{"id":199999,"date":"2025-05-06T11:16:39","date_gmt":"2025-05-06T03:16:39","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199999\/"},"modified":"2025-05-06T11:16:39","modified_gmt":"2025-05-06T03:16:39","slug":"%e8%bf%85%e9%80%9f%e6%8e%92%e6%9f%a5oracle%e8%a1%a8%e8%a2%ab%e9%94%81%e5%8e%9f%e5%9b%a0%e7%9a%84%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199999\/","title":{"rendered":"\u8fc5\u901f\u6392\u67e5Oracle\u8868\u88ab\u9501\u539f\u56e0\u7684\u65b9\u6cd5"},"content":{"rendered":"

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

\u8fc5\u901f\u6392\u67e5Oracle\u8868\u88ab\u9501\u539f\u56e0\u7684\u65b9\u6cd5<\/h1>\n

\u76ee\u524d\u4e3b\u673a\u5b9d\u8d1d\u4e0a\u5df2\u7ecf\u6709\u5f88\u591a\u5173\u4e8e\u7684\u6587\u7ae0\u4e86\uff0c\u81ea\u5df1\u5728\u521d\u6b21\u9605\u8bfb\u8fd9\u4e9b\u6587\u7ae0\u4e2d\uff0c\u4e5f\u89c1\u8bc6\u5230\u4e86\u5f88\u591a\u5b66\u4e60\u601d\u8def\uff1b\u90a3\u4e48\u672c\u6587\uff0c\u4e5f\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff0c\u5982\u679c\u9605\u8bfb\u5b8c\u540e\u771f\u7684\u5bf9\u4f60\u5b66\u4e60\u6709\u5e2e\u52a9\uff0c\u6b22\u8fce\u52a8\u52a8\u624b\u6307\uff0c\u8bc4\u8bba\u7559\u8a00\u5e76\u5206\u4eab~<\/p>\n

\u5982\u4f55\u5feb\u901f\u5b9a\u4f4dOracle\u9501\u8868\u539f\u56e0\uff1f<\/p>\n

\u5728Oracle\u6570\u636e\u5e93\u4e2d\uff0c\u5f53\u51fa\u73b0\u9501\u8868\u73b0\u8c61\u65f6\uff0c\u4f1a\u5f71\u54cd\u7cfb\u7edf\u7684\u6027\u80fd\u5e76\u5bfc\u81f4\u64cd\u4f5c\u963b\u585e\uff0c\u56e0\u6b64\u53ca\u65f6\u5b9a\u4f4d\u9501\u8868\u539f\u56e0\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5feb\u901f\u5b9a\u4f4dOracle\u9501\u8868\u539f\u56e0\uff0c\u4ee5\u53ca\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u5e2e\u52a9\u8bfb\u8005\u89e3\u51b3\u6b64\u7c7b\u95ee\u9898\u3002<\/p>\n

\u4e00\u3001\u4f7f\u7528V$LOCK\u89c6\u56fe\u67e5\u8be2\u9501\u4fe1\u606f<\/p>\n

Oracle\u63d0\u4f9b\u4e86V$LOCK\u89c6\u56fe\u6765\u5c55\u793a\u6570\u636e\u5e93\u4e2d\u5f53\u524d\u5b58\u5728\u7684\u9501\u4fe1\u606f\uff0c\u901a\u8fc7\u67e5\u8be2\u8be5\u89c6\u56fe\u53ef\u4ee5\u83b7\u53d6\u5230\u9501\u7684\u7c7b\u578b\u3001\u6301\u6709\u8005\u3001\u5bf9\u8c61\u7b49\u5173\u952e\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u67e5\u8be2\u793a\u4f8b\uff1a<\/p>\n

