673a\u65f6\u95f4\u548c\u4e1a\u52a1\u4e2d\u65ad\u7684\u98ce\u9669\u3002\u901a\u8fc7\u8fd9\u4e9b\u7b56\u7565\uff0cOracle RAC\u786e\u4fdd\u4e86\u5728\u9762\u5bf9\u786c\u4ef6\u6545\u969c\u6216\u5176\u4ed6\u4e2d\u65ad\u65f6\uff0c\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u4e1a\u52a1\u7684\u8fde\u7eed\u6027\u3002_\u53cc\u673a\u5bb9\u9519,\u8d1f\u8f7d\u5747\u8861","og_url":"https:\/\/www.wsisp.com\/helps\/28449.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-04-19T16:26:22+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250419162620-6803ceac9db87.jpg"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"1 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/28449.html","url":"https:\/\/www.wsisp.com\/helps\/28449.html","name":"\u53cc\u673a\u5bb9\u9519\uff08High Availability, HA\uff09\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-04-19T16:26:22+00:00","dateModified":"2025-04-19T16:26:22+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/28449.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/28449.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/28449.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"\u53cc\u673a\u5bb9\u9519\uff08High Availability, HA\uff09\u901a\u5e38\u6307\u7684\u662f\u901a\u8fc7\u4e24\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\u7684\u534f\u4f5c\u6765\u5b9e\u73b0\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u548c\u53ef\u7528\u6027"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/28449","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=28449"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/28449\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/28448"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=28449"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=28449"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=28449"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=28449"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}