{"id":964,"date":"2014-07-22T23:20:31","date_gmt":"2014-07-22T15:20:31","guid":{"rendered":"http:\/\/coderbee.net\/?p=964"},"modified":"2014-08-13T23:11:12","modified_gmt":"2014-08-13T15:11:12","slug":"%e3%80%8ajava-%e8%99%9a%e6%8b%9f%e6%9c%ba%e5%b9%b6%e5%8f%91%e7%bc%96%e7%a8%8b%e3%80%8b%e7%ac%94%e8%ae%b0","status":"publish","type":"post","link":"https:\/\/coderbee.net\/index.php\/concurrent\/20140722\/964","title":{"rendered":"\u300aJava \u865a\u62df\u673a\u5e76\u53d1\u7f16\u7a0b\u300b\u7b14\u8bb0"},"content":{"rendered":"<h2>\u5e76\u53d1<\/h2>\n<p>\u7ebf\u7a0b\u6570 \uff1d CPU\u53ef\u7528\u6838\u5fc3\u6570 \/ ( 1 &#8211; \u963b\u585e\u7cfb\u6570 )<br \/>\n\u963b\u585e\u7cfb\u6570\u7684\u53d6\u503c\u5728 0 \uff0d 1 \u4e4b\u95f4\uff0c\u8ba1\u7b97\u5bc6\u96c6\u578b\u4efb\u52a1\u7684\u963b\u585e\u7cfb\u6570\u662f 0\uff0cIO \u5bc6\u96c6\u578b\u4efb\u52a1\u7684\u963b\u585e\u7cfb\u6570\u63a5\u8fd1\u4e8e 1\u3002<\/p>\n<p>\u6784\u5efa\u8ba1\u7b97\u5bc6\u96c6\u578b\u5e76\u53d1\u5e94\u7528\u7a0b\u5e8f\u7684\u51e0\u70b9\u7ecf\u9a8c\uff1a<br \/>\n*   \u5b50\u4efb\u52a1\u7684\u5212\u5206\u6570\u4e0d\u5c11\u4e8e\u5904\u7406\u5668\u6838\u5fc3\u6570\uff1b<br \/>\n*   \u7ebf\u7a0b\u6570\u591a\u4e8e\u5904\u7406\u5668\u6838\u5fc3\u6570\u5bf9\u6027\u80fd\u63d0\u5347\u6beb\u65e0\u5e2e\u52a9\uff1b<br \/>\n*   \u5728\u5b50\u4efb\u52a1\u5212\u5206\u8d85\u8fc7\u4e00\u5b9a\u6570\u91cf\u4e4b\u540e\uff0c\u518d\u589e\u52a0\u5b50\u4efb\u52a1\u5212\u5206\u6570\u5bf9\u4e8e\u6027\u80fd\u7684\u63d0\u5347\u5c06\u5341\u5206\u6709\u9650\u3002<\/p>\n<p>\u4fdd\u6301\u4e00\u4e2a\u5408\u7406\u7684\u5212\u5206\u6570\uff0c\u5e76\u4f7f\u6240\u6709\u5904\u7406\u5668\u6838\u5fc3\u90fd\u6709\u8db3\u591f\u7684\u5de5\u4f5c\u91cf\u624d\u662f\u5173\u952e\u3002<\/p>\n<p>\u5e94\u8be5\u5c3d\u53ef\u80fd\u5730\u63d0\u4f9b\u5171\u4eab\u4e0d\u53ef\u53d8\u6027\uff0c\u5426\u5219\u5c31\u5e94\u8be5\u9075\u5faa\u9694\u79bb\u53ef\u53d8\u6027\u539f\u5219\uff0c\u5373\u4fdd\u8bc1\u603b\u662f\u53ea\u6709\u4e00\u4e2a\u7ebf\u7a0b\u8bbf\u95ee\u53ef\u53d8\u53d8\u91cf\u3002<\/p>\n<p>\u5f00\u591a\u5c11\u4e2a\u7ebf\u7a0b\u4ee5\u53ca\u5982\u4f55\u62c6\u5206\u95ee\u9898\u90fd\u4f1a\u5f71\u54cd\u5230\u4f60\u7684\u5e76\u53d1\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\uff0c\u8fd8\u8981\u6743\u8861\u6bcf\u4e2a\u5b50\u4efb\u52a1\u7684\u5de