{"id":199879,"date":"2025-05-06T09:00:21","date_gmt":"2025-05-06T01:00:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199879\/"},"modified":"2025-05-06T09:00:21","modified_gmt":"2025-05-06T01:00:21","slug":"oracle%e5%ae%9e%e4%be%8b%e7%ae%a1%e7%90%86%e7%9a%84%e4%bc%98%e5%8c%96%e7%ad%96%e7%95%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199879\/","title":{"rendered":"Oracle\u5b9e\u4f8b\u7ba1\u7406\u7684\u4f18\u5316\u7b56\u7565"},"content":{"rendered":"

<\/b> <\/p>\n

Oracle\u5b9e\u4f8b\u7ba1\u7406\u7684\u4f18\u5316\u7b56\u7565<\/h1>\n

\u5bf9\u4e8e\u4e00\u4e2a\u6570\u636e\u5e93\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0c\u4e3b\u673a\u5b9d\u8d1d\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300aOracle\u5b9e\u4f8b\u7ba1\u7406\u7684\u4f18\u5316\u7b56\u7565\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01<\/p>\n

Oracle\u5b9e\u4f8b\u7ba1\u7406\u53ca\u6700\u4f73\u5b9e\u8df5<\/p>\n

\u5728Oracle\u6570\u636e\u5e93\u7ba1\u7406\u4e2d\uff0cOracle\u5b9e\u4f8b\u662f\u975e\u5e38\u91cd\u8981\u7684\u6982\u5ff5\u4e4b\u4e00\u3002Oracle\u5b9e\u4f8b\u662fOracle\u6570\u636e\u5e93\u7684\u8fd0\u884c\u73af\u5883\uff0c\u6bcf\u4e2a\u6570\u636e\u5e93\u5b9e\u4f8b\u7ba1\u7406\u4e00\u4e2a\u6570\u636e\u5e93\uff0c\u5b83\u5305\u542b\u4e86\u5185\u5b58\u7ed3\u6784\u3001\u8fdb\u7a0b\u7ed3\u6784\u548c\u6570\u636e\u5b58\u50a8\u7ed3\u6784\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5408\u7406\u7ba1\u7406Oracle\u5b9e\u4f8b\u5bf9\u6570\u636e\u5e93\u7684\u6027\u80fd\u3001\u7a33\u5b9a\u6027\u548c\u5b89\u5168\u6027\u90fd\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u5206\u4eab\u4e00\u4e9bOracle\u5b9e\u4f8b\u7ba1\u7406\u7684\u6700\u4f73\u5b9e\u8df5\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

\u5b9e\u4f8b\u7ba1\u7406\u7684\u57fa\u672c\u6982\u5ff5<\/h3>\n

\u5728\u5f00\u59cb\u8ba8\u8bbaOracle\u5b9e\u4f8b\u7ba1\u7406\u7684\u6700\u4f73\u5b9e\u8df5\u4e4b\u524d\uff0c\u6211\u4eec\u5148\u6765\u4e86\u89e3\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\u3002<\/p>\n

    \n
  1. SGA\uff08Shared Global Area\uff09<\/strong>\uff1aSGA\u662fOracle\u6570\u636e\u5e93\u5b9e\u4f8b\u4e2d\u7684\u5171\u4eab\u5185\u5b58\u533a\u57df\uff0c\u5305\u542b\u4e86\u6240\u6709\u7528\u6237\u8fdb\u7a0b\u5171\u4eab\u7684\u6570\u636e\u548c\u63a7\u5236\u4fe1\u606f\u3002SGA\u7684\u5927\u5c0f\u4f1a\u76f4\u63a5\u5f71\u54cd\u6570\u636e\u5e93\u7684\u6027\u80fd\u3002<\/li>\n
  2. PGA\uff08Program Global Area\uff09<\/strong>\uff1aPGA\u662f\u6bcf\u4e2a\u7528\u6237\u8fdb\u7a0b\u79c1\u6709\u7684\u5185\u5b58\u533a\u57df\uff0c\u7528\u4e8e\u5b58\u50a8\u7528\u6237\u8fdb\u7a0b\u79c1\u6709\u7684\u6570\u636e\u548c\u63a7\u5236\u4fe1\u606f\u3002<\/li>\n
  3. \u8fdb\u7a0b\u7ed3\u6784<\/strong>\uff1aOracle\u5b9e\u4f8b\u4e2d\u6709\u591a\u79cd\u7c7b\u578b\u7684\u8fdb\u7a0b\uff0c\u5982\u540e\u53f0\u8fdb\u7a0b\u3001\u524d\u53f0\u8fdb\u7a0b\u7b49\uff0c\u8fd9\u4e9b\u8fdb\u7a0b\u5171\u540c\u534f\u4f5c\u5b8c\u6210\u6570\u636e\u5e93\u7684\u5404\u79cd\u64cd\u4f5c\u3002<\/li>\n
  4. \u6570\u636e\u5b58\u50a8\u7ed3\u6784<\/strong>\uff1a\u5305\u62ec\u6570\u636e\u6587\u4ef6\u3001\u63a7\u5236\u6587\u4ef6\u548c\u65e5\u5fd7\u6587\u4ef6\u7b49\u3002<\/li>\n<\/ol>\n

