{"id":44590,"date":"2020-11-03T14:09:49","date_gmt":"2020-11-03T05:09:49","guid":{"rendered":"https:\/\/www.charlezz.com\/?p=44590"},"modified":"2020-11-03T14:09:49","modified_gmt":"2020-11-03T05:09:49","slug":"%ec%9a%b4%ec%98%81%ec%b2%b4%ec%a0%9c%ec%9d%98-process%ec%99%80-thread-%ec%9d%b4%ec%95%bc%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/charlezz.com\/?p=44590","title":{"rendered":"\uc6b4\uc601\uccb4\uc81c\uc758 Process\uc640 Thread \uc774\uc57c\uae30"},"content":{"rendered":"<h1>Process\uc640 Thread \uc774\uc57c\uae30<\/h1>\n<h2>\ud504\ub85c\uc138\uc2a4(Process)<\/h2>\n<p>\ub2e4\uc74c\uacfc \uac19\uc774 \uc704\ud0a4\uc5d0\uc11c \ud504\ub85c\uc138\uc2a4\uc758 \uc815\uc758\ub97c \ubc1c\ucdcc\ud588\ub2e4.<\/p>\n<blockquote>\n<p>In computing, a process is the instance of a computer program that is being executed by one or many threads.<\/p>\n<p>&nbsp;<\/p>\n<p>\ucef4\ud4e8\ud130 \ubd84\uc57c\uc5d0\uc11c <strong>\ud504\ub85c\uc138\uc2a4\ub294 \ucef4\ud4e8\ud130 \ud504\ub85c\uadf8\ub7a8\uc758 \uc778\uc2a4\ud134\uc2a4<\/strong>\ub85c, \ud558\ub098 \uc774\uc0c1\uc758 \uc2a4\ub808\ub4dc\ub97c \ud1b5\ud574 \uc2e4\ud589\ub41c\ub2e4.<\/p>\n<\/blockquote>\n<p>&nbsp;<\/p>\n<p>\ud504\ub85c\uc138\uc2a4\ub77c\ub294 \uba85\uce6d\uc740 \ub0af\uc124\uc218 \uc788\ub294\ub370, \ud504\ub85c\uadf8\ub7a8\uc740 \uce5c\uc219\ud558\ub9ac\ub77c \uc0dd\uac01\ub41c\ub2e4. \uc6b0\ub9ac\uac00 \ud754\ud788 \ub9d0\ud558\ub294 \ud504\ub85c\uadf8\ub7a8\uc774 \uc2e4\ud589\ub418\uba74 \ud504\ub85c\uc138\uc2a4 \uc778\uc2a4\ud134\uc2a4\uac00 \uc0dd\uc131\ub41c\ub2e4. \uc778\uc2a4\ud134\uc2a4\uac00 \uc0dd\uc131\ub41c\ub2e4\ub294 \uc758\ubbf8\ub294 \ud504\ub85c\uadf8\ub7a8 \uc2e4\ud589\uc5d0 \ud544\uc694\ud55c \ub0b4\uc6a9\uc774 \ucef4\ud4e8\ud130 \uba54\ubaa8\ub9ac(Ram)\uc5d0 \uc801\uc7ac\ub41c\ub2e4\ub294 \ub73b\uc774\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \ud504\ub85c\uc138\uc2a4\uc640 \ud504\ub85c\uadf8\ub7a8\uc744 \uac19\uc740 \uac1c\ub150\uc73c\ub85c \uc774\uc57c\uae30\ud560 \ub54c\uac00 \ub9ce\ub2e4. \ud558\uc9c0\ub9cc \uc5c4\ubc00\ud788 \ub530\uc9c0\uba74 \uc774 \ub458\uc740 \ub2e4\ub978 \uac1c\ub150\uc774\ub2e4.<\/p>\n<ul>\n<li>\ud504\ub85c\uadf8\ub7a8: \uc5b4\ub5a4 \uc791\uc5c5\uc744 \ud558\uae30 \uc704\ud574 \uc2e4\ud589\ud560 \uc218 \uc788\ub294 \ud30c\uc77c \ub610\ub294 \ud504\ub85c\uadf8\ub7a8<\/li>\n<li>\ud504\ub85c\uc138\uc2a4: \uba54\ubaa8\ub9ac\uc5d0 \uc801\uc7ac\ub418\uace0 CPU \uc790\uc6d0\uc744 \ud560\ub2f9\ubc1b\uc544 \ud504\ub85c\uadf8\ub7a8\uc774 \uc2e4\ud589\ub418\uace0 \uc788\ub294 \uc0c1\ud0dc<\/li>\n<\/ul>\n<div id=\"attachment_44592\" style=\"width: 509px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-img1.daumcdn.jpg\"><img aria-describedby=\"caption-attachment-44592\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-img1.daumcdn.jpg\" alt=\"\" width=\"499\" height=\"475\" class=\"wp-image-44592 size-full\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-img1.daumcdn.jpg 499w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-img1.daumcdn-300x286.jpg 300w\" sizes=\"(max-width: 499px) 100vw, 499px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44592\" class=\"wp-caption-text\">\uadf8\ub9bc1. \uc708\ub3c4\uc6b0\uc988 \uc6b4\uc601\uccb4\uc81c\uc5d0\uc11c \uc2e4\ud589\ub418\uace0 \uc788\ub294 \ud504\ub85c\uc138\uc2a4 \ubaa9\ub85d<\/p>\n<\/div>\n<div id=\"attachment_44593\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-6.png\"><img aria-describedby=\"caption-attachment-44593\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-6.png\" alt=\"\" width=\"1920\" height=\"1280\" class=\"wp-image-44593 size-full\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-6.png 1920w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-6-300x200.png 300w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-6-768x512.png 768w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-6-1024x683.png 1024w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-6-360x240.png 360w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44593\" class=\"wp-caption-text\">\uadf8\ub9bc2. macOS \uc6b4\uc601\uccb4\uc81c\uc5d0\uc11c \uc2e4\ud589\ub418\uace0 \uc788\ub294 \ud504\ub85c\uc138\uc2a4 \ubaa9\ub85d<\/p>\n<\/div>\n<div id=\"attachment_44594\" style=\"width: 