{"id":3430,"date":"2013-06-17T10:49:00","date_gmt":"2013-06-17T02:49:00","guid":{"rendered":""},"modified":"2013-06-17T10:49:00","modified_gmt":"2013-06-17T02:49:00","slug":"","status":"publish","type":"post","link":"https:\/\/www.homejamesfinance.com\/p\/3430.html","title":{"rendered":"\u4ec0\u4e48\u6837\u7684\u5b58\u50a8\u8bbe\u5907\u51b3\u5b9a\u4ec0\u4e48\u6837\u7684\u672a\u6765\uff1f"},"content":{"rendered":"

\u6211\u4e00\u76f4\u90fd\u662f\u8fd9\u4e2a\u6001\u5ea6\uff0c\u800c\u4e14\u5b58\u50a8\u53d1\u5c55\u7684\u8d8b\u52bf\u4e5f\u5f88\u660e\u663e\uff1a\u4e0d\u8bba\u4f60\u4f7f\u7528\u4ec0\u4e48\u5e94\u7528\uff0c\u4f7f\u7528\u7684\u662f\u4e91\uff0cHadoop\u6216\u6587\u4ef6\u7cfb\u7edf\uff0c\u88c5\u5907\u624d\u80fd\u51b3\u5b9a\u4f60\u7684\u672a\u6765\u3002\u5982\u679c\u4f60\u9047\u5230\u5b58\u50a8\u95ee\u9898\uff0c\u81f3\u5c11\u4f1a\u6709\u4e00\u5bb6\u4f9b\u5e94\u5546\u80fd\u4e3a\u4f60\u63d0\u4f9b\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

\u4e0d\u8bba\u662f\u5728\u4f01\u4e1a\u5185\u90e8\u8fd8\u662f\u9762\u5411\u516c\u5171\u4e91\uff0c\u6570\u636e\u4e2d\u5fc3\u7684\u52a0\u56fa\u90fd\u662f\u76ee\u524dIT\u884c\u4e1a\u7684\u91cd\u8981\u90e8\u5206\u3002\u6240\u4ee5\uff0c\u4f60\u5e94\u8be5\u505a\u4e9b\u4ec0\u4e48\u786e\u4fdd\u4ee5\u540e\u627e\u5f97\u5230\u5de5\u4f5c\u5462\uff1f<\/p>\n

\u6211\u7684\u5efa\u8bae\uff1a\u8bbe\u5907\u8ddf\u4e0a\u6f6e\u6d41\u3002<\/strong><\/p>\n

\u5f53\u516c\u53f8\u9009\u62e9\u628aIT\u67b6\u6784\u5168\u90e8\u6216\u90e8\u5206\u5916\u5305\u51fa\u53bb\u65f6\uff0c\u662f\u56e0\u4e3a\u6709\u4eba\u53ef\u4ee5\u4ece\u4e2d\u83b7\u5229\u3002\u6211\u6240\u542c\u8bf4\u8fc7\u7684IT\u5916\u5305\u5229\u6da6\u9ad8\u8fbe25%\u3002\u95ee\u95ee\u4f60\u81ea\u5df1\u4e3a\u4ec0\u4e48\u5176\u4ed6\u516c\u53f8\u6216\u4e91\u4f9b\u5e94\u5546\u53ef\u4ee5\u4e70\u4e0b\u6240\u9700\u7684\u786c\u4ef6\u548c\u8f6f\u4ef6\u4e4b\u4f59\uff0c\u516c\u53f8\u5185\u90e8IT\u90e8\u95e8\u8fd8\u53ef\u4ee5\u83b7\u5229\u3002\u4ece\u6211\u4ee5\u5f80\u7684\u89c2\u5bdf\u6765\u770b\uff0c\u90e8\u5206\u662f\u56e0\u4e3a\u516c\u53f8\u5185\u90e8\u653f\u6cbb\u901a\u5e38\u4f1a\u964d\u4f4e\u6570\u636e\u4e2d\u5fc3\u7684\u6548\u7387\u3002\u6bcf\u4e2a\u90e8\u95e8\u90fd\u60f3\u6309\u7167\u81ea\u5df1\u7684\u65b9\u5f0f\u505a\u4e8b\u3002<\/p>\n

