\u5357\u4eac\u6570\u636e\u6062\u590d<\/p>\n
\u6570\u636e\u5e93\u8fd0\u7ef4\u4eba\u5458\u7684\u5669\u68a6\u4e4b\u4e00\uff0c\u83ab\u8fc7\u4e8e\u5728\u51cc\u6668\u4e09\u70b9\u88ab\u76d1\u63a7\u7cfb\u7edf\u7684\u75af\u72c2\u544a\u8b66\u53eb\u9192\uff0c\u5c4f\u5e55\u8d6b\u7136\u663e\u793a\u7740”ORA-01578: ORACLE data block corrupted”\u7684\u5b57\u6837\u3002\u574f\u5757\u95ee\u9898\uff0c\u8fd9\u9897\u57cb\u5728\u6570\u636e\u5e93\u6df1\u5904\u7684\u9690\u5f62\u70b8\u5f39\uff0c\u57282025\u5e74\u4f9d\u7136\u9891\u7e41\u56f0\u6270\u7740\u4f01\u4e1a\u6838\u5fc3\u7cfb\u7edf\u8fd0\u7ef4\u3002\u5c24\u5176\u968f\u7740\u4e91\u539f\u751f\u6539\u9020\u7684\u6df1\u5165\u3001\u52d2\u7d22\u75c5\u6bd2\u653b\u51fb\u7684\u590d\u6742\u5316\u4ee5\u53ca\u5206\u5e03\u5f0f\u73af\u5883\u4e0b\u6d77\u91cf\u6570\u636e\u5199\u5165\u538b\u529b\uff0c\u574f\u5757\u7684\u6210\u56e0\u4e0d\u518d\u5c40\u9650\u4e8e\u78c1\u76d8\u6545\u969c\uff0c\u66f4\u50cf\u662f\u7cfb\u7edf\u751f\u6001\u94fe\u6761\u4e2d\u67d0\u4e2a\u8584\u5f31\u73af\u8282\u7684\u5fc5\u7136\u574d\u584c\u3002<\/p>\n
<\/p>\n
\u7269\u7406\u574f\u5757\u8fd8\u662f\u903b\u8f91\u574f\u5757\uff1f\u4f20\u7edf\u5904\u7406\u65b9\u5f0f\u7684\u8fb9\u754c\u6b63\u5728\u88ab\u7a81\u7834<\/strong><\/p>\n \u7ecf\u5178\u7684\u574f\u5757\u5904\u7406\u4e09\u677f\u65a7\u2014\u2014DB_BLOCK_CHECKING\u53c2\u6570\u8bbe\u7f6e\u3001RMAN\u7684BLOCK RECOVERY\u4e0e\u4e07\u4e0d\u5f97\u5df2\u7684BBED\u5b57\u8282\u7f16\u8f91\uff0c\u4f9d\u65e7\u662fDBA\u5de5\u5177\u7bb1\u91cc\u7684\u6838\u5fc3\u6b66\u5668\u30022025\u5e74\u521d\uff0c\u591a\u5bb6\u5927\u578b\u91d1\u878d\u673a\u6784\u5728\u5408\u89c4\u5ba1\u8ba1\u4e2d\u66b4\u9732\u7684\u9690\u60a3\u63ed\u793a\u4e86\u4e00\u4e2a\u88ab\u4f4e\u4f30\u7684\u4e8b\u5b9e\uff1a\u9ad8\u8fbe30%\u7684\u574f\u5757\u4e8b\u4ef6\u6e90\u4e8e\u7269\u7406\u78c1\u76d8\u9635\u5217\u7684\u65e9\u671f\u9884\u8b66\u88ab\u5ffd\u7565\u3002SSD\u5728\u8fbe\u5230\u7279\u5b9a\u5199\u5165\u9608\u503c\u540e\u78e8\u635f\u52a0\u5267\uff0c\u5bfc\u81f4\u6570\u636e\u9875\u6821\u9a8c\u5931\u8d25\u7684\u6982\u7387\u5448\u6307\u6570\u7ea7\u4e0a\u5347\u3002\u6b64\u65f6\uff0cRMAN\u7684VALIDATE\u547d\u4ee4\u914d\u5408V$DATABASE_BLOCK_CORRUPTION\u89c6\u56fe\u4ea4\u53c9\u9a8c\u8bc1\uff0c\u6210\u4e3a\u9884\u5224\u98ce\u9669\u7684\u5173