2550px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-7.png\"><img aria-describedby=\"caption-attachment-44594\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-7.png\" alt=\"\" width=\"2540\" height=\"2648\" class=\"wp-image-44594 size-full\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-7.png 2540w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-7-288x300.png 288w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-7-768x801.png 768w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-screenshot-7-982x1024.png 982w\" sizes=\"(max-width: 2540px) 100vw, 2540px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44594\" class=\"wp-caption-text\">\uadf8\ub9bc3. \uc548\ub4dc\ub85c\uc774\ub4dc\uc5d0\uc11c \uc2e4\ud589\ub418\uace0 \uc788\ub294 \ud504\ub85c\uc138\uc2a4 \ubaa9\ub85d<\/p>\n<\/div>\n<p>\uc55e\uc758 \uadf8\ub9bc1,2,3\uacfc \uac19\uc774 \uc6b4\uc601\uccb4\uc81c(OS)\ub97c \ud1b5\ud574 \uc5ec\ub7ec \ud504\ub85c\uc138\uc2a4(\ud504\ub85c\uadf8\ub7a8)\ub97c \uc2e4\ud589\ud558\uace0 \uad00\ub9ac\ud560 \uc218 \uc788\ub2e4. \uc774\ub97c \uba40\ud2f0\ud0dc\uc2a4\ud0b9\uc774\ub77c\uace0 \ud55c\ub2e4.<\/p>\n<h3>\uba40\ud2f0 \ud0dc\uc2a4\ud0b9<\/h3>\n<p>\uba40\ud2f0\ud0dc\uc2a4\ud0b9\uc774\ub780 OS\ub97c \ud1b5\ud574 CPU\uac00 \uc791\uc5c5\ud558\ub294\ub370 \ud544\uc694\ud55c \uc790\uc6d0(\uc2dc\uac04)\uc744 \ud504\ub85c\uc138\uc2a4 \ub610\ub294 \uc2a4\ub808\ub4dc\uac04\uc5d0 \ub098\ub204\ub294 \ud589\uc704\ub97c \ub9d0\ud55c\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc5ec\ub7ec \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc744 \ub3d9\uc2dc\uc5d0 \uc5f4\uace0 \uc791\uc5c5 \ud560 \uc218 \uc788\ub2e4\ub294 \uc7a5\uc810\uc774 \uc788\ub2e4.\u00a0<\/p>\n<p>\uc74c\uc545\uc744 \ub4e4\uc73c\uba74\uc11c, \uc6f9\uc11c\ud551\uc744 \ud558\uace0, \uba54\uc2e0\uc800\uc758 \uba54\uc2dc\uc9c0\ub97c \ud655\uc778\ud560 \uc218 \uc788\ub294 \uc774\uc720\ub294 \ubaa8\ub450 \uba40\ud2f0\ud0dc\uc2a4\ud0b9 \ub355\ubd84\uc774\ub2e4.<\/p>\n<p>\uc774\ub97c \ub2e4\uc774\uc5b4\uadf8\ub7a8\uc73c\ub85c \ud45c\ud604\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n<div id=\"attachment_44595\" style=\"width: 1573px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-operationsystem.png\"><img aria-describedby=\"caption-attachment-44595\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-operationsystem.png\" alt=\"\" width=\"1563\" height=\"1044\" class=\"wp-image-44595 size-full\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-operationsystem.png 1563w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-operationsystem-300x200.png 300w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-operationsystem-768x513.png 768w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-operationsystem-1024x684.png 1024w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-operationsystem-360x240.png 360w\" sizes=\"(max-width: 1563px) 100vw, 1563px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44595\" class=\"wp-caption-text\">\uadf8\ub9bc4. \uc5ec\ub7ec Process\ub97c \uad00\ub9ac\ud558\ub294 \uc6b4\uc601\uccb4\uc81c\uc758 \ubaa8\uc2b5\uc744 \ub3c4\uc2dd\ud654\ud55c \ubaa8\ub378<\/p>\n<\/div>\n<p>\uadf8\ub9bc\uc5d0\uc11c\ub294 \uc5ec\ub7ec \ud504\ub85c\uc138\uc2a4\uac00 \ub3d9\uc2dc\uc5d0 \uc2e4\ud589\ub418\uace0 \uad00\ub9ac \ub418\ub294 \uac83\ucc98\ub7fc \ubcf4\uc774\uc9c0\ub9cc, \uc0ac\uc2e4 CPU\ub294 \ud55c\ubc88\uc5d0 \ud55c\uac00\uc9c0 \uba85\ub839\uc5b4\ubc16\uc5d0 \ucc98\ub9ac\ud558\uc9c0 \ubabb\ud55c\ub2e4. \uc989, \ub3d9\uc2dc\uac00 \uc544\ub2cc \uc7ac\ube60\ub974\uac8c \ud504\ub85c\uc138\uc2a4\ub4e4\uc744 \ubc88\uac08\uc544\uac00\uba70 \uc2e4\ud589\ud558\uace0, \uad00\ub9ac\ud558\ub294 \uac83\uc774\ub2e4. CPU\ub294 \uc0c1\uc0c1\uc774\uc0c1\uc73c\ub85c \ube60\ub974\uae30 \ub54c\ubb38\uc5d0, \ud504\ub85c\uc138\uc2a4\ub4e4\uc744 \ubc88\uac08\uc544\uac00\uba70 \uc2e4\ud589\ud558\uace0 \uad00\ub9ac\ud558\ub294 \uac83\uc774 \ub9c8\uce58 \ub3d9\uc2dc\uc5d0 \ud558\ub294 \uac83\ucc98\ub7fc \ubcf4\uc77c \ubfd0\uc774\ub2e4. \uc774\ub97c Context Switching(\ubb38\ub9e5\uad50\ud658)\uc774\ub77c\uace0 \ud55c\ub2e4.