5\u4f5c\u8d1f\u8f7d\u548c\u5212\u5206\u5f00\u9500\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u5e76\u53d1\u7f16\u7a0b\u7684\u4e09\u79cd\u6a21\u5f0f<\/h2>\n<p>\u5e76\u53d1\u7f16\u7a0b\u7684\u96be\u70b9\u5c31\u5728\u4e8e\u5bf9\u72b6\u6001\u7684\u5904\u7406\uff0c\u8fd9\u4e09\u79cd\u6a21\u5f0f\u662f\u6309\u7167\u5bf9\u72b6\u6001\u7684\u4e0d\u540c\u5904\u7406\u65b9\u5f0f\u6765\u5212\u5206\u7684\u3002<\/p>\n<ul>\n<li>\n<p>\u5171\u4eab\u53ef\u53d8\u6027\uff1a<strong>\u5141\u8bb8\u53d8\u91cf\u5728\u53ef\u63a7\u6a21\u5f0f\u4e0b\u88ab\u6240\u6709\u7ebf\u7a0b\u4fee\u6539<\/strong>\u3002\u4e3a\u4e86\u4f7f\u7528\u5171\u4eab\u53ef\u53d8\u6027\uff0c\u5fc5\u987b\u4fdd\u8bc1\u4e0d\u4f1a\u6709\u4e24\u4e2a\u7ebf\u7a0b\u540c\u65f6\u4fee\u6539\u540c\u4e00\u4e2a\u5b57\u6bb5\uff0c\u5e76\u4e14\u5bf9\u591a\u4e2a\u5b57\u6bb5\u7684\u4fee\u6539\u5fc5\u987b\u6ee1\u8db3\u4e00\u81f4\u6027\u539f\u5219\u3002\u8fd9\u662f\u4e00\u79cd\u82e6\u903c\u6a21\u5f0f\uff0c\u76f4\u63a5\u901a\u8fc7 JUC \u5305\u91cc\u7684\u5de5\u5177\u6765\u5b9e\u73b0\u7684\u5e76\u53d1\u7f16\u7a0b\u4e00\u822c\u90fd\u5c5e\u4e8e\u8fd9\u79cd\u6a21\u5f0f\u3002<\/p>\n<\/li>\n<li>\n<p>\u9694\u79bb\u53ef\u53d8\u6027\uff1a<strong>\u53d8\u91cf\u662f\u53ef\u53d8\u7684\uff0c\u4f46\u5728\u4efb\u610f\u65f6\u523b\u53ea\u6709\u4e0d\u8d85\u8fc7\u4e00\u4e2a\u7ebf\u7a0b\u53ef\u4ee5\u770b\u5230\u8be5\u53d8\u91cf<\/strong>\u3002 Actor \u662f\u8fd9\u79cd\u6a21\u5f0f\u7684\u4e00\u4e2a\u5178\u578b\u5b9e\u73b0\u3002\u53ef\u53d8\u72b6\u6001\u5c01\u88c5\u5728 Actor \u5185\u90e8\uff0c\u4e0d\u540c Actor \u4e4b\u95f4\u901a\u8fc7\u6d88\u606f\u4f20\u9012\u8fdb\u884c\u901a\u4fe1\u3001\u534f\u4f5c\u3002\u7531\u4e8e Actor \u662f\u5355\u7ebf\u7a0b\u6267\u884c\u7684\uff08Actor \u662f\u6bd4\u7ebf\u7a0b\u66f4\u8f7b\u91cf\u7ea7\u7684\u53ef\u6267\u884c\u5355\u5143\uff09\uff0c\u6240\u4ee5\u53ea\u6709\u4e00\u4e2a\u7ebf\u7a0b\u80fd\u4fee\u6539\u72b6\u6001\uff0c\u6240\u4ee5 Actor \u5185\u90e8\u4e0d\u9700\u8981\u8fdb\u884c\u663e\u5f0f\u7684\u540c\u6b65\u3002<\/p>\n<\/li>\n<li>\n<p>\u7eaf\u7cb9\u4e0d\u53ef\u53d8\u6027\uff1a\u6240\u6709\u4e8b\u7269\u90fd\u662f\u4e0d\u53ef\u53d8\u7684\u3002STM\uff08soft transaction