\u952e\u3002\u5018\u82e5\u53d1\u73b0\u574f\u5757\u96c6\u4e2d\u5728\u7279\u5b9a\u6570\u636e\u6587\u4ef6\uff0c\u4f18\u5148\u5207\u6362\u66ff\u6362\u5b58\u50a8\u8def\u5f84\uff0c\u5229\u7528RMAN\u589e\u91cf\u5907\u4efd\u8fdb\u884c\u70ed\u8fc1\u79fb\uff0c\u5176\u6548\u7387\u8fdc\u9ad8\u4e8e\u5728\u5d29\u6e83\u540e\u542f\u52a8\u5168\u5e93\u6062\u590d\u3002<\/p>\n <\/p>\n \u903b\u8f91\u574f\u5757\u7684\u590d\u6742\u6027\u5728\u4eca\u5e74\u663e\u8457\u63d0\u5347\u3002\u5206\u5e03\u5f0f\u4e8b\u52a1\u9501\u51b2\u7a81\u5f15\u53d1\u7684\u975e\u4e00\u81f4\u6027\u5199\u64cd\u4f5c\u3001\u7b2c\u4e09\u65b9ETL\u5de5\u5177\u5728\u9ad8\u5e76\u53d1\u4e0b\u7684\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u751a\u81f3\u662f\u5927\u6a21\u578b\u4e2d\u95f4\u4ef6\u4e0e\u6570\u636e\u5e93\u4ea4\u4e92\u65f6\u7684\u5f02\u5e38\u6570\u636e\u7c7b\u578b\u8f6c\u6362\uff0c\u90fd\u53ef\u80fd\u89e6\u53d1\u903b\u8f91\u6821\u9a8c\u4f4d\u9519\u8bef\u3002\u8fd9\u7c7b\u574f\u5757\u6700\u5177\u8ff7\u60d1\u6027\uff1aalert\u65e5\u5fd7\u663e\u793ablock corrupted\uff0c\u4f46RMAN\u7684DBVERIFY\u62a5\u544a\u5374\u8fd4\u56de\u6b63\u5e38\u3002\u9ad8\u7ea7\u8bca\u65ad\u65b9\u6848\u8981\u6c42\u542f\u752810046\u4e8b\u4ef6\u8ffd\u8e2a\uff0c\u7ed3\u5408ASH\u62a5\u544a\u4e2d\u7684SQL\u6267\u884c\u8def\u5f84\u9010\u5c42\u56de\u6eaf\uff0c\u624d\u80fd\u5b9a\u4f4d\u5230\u771f\u6b63\u7684\u5143\u51f6\u2014\u2014\u67d0\u6bb5”\u4f18\u5316”\u8fc7\u7684\u5b58\u50a8\u8fc7\u7a0b\u5728\u88ab\u8c03\u7528\u65f6\uff0c\u56e0\u6570\u7ec4\u8d8a\u754c\u6c61\u67d3\u4e86\u76f8\u90bb\u7684\u5185\u5b58\u5757\u3002<\/p>\n <\/p>\n \u4e91\u539f\u751f\u67b6\u6784\u4e0b\u7684\u574f\u5757\u9632\u5fa1\uff1a\u4ece\u88ab\u52a8\u4fee\u590d\u5230\u4e3b\u52a8\u514d\u75ab<\/strong><\/p>\n \u968f\u7740Oracle RAC\u5728\u516c\u6709\u4e91\u6df7\u5408\u90e8\u7f72\u6210\u4e3a2025\u5e74\u4e3b\u6d41\u9009\u62e9\uff0c\u574f\u5757\u95ee\u9898\u88ab\u8d4b\u4e88\u4e86\u96c6\u7fa4\u7ea7\u8054\u53cd\u5e94\u7684\u7279\u6027\u3002\u67d0\u7535\u5546\u5de8\u5934\u5728\u5e74\u521d\u7684”\u524a\u5cf0\u6218\u5f79”\u4e2d\u906d\u9047\u5178\u578b\u573a\u666f\uff1a\u67d0\u4e2a\u8282\u70b9\u5b58\u50a8\u5f02\u5e38\u5bfc\u81f4\u67d0\u4e2a\u6570\u636e\u5757\u7684\u5143\u6570\u636e\u635f\u574f\uff0c\u8be5\u8282\u70b9\u672c\u5730DG