\u00a0<\/p>\n<p><strong>Context Switching<\/strong>: Context Switching<span>\uc774\ub780 \ud558\ub098\uc758 \ud504\ub85c\uc138\uc2a4\uac00 CPU\ub97c \uc0ac\uc6a9 \uc911\uc778 \uc0c1\ud0dc\uc5d0\uc11c \ub2e4\ub978 \ud504\ub85c\uc138\uc2a4\uac00 CPU\ub97c \uc0ac\uc6a9\ud558\ub3c4\ub85d \ud558\uae30 \uc704\ud574, \uc774\uc804\uc758 \ud504\ub85c\uc138\uc2a4\uc758 \uc0c1\ud0dc\ub97c \ubcf4\uad00\ud558\uace0 \uc0c8\ub85c\uc6b4 \ud504\ub85c\uc138\uc2a4\uc758 \uc0c1\ud0dc\ub97c \uc801\uc7ac\ud558\ub294 \uc791\uc5c5\uc744 \ub9d0\ud55c\ub2e4.<\/span><\/p>\n<p>Context Switching\uc740 \uc6b4\uc601\uccb4\uc81c\uc758 CPU\uc790\uc6d0\uc744 \ud560\ub2f9\ud558\ub294 <strong>\uc2a4\ucf00\uc904\ub7ec(Scheuler)<\/strong>\uc5d0 \uc758\ud574 \ubc1c\uc0dd\ud55c\ub2e4. CPU\ub97c \uc801\uc808\ud558\uace0 \ud6a8\uc728\uc801\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ud558\ub294 \uc791\uc5c5\uc744 \uc2a4\ucf00\uc904\ub9c1\uc774\ub77c \ud55c\ub2e4.<\/p>\n<h4>CPU Scheduler<\/h4>\n<p>\uc2a4\ucf00\uc904\ub7ec(Scheduler)\ub294 \ub808\ub514 \ud050\uc5d0 \uc874\uc7ac\ud558\ub294 \ud504\ub85c\uc138\uc2a4\ub4e4\uc744 \ud2b9\uc815\ud55c \uc6b0\uc120\uc21c\uc704\ub97c \uae30\ubc18\uc73c\ub85c CPU\ub97c \ud560\ub2f9\ubc1b\uac8c \ud574\uc8fc\ub294 \uc5ed\ud560\uc744 \ud55c\ub2e4. \uc2a4\ucf00\uc904\ub9c1\uc758 \ubaa9\uc801\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 3\uac00\uc9c0\ub85c \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n<ul>\n<li>CPU\ub97c \ucd5c\ub300\ud55c \ud65c\uc6a9\ud558\uae30<\/li>\n<li>\ub300\uae30 \uc2dc\uac04\uc744 \ucd5c\uc18c\ud654 \ud558\uae30<\/li>\n<li>\ucc98\ub9ac\ub7c9\uc744 \ucd5c\ub300\ud654 \ud558\uae30<\/li>\n<\/ul>\n<p>\uc2a4\ucf00\uc904\ub9c1\uc740 \uba40\ud2f0 \ud0dc\uc2a4\ud0b9 \uc791\uc5c5\uc744 \ub9cc\ub4e4\uc5b4\ub0b4\ub294 \ub370\uc5d0 \uc788\uc5b4\uc11c \ud575\uc2ec\uc801\uc778 \uac1c\ub150\uc774\ub2e4.<\/p>\n<p>\uc2a4\ucf00\uc974\ub9c1\uc744 \uad6c\ud604\ud558\ub294\ub370\ub294 \ubc18\ub4dc\uc2dc \uc790\ub8cc\uad6c\uc870\uc758 \uad6c\ud604\uc774 \ub530\ub974\ub294\ub370, \uc5b4\ub5a4 \uc790\ub8cc\uad6c\uc870\ub97c \uc774\uc6a9\ud558\ub294\uc9c0\uac00 \uc2a4\ucf00\uc974\ub9c1\uc5d0 \uc911\uc694\ud55c \uc694\uc18c\uc774\ub2e4. \ub300\ud45c\uc801\uc73c\ub85c Linked List, Hash List, Bitmap, Red-Black Tree \ub4f1\uc774 \uc788\ub2e4.<\/p>\n<p>\uc774\ub97c \uad6c\ud604\ud558\ub294 \uc2a4\ucf00\uc974\ub9c1 \uc54c\uace0\ub9ac\uc998 \ub530\ub77c \uc2a4\ucf00\uc974\ub9c1 \uc885\ub958\uac00 \ub610 \ub098\ub25c\ub2e4.<\/p>\n<ul>\n<li>FCFS: First Come, First Serve \uc758 \uc57d\uc790\ub85c, \ub9d0\uadf8\ub300\ub85c \uc120\ucc29\uc21c \uc54c\uace0\ub9ac\uc998\uc774\ub2e4. \uba3c\uc800 \ub3c4\ucc29\ud55c \ud504\ub85c\uc138\uc2a4\ub97c \ucc98\ub9ac\ud558\ub294 \uc2a4\ucf00\uc974\ub9c1<\/li>\n<li>SJF: Shorted Job First\uc758 \uc57d\uc790\ub85c, \ucd5c\ub2e8 \uc791\uc5c5\uc744 \uc6b0\uc120\ud558\ub294 \uc2a4\ucf00\uc974\ub9c1\uc774\ub2e4.<\/li>\n<li>Priority Scheduling: \ubbf8\ub9ac \uc8fc\uc5b4\uc9c4 \ud504\ub85c\uc138\uc2a4\uc758 \uc6b0\uc120 \uc21c\uc704\uc5d0 \ub530\ub77c\uc11c \uc2a4\ucf00\uc974\ub9c1\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/li>\n<li>RR: Round Robin\uc758 \uc57d\uc790\ub85c, \uc815\ud574\uc9c4 \uc2dc\uac04\uc5d0 \uc8fc\uc5b4\uc9c4 \ub9cc\ud07c \ud504\ub85c\uc138\uc2a4\ub97c \ud560\ub2f9\ud55c \ub4a4 \uc791\uc5c5\uc774 \ub05d\ub09c \ud504\ub85c\uc138\uc2a4\ub294 \ub808\ub514\ud050\uc758 \uac00\uc7a5 \ub9c8\uc9c0\ub9c9\uc5d0 \uac00\uc11c \uc7ac\ud560\ub2f9\uc744 \uae30\ub2e4\ub9b0\ub2e4.<\/li>\n<li>Multilevel-Queue: \ub808\ub514\ud050\ub97c \uc5ec\ub7ec\uac1c\uc758 \ud050\ub85c \ubd84\ub958\ud558\uc5ec \uac01 \ud050\uac00 \uac01\uac01 \ub2e4\ub978 \uc2a4\ucf00\uc974\ub9c1 \uc54c\uace0\ub9ac\uc998\uc744 \uac00\uc9c0\ub294 \ubc29\uc2dd<\/li>\n<li>Multilevel-Feedback-Queue: Multilevel-Queue\ub294 \ud2b9\uc815 \ud504\ub85c\uc138\uc2a4\uac00 \ud050\uc5d0 \uace0\uc815\ub418\uc5b4 \uc788\uc9c0\ub9cc, Multilevel-Feedback-Queue\ub294 \ud050\uc640 \ud050 \uc0ac\uc774\uc5d0 \ud504\ub85c\uc138\uc2a4\uac00 \uc774\ub3d9\ud558\ub294 \uac83\uc744 \ud5c8\uc6a9\ud55c\ub2e4.<\/li>\n<\/ul>\n<h3>PCB\uc640 \ud504\ub85c\uc138\uc2a4\uc758 \uc0c1\ud0dc<\/h3>\n<p><b>\ud504\ub85c\uc138\uc2a4 \uc81c\uc5b4 \ube14\ub85d<\/b><span>(Process Control Block, \uc904\uc5ec\uc11c PCB)\uc740 \ud2b9\uc815\ud55c \ud504\ub85c\uc138\uc2a4<\/span><span>\ub97c \uad00\ub9ac\ud560 \ud544\uc694\uac00 \uc788\ub294 \uc815\ubcf4\ub97c \ud3ec\ud568\ud558\ub294\u00a0\uc6b4\uc601\uccb4\uc81c \ucee4\ub110<\/span><span>\uc758 \uc790\ub8cc \uad6c\uc870\uc774\ub2e4.