SELECT\n    l.sid,\n    l.type,\n    l.id1,\n    l.id2,\n    l.lmode,\n    l.request,\n    s.username,\n    s.status,\n    s.osuser\nFROM\n    V$LOCK l,\n    V$SESSION s\nWHERE\n    l.sid = s.sid;<\/pre>\n
\u901a\u8fc7\u4ee5\u4e0a\u67e5\u8be2\u8bed\u53e5\uff0c\u53ef\u4ee5\u83b7\u53d6\u5230\u5f53\u524d\u6570\u636e\u5e93\u4e2d\u5b58\u5728\u7684\u6240\u6709\u9501\u4fe1\u606f\uff0c\u5305\u62ec\u9501\u7684\u7c7b\u578b\u3001\u6301\u6709\u8005\u4f1a\u8bddID\u3001\u9501\u4f4f\u7684\u5bf9\u8c61ID\u7b49\u3002\u6839\u636e\u8fd9\u4e9b\u4fe1\u606f\uff0c\u53ef\u4ee5\u521d\u6b65\u4e86\u89e3\u662f\u54ea\u4e2a\u4f1a\u8bdd\u5728\u54ea\u4e2a\u5bf9\u8c61\u4e0a\u53d1\u751f\u4e86\u9501\u8868\u73b0\u8c61\u3002<\/p>\n
\u4e8c\u3001\u67e5\u770b\u7b49\u5f85\u4e8b\u4ef6<\/p>\n
\u5f53\u67d0\u4e2a\u4f1a\u8bdd\u53d1\u751f\u9501\u7b49\u5f85\u65f6\uff0cOracle\u4f1a\u5c06\u7b49\u5f85\u4e8b\u4ef6\u4fe1\u606f\u8bb0\u5f55\u5728V$SESSION_WAIT\u89c6\u56fe\u4e2d\u3002\u901a\u8fc7\u67e5\u8be2V$SESSION_WAIT\u89c6\u56fe\u53ef\u4ee5\u83b7\u53d6\u5230\u4f1a\u8bdd\u6b63\u5728\u7b49\u5f85\u7684\u4e8b\u4ef6\uff0c\u4ece\u800c\u8fdb\u4e00\u6b65\u786e\u5b9a\u9501\u8868\u539f\u56e0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u67e5\u8be2\u793a\u4f8b\uff1a<\/p>\n
SELECT\n    s.username,\n    w.sid,\n    w.event,\n    w.wait_time\nFROM\n    V$SESSION s,\n    V$SESSION_WAIT w\nWHERE\n    s.sid = w.sid;<\/pre>\n
\u901a\u8fc7\u4ee5\u4e0a\u67e5\u8be2\u8bed\u53e5\uff0c\u53ef\u4ee5\u67e5\u770b\u5f53\u524d\u6570\u636e\u5e93\u4e2d\u6b63\u5728\u7b49\u5f85\u7684\u4e8b\u4ef6\u4fe1\u606f\uff0c\u5305\u62ec\u4f1a\u8bdd\u7528\u6237\u540d\u3001\u4e8b\u4ef6\u7c7b\u578b\u3001\u7b49\u5f85\u65f6\u957f\u7b49\u3002\u901a\u8fc7\u89c2\u5bdf\u7b49\u5f85\u4e8b\u4ef6\u4fe1\u606f\uff0c\u53ef\u4ee5\u6709\u9488\u5bf9\u6027\u5730\u89e3\u51b3\u9501\u8868\u539f\u56e0\u3002<\/p>\n
\u4e09\u3001\u76d1\u63a7\u9501\u8868\u6d3b\u52a8<\/p>\n
\u9664\u4e86\u4ee5\u4e0a\u67e5\u8be2\u9501\u4fe1\u606f\u7684\u65b9\u6cd5\u5916\uff0c\u8fd8\u53ef\u4ee5\u901a\u8fc7\u76d1\u63a7\u9501\u8868\u6d3b\u52a8\u6765\u5b9a\u4f4d\u9501\u8868\u539f\u56e0\u3002Oracle\u63d0\u4f9b\u4e86\u8bb8\u591a\u6027\u80fd\u76d1\u63a7\u89c6\u56fe\u548c\u5de5\u5177\uff0c\u5982DBA_LOCK\u3001DBA_BLOCKERS\u3001DBA_DML_LOCKS\u7b49\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5b9e\u65f6\u76d1\u63a7\u6570\u636e\u5e93\u4e2d\u7684\u9501\u8868\u60c5\u51b5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528DBA_LOCK\u89c6\u56fe\u7684\u793a\u4f8b\uff1a<\/p>\n