\u4f46\u662f\u8bbe\u5907\u6a21\u5f0f\u4e0d\u4f1a\u6309\u7167\u4eba\u4eec\u7684\u4e3b\u89c2\u60f3\u6cd5\u6765\u6539\u53d8\uff0c\u5b83\u53ea\u4f1a\u6309\u7167\u4f01\u4e1a\u7684\u7ed3\u6784\u6a21\u5f0f\u6765\u6539\u53d8\u3002<\/p>\n

\u6211\u60f3\u901a\u8fc7\u8fd9\u7bc7\u6587\u7ae0\u8c08\u8c08\u4f60\u5e94\u8be5\u4e86\u89e3\u7684\u4e00\u4e9b\u8bbe\u5907\u53ca\u5176\u5dee\u5f02\uff0c\u597d\u8ba9\u5927\u5bb6\u672a\u96e8\u7ef8\u7f2a\u3002\u5982\u679c\u4f60\u7684IT\u67b6\u6784\u50cf\u58c1\u7089\u7ba1\u9053\uff0c\u6ca1\u6709\u5bf9\u5b58\u50a8\uff0c\u865a\u62df\u5316\u548c\u8fd0\u7b97\u8fdb\u884c\u5206\u533a\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u5728\u672a\u6765\u51e0\u5e74\u8fc5\u901f\u5bf9\u6b64\u73af\u5883\u505a\u51fa\u6539\u53d8\u3002\u53e6\u5916\uff0c\u4f60\u53ef\u80fd\u6b63\u5728\u627e\u65b0\u5de5\u4f5c\uff0c\u56e0\u4e3a\u4e00\u4e9b\u4f9b\u5e94\u5546\u4eec\u6b63\u901a\u8fc7\u5916\u5305\uff0cIT\u5408\u540c\u6216\u8f6c\u4ea4\u7ed9\u4e91\u4f9b\u5e94\u5546\u7684\u65b9\u5f0f\u5c06\u4f60\u7684\u73af\u5883\u53d8\u5f97\u66f4\u4e3a\u65b0\u6f6e\u3002<\/p>\n

\u6211\u7684\u89c2\u70b9\u662f\uff0c\u4f60\u9700\u8981\u597d\u597d\u8ba1\u5212\uff0c\u5145\u5206\u51c6\u5907\u3002\u6211\u4eec\u5148\u8bf4\u8bf4\u4f60\u9700\u8981\u719f\u6089\u7684\u51e0\u79cd\u8bbe\u5907\u3002<\/p>\n

Hadoop \u8bbe\u5907<\/strong><\/p>\n

\u8fd9\u7c7b\u8bbe\u5907\u53ef\u5206\u4e3a\u4e09\u79cd\uff1a<\/p>\n

1.\u6807\u51c6Hadoop<\/p>\n

2.\u5171\u4eab\u578b\u6587\u4ef6\u7cfb\u7edfHadoop<\/p>\n

3.\u5feb\u901f\u5b58\u50a8Hadoop<\/p>\n

\u6807\u51c6Hadoop<\/strong><\/p>\n

\u5982\u679c\u662f\u4e00\u4e2a\u6807\u51c6\u8bbe\u5907\uff0c\u4f60\u53ef\u4ee5\u4e3aHadoop\u8d2d\u4e70\u9884\u52a0\u8f7d\u548c\u914d\u7f6e\u597d\u7684\u8282\u70b9\u4ee5\u53ca\u4f18\u5316\u8fc7\u7684\u786c\u4ef6\u3002<\/p>\n