\u00a0<\/span><\/p>\n<p>PCB\uac00 \ud544\uc694\ud55c \uc774\uc720\ub294 \ubc14\ub85c Context Switching \ub54c\ubb38\uc774\ub2e4. CPU\uac00 \uc5ec\ub7ec \ud504\ub85c\uc138\uc2a4\ub97c \ube60\ub974\uac8c \ubc88\uac08\uc544\uac00\uba74\uc11c \uc791\uc5c5\ud558\uae30 \uc704\ud574\uc11c\ub294 \ud504\ub85c\uc138\uc2a4\uc5d0 \ub300\ud55c \uc815\ubcf4 \ubc0f \uc0c1\ud0dc\ub97c \uc800\uc7a5\/\ubcf5\uc6d0 \ud560 \ud544\uc694\uac00 \uc788\ub2e4.\u00a0<\/p>\n<p>\uc6b4\uc601\uccb4\uc81c\uc5d0 \ub530\ub77c PCB\uc5d0 \ud3ec\ud568\ub418\ub294 \ud56d\ubaa9\uc774 \ub2e4\ub97c \uc218 \uc788\uc9c0\ub9cc, \uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\uc74c\uacfc \uac19\uc740 \uc815\ubcf4\uac00 \ud3ec\ud568\ub41c\ub2e4.<\/p>\n<ul>\n<li>\ud504\ub85c\uc138\uc2a4 \uc2dd\ubcc4\uc790(PID;Process ID)<\/li>\n<li>\ud504\ub85c\uc138\uc2a4 \uc0c1\ud0dc(Process State)<\/li>\n<li>\ud504\ub85c\uadf8\ub7a8 \uacc4\uc218\uae30(Program Counter)<\/li>\n<li>CPU \ub808\uc9c0\uc2a4\ud130 \ubc0f \uc77c\ubc18 \ub808\uc9c0\uc2a4\ud130<\/li>\n<li><span>CPU \uc2a4\ucf00\uc904\ub9c1 \uc815\ubcf4<\/span><\/li>\n<li><span>\uba54\ubaa8\ub9ac \uad00\ub9ac \uc815\ubcf4<\/span><\/li>\n<li><span>\ud504\ub85c\uc138\uc2a4 \uacc4\uc815 \uc815\ubcf4<\/span><\/li>\n<li><span>\uc785\ucd9c\ub825 \uc0c1\ud0dc \uc815\ubcf4<\/span><\/li>\n<\/ul>\n<h4>\ud504\ub85c\uc138\uc2a4 \uc0c1\ud0dc<\/h4>\n<div id=\"attachment_44597\" style=\"width: 662px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-img1.daumcdn-1.jpg\"><img aria-describedby=\"caption-attachment-44597\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-img1.daumcdn-1.jpg\" alt=\"\" width=\"652\" height=\"254\" class=\"wp-image-44597 size-full\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-img1.daumcdn-1.jpg 652w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-img1.daumcdn-1-300x117.jpg 300w\" sizes=\"(max-width: 652px) 100vw, 652px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44597\" class=\"wp-caption-text\">\uadf8\ub9bc5. \ud504\ub85c\uc138\uc2a4 \uc0c1\ud0dc<\/p>\n<\/div>\n<p>\ud504\ub85c\uc138\uc2a4\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc0dd\uba85\uc8fc\uae30\ub97c \uac16\ub294\ub2e4.<\/p>\n<ul>\n<li>new : \ud504\ub85c\uc138\uc2a4\uac00 \uc0dd\uc131\ub418\ub294 \uc0c1\ud0dc<\/li>\n<li>ready : \ud504\ub85c\uc138\uc2a4\uac00 CPU\uc5d0 \ud560\ub2f9\ub418\uc5b4, \ucc98\ub9ac\ub418\uae30\ub97c \uae30\ub2e4\ub9ac\ub294 \uc0c1\ud0dc<\/li>\n<li>running: \ud504\ub85c\uc138\uc2a4\uac00 CPU\uc5d0 \ud560\ub2f9\ub418\uc5b4, \uba85\ub839\uc5b4\ub4e4\uc774 \uc2e4\ud589 \ub418\ub294 \uc0c1\ud0dc<\/li>\n<li>waiting: \uc5b4\ub5a4 \uc774\ubca4\ud2b8\uc758 \ubc1c\uc0dd\uc73c\ub85c \uc778\ud574 \ud504\ub85c\uc138\uc2a4\uac00 \uae30\ub2e4\ub9ac\ub294 \uc0c1\ud0dc<\/li>\n<li>terminated: \ud504\ub85c\uc138\uc2a4\uac00 \uc885\ub8cc\ub418\ub294 \uc0c1\ud0dc<\/li>\n<\/ul>\n<div id=\"attachment_44598\" style=\"width: 694px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-context-switching.png\"><img aria-describedby=\"caption-attachment-44598\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-context-switching.png\" alt=\"\" width=\"684\" height=\"416\" class=\"wp-image-44598 size-full\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-context-switching.png 684w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-context-switching-300x182.png 300w\" sizes=\"(max-width: 684px) 100vw, 684px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44598\" class=\"wp-caption-text\">\uadf8\ub9bc6. \ud504\ub85c\uc138\uc2a4 \uac04 Context Switching<\/p>\n<\/div>\n<p>\ub450 \ud504\ub85c\uc138\uc2a4 P0\uacfc P1\uc774 \uc788\ub2e4\uace0 \uac00\uc815\ud558\uc790. P0\uc740 Running(\uc2e4\ud589\uc911)\uc778 \uc0c1\ud0dc, P1\uc740 Ready(\ub300\uae30) \uc0c1\ud0dc\ub2e4. \uc774 \uc0c1\ud0dc\uc5d0\uc11c interrupt \ub610\ub294 \uc2dc\uc2a4\ud15c \ucf5c\uc774 \ubc1c\uc0dd\ud558\uba74 P0\uc740 Running\uc774 \uc544\ub2cc Ready \uc0c1\ud0dc\ub85c \uc804\ud658\ub41c\ub2e4. \ucd94\ud6c4 \ubcf5\uc6d0\ub420 P0\uc744 \uc704\ud574 \ud574\ub2f9 \ud504\ub85c\uc138\uc2a4 \uc815\ubcf4\ub97c PCB\uc5d0 \ub2f4\uc544 \uc800\uc7a5\ud55c\ub2e4. P1\uc740 \uc774\uc804\uc5d0 \uc800\uc7a5\ud55c PCB\ub85c\ubd80\ud130 \uc0c1\ud0dc\ub97c \ubcf5\uc6d0\ud558\uc5ec \uc791\uc5c5\uc744 \uacc4\uc18d \uc218\ud589\ud55c\ub2e4. P1\ub3c4 \uc5b4\ub290 \uc2dc\uc810\uc774 \ub418\uba74 \ub2e4\uc2dc Ready \uc0c1\ud0dc\uac00 \ub418\uc5b4 PCB\uc5d0 \uc0c1\ud0dc\ub97c \ub2f4\uc544 \uc800\uc7a5\ud558\uace0, P0\uc774 PCB\ub85c\ubd80\ud130 \ubcf5\uc6d0\ub418\uc5b4 \uc791\uc5c5\uc744 \uacc4\uc18d \uc218\ud589\ud560 \uac83\uc774\ub2e4.