{"id":3731,"date":"2015-05-28T17:45:50","date_gmt":"2015-05-28T08:45:50","guid":{"rendered":"http:\/\/pchero21.com\/?p=3731"},"modified":"2015-05-28T17:46:35","modified_gmt":"2015-05-28T08:46:35","slug":"why-ps-is-wrong","status":"publish","type":"post","link":"http:\/\/pchero21.com\/?p=3731","title":{"rendered":"why ps is wrong?"},"content":{"rendered":"

\uc624\ub298 kldp \uc5d0 ps\ub85c \uba54\ubaa8\ub9ac\ub97c \ud655\uc778\ud558\ub824\uace0 \ud558\ub294\ub370 \uc798 \uc548\ub41c\ub2e4\ub294 \uc9c8\ubb38 \ub0b4\uc6a9\uc744 \ubd24\ub2e4.<\/p>\n

https:\/\/kldp.org\/node\/152025<\/a><\/p>\n

\ub2f5\uae00\uc744 \uc791\uc131\ud558\ub2e4\uac00 \uc7ac\ubbf8\uc788\ub294 \ub0b4\uc6a9\uc744 \uc54c\uac8c \ub418\uc5b4 \uc774\uacf3\uc5d0\ub3c4 \uac19\uc774 \ub2f4\uc544\ub454\ub2e4.<\/p>\n

 <\/p>\n

\uc9c8\ubb38 \ub0b4\uc6a9<\/strong><\/p>\n

\ud504\ub85c\uadf8\ub7a8 \uc548\uc5d0\uc11c 10 \ubc14\uc774\ud2b8\uc529 malloc \uc73c\ub85c \uba54\ubaa8\ub9ac\ub97c \ud560\ub2f9\ud588\uc2b5\ub2c8\ub2e4.
\n\uadf8\ub9ac\uace0 ps -eo user,size,cmd \uba85\ub839\uc73c\ub85c \uba54\ubaa8\ub9ac \uc99d\uac00\ub7c9\uc73c\ub85c \ud655\uc778\ud558\ub824\uace0 \ud588\uc9c0\ub9cc \uc804\ud600 \uba54\ubaa8\ub9ac \uc99d\uac00\uac00 \uc548\ub418\ub124\uc694.<\/p>\n

\uc65c \uadf8\ub7f0\uac70\uc8e0?<\/p><\/blockquote>\n

\ub2f5\ubcc0<\/strong><\/p>\n

\ub450 \uac00\uc9c0 \uc774\uc720\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

1. \ud655\uc778\ud558\uace0\uc790 \ud558\uc2dc\ub294 \uba54\ubaa8\ub9ac \uc99d\uac00\ub7c9\uc774 \ub108\ubb34 \uc791\uc2b5\ub2c8\ub2e4.<\/p>\n

man ps \uc5d0\uc11c size \ud56d\ubaa9\uc744 \ucc3e\uc544\ubd24\ub294\ub370 \ub530\ub85c \ub2e8\uc704\ub294 \uc548\ub098\uc624\ub124\uc694.
\n\ud558\uc9c0\ub9cc \ud14c\uc2a4\ud2b8 \ud574\ubcf4\ub2c8 \ub2e8\uc704\uac00 1K \uc600\uc2b5\ub2c8\ub2e4.
\n\ud504\ub85c\uadf8\ub7a8\uc744 \uc218\uc815\ud574\uc11c \ud55c\ubc88\uc5d0 1M \uc529 \uc99d\uac00\ud558\ub3c4\ub85d \ud574\ubd24\ub294\ub370, \uc99d\uac00\ub7c9\uc774 \ud655\uc778\ub418\ub124\uc694.
\n\ud560\ub2f9\ud558\ub294 \uba54\ubaa8\ub9ac \ud06c\uae30\ub97c 1M \ub2e8\uc704\ub85c \ud558\uc2e0\ub2e4\uba74 \uc27d\uac8c \uc99d\uac00 \ub0b4\uc5ed\uc744 \ud655\uc778\ud558\uc2e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

2. ps \uba85\ub839\uc740 \uc815\ud655\ud55c \uba54\ubaa8\ub9ac \ub7c9\uc744 \ud655\uc778\ud558\uae30\uc5d0\ub294 \ubd80\uc871\ud55c \uc720\ud2f8\ub9ac\ud2f0 \uc785\ub2c8\ub2e4.
\n\ucd9c\ucc98 : http:\/\/stackoverflow.com\/questions\/131303\/how-to-measure-actual-memory-u…<\/a><\/p>\n