Broker\u81ea\u52a8\u5207\u6362\u81f3\u4ece\u5e93\uff0c\u4f46\u5f02\u5e38\u5757\u901a\u8fc7RAC\u7f13\u5b58\u878d\u5408\u673a\u5236\uff08Cache Fusion\uff09\u88ab\u540c\u6b65\u5230\u5176\u4ed6\u8282\u70b9\uff0c\u6700\u7ec8\u5f15\u53d1\u6574\u4e2a\u96c6\u7fa4\u7684CURSOR: PIN S WAIT\u7b49\u5f85\u98ce\u66b4\u3002\u6b64\u65f6\u5355\u4e00\u8282\u70b9RMAN\u6062\u590d\u5df2\u5931\u6548\uff0c\u5fc5\u987b\u5f3a\u5236\u5173\u95ed\u6240\u6709\u5b9e\u4f8b\uff0c\u4ece\u5171\u4eab\u5b58\u50a8\u5c42\u9762\u8fdb\u884c\u5757\u7ea7\u4fee\u590d\u3002<\/p>\n <\/p>\n \u9488\u5bf9\u6b64\u6311\u6218\uff0c\u884c\u4e1a\u6b63\u7ecf\u5386\u7b56\u7565\u8f6c\u578b\u3002\u6838\u5fc3\u601d\u8def\u662f\u901a\u8fc7\u67b6\u6784\u5197\u4f59\u5c06\u574f\u5757\u9694\u79bb\u5728”\u7ec6\u80de\u5355\u5143”\u5185\u3002\u5728OCI\u90e8\u7f72\u7684Exadata\u73af\u5883\u4e2d\uff0c\u4f7f\u7528PDB\u7ea7\u5feb\u7167\u514b\u9686\u6280\u672f\u5efa\u7acb\u9ec4\u91d1\u526f\u672c\uff0c\u7ed3\u5408Active Data Guard\u7684\u5b9e\u65f6\u903b\u8f91\u540c\u6b65\u673a\u5236\uff0c\u4e00\u65e6\u4e3b\u5e93\u51fa\u73b0\u574f\u5757\uff0c\u53ef\u5728\u79d2\u7ea7\u5185\u5c06\u6d41\u91cf\u5207\u6362\u81f3\u5df2\u9884\u70ed\u7269\u7406\u5907\u5e93\u7684PDB\u526f\u672c\u3002\u66f4\u524d\u6cbf\u7684\u65b9\u6848\u6765\u81eaOracle\u76842025\u65b0\u7279\u6027\uff1aBlock Level Mirroring Sharding\u3002\u901a\u8fc7\u5c06\u903b\u8f91\u5757\u7ec4\u6309hash\u5206\u5e03\u5230\u4e0d\u540c\u7684\u7269\u7406shard\uff0c\u5373\u4f7f\u67d0\u4e2a\u5b58\u50a8\u5355\u5143\u51fa\u73b0\u574f\u5757\uff0c\u5176\u5f71\u54cd\u8303\u56f4\u4e5f\u88ab\u4e25\u683c\u9650\u5236\u5728\u5355\u4e2ashard\u5206\u533a\uff0c\u4fee\u590d\u8fc7\u7a0b\u65e0\u9700\u4e2d\u65ad\u6574\u4f53\u670d\u52a1\u3002<\/p>\n <\/p>\n \u52d2\u7d22\u75c5\u6bd2\u4e0e\u574f\u5757\u7684\u9690\u79d8\u5173\u8054\uff1a\u6570\u636e\u6062\u590d\u4e2d\u7684\u53cd\u52ab\u6301\u7b56\u7565<\/strong><\/p>\n 2025\u5e74\u7b2c\u4e00\u5b63\u5ea6\u7206\u53d1\u7684”Cryptolocker 5.0″\u4e8b\u4ef6\u63ed\u793a\u4e86\u574f\u5757\u7684\u65b0\u578b\u9ad8\u5371\u6765\u6e90\uff1a\u88ab\u523b\u610f\u7be1\u6539\u7684\u6570\u636e\u5e93\u9875\u3002\u653b\u51fb\u8005\u5229\u7528Oracle\u7684Buffer