\u4f60\u53ef\u4ee5\u4ece\u5f88\u591a\u4f9b\u5e94\u5546\u90a3\u91cc\u8d2d\u4e70\u8fd9\u7c7b\u8f6f\u786c\u4ef6\u3002\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4f60\u8fd8\u53ef\u4ee5\u53ea\u662f\u4e3a\u96c6\u7fa4\u8d2d\u4e70\u8f6f\u4ef6\uff0c\u800c\u5728\u5176\u4ed6\u60c5\u51b5\u4e0b\uff0c\u5219\u662f\u4ece\u8f6f\u786c\u4ef6\u4f18\u5316\u7684\u5382\u5546\u90a3\u91cc\u8d2d\u4e70\u3002\u4e0d\u8bba\u4f55\u79cd\u65b9\u5f0f\uff0c\u8fd9\u90fd\u662f\u5177\u5907\u4e09\u65b9\u590d\u5236\uff0c\u5e26\u6709\u9884\u914d\u7f6e\u8f6f\u786c\u4ef6\u7684\u6807\u51c6Hadoop\u3002<\/p>\n

\u5171\u4eab\u578b\u6587\u4ef6\u7cfb\u7edfHadoop<\/strong><\/p>\n

\u5171\u4eab\u578b\u6587\u4ef6\u7cfb\u7edf\u8bbe\u5907\u901a\u5e38\u5177\u5907Lustre\u6216GPFS\u6587\u4ef6\u7cfb\u7edf\uff0c\u5b83\u4eec\u53ef\u4ee5\u4f18\u5316Hadoop\u7684\u6e05\u6d17\u9636\u6bb5\uff08Shuffle Phase\uff09\u3002\u6b64\u6cd5\u4e4b\u6240\u4ee5\u594f\u6548\u662f\u56e0\u4e3a\u53ef\u4ece\u5168\u7403\u7684\u8282\u70b9\u8bfb\u53d6\u6570\u636e\uff0c\u800c\u4e0d\u662f\u4e00\u5b9a\u8981\u8de8\u7f51\u7edc\u8bfb\u53d6\u6216\u5206\u5e03\u3002\u6240\u6709\u7684\u8282\u70b9\u90fd\u4f9d\u9644\u4e8e\u5171\u4eab\u578b\u6587\u4ef6\u7cfb\u7edf\uff0c\u53ef\u4ece\u5b58\u50a8\u7684\u5730\u65b9\u76f4\u63a5\u8bfb\u53d6\u6570\u636e\uff0c\u65e0\u9700\u4ece\u670d\u52a1\u5668\u8fdb\u5165\u7f51\u7edc\uff0c\u518d\u8fd4\u56de\u670d\u52a1\u5668\u5230\u5b58\u50a8\u3002<\/p>\n

\u7528\u8fd9\u79cd\u65b9\u6cd5\u5904\u7406\u67d0\u4e9b\u95ee\u9898\uff0c\u6bd4\u6807\u51c6\u7684Hadoop\u914d\u7f6e\u65b9\u6cd5\u5feb\u901f\u3002\u6b64\u5916\uff0c\u8fd8\u4fdd\u969c\u4e86RAID\u7684\u53ef\u9760\u6027\u548c\u6545\u969c\u8f6c\u79fb\u3002\u4f9b\u5e94\u5546\u4eec\u7684\u53ef\u9760\u6027\u6848\u4f8b\u663e\u793a\uff0c\u5982\u679c\u662fRAID\uff0c\u5c31\u4e0d\u9700\u8981\u4e09\u65b9\u590d\u5236\u3002<\/p>\n

\u5feb\u901f\u5b58\u50a8\u8bbe\u5907<\/strong><\/p>\n

\u5f88\u591a\u4f9b\u5e94\u5546\u90fd\u5df2\u7ecf\u5177\u5907\u6216\u662f\u6b63\u5728\u5f00\u53d1\u7528\u4e8eHadoop\u7684SSD\u8bbe\u5907\u3002\u4ed6\u4eec\u7684\u961f\u4f0d\u4f1a\u8d8a\u6765\u8d8a\u58ee\u5927\u3002\u8fd9\u4e9b\u8bbe\u5907\u90fd\u662f\u88ab\u4f18\u5316\u8fc7\u7684\uff0c\u6613\u4e8e\u7ba1\u7406\u3002<\/p>\n