<\/p>\n<p>\uc774 \uc791\uc5c5\ub4e4\uc774 \uacc4\uc18d \ud574\uc11c \ubc18\ubcf5\ub418\ub294\ub370, \uc774\ub7ec\ud55c \uc77c\ub828\uacfc\uc815\ub4e4\uc744 Context Switching\uc774\ub77c\uace0 \ud55c\ub2e4. Context Switching\ub3c4 \uba54\ubaa8\ub9ac\uc5d0 I\/O\ub97c \ud558\ub294 \uc791\uc5c5\uc774\uae30 \ub54c\ubb38\uc5d0 \uc2e4\ud589\ub418\ub294 \ud504\ub85c\uc138\uc2a4\uc758 \uc218\uac00 \ub9ce\uac70\ub098, Context Switching\uc758 \ube48\ubc88\ud55c \ubc1c\uc0dd\uc740 Overhead\ub97c \ubc1c\uc0dd\uc2dc\ucf1c \uc131\ub2a5 \uc800\ud558\ub97c \uacb0\uacfc\ub97c \uac00\uc838\uc628\ub2e4.<\/p>\n<h3>\uba54\ubaa8\ub9ac \uc601\uc5ed<\/h3>\n<p>\uadf8\ub9bc4\uc640 \uac19\uc774 \ud558\ub098\uc758 \ud504\ub85c\uc138\uc2a4\ub294 \uac01\uac01 \ub3c5\ub9bd\ub41c \uba54\ubaa8\ub9ac \uc601\uc5ed(Code, Data, Stack, Heap)\uc744 \ud560\ub2f9\ubc1b\ub294\ub2e4. \uac01 \uba54\ubaa8\ub9ac \uc601\uc5ed\uc774 \ud558\ub294 \uc77c\uc744 \uc0b4\ud3b4\ubcf4\uc790.<\/p>\n<p><strong>\ucf54\ub4dc(Code) \uc601\uc5ed:<\/strong><\/p>\n<p>\ucf54\ub4dc \uc601\uc5ed\uc740 \uc2e4\ud589\ud560 \ud504\ub85c\uadf8\ub7a8\uc758 \ucf54\ub4dc \ubc0f \ub9e4\ud06c\ub85c \uc0c1\uc218\uac00 \uae30\uacc4\uc5b4 \ud615\ud0dc\ub85c \uc800\uc7a5\ub418\ub294 \uc601\uc5ed\uc774\ub2e4. CPU\ub294 \ucf54\ub4dc\uc601\uc5ed\uc5d0 \uc800\uc7a5\ub41c \uba85\ub839\uc5b4\ub97c \ud558\ub098\uc529 \ucc98\ub9ac\ud55c\ub2e4.\u00a0<\/p>\n<p><strong>\ub370\uc774\ud130(Data) \uc601\uc5ed:<\/strong><\/p>\n<p>\ub370\uc774\ud130 \uc601\uc5ed\uc740 \ucf54\ub4dc\uc5d0\uc11c \uc120\uc5b8\ud55c \uc804\uc5ed \ubcc0\uc218\uc640 \uc815\uc801(static) \ubcc0\uc218\uac00 \uc800\uc7a5\ub418\ub294 \uc601\uc5ed\uc774\ub2e4. \ub370\uc774\ud130 \uc601\uc5ed\uc740 \ud504\ub85c\uadf8\ub7a8\uc758 \uc2dc\uc791\uacfc \ud568\uaed8 \ud560\ub2f9\ub418\uc5b4 \uc885\ub8cc\ub420 \ub54c \uc18c\uba78\ub41c\ub2e4.<\/p>\n<p><strong>\uc2a4\ud0dd(Stack) \uc601\uc5ed:<\/strong><\/p>\n<p>\uc2a4\ud0dd \uc601\uc5ed\uc740 \ud568\uc218 \uc548\uc5d0\uc11c \uc120\uc5b8\ub41c \uc9c0\uc5ed\ubcc0\uc218, \ub9e4\uac1c\ubcc0\uc218, \ub9ac\ud134\uac12, \ub4f1\uc774 \uc800\uc7a5\ub418\uace0 \ud568\uc218 \ud638\ucd9c\uc2dc \uae30\ub85d\ud558\uace0 \uc885\ub8cc\ub418\uba74 \uc81c\uac70\ud55c\ub2e4. \uc2a4\ud0dd\uc774\ub77c\ub294 \uc790\ub8cc\uad6c\uc870 \uba85\uce6d\uc5d0\uc11c\ub3c4 \uc54c \uc218 \uc788\ub4ef\uc774 \ud6c4\uc704\uc120\ucd9c(LIFO) \uba54\ucee4\ub2c8\uc998\uc744 \ub530\ub978\ub2e4.<\/p>\n<p>\ud754\ud788 \uc7ac\uadc0\ud568\uc218\ub97c \ud1b5\ud574 \ub108\ubb34 \ub9ce\uc740 \ud568\uc218\ub97c \ud638\ucd9c\ud558\uac8c \ub418\ub294 \uacbd\uc6b0 \uc2a4\ud0dd \uc601\uc5ed\uc774 \ucd08\uacfc\ud558\uba74\uc11c Stack Overflow(\uc2a4\ud0dd\uc624\ubc84\ud50c\ub85c\uc6b0)\uc5d0\ub7ec\uac00 \ubc1c\uc0dd\ud55c\ub2e4. (\uc5ec\ub7ec\ubd84\uc774 \uc798 \uc544\ub294 \uadf8 <a href=\"http:\/\/stackoverflow.com\/\">\uc2a4\ud0dd\uc624\ubc84\ud50c\ub85c\uc6b0<\/a>\uac00 \uc5ec\uae30\uc11c \ub530\uc628\uac83\uc774\ub2e4)<\/p>\n<p><strong>\ud799(Heap) \uc601\uc5ed:<\/strong><\/p>\n<p>\ud799 \uc601\uc5ed\uc740 \uad00\ub9ac\uac00 \uac00\ub2a5\ud55c \ub370\uc774\ud130 \uc774\uc678\uc758 \ub2e4\ub978 \ud615\ud0dc\uc758 \ub370\uc774\ud130\ub97c \uad00\ub9ac\ud558\uae30 \uc704\ud55c \uacf5\uac04(Free Space)\uc774\ub2e4. \uc774 \uacf5\uac04\uc740 \ub3d9\uc801 \uba54\ubaa8\ub9ac \ud560\ub2f9 \uacf5\uac04\uc774\ubbc0\ub85c \uc0ac\uc6a9\uc774 \ub05d\ub098\uba74 \uc6b4\uc601\uccb4\uc81c\uac00 \uc4f8\uc218 \uc788\ub3c4\ub85d \ubc18\ub0a9\ud574\uc57c \ud55c\ub2e4. \ud504\ub85c\uadf8\ub7a8\uc774 \uc2e4\ud589\ud558\ub294 \uc21c\uac04 \ud504\ub85c\uadf8\ub7a8\uc774 \uc0ac\uc6a9\ud560 \uba54\ubaa8\ub9ac \ud06c\uae30\ub97c \uace0\ub824\ud558\uc5ec \uba54\ubaa8\ub9ac\uc758 \ud560\ub2f9\uc774 \uc774\ub8e8\uc5b4\uc9c0\ub294 \ub370\uc774\ud130 \ub610\ub294 \uc2a4\ud0dd\uacfc \uac19\uc740 \uc815\uc801 \uba54\ubaa8\ub9ac \ud560\ub2f9\uacfc\ub294 \ub300\uc870\uc801\uc774\ub2e4. \ub3d9\uc801 \uba54\ubaa8\ub9ac \ud560\ub2f9\uc740 \uc5b4\ub290 \uc2dc\uc810\uc5d0 \uc5b4\ub290 \uc815\ub3c4\uc758 \uacf5\uac04\uc744 \ud560\ub2f9\ud560 \uc218 \uc788\uc744\uc9c0 \uc815\ud655\ud788\uac8c \uc608\uce21\ud560 \uc218 \uc5c6\uc73c\ubbc0\ub85c, \ub7f0\ud0c0\uc784\uc5d0 \ud655\uc778\uac00\ub2a5\ud558\ub2e4.