ps \uba85\ub839\uc740 \uc0ac\uc2e4 \uc5b4\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uc815\ud655\ud55c \uba54\ubaa8\ub9ac \uc591\uc744 \ub098\ud0c0\ub0b4\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub2e8\uc9c0 \uc608\uc57d\ub41c \uba54\ubaa8\ub9ac \uc591\uc744 \ub098\ud0c0\ub0bc \ubfd0\uc785\ub2c8\ub2e4.
\n\ub2ec\ub9ac \ub9d0\ud558\uba74 \ub54c\uc5d0 \ub530\ub77c(\ucee4\ub110 \ub808\ubca8\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \ud398\uc774\uc9c0\uac00 \uacf5\uc720 \ub418\uac70\ub098 \ud560 \uacbd\uc6b0)\ubcc0\ub3d9\ub420 \uc18c\uc9c0\uac00 \uc788\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. (\uc608\ub97c \ub4e4\uba74 \uc5ec\ub7ec\uac1c\uc758 \uc4f0\ub808\ub4dc\ub098 \ub3d9\uc801 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uac00 \uc788\uc2b5\ub2c8\ub2e4.)<\/p>\n

\uadf8\ub9ac\uace0 \ub9cc\uc57d \uc815\ud655\ud55c \uba54\ubaa8\ub9ac \ud06c\uae30\ub97c \ud655\uc778\ud558\uace0\uc790 \ud558\uc2e0\ub2e4\uba74 \ub2e4\ub978 \ud504\ub85c\uadf8\ub7a8\uc744 \uc0ac\uc6a9\ud558\uc154\uc57c \ud569\ub2c8\ub2e4. valgrind \uac00 \ub300\ud45c\uc801\uc774\uc8e0. \uc8fc\ub85c \uba54\ubaa8\ub9ac \ub204\uc218 \ud0d0\uc9c0\uc5d0 \uc0ac\uc6a9\ub418\uc9c0\ub9cc \uba54\ubaa8\ub9ac \uc0ac\uc6a9\ub7c9\uc744 \ud655\uc778\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

————————————————————————————<\/p>\n

\uc2e4\uc81c\ub85c \uc704\uc5d0 \uc778\uc6a9\ud55c \uc2a4\ud0dd \uc624\ubc84\ud50c\ub85c\uc6b0\uc758 \ub0b4\uc6a9 \ub9d0\uace0\ub3c4 ps \ub294 \uba54\ubaa8\ub9ac \uc0ac\uc6a9\ub7c9\uc744 \ud655\uc778\ud558\ub294\ub370 \ubd80\uc871\ud558\ub2e4\ub294 \ub0b4\uc6a9\uc758 \ub9ce\uc740 \uc591\uc758 \ubb38\uc11c\ub97c \ud655\uc778\ud560 \uc218 \uc788\uc5c8\ub2e4.<\/p>\n

\uc815\ud655\ud55c \uba54\ubaa8\ub9ac \uc0ac\uc6a9\ub7c9\uc744 \ud655\uc778\ud558\uace0\uc790 \ud55c\ub2e4\uba74, \ub2e4\uc74c\uc758 \ub9c1\ud06c\uc5d0 \uc18c\uac1c\ub41c \ud504\ub85c\uadf8\ub7a8\uc744 \uc774\uc6a9\ud558\uc790.<\/p>\n

http:\/\/www.binarytides.com\/linux-command-check-memory-usage\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\uc624\ub298 kldp \uc5d0 ps\ub85c \uba54\ubaa8\ub9ac\ub97c \ud655\uc778\ud558\ub824\uace0 \ud558\ub294\ub370 \uc798 \uc548\ub41c\ub2e4\ub294 \uc9c8\ubb38 \ub0b4\uc6a9\uc744 \ubd24\ub2e4. https:\/\/kldp.org\/node\/152025 \ub2f5\uae00\uc744 \uc791\uc131\ud558\ub2e4\uac00 \uc7ac\ubbf8\uc788\ub294 \ub0b4\uc6a9\uc744 \uc54c\uac8c \ub418\uc5b4 \uc774\uacf3\uc5d0\ub3c4 \uac19\uc774 \ub2f4\uc544\ub454\ub2e4.   \uc9c8\ubb38 \ub0b4\uc6a9 \ud504\ub85c\uadf8\ub7a8 \uc548\uc5d0\uc11c 10 \ubc14\uc774\ud2b8\uc529 malloc \uc73c\ub85c \uba54\ubaa8\ub9ac\ub97c \ud560\ub2f9\ud588\uc2b5\ub2c8\ub2e4. \uadf8\ub9ac\uace0 ps -eo user,size,cmd \uba85\ub839\uc73c\ub85c \uba54\ubaa8\ub9ac \uc99d\uac00\ub7c9\uc73c\ub85c … Continue reading →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[19],"tags":[950,241,949,948,407],"_links":{"self":[{"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/posts\/3731"}],"collection":[{"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/pchero21.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3731"}],"version-history":[{"count":3,"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/posts\/3731\/revisions"}],"predecessor-version":[{"id":3734,"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/posts\/3731\/revisions\/3734"}],"wp:attachment":[{"href":"http:\/\/pchero21.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3731"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/pchero21.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3731"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/pchero21.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3731"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}