Cache\u6ce8\u5165\u6f0f\u6d1e\uff08CVE-2025-4789\uff09\uff0c\u5c06\u52d2\u7d22\u7a0b\u5e8f\u52a0\u5bc6\u540e\u7684\u6570\u636e\u4f2a\u88c5\u6210\u7269\u7406\u574f\u5757\u5199\u5165\u78c1\u76d8\u3002DBA\u82e5\u6309\u5e38\u89c4\u6d41\u7a0b\u6267\u884cRMAN\u6062\u590d\uff0c\u53cd\u800c\u4f1a\u8986\u76d6\u6389\u672a\u88ab\u52a0\u5bc6\u7684\u5065\u5eb7\u6570\u636e\u9875\uff0c\u5bfc\u81f4\u6c38\u4e45\u6027\u4e22\u5931\u3002\u8be5\u4e8b\u4ef6\u63a8\u52a8\u5b89\u5168\u56e2\u961f\u5347\u7ea7\u4e86\u6545\u969c\u5224\u65ad\u534f\u8bae\uff1a\u53d1\u73b0\u574f\u5757\u65f6\u5fc5\u987b\u7acb\u523b\u6bd4\u5bf9\u539f\u59cb\u5907\u4efd\u6587\u4ef6\u7684MD5\u7b7e\u540d\uff0c\u82e5\u672a\u8fc7\u671f\u7684\u5907\u4efd\u6587\u4ef6\u4e5f\u62a5\u51fa\u76f8\u540c\u5757\u9519\u8bef\uff0c\u5219\u9ad8\u5ea6\u7591\u4f3c\u6076\u610f\u52a0\u5bc6\u653b\u51fb\u3002<\/p>\n <\/p>\n \u4e1a\u754c\u6b63\u63a8\u5e7f\u4e09\u91cd\u9a8c\u8bc1\u673a\u5236\uff1a\u901a\u8fc7DBMS_REPAIR\u5305\u7684FIX_CORRUPT_BLOCK\u8fc7\u7a0b\u5c1d\u8bd5\u6807\u8bb0\u903b\u8f91\u574f\u5757\uff08\u4e0d\u5b9e\u9645\u8986\u76d6\u6570\u636e\uff09\uff0c\u82e5\u4fee\u590d\u5931\u8d25\u5219\u542f\u52a8\u7269\u7406\u9694\u79bb\uff1b\u7b2c\u4e8c\u6b65\u4f7f\u7528\u5f00\u6e90\u5de5\u5177ODU\uff08Oracle Data 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\u9762\u5bf9\u65e5\u76ca\u590d\u6742\u7684\u574f\u573a\u666f\uff0c2025\u5e74\u7684\u6cbb\u7406\u91cd\u70b9\u5df2\u4ece\u4e8b\u540e\u6551\u706b\u8f6c\u5411\u97e7\u6027\u5efa\u8bbe\u3002\u9886\u5148\u4f01\u4e1a\u5f00\u59cb\u90e8\u7f72\u574f\u5757\u751f\u547d\u5468\u671f\u76d1\u63a7\u5e73\u53f0\uff0c\u91c7\u96c6\u4ece\u78c1\u76d8IO\u9519\u8bef\u7387\u5230SQL\u6267\u884c\u8ba1\u5212\u504f\u79bb\u5ea6\u7b4919\u9879\u6307\u6807\uff0c\u5229\u7528AI\u9884\u6d4b\u7279\u5b9a\u8868\u7a7a\u95f4\u7684\u574f\u5757\u53d1\u751f\u7387\u3002\u66f4\u503c\u5f97\u5173\u6ce8\u7684\u662fOracle\u57282025\u5e74\u63a8\u51fa\u7684\u5168\u65b0\u89e3\u51b3\u65b9\u6848\uff1aAuto-Corruption Repair Hub\u3002\u8be5\u670d\u52a1\u901a\u8fc7\u4e91\u7aef\u7684\u5168\u7403\u6545\u969c\u6570\u636e\u5e93\u5339\u914d\u635f\u574f\u6a21\u5f0f\uff0c\u81ea\u52a8\u4e0b\u53d1\u6700\u4f18\u4fee\u590d\u811a\u672c\uff0c\u5b9e\u73b0\u4e86\u4ece\u68c0\u6d4b\u5230\u6062\u590d\u7684\u95ed\u73af\u81ea\u52a8\u5316\u3002<\/p>\n <\/p>\n 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