<\/p>\n<h3>IPC(Inter-Process Commnuication)<\/h3>\n<div id=\"attachment_44596\" style=\"width: 479px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-t1.daumcdn.png\"><img aria-describedby=\"caption-attachment-44596\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-t1.daumcdn.png\" alt=\"\" width=\"469\" height=\"203\" class=\"wp-image-44596 size-full\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-t1.daumcdn.png 469w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-t1.daumcdn-300x130.png 300w\" sizes=\"(max-width: 469px) 100vw, 469px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44596\" class=\"wp-caption-text\">\uadf8\ub9bc7. \uc548\ub4dc\ub85c\uc774\ub4dc\uc758 Parcelable\uc744 \ud1b5\ud574 IPC\ud558\ub294 \ub2e4\uc774\uc5b4\uadf8\ub7a8<\/p>\n<\/div>\n<p>\uac01 \ud504\ub85c\uc138\uc2a4\ub294 \ubcc4\ub3c4\uc758 \uacf5\uac04\uc5d0\uc11c \uc2e4\ud589\ub418\uae30 \ub54c\ubb38\uc5d0, \ud55c \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c \ub2e4\ub978 \ud504\ub85c\uc138\uc2a4\uc758 \uba54\ubaa8\ub9ac\uc601\uc5ed\uc5d0 \uc811\uadfc\ud560 \uc218 \uc5c6\ub2e4.\u00a0\ub9cc\uc57d \ud504\ub85c\uc138\uc2a4\uac00 \ub2e4\ub978 \ud504\ub85c\uc138\uc2a4 \uc790\uc6d0\uc5d0 \uc811\uadfc\ud558\ub824\uba74 IPC(Inter-Process Commnuication)\ub97c \uc0ac\uc6a9\ud574\uc57c \ud55c\ub2e4.<\/p>\n<p>IPC\ub780 \uc6b4\uc601\uccb4\uc81c \uc0c1\uc5d0\uc11c \uc2e4\ud589 \uc911\uc778 \ud504\ub85c\uc138\uc2a4 \uac04\uc5d0 \uc815\ubcf4\ub97c \uc8fc\uace0\ubc1b\ub294 \uac83\uc744 \ub9d0\ud55c\ub2e4. \ud504\ub85c\uc138\uc2a4\ub294 \uc790\uc2e0\uc5d0\uac8c \ud560\ub2f9\ub41c \uba54\ubaa8\ub9ac \ub0b4\uc758 \uc815\ubcf4\ub9cc \uc811\uadfc\ud560 \uc218 \uc788\ub294\ub370,\u00a0\uc774\ub294 \uc548\uc804\uc131\uc744 \uc704\ud574 \uc6b4\uc601\uccb4\uc81c\uc5d0\uc11c \uc790\uae30 \ud504\ub85c\uc138\uc2a4\uc758 \uba54\ubaa8\ub9ac\ub9cc \uc811\uadfc\ud558\ub3c4\ub85d \uac15\uc81c\ud558\uace0 \uc788\ub2e4\ub294 \uac83\uc774\ub2e4.<\/p>\n<p>IPC\uc758 \uc885\ub958\ub85c\ub294 \uba54\uc77c\uc2ac\ub86f, \ud30c\uc774\ud504, \uc18c\ucf13, \uc2dc\uadf8\ub110, \uacf5\uc720\uba54\ubaa8\ub9ac \ub4f1\uc774 \uc788\ub2e4. \uc548\ub4dc\ub85c\uc774\ub4dc\uc5d0\uc11c\ub294 \ub300\ud45c\uc801\uc778 IPC\uc758 \uc608\uac00 <a href=\"https:\/\/www.charlezz.com\/?p=823\">Parcelable<\/a>\uc774\ub2e4. \uc774\uc678\uc5d0\ub3c4 AIDL\uacfc \uac19\uc740 \uc11c\ube44\uc2a4 \ubc14\uc778\ub529 \ub4f1\uc774 \uc788\ub2e4.<\/p>\n<h2>\uc2a4\ub808\ub4dc(Thread)<\/h2>\n<p>\ub2e4\uc74c\uacfc \uac19\uc774 \uc704\ud0a4\uc5d0\uc11c \uc2a4\ub808\ub4dc\uc758 \uc815\uc758\ub97c \ubc1c\ucdcc\ud588\ub2e4.<\/p>\n<blockquote>\n<p>In computer science, a thread of execution is the smallest sequence of programmed instructions that can be managed independently by a scheduler, which is typically a part of the operating system<\/p>\n<p>&nbsp;<\/p>\n<p>\ucef4\ud4e8\ud130 \ubd84\uc57c\uc5d0\uc11c \uc2e4\ud589\ub418\ub294 \uc2a4\ub808\ub4dc\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc6b4\uc601\uccb4\uc81c\uc758 \uc77c\ubd80\uc778 \uc2a4\ucf00\uc904\ub7ec\uc5d0 \uc758\ud574 \ub3c5\ub9bd\uc801\uc73c\ub85c \uad00\ub9ac \ub420 \uc218 \uc788\ub294 \ud504\ub85c\uadf8\ub798\ubc0d \ub41c \uba85\ub839\uc5b4\uc758 \uac00\uc7a5 \uc791\uc740 \uc2dc\ud000\uc2a4\ub2e4.