memory\uff0c\u8f6f\u4ef6\u4e8b\u52a1\u5185\u5b58\uff09\u662f\u8fd9\u79cd\u6a21\u5f0f\u7684\u5178\u578b\u3002\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e0b\uff0c\u4e00\u4e2a\u5bf9\u8c61\u5206\u4e3a\u4e24\u90e8\u5206\uff1a\u5b9e\u4f53\u548c\u4e0d\u53ef\u53d8\u7684\u72b6\u6001\u503c\u3002\u5bf9\u8c61\u7684\u72b6\u6001\u503c\u7684\u6539\u53d8\u662f\u5728\u4e8b\u52a1\u5185\u8fdb\u884c\uff0c\u6210\u529f\u5c31\u63d0\u4ea4\u4e8b\u52a1\uff0c\u5176\u4ed6\u7ebf\u7a0b\u53ef\u4ee5\u770b\u5230\u6700\u65b0\u7684\u503c\uff1b\u5982\u679c\u5931\u8d25\u4e86\u4f1a\u56de\u6eda\uff0c\u4e8b\u52a1\u4f1a\u91cd\u505a\u3002\u8fd9\u4e5f\u5c31\u8981\u6c42\u4e8b\u52a1\u5185\u7684\u52a8\u4f5c\u662f\u65e0\u526f\u4f5c\u7528\uff08\u6bd4\u5982\u6ca1\u6709IO\u64cd\u4f5c\uff09\u3001\u5e42\u7b49\u7684\uff08\u505a\u4e00\u6b21\u4e0e\u505a\u4e24\u6b21\u7684\u7ed3\u679c\u662f\u4e00\u6837\u7684\uff09\u3002<br \/>\n<img decoding=\"async\" src=\"\/\/coderbee.net\/wp-content\/uploads\/2014\/07\/STM_seperate_entity_state-2.jpg\" alt=\"STM_seperate_entity_state\" \/><\/p>\n<\/li>\n<\/ul>\n<hr\/>\n<p>\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u5fae\u4fe1\u516c\u4f17\u53f7: <strong>coderbee\u7b14\u8bb0<\/strong>\uff0c\u53ef\u4ee5\u66f4\u53ca\u65f6\u56de\u590d\u4f60\u7684\u8ba8\u8bba\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"258\" height=\"258\" src=\"https:\/\/coderbee.net\/wp-content\/uploads\/2019\/01\/coderbee-note.jpg\" class=\"alignnone size-full wp-image-1707\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5e76\u53d1 \u7ebf\u7a0b\u6570 \uff1d CPU\u53ef\u7528\u6838\u5fc3\u6570 \/ ( 1 &#8211; \u963b\u585e\u7cfb\u6570 ) \u963b &hellip; <a href=\"https:\/\/coderbee.net\/index.php\/concurrent\/20140722\/964\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[121],"tags":[175,176,174],"_links":{"self":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/964"}],"collection":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/comments?post=964"}],"version-history":[{"count":6,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/964\/revisions"}],"predecessor-version":[{"id":972,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/964\/revisions\/972"}],"wp:attachment":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/media?parent=964"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/categories?post=964"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/tags?post=964"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}