\u54ea\u4e00\u4e2a\u6700\u597d\uff1f<\/strong><\/p>\n

\u5f53\u7136\uff0c\u7b54\u6848\u53d6\u51b3\u4e8e\u6570\u636e\u7684\u6570\u91cf\u548c\u7c7b\u578b\uff0c\u6709\u591a\u5c11\u6570\u636e\u8f93\u5165\u4ee5\u53ca\u6b63\u5728\u6267\u884c\u51e0\u9879\u67e5\u8be2\u3002\u641e\u6e05\u695a\u8fd9\u4e9b\u95ee\u9898\u6709\u5229\u4e8e\u4f60\u7684\u9009\u62e9\u3002<\/p>\n

\u5927\u578b\u6587\u4ef6\u7cfb\u7edf\u8bbe\u5907<\/strong><\/p>\n

\u76ee\u524d\uff0c\u6709\u4e24\u4e2a\u4e0d\u540c\u7684\u5927\u578b\u5171\u4eab\u578b\u6587\u4ef6\u7cfb\u7edf\u88ab\u7528\u4e8e\u5927\u578b\u5b58\u50a8\u8bbe\u5907–GPFS\u548cLustre\u3002\u5f88\u591a\u4f9b\u5e94\u5546\u4eec\u90fd\u5728\u751f\u4ea7\u8fd9\u4e9b\u8bbe\u5907\u3002Lustre\u662f\u4e00\u9879\u5f00\u6e90\u9879\u76ee\uff0c\u800cGPFS\u5219\u7531IBM\u51fa\u54c1\u3002<\/p>\n

\u8fd9\u4e9b\u6587\u4ef6\u7cfb\u7edf\u7684\u6269\u5c55\u6027\u80fd\u8fdc\u8d85\u5f53\u524dNAS\u4f9b\u5e94\u5546\u7684\u4ea7\u54c1\u3002\u4e24\u4e2a\u6587\u4ef6\u7cfb\u7edf\u90fd\u53ef\u4ee5\u6269\u5c55\u5230\u6570\u5343\u5ba2\u6237\u7aef\uff0c\u4f20\u8f93\u901f\u5ea6\u53ef\u8fbe\u6bcf\u79d2\u51e0\u767eGB\u3002\u4ec0\u4e48\u6837\u7684NAS\u4f9b\u5e94\u5546\u5728\u53ef\u6269\u5c55\u7684\u5355\u72ec\u57df\u540d\u7a7a\u95f4\u4e2d\u62e5\u670930+PB\u5462\uff1f<\/p>\n

\u95ee\u9898\u662f\uff0c\u4ece\u5f88\u5927\u7a0b\u5ea6\u4e0a\u8bf4\uff0c\u8fd9\u4e24\u4e2a\u6587\u4ef6\u7cfb\u7edf\u90fd\u662f\u6309\u7167\u5927\u578b\u6570\u636e\u5757\u7684\u9700\u6c42\u548c\u7528\u6237\u7684\u8fde\u7eedI\/O\u8bbe\u8ba1\u7684\u3002\u8fd9\u5e76\u4e0d\u662f\u8bf4\u4e0d\u80fd\u5bf9\u8f6f\u786c\u4ef6\u8fdb\u884c\u914d\u7f6e\uff0c\u4f7f\u5176\u652f\u6301\u66f4\u5c0f\u7684\u6570\u636e\u5757\u3002\u6211\u5e76\u4e0d\u662f\u8bf4\u5c0f\u578b\u6570\u636e\u5757\u7684\u6027\u80fd\u6bd4NAS\u673a\u7bb1\u8981\u597d\uff0c\u4f46\u6216\u8bb8\u4f60\u60f3\u641e\u6e05\u695a\u8fd9\u4e9b\u95ee\u9898\uff0c\u4ee5\u663e\u793a\u4f60\u7684\u5171\u4eab\u6587\u4ef6\u7cfb\u7edf\u6709\u591a\u795e\u5947\u3002<\/p>\n

1.\u4ece\u4ee5\u4e0b\u65b9\u9762\u4e86\u89e3\u4f60\u7684\u5de5\u4f5c\u8d1f\u8f7d\uff1a<\/p>\n