<\/p>\n<\/blockquote>\n<div id=\"attachment_44599\" style=\"width: 450px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-440px-multithreaded-process.svg_.png\"><img aria-describedby=\"caption-attachment-44599\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-440px-multithreaded-process.svg_.png\" alt=\"\" width=\"440\" height=\"416\" class=\"wp-image-44599 size-full\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-440px-multithreaded-process.svg_.png 440w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-440px-multithreaded-process.svg_-300x284.png 300w\" sizes=\"(max-width: 440px) 100vw, 440px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44599\" class=\"wp-caption-text\">\uadf8\ub9bc8. \uc2dc\uac04\uc5d0 \ub530\ub978 \ud504\ub85c\uc138\uc2a4\uc640 \uc2a4\ub808\ub4dc\uc758 \ud750\ub984<\/p>\n<\/div>\n<p>\uc2a4\ub808\ub4dc\ub294 \uc5b4\ub5a0\ud55c \ud504\ub85c\uadf8\ub7a8 \ub0b4\uc5d0\uc11c, \ud2b9\ud788 \ud504\ub85c\uc138\uc2a4 \ub0b4\uc5d0\uc11c \uc2e4\ud589\ub418\ub294 \ud750\ub984\uc758 \ub2e8\uc704\ub97c \ub9d0\ud55c\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \ud558\ub098\uc758 \uc560\ud50c\ub9ac\ucf00\uc774\uc158(\ud504\ub85c\uadf8\ub7a8)\uc740 \ud558\ub098 \uc774\uc0c1\uc758 \ud504\ub85c\uc138\uc2a4\ub97c \uac00\uc9c0\uace0 \uc788\uace0, \ud558\ub098\uc758 \ud504\ub85c\uc138\uc2a4\ub294 \ubc18\ub4dc\uc2dc \ud558\ub098 \uc774\uc0c1\uc758 \uc2a4\ub808\ub4dc\ub97c \uac16\ub294\ub2e4. \uc989 \ud504\ub85c\uc138\uc2a4\ub97c \uc0dd\uc131\ud558\uba74 \uae30\ubcf8\uc801\uc73c\ub85c \ud558\ub098\uc758 (\uba54\uc778)\uc2a4\ub808\ub4dc\uac00 \uc0dd\uc131\ub418\ub294 \uc148\uc774\ub2e4.<\/p>\n<h3>\ud504\ub85c\uc138\uc2a4\uc640 \uc2a4\ub808\ub4dc \ube44\uad50<\/h3>\n<div id=\"attachment_44600\" style=\"width: 510px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-thread.png\"><img aria-describedby=\"caption-attachment-44600\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-thread.png\" alt=\"\" width=\"500\" height=\"445\" class=\"wp-image-44600\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-thread.png 903w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-thread-300x267.png 300w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-thread-768x684.png 768w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44600\" class=\"wp-caption-text\">\uadf8\ub9bc9. \uba54\ubaa8\ub9ac \uad00\uc810\uc5d0\uc11c \ubcf8 \ud504\ub85c\uc138\uc2a4\uc640 \uc2a4\ub808\ub4dc<\/p>\n<\/div>\n<p>\ud504\ub85c\uc138\uc2a4\ub294 \uc2e4\ud589\ub420 \ub54c \uc6b4\uc601\uccb4\uc81c\ub85c\ubd80\ud130 \uac01\uac01 \ub3c5\ub9bd\ub41c \uba54\ubaa8\ub9ac \uc601\uc5ed\uc744 \ud560\ub2f9 \ubc1b\ub294\ub2e4. \uc2a4\ub808\ub4dc\ub294 \ud55c \ud504\ub85c\uc138\uc2a4 \ub0b4\uc5d0\uc11c \ub3d9\uc791\ub418\ub294 \ud750\ub984\uc73c\ub85c \ud504\ub85c\uc138\uc2a4 \ub0b4\uc5d0\uc11c Stack \uc601\uc5ed\ub9cc \ubcc4\ub3c4\ub85c \ud560\ub2f9 \ubc1b\uace0, \ubd80\ubaa8 \ud504\ub85c\uc138\uc2a4\uc758 Code, Data, Heap \uc601\uc5ed\uc740 \uacf5\uc720 \ud55c\ub2e4. \uc989, \ud504\ub85c\uc138\uc2a4\ub0b4\uc5d0\uc11c \uc790\uc2dd \uc2a4\ub808\ub4dc\ub4e4\uc740 \uc11c\ub85c \uc8fc\uc18c \uacf5\uac04\uc774\ub098 \uc790\uc6d0\ub4e4\uc744 \uacf5\uc720\ud558\uba74\uc11c \uc2e4\ud589\ub420 \uc218 \uc788\ub2e4.<\/p>\n<h3>\uba40\ud2f0 \ud504\ub85c\uc138\uc2a4\uc640 \uba40\ud2f0 \uc2a4\ub808\ub4dc<\/h3>\n<h4>\uba40\ud2f0 \ud504\ub85c\uc138\uc2a4<\/h4>\n<p>\uba40\ud2f0 \ud504\ub85c\uc138\uc2a4\ub780 \ud558\ub098\uc758 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc5ec\ub7ec \uac1c\uc758 \ud504\ub85c\uc138\uc2a4\ub85c \uad6c\uc131\ud558\uc5ec \uac01 \ud504\ub85c\uc138\uc2a4\uac00 \ud558\ub098\uc758 \uc791\uc5c5\uc744 \ucc98\ub9ac\ud558\ub3c4\ub85d \ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n<div id=\"attachment_44602\" style=\"width: 510px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-parent-children-process.png\"><img aria-describedby=\"caption-attachment-44602\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-parent-children-process.png\" alt=\"\" width=\"500\" height=\"709\" class=\"wp-image-44602\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-parent-children-process.png 1053w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-parent-children-process-211x300.png 211w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-parent-children-process-768x1090.png 768w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-parent-children-process-722x1024.png 722w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44602\" class=\"wp-caption-text\">\uadf8\ub9bc10. \uba40\ud2f0 \ud504\ub85c\uc138\uc2a4<\/p>\n<\/div>\n<p>\uba40\ud2f0 \ud504\ub85c\uc138\uc2a4\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ud2b9\uc9d5\uc774 \uc788\ub2e4.