    Oracle\u5b9e\u4f8b\u7ba1\u7406\u7684\u6700\u4f73\u5b9e\u8df5<\/h3>\n
      \n
    1. \u5408\u7406\u914d\u7f6eSGA\u5927\u5c0f<\/strong>\uff1aSGA\u7684\u5927\u5c0f\u8bbe\u7f6e\u5e94\u8be5\u5145\u5206\u8003\u8651\u6570\u636e\u5e93\u7cfb\u7edf\u7684\u6574\u4f53\u8d1f\u8f7d\u548c\u786c\u4ef6\u8d44\u6e90\uff0c\u8fc7\u5927\u6216\u8fc7\u5c0f\u7684SGA\u90fd\u4f1a\u5f71\u54cd\u6570\u636e\u5e93\u7684\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u8bbe\u7f6eSGA\u5927\u5c0f\u7684\u793a\u4f8bSQL\u8bed\u53e5\uff1a<\/li>\n<\/ol>\n
      ALTER SYSTEM SET SGA_TARGET=2G SCOPE=SPFILE;<\/pre>\n
        \n
      1. \u76d1\u63a7PGA\u7684\u4f7f\u7528\u60c5\u51b5<\/strong>\uff1aPGA\u7684\u4f7f\u7528\u60c5\u51b5\u76f4\u63a5\u5f71\u54cd\u7740\u6570\u636e\u5e93\u7684\u6027\u80fd\uff0c\u9700\u8981\u901a\u8fc7\u76d1\u63a7\u5de5\u5177\u6216\u67e5\u8be2\u76f8\u5173\u89c6\u56fe\u6765\u67e5\u770bPGA\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u5e76\u6839\u636e\u9700\u8981\u8fdb\u884c\u8c03\u6574\u3002<\/li>\n<\/ol>\n
        SELECT * FROM V$PGASTAT;<\/pre>\n
          \n
        1. \u4f18\u5316\u8fdb\u7a0b\u7ed3\u6784<\/strong>\uff1a\u5408\u7406\u914d\u7f6e\u540e\u53f0\u8fdb\u7a0b\u548c\u524d\u53f0\u8fdb\u7a0b\u7684\u6570\u91cf\uff0c\u786e\u4fdd\u6570\u636e\u5e93\u6709\u8db3\u591f\u7684\u8d44\u6e90\u6765\u5904\u7406\u7528\u6237\u8bf7\u6c42\u3002<\/li>\n<\/ol>\n
          SELECT * FROM V$PROCESS;<\/pre>\n
            \n
          1. \u5907\u4efd\u548c\u6062\u590d\u63a7\u5236\u6587\u4ef6<\/strong>\uff1a\u5b9a\u671f\u5907\u4efd\u63a7\u5236\u6587\u4ef6\u662f\u9632\u6b62\u6570\u636e\u5e93\u6545\u969c\u53d1\u751f\u7684\u91cd\u8981\u624b\u6bb5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u5907\u4efd\u63a7\u5236\u6587\u4ef6\u7684\u793a\u4f8bSQL\u8bed\u53e5\uff1a<\/li>\n<\/ol>\n
            ALTER DATABASE BACKUP CONTROLFILE TO TRACE;<\/pre>\n
            \u7ed3\u8bed<\/h3>\n
            \u901a\u8fc7\u5408\u7406\u7ba1\u7406Oracle\u5b9e\u4f8b\uff0c\u53ef\u4ee5\u63d0\u5347\u6570\u636e\u5e93\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\uff0c\u786e\u4fdd\u6570\u636e\u7684\u5b89\u5168\u6027\u3002\u672c\u6587\u4ecb\u7ecd\u4e86Oracle\u5b9e\u4f8b\u7ba1\u7406\u7684\u4e00\u4e9b\u6700\u4f73\u5b9e\u8df5\uff0c\u5e76\u7ed9\u51fa\u4e86\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u5e0c\u671b\u5bf9\u8bfb\u8005\u6709\u6240\u5e2e\u52a9\u3002\u5728\u5b9e\u9645\u64cd\u4f5c\u4e2d\uff0c\u5efa\u8bae\u7ed3\u5408\u5177\u4f53\u60c5\u51b5\u8fdb\u884c\u8c03\u6574\u548c\u4f18\u5316\uff0c\u4ee5\u83b7\u5f97\u6700\u4f73\u7684\u6570\u636e\u5e93\u7ba1\u7406\u6548\u679c\u3002<\/p>\n
            \u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6570\u636e\u5e93\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n
            \n
            \n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
            Oracle\u5b9e\u4f8b\u7ba1\u7406\u7684\u4f18\u5316\u7b56\u7565 ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-199879","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199879","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=199879"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199879\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}