{"id":477961,"date":"2023-08-09T09:23:08","date_gmt":"2023-08-09T09:23:08","guid":{"rendered":""},"modified":"2023-09-05T11:15:45","modified_gmt":"2023-09-05T11:15:45","slug":"mapreduce","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/kr\/wiki\/mapreduce\/","title":{"rendered":"\ub9f5\ub9ac\ub4c0\uc2a4"},"content":{"rendered":"<p>MapReduce\ub294 \ubd84\uc0b0 \ucef4\ud4e8\ud305 \ud658\uacbd\uc5d0\uc11c \ub300\uaddc\ubaa8 \ub370\uc774\ud130 \uc138\ud2b8\ub97c \ucc98\ub9ac\ud558\ub3c4\ub85d \uc124\uacc4\ub41c \ud504\ub85c\uadf8\ub798\ubc0d \ubaa8\ub378 \ubc0f \uacc4\uc0b0 \ud504\ub808\uc784\uc6cc\ud06c\uc785\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc791\uc5c5 \ubd80\ud558\ub97c \ucef4\ud4e8\ud130 \ud074\ub7ec\uc2a4\ud130 \uc804\uccb4\uc5d0\uc11c \ubcd1\ub82c\ub85c \uc2e4\ud589\ud560 \uc218 \uc788\ub294 \ub354 \uc791\uc740 \uc791\uc5c5\uc73c\ub85c \ub098\ub204\uc5b4 \ub300\ub7c9\uc758 \ub370\uc774\ud130\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. MapReduce\ub294 \uae30\uc5c5\uacfc \uc870\uc9c1\uc774 \ubc29\ub300\ud55c \uc591\uc758 \uc815\ubcf4\uc5d0\uc11c \uadc0\uc911\ud55c \ud1b5\ucc30\ub825\uc744 \ucd94\ucd9c\ud560 \uc218 \uc788\ub3c4\ub85d \uc9c0\uc6d0\ud558\ub294 \ube45 \ub370\uc774\ud130 \uc138\uacc4\uc758 \uae30\ubcf8 \ub3c4\uad6c\uac00 \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>MapReduce\uc758 \uc720\ub798\uc640 \ucd5c\ucd08 \uc5b8\uae09\uc758 \uc5ed\uc0ac<\/h2>\n<p>MapReduce\uc758 \uac1c\ub150\uc740 Google\uc758 Jeffrey Dean\uacfc Sanjay Ghemawat\uac00 2004\ub144\uc5d0 \ubc1c\ud45c\ud55c &quot;MapReduce: \ub300\uaddc\ubaa8 \ud074\ub7ec\uc2a4\ud130\uc758 \ub2e8\uc21c\ud654\ub41c \ub370\uc774\ud130 \ucc98\ub9ac&quot;\ub77c\ub294 \uc81c\ubaa9\uc758 \uc138\ubbf8\ub098 \ub17c\ubb38\uc5d0\uc11c \uc18c\uac1c\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774 \ub17c\ubb38\uc5d0\uc11c\ub294 \ub300\uaddc\ubaa8 \ub370\uc774\ud130 \ucc98\ub9ac \uc791\uc5c5\uc744 \ud6a8\uc728\uc801\uc774\uace0 \uc548\uc815\uc801\uc73c\ub85c \ucc98\ub9ac\ud558\uae30 \uc704\ud55c \uac15\ub825\ud55c \uc811\uadfc \ubc29\uc2dd\uc744 \uc124\uba85\ud588\uc2b5\ub2c8\ub2e4. . Google\uc740 MapReduce\ub97c \ud65c\uc6a9\ud558\uc5ec \uc6f9 \ubb38\uc11c\ub97c \uc0c9\uc778\ud654\ud558\uace0 \ucc98\ub9ac\ud568\uc73c\ub85c\uc368 \ub354 \ube60\ub974\uace0 \ud6a8\uacfc\uc801\uc778 \uac80\uc0c9 \uacb0\uacfc\ub97c \uc81c\uacf5\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>MapReduce\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uc815\ubcf4<\/h2>\n<p>MapReduce\ub294 \ub9f5 \ub2e8\uacc4\uc640 \ucd95\uc18c \ub2e8\uacc4\ub77c\ub294 \uac04\ub2e8\ud55c 2\ub2e8\uacc4 \ud504\ub85c\uc138\uc2a4\ub97c \ub530\ub985\ub2c8\ub2e4. \ub9f5 \ub2e8\uacc4\uc5d0\uc11c \uc785\ub825 \ub370\uc774\ud130\ub294 \ub354 \uc791\uc740 \uccad\ud06c\ub85c \ub098\ub204\uc5b4\uc9c0\uace0 \ud074\ub7ec\uc2a4\ud130\uc758 \uc5ec\ub7ec \ub178\ub4dc\uc5d0 \uc758\ud574 \ubcd1\ub82c\ub85c \ucc98\ub9ac\ub429\ub2c8\ub2e4. \uac01 \ub178\ub4dc\ub294 \ud0a4-\uac12 \uc30d\uc744 \uc911\uac04 \ucd9c\ub825\uc73c\ub85c \uc0dd\uc131\ud558\ub294 \ub9e4\ud551 \uae30\ub2a5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. \uac10\uc18c \ub2e8\uacc4\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \uc911\uac04 \uacb0\uacfc\uac00 \ud574\ub2f9 \ud0a4\ub97c \uae30\ubc18\uc73c\ub85c \ud1b5\ud569\ub418\uace0 \ucd5c\uc885 \ucd9c\ub825\uc774 \uc5bb\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<p>MapReduce\uc758 \uc7a5\uc810\uc740 \ub0b4\uacb0\ud568\uc131\uacfc \ud655\uc7a5\uc131\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. \ub370\uc774\ud130\uac00 \ub178\ub4dc \uc804\uccb4\uc5d0 \ubcf5\uc81c\ub418\ubbc0\ub85c \ud558\ub4dc\uc6e8\uc5b4 \uc624\ub958\ub97c \uc6d0\ud65c\ud558\uac8c \ucc98\ub9ac\ud560 \uc218 \uc788\uc5b4 \ub178\ub4dc \uc624\ub958\uac00 \ubc1c\uc0dd\ud558\ub294 \uacbd\uc6b0\uc5d0\ub3c4 \ub370\uc774\ud130 \uac00\uc6a9\uc131\uc774 \ubcf4\uc7a5\ub429\ub2c8\ub2e4.<\/p>\n<h2>MapReduce\uc758 \ub0b4\ubd80 \uad6c\uc870: MapReduce \uc791\ub3d9 \ubc29\uc2dd<\/h2>\n<p>MapReduce\uc758 \ub0b4\ubd80 \uc791\ub3d9\uc744 \ub354 \uc798 \uc774\ud574\ud558\uae30 \uc704\ud574 \ud504\ub85c\uc138\uc2a4\ub97c \ub2e8\uacc4\ubcc4\ub85c \ubd84\uc11d\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p>\uc785\ub825 \ubd84\ud560: \uc785\ub825 \ub370\uc774\ud130\ub294 \uc785\ub825 \ubd84\ud560\uc774\ub77c\ub294 \uad00\ub9ac \uac00\ub2a5\ud55c \uc791\uc740 \ub369\uc5b4\ub9ac\ub85c \ub098\ub269\ub2c8\ub2e4. \uac01 \uc785\ub825 \ubd84\ud560\uc740 \ubcd1\ub82c \ucc98\ub9ac\ub97c \uc704\ud574 \ub9e4\ud37c\uc5d0 \ud560\ub2f9\ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p>\ub9e4\ud551: \ub9e4\ud37c\ub294 \uc785\ub825 \ubd84\ud560\uc744 \ucc98\ub9ac\ud558\uace0 \ud0a4-\uac12 \uc30d\uc744 \uc911\uac04 \ucd9c\ub825\uc73c\ub85c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\uc11c \ub370\uc774\ud130 \ubcc0\ud658 \ubc0f \ud544\ud130\ub9c1\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p>\uc11e\uae30\uc640 \uc815\ub82c: \uc911\uac04 \ud0a4-\uac12 \uc30d\uc740 \ud0a4\ub97c \uae30\uc900\uc73c\ub85c \uadf8\ub8f9\ud654\ub418\uace0 \uc815\ub82c\ub418\uc5b4 \ub3d9\uc77c\ud55c \ud0a4\ub97c \uac00\uc9c4 \ubaa8\ub4e0 \uac12\uc774 \ub3d9\uc77c\ud55c \ub9ac\ub4c0\uc11c\uc5d0 \ub4e4\uc5b4\uac00\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p>\uac10\uc18c: \uac01 \uac10\uc18d\uae30\ub294 \uc911\uac04 \ud0a4-\uac12 \uc30d\uc758 \ud558\uc704 \uc9d1\ud569\uc744 \uc218\uc2e0\ud558\uace0 \uac10\uc18c \uae30\ub2a5\uc744 \uc218\ud589\ud558\uc5ec \ub3d9\uc77c\ud55c \ud0a4\ub85c \ub370\uc774\ud130\ub97c \uacb0\ud569\ud558\uace0 \uc9d1\uacc4\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p>\ucd5c\uc885 \ucd9c\ub825: \uac10\uc18d\uae30\ub294 \uc800\uc7a5\ud558\uac70\ub098 \ucd94\uac00 \ubd84\uc11d\uc744 \uc704\ud574 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \ucd5c\uc885 \ucd9c\ub825\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>MapReduce\uc758 \uc8fc\uc694 \uae30\ub2a5 \ubd84\uc11d<\/h2>\n<p>MapReduce\ub294 \ub300\uaddc\ubaa8 \ub370\uc774\ud130 \ucc98\ub9ac\ub97c \uc704\ud55c \uac15\ub825\ud55c \ub3c4\uad6c\uac00 \ub418\ub294 \uba87 \uac00\uc9c0 \ud544\uc218 \uae30\ub2a5\uc744 \ubcf4\uc720\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\n<p>\ud655\uc7a5\uc131: MapReduce\ub294 \ubd84\uc0b0\ub41c \uba38\uc2e0 \ud074\ub7ec\uc2a4\ud130\uc758 \ucef4\ud4e8\ud305 \uc131\ub2a5\uc744 \ud65c\uc6a9\ud558\uc5ec \ub300\uaddc\ubaa8 \ub370\uc774\ud130 \uc138\ud2b8\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p>\ub0b4\uacb0\ud568\uc131: \ub370\uc774\ud130\ub97c \ubcf5\uc81c\ud558\uace0 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ub2e4\ub978 \ub178\ub4dc\uc5d0\uc11c \uc2e4\ud328\ud55c \uc791\uc5c5\uc744 \ub2e4\uc2dc \uc2e4\ud589\ud558\uc5ec \ub178\ub4dc \uc624\ub958 \ubc0f \ub370\uc774\ud130 \uc190\uc2e4\uc744 \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p>\uc720\uc5f0\uc131: MapReduce\ub294 \ub2e4\uc591\ud55c \ub370\uc774\ud130 \ucc98\ub9ac \uc791\uc5c5\uc5d0 \uc801\uc6a9\ud560 \uc218 \uc788\uace0 \ud2b9\uc815 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub9de\uac8c \uc0ac\uc6a9\uc790 \uc815\uc758\ud560 \uc218 \uc788\ub294 \ub2e4\ubaa9\uc801 \ud504\ub808\uc784\uc6cc\ud06c\uc785\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p>\ub2e8\uc21c\ud654\ub41c \ud504\ub85c\uadf8\ub798\ubc0d \ubaa8\ub378: \uac1c\ubc1c\uc790\ub294 \ub0ae\uc740 \uc218\uc900\uc758 \ubcd1\ub82c\ud654 \ubc0f \ubc30\ud3ec \ubcf5\uc7a1\uc131\uc5d0 \ub300\ud55c \uac71\uc815 \uc5c6\uc774 \ub9f5\uc5d0 \uc9d1\uc911\ud558\uace0 \uae30\ub2a5\uc744 \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ul>\n<h2>\ub9f5\ub9ac\ub4c0\uc2a4\uc758 \uc885\ub958<\/h2>\n<p>MapReduce \uad6c\ud604\uc740 \uae30\ubcf8 \uc2dc\uc2a4\ud15c\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. MapReduce\uc758 \uc778\uae30 \uc788\ub294 \uc720\ud615\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc720\ud615<\/th>\n<th>\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Hadoop \ub9f5\ub9ac\ub4c0\uc2a4<\/td>\n<td>Apache Hadoop \uc0dd\ud0dc\uacc4\uc758 \uc77c\ubd80\uc778 \ub3c5\ucc3d\uc801\uc774\uace0 \uac00\uc7a5 \uc798 \uc54c\ub824\uc9c4 \uad6c\ud604\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uad6c\uae00 \ud074\ub77c\uc6b0\ub4dc<\/td>\n<td>Google Cloud\ub294 Google Cloud Dataflow\uc758 \uc77c\ubd80\ub85c \uc790\uccb4 MapReduce \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\uc544\ud30c\uce58 \uc2a4\ud30c\ud06c<\/td>\n<td>Hadoop MapReduce\uc758 \ub300\uc548\uc778 Apache Spark\ub294 \ub354 \ube60\ub978 \ub370\uc774\ud130 \ucc98\ub9ac \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>\ub9c8\uc774\ud06c\ub85c\uc18c\ud504\ud2b8 HD\uc778\uc0ac\uc774\ud2b8<\/td>\n<td>MapReduce \ucc98\ub9ac\uc5d0 \ub300\ud55c \uc9c0\uc6d0\uc744 \ud3ec\ud568\ud558\ub294 Microsoft\uc758 \ud074\ub77c\uc6b0\ub4dc \uae30\ubc18 Hadoop \uc11c\ube44\uc2a4\uc785\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>MapReduce\uc758 \uc0ac\uc6a9\ubc29\ubc95\uacfc \uc0ac\uc6a9\uc5d0 \ub530\ub978 \ubb38\uc81c\uc810 \ubc0f \ud574\uacb0\ubc29\ubc95<\/h2>\n<p>MapReduce\ub294 \ub2e4\uc74c\uc744 \ud3ec\ud568\ud558\uc5ec \ub2e4\uc591\ud55c \ub3c4\uba54\uc778\uc5d0\uc11c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ucc3e\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\ub370\uc774\ud130 \ubd84\uc11d<\/strong>: \ub85c\uadf8 \ucc98\ub9ac, \uac10\uc131 \ubd84\uc11d, \uace0\uac1d \ud589\ub3d9 \ubd84\uc11d \ub4f1 \ub300\uaddc\ubaa8 \ub370\uc774\ud130 \uc138\ud2b8\uc5d0 \ub300\ud55c \ubcf5\uc7a1\ud55c \ub370\uc774\ud130 \ubd84\uc11d \uc791\uc5c5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uac80\uc0c9 \uc5d4\uc9c4<\/strong>: \ub300\uaddc\ubaa8 \uc6f9 \ubb38\uc11c\uc5d0\uc11c \uad00\ub828 \uacb0\uacfc\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uc0c9\uc778\ud654\ud558\uace0 \uac80\uc0c9\ud560 \uc218 \uc788\ub3c4\ub85d \uac80\uc0c9 \uc5d4\uc9c4\uc744 \uac15\ud654\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uae30\uacc4 \ud559\uc2b5<\/strong>: \ub300\uaddc\ubaa8 \uae30\uacc4 \ud559\uc2b5 \ubaa8\ub378\uc744 \ud6c8\ub828\ud558\uace0 \ucc98\ub9ac\ud558\uae30 \uc704\ud574 MapReduce\ub97c \ud65c\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ucd94\ucc9c \uc2dc\uc2a4\ud15c<\/strong>: \uc0ac\uc6a9\uc790 \uc120\ud638\ub3c4\ub97c \uae30\ubc18\uc73c\ub85c \uac1c\uc778\ud654\ub41c \ucd94\ucc9c \uc2dc\uc2a4\ud15c\uc744 \uad6c\ucd95\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<p>MapReduce\ub294 \ub9ce\uc740 \uc774\uc810\uc744 \uc81c\uacf5\ud558\uc9c0\ub9cc \ub2e4\uc74c\uacfc \uac19\uc740 \uacfc\uc81c\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\n<p><strong>\ub370\uc774\ud130 \uc65c\uace1<\/strong>: \ub9ac\ub4c0\uc11c \uac04\uc758 \ubd88\uade0\ud615\ud55c \ub370\uc774\ud130 \ubd84\ud3ec\ub85c \uc778\ud574 \uc131\ub2a5 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub370\uc774\ud130 \ud30c\ud2f0\uc154\ub2dd \ubc0f \uacb0\ud569\uae30\uc640 \uac19\uc740 \uae30\uc220\uc740 \uc774 \ubb38\uc81c\ub97c \uc644\ud654\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc791\uc5c5 \uc77c\uc815<\/strong>: \ud074\ub7ec\uc2a4\ud130 \ub9ac\uc18c\uc2a4\ub97c \ucd5c\uc801\uc73c\ub85c \ud65c\uc6a9\ud558\uae30 \uc704\ud574 \ud6a8\uc728\uc801\uc73c\ub85c \uc791\uc5c5\uc744 \uc608\uc57d\ud558\ub294 \uac83\uc740 \uc131\ub2a5\uc744 \uc704\ud574 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub514\uc2a4\ud06c I\/O<\/strong>: \ub514\uc2a4\ud06c I\/O\uac00 \ub9ce\uc73c\uba74 \ubcd1\ubaa9 \ud604\uc0c1\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uce90\uc2f1, \uc555\ucd95 \ubc0f \ub354 \ube60\ub978 \uc800\uc7a5\uc18c\ub97c \uc0ac\uc6a9\ud558\uba74 \uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ul>\n<h2>\uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \uae30\ud0c0 \uc720\uc0ac \uc6a9\uc5b4\uc640\uc758 \ube44\uad50<\/h2>\n<table>\n<thead>\n<tr>\n<th>\ud2b9\uc131<\/th>\n<th>\ub9f5\ub9ac\ub4c0\uc2a4<\/th>\n<th>\ud558\ub461<\/th>\n<th>\ubd88\uaf43<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ub370\uc774\ud130 \ucc98\ub9ac \ubaa8\ub378<\/td>\n<td>\uc77c\uad04 \ucc98\ub9ac<\/td>\n<td>\uc77c\uad04 \ucc98\ub9ac<\/td>\n<td>\uc778\uba54\ubaa8\ub9ac \ucc98\ub9ac<\/td>\n<\/tr>\n<tr>\n<td>\ub370\uc774\ud130 \uc800\uc7a5\uace0<\/td>\n<td>HDFS(\ud558\ub461 \ubd84\uc0b0 \ud30c\uc77c \uc2dc\uc2a4\ud15c)<\/td>\n<td>HDFS(\ud558\ub461 \ubd84\uc0b0 \ud30c\uc77c \uc2dc\uc2a4\ud15c)<\/td>\n<td>HDFS \ubc0f \uae30\ud0c0 \uc2a4\ud1a0\ub9ac\uc9c0<\/td>\n<\/tr>\n<tr>\n<td>\uacb0\ud568 \ud5c8\uc6a9<\/td>\n<td>\uc608<\/td>\n<td>\uc608<\/td>\n<td>\uc608<\/td>\n<\/tr>\n<tr>\n<td>\ucc98\ub9ac \uc18d\ub3c4<\/td>\n<td>\ubcf4\ud1b5\uc758<\/td>\n<td>\ubcf4\ud1b5\uc758<\/td>\n<td>\ub192\uc740<\/td>\n<\/tr>\n<tr>\n<td>\uc0ac\uc6a9\uc758 \uc6a9\uc774\uc131<\/td>\n<td>\ubcf4\ud1b5\uc758<\/td>\n<td>\ubcf4\ud1b5\uc758<\/td>\n<td>\uc26c\uc6b4<\/td>\n<\/tr>\n<tr>\n<td>\uc0ac\uc6a9 \uc0ac\ub840<\/td>\n<td>\ub300\uaddc\ubaa8 \uc77c\uad04 \ucc98\ub9ac<\/td>\n<td>\ub300\uaddc\ubaa8 \ub370\uc774\ud130 \ucc98\ub9ac<\/td>\n<td>\uc2e4\uc2dc\uac04 \ub370\uc774\ud130 \ubd84\uc11d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>MapReduce\uc5d0 \ub300\ud55c \ubbf8\ub798\uc758 \uad00\uc810\uacfc \uae30\uc220<\/h2>\n<p>\ube45 \ub370\uc774\ud130 \ubd84\uc57c\uac00 \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c \ud2b9\uc815 \uc0ac\uc6a9 \uc0ac\ub840\uc5d0 \ub9de\uac8c MapReduce\ub97c \ubcf4\uc644\ud558\uac70\ub098 \ub300\uccb4\ud558\ub294 \uc0c8\ub85c\uc6b4 \uae30\uc220\uc774 \ub4f1\uc7a5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uba87 \uac00\uc9c0 \uc8fc\ubaa9\ud560\ub9cc\ud55c \ub3d9\ud5a5\uacfc \uae30\uc220\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc544\ud30c\uce58 \ud50c\ub9c1\ud06c<\/strong>: Flink\ub294 \ub0ae\uc740 \uc9c0\uc5f0 \uc2dc\uac04\uacfc \ub192\uc740 \ucc98\ub9ac\ub7c9\uc758 \ub370\uc774\ud130 \ucc98\ub9ac\ub97c \uc81c\uacf5\ud558\ub294 \uc624\ud508 \uc18c\uc2a4 \uc2a4\ud2b8\ub9bc \ucc98\ub9ac \ud504\ub808\uc784\uc6cc\ud06c\ub85c \uc2e4\uc2dc\uac04 \ub370\uc774\ud130 \ubd84\uc11d\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc544\ud30c\uce58 \ube54<\/strong>: Apache Beam\uc740 \uc77c\uad04 \ucc98\ub9ac\uc640 \uc2a4\ud2b8\ub9bc \ucc98\ub9ac\ub97c \uc704\ud55c \ud1b5\ud569 \ud504\ub85c\uadf8\ub798\ubc0d \ubaa8\ub378\uc744 \uc81c\uacf5\ud558\uc5ec \ub2e4\uc591\ud55c \uc2e4\ud589 \uc5d4\uc9c4 \uc804\ubc18\uc5d0 \uac78\uccd0 \uc720\uc5f0\uc131\uacfc \uc774\uc2dd\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc11c\ubc84\ub9ac\uc2a4 \ucef4\ud4e8\ud305<\/strong>: AWS Lambda \ubc0f Google Cloud Functions\uc640 \uac19\uc740 \uc11c\ubc84\ub9ac\uc2a4 \uc544\ud0a4\ud14d\ucc98\ub294 \uc778\ud504\ub77c\ub97c \uba85\uc2dc\uc801\uc73c\ub85c \uad00\ub9ac\ud560 \ud544\uc694 \uc5c6\uc774 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\ub294 \ube44\uc6a9 \ud6a8\uc728\uc801\uc774\uace0 \ud655\uc7a5 \uac00\ub2a5\ud55c \ubc29\ubc95\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\ud504\ub85d\uc2dc \uc11c\ubc84\ub97c MapReduce\uc640 \uc0ac\uc6a9\ud558\uac70\ub098 \uc5f0\uacb0\ud558\ub294 \ubc29\ubc95<\/h2>\n<p>\ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ud2b9\ud788 \ub300\uaddc\ubaa8 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \uc778\ud130\ub137 \ud2b8\ub798\ud53d\uc744 \uad00\ub9ac\ud558\uace0 \ucd5c\uc801\ud654\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. MapReduce\uc640 \uad00\ub828\ud558\uc5ec \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \uc5ec\ub7ec \uac00\uc9c0 \ubc29\ubc95\uc73c\ub85c \ud65c\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\ub85c\ub4dc \ubc38\ub7f0\uc2f1<\/strong>: \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ub4e4\uc5b4\uc624\ub294 MapReduce \uc791\uc5c5 \uc694\uccad\uc744 \uc11c\ubc84 \ud074\ub7ec\uc2a4\ud130 \uc804\uccb4\uc5d0 \ubd84\uc0b0\uc2dc\ucf1c \ucef4\ud4e8\ud305 \ub9ac\uc18c\uc2a4\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \ud65c\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uce90\uc2f1<\/strong>: \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \uc911\uac04 MapReduce \uacb0\uacfc\ub97c \uce90\uc2dc\ud558\uc5ec \uc911\ubcf5 \uacc4\uc0b0\uc744 \uc904\uc774\uace0 \uc804\uccb4 \ucc98\ub9ac \uc18d\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ubcf4\uc548<\/strong>: \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ubcf4\uc548 \uacc4\uce35 \uc5ed\ud560\uc744 \ud558\uc5ec \ub178\ub4dc \uac04 \ub370\uc774\ud130 \ud2b8\ub798\ud53d\uc744 \ud544\ud130\ub9c1\ud558\uace0 \ubaa8\ub2c8\ud130\ub9c1\ud558\uc5ec \ubb34\ub2e8 \uc561\uc138\uc2a4\uc640 \uc7a0\uc7ac\uc801\uc778 \uacf5\uaca9\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uad00\ub828\ub41c \ub9c1\ud06c\ub4e4<\/h2>\n<p>MapReduce\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc744 \ubcf4\ub824\uba74 \ub2e4\uc74c \ub9ac\uc18c\uc2a4\ub97c \uc0b4\ud3b4\ubcf4\uc138\uc694.<\/p>\n<ol>\n<li><a href=\"https:\/\/research.google\/pubs\/pub62\/\" target=\"_new\" rel=\"noopener nofollow\">MapReduce: \ub300\uaddc\ubaa8 \ud074\ub7ec\uc2a4\ud130\uc5d0\uc11c \ub2e8\uc21c\ud654\ub41c \ub370\uc774\ud130 \ucc98\ub9ac<\/a><\/li>\n<li><a href=\"https:\/\/hadoop.apache.org\/\" target=\"_new\" rel=\"noopener nofollow\">\uc544\ud30c\uce58 \ud558\ub461<\/a><\/li>\n<li><a href=\"https:\/\/spark.apache.org\/\" target=\"_new\" rel=\"noopener nofollow\">\uc544\ud30c\uce58 \uc2a4\ud30c\ud06c<\/a><\/li>\n<li><a href=\"https:\/\/flink.apache.org\/\" target=\"_new\" rel=\"noopener nofollow\">\uc544\ud30c\uce58 \ud50c\ub9c1\ud06c<\/a><\/li>\n<li><a href=\"https:\/\/beam.apache.org\/\" target=\"_new\" rel=\"noopener nofollow\">\uc544\ud30c\uce58 \ube54<\/a><\/li>\n<\/ol>\n<p>\uacb0\ub860\uc801\uc73c\ub85c MapReduce\ub294 \ub300\uaddc\ubaa8 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\uace0 \ubd84\uc11d\ud558\ub294 \ubc29\uc2dd\uc744 \ud601\uc2e0\ud558\uc5ec \uae30\uc5c5\uc774 \ubc29\ub300\ud55c \ub370\uc774\ud130 \uc138\ud2b8\uc5d0\uc11c \uadc0\uc911\ud55c \ud1b5\ucc30\ub825\uc744 \uc5bb\uc744 \uc218 \uc788\ub3c4\ub85d \uc9c0\uc6d0\ud569\ub2c8\ub2e4. \ub0b4\uacb0\ud568\uc131, \ud655\uc7a5\uc131 \ubc0f \uc720\uc5f0\uc131\uc744 \uac16\ucd98 MapReduce\ub294 \ube45 \ub370\uc774\ud130 \uc2dc\ub300\uc5d0\ub3c4 \uac15\ub825\ud55c \ub3c4\uad6c\ub85c \ub0a8\uc544 \uc788\uc2b5\ub2c8\ub2e4. \ub370\uc774\ud130 \ucc98\ub9ac \ud658\uacbd\uc774 \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c \ub370\uc774\ud130 \uae30\ubc18 \uc194\ub8e8\uc158\uc758 \uc7a0\uc7ac\ub825\uc744 \ucd5c\ub300\ud55c \ud65c\uc6a9\ud558\ub824\uba74 \ucd5c\uc2e0 \uae30\uc220\uc744 \uc9c0\uc18d\uc801\uc73c\ub85c \uc5c5\ub370\uc774\ud2b8\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>","protected":false},"featured_media":468863,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477961","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>MapReduce: A Comprehensive Guide<\/mark>","faq_items":[{"question":"What is MapReduce and how does it work?","answer":"<p>MapReduce is a programming model and computational framework used for processing large-scale data sets in a distributed computing environment. It divides the data processing task into two steps: the map phase and the reduce phase. In the map phase, the input data is processed in parallel by multiple nodes, generating key-value pairs as intermediate output. The reduce phase then consolidates and aggregates the intermediate results based on their keys to produce the final output.