SELECT\n    c.owner,\n    c.object_name,\n    b.sid,\n    b.type,\n    b.id1,\n    b.lmode,\n    b.request\nFROM\n    DBA_LOCK b,\n    DBA_OBJECTS c\nWHERE\n    b.object_id = c.object_id;<\/pre>\n
\u901a\u8fc7\u4ee5\u4e0a\u67e5\u8be2\u8bed\u53e5\uff0c\u53ef\u4ee5\u67e5\u770b\u6570\u636e\u5e93\u4e2d\u6b63\u5728\u9501\u4f4f\u7684\u5bf9\u8c61\u4fe1\u606f\uff0c\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u7406\u89e3\u9501\u8868\u539f\u56e0\u3002<\/p>\n
\u56db\u3001\u89e3\u51b3\u9501\u8868\u539f\u56e0<\/p>\n
\u4e00\u65e6\u5b9a\u4f4d\u4e86\u9501\u8868\u539f\u56e0\uff0c\u63a5\u4e0b\u6765\u5c31\u9700\u8981\u9488\u5bf9\u6027\u5730\u89e3\u51b3\u95ee\u9898\u3002\u5e38\u89c1\u7684\u89e3\u51b3\u9501\u8868\u539f\u56e0\u7684\u65b9\u6cd5\u5305\u62ec\u8c03\u6574SQL\u8bed\u53e5\u3001\u589e\u52a0\u7d22\u5f15\u3001\u8c03\u6574\u5e76\u53d1\u63a7\u5236\u7b56\u7565\u7b49\u3002\u6839\u636e\u5177\u4f53\u60c5\u51b5\u91c7\u53d6\u76f8\u5e94\u7684\u63aa\u65bd\uff0c\u4ee5\u89e3\u51b3\u9501\u8868\u95ee\u9898\u5e76\u63d0\u5347\u6570\u636e\u5e93\u6027\u80fd\u3002<\/p>\n
\u7efc\u4e0a\u6240\u8ff0\uff0c\u901a\u8fc7\u67e5\u8be2V$LOCK\u89c6\u56fe\u3001V$SESSION_WAIT\u89c6\u56fe\u3001\u76d1\u63a7\u89c6\u56fe\u548c\u5de5\u5177\u7b49\u65b9\u5f0f\uff0c\u80fd\u591f\u5feb\u901f\u5b9a\u4f4dOracle\u6570\u636e\u5e93\u4e2d\u7684\u9501\u8868\u539f\u56e0\u3002\u5728\u5b9e\u9645\u5de5\u4f5c\u4e2d\uff0c\u6211\u4eec\u5e94\u8be5\u7ed3\u5408\u5177\u4f53\u60c5\u51b5\uff0c\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u53ca\u65f6\u89e3\u51b3\u9501\u8868\u95ee\u9898\uff0c\u786e\u4fdd\u6570\u636e\u5e93\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u300a\u8fc5\u901f\u6392\u67e5Oracle\u8868\u88ab\u9501\u539f\u56e0\u7684\u65b9\u6cd5\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8eOracle,\u5b9a\u4f4d,\u9501\u8868\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff01<\/p>\n
\n
\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u8fc5\u901f\u6392\u67e5Oracle\u8868\u88ab\u9501\u539f\u56e0\u7684...<\/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-199999","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199999","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=199999"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199999\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199999"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199999"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}