<\/p>"},{"question":"How did MapReduce originate?","answer":"<p>The concept of MapReduce was introduced by Jeffrey Dean and Sanjay Ghemawat at Google in their 2004 paper titled \"MapReduce: Simplified Data Processing on Large Clusters.\" It was initially utilized by Google to index and process web documents for more efficient search results.<\/p>"},{"question":"What are the key features of MapReduce?","answer":"<p>MapReduce offers several essential features, including scalability to handle massive datasets, fault tolerance to handle node failures, flexibility for various data processing tasks, and a simplified programming model for developers.<\/p>"},{"question":"What are the different types of MapReduce implementations?","answer":"<p>Some popular types of MapReduce implementations are Hadoop MapReduce, Google Cloud Dataflow, Apache Spark, and Microsoft HDInsight.<\/p>"},{"question":"How is MapReduce used in practice?","answer":"<p>MapReduce finds applications in various domains, such as data analysis, search engines, machine learning, and recommendation systems. It allows businesses to process and analyze large-scale data efficiently.<\/p>"},{"question":"What challenges are associated with using MapReduce?","answer":"<p>Common challenges with MapReduce include data skew, efficient job scheduling, and disk I\/O bottlenecks. Proper techniques like data partitioning and combiners can address these issues.<\/p>"},{"question":"What are the future perspectives and technologies related to MapReduce?","answer":"<p>As big data technology evolves, new technologies like Apache Flink, Apache Beam, and serverless computing are emerging to complement or replace MapReduce for specific use cases.<\/p>"},{"question":"How can proxy servers enhance MapReduce performance?","answer":"<p>Proxy servers can play a vital role in managing and optimizing MapReduce jobs by providing load balancing, caching intermediate results, and adding an extra layer of security for data traffic between nodes.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/477961","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/477961\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media\/468863"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media?parent=477961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}