<\/p>\n<ul>\n<li>\uc548\uc815\uc131\uc774 \uc88b\ub2e4. \uc5ec\ub7ec\uac1c\uc758 \uc790\uc2dd \ud504\ub85c\uc138\uc2a4 \uc911 \ud558\ub098\uc5d0 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud574\ub3c4, \ub2e4\ub978 \uc790\uc2dd \ud504\ub85c\uc138\uc2a4\uc5d0 \uc601\ud5a5\uc774 \ud655\uc0b0\ub418\uc9c0 \uc54a\ub294\ub2e4.<\/li>\n<li>\uad6c\ud604\uc774 \ube44\uad50\uc801 \uac04\ub2e8\ud558\uace0, \uac01 \ud504\ub85c\uc138\uc2a4\ub4e4\uc774 \ub3c5\ub9bd\uc801\uc73c\ub85c \ub3d9\uc791\ud558\uba70 \uc790\uc6d0\uc758 \uc11c\ub85c \ub2e4\ub974\uac8c \ud560\ub2f9\ub41c\ub2e4.<\/li>\n<li>\ud504\ub85c\uc138\uc2a4 \uac04 \ud1b5\uc2e0\uc744 \ud558\uae30 \uc704\ud574\uc11c\ub294 IPC\ub97c \ud1b5\ud574\uc57c \ud55c\ub2e4.<\/li>\n<li>\uba54\ubaa8\ub9ac \uc0ac\uc6a9\ub7c9\uc774 \ub9ce\ub2e4.<\/li>\n<li>\uc2a4\ucf00\uc974\ub9c1\uc5d0 \ub530\ub978 Context Switch\uc774 \ub9ce\uc544\uc9c0\uace0, \uc131\ub2a5 \uc800\ud558\uc758 \uc6b0\ub824\uac00 \uc788\ub2e4.<\/li>\n<\/ul>\n<h4>\uba40\ud2f0 \uc2a4\ub808\ub4dc<\/h4>\n<p>\uba40\ud2f0 \uc2a4\ub808\ub4dc\ub780 \ud558\ub098\uc758 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc5ec\ub7ec \uac1c\uc758 \uc2a4\ub808\ub4dc\ub85c \uad6c\uc131\ud558\uc5ec \ud558\ub098\uc758 \uc2a4\ub808\ub4dc\uac00 \ud558\ub098\uc758 \uc791\uc5c5\uc744 \ucc98\ub9ac\ud558\ub3c4\ub85d \ud558\ub294 \uac83\uc774\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uba40\ud2f0\uc2a4\ub808\ub4dc\ub974 \uc0ac\uc6a9\ud558\ub294 \uc774\uc720\ub294 \uc0ac\uc6a9\uc790\uc640 \uc0c1\ud638\uc791\uc6a9\ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \ub2e8\uc77c \uc2a4\ub808\ub4dc\ub85c Network \ub610\ub294 DB \uc640 \uac19\uc740 \uae34 \uc791\uc5c5(Long-running task) \uc744 \uc218\ud589\ud558\ub294 \uacbd\uc6b0 \ud574\ub2f9 \uc791\uc5c5\uc744 \ucc98\ub9ac\ud558\ub294 \ub3d9\uc548 \uc0ac\uc6a9\uc790\uc640 \uc0c1\ud638\uc791\uc6a9\uc774 \ubd88\ub2a5\uc778 \uc0c1\ud0dc\uac00 \ub420 \uc218 \uc788\uae30 \ub54c\ubb38\uc774\ub2e4. \uadf8\ub9bc 11\uc744 \uc0b4\ud3b4\ubcf4\uba74 \ub450\uac1c\uc758 \uc2a4\ub808\ub4dc\uac00 \uc11c\ub85c\uc5d0\uac8c \ubc29\ud574\uc8fc\uc9c0 \uc54a\uace0, \uac01\uc790 \ud560\uc77c\uc744 \ud558\ub294 \ubaa8\uc2b5\uc744 \ubcf4\uc5ec\uc8fc\uace0 \uc788\ub2e4.<\/p>\n<div id=\"attachment_44603\" style=\"width: 510px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-multi-thread.png\"><img aria-describedby=\"caption-attachment-44603\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-multi-thread.png\" alt=\"\" width=\"500\" height=\"387\" class=\"wp-image-44603\" srcset=\"https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-multi-thread.png 1038w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-multi-thread-300x232.png 300w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-multi-thread-768x595.png 768w, https:\/\/charlezz.com\/wordpress\/wp-content\/uploads\/2020\/11\/www.charlezz.com-process-thread-multi-thread-1024x793.png 1024w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p id=\"caption-attachment-44603\" class=\"wp-caption-text\">\uadf8\ub9bc11. \uba40\ud2f0\uc2a4\ub808\ub4dc<\/p>\n<\/div>\n<p>\uba40\ud2f0 \uc2a4\ub808\ub4dc\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ud2b9\uc9d5\uc774 \uc788\ub2e4.<\/p>\n<ul>\n<li>\uc751\ub2f5\uc131\uc774 \uc88b\ub2e4. \ud504\ub85c\uadf8\ub7a8\uc758 \uc77c\ubd80\ubd84(\uc790\uc2dd \uc2a4\ub808\ub4dc)\uc774 \uc624\ub958 \ub610\ub294 \uae34 \uc791\uc5c5\uc73c\ub85c \uc778\ud574 \uc911\ub2e8\ub418\uc5b4\ub3c4 \ud504\ub85c\uadf8\ub7a8\uc774 \uacc4\uc18d \uc801\uc73c\ub85c \uc218\ud589\ub41c\ub2e4.<\/li>\n<li>\uc790\uc6d0 \uacf5\uc720\uac00 \uc27d\ub2e4. \uc2a4\ub808\ub4dc\ub4e4\uc740 \ubd80\ubaa8 \ud504\ub85c\uc138\uc2a4\uc758 \uc790\uc6d0\uacfc \uba54\ubaa8\ub9ac\ub97c \uacf5\uc720 \ud560 \uc218 \uc788\ub2e4.<\/li>\n<li>\ud504\ub85c\uc138\uc2a4\ub97c \ud560\ub2f9\ud558\ub294 \uac83\ubcf4\ub2e4 \uc2a4\ub808\ub4dc\ub97c \ud560\ub2f9\ud558\ub294 \uac83\uc774 \ube44\uc6a9\uc774 \uc801\ub2e4.<\/li>\n<li>\uba40\ud2f0\ud504\ub85c\uc138\uc11c \uad6c\uc870\uc5d0\uc11c \uac01\uac01\uc758 \uc2a4\ub808\ub4dc\uac00 \ub2e4\ub978 \ud504\ub85c\uc138\uc11c\uc5d0\uc11c \ubcd1\ub82c\ub85c \uc218\ud589\ub420 \uc218 \uc788\ub2e4.<\/li>\n<li>\uad6c\ud604 \ubc0f \ud14c\uc2a4\ud2b8, \ub514\ubc84\uae45\uc774 \uc5b4\ub835\ub2e4<\/li>\n<li>\ub108\ubb34 \ub9ce\uc740 \uc2a4\ub808\ub4dc \uc0ac\uc6a9\uc740 \uc624\ubc84\ud5e4\ub4dc\ub97c \ubc1c\uc0dd\uc2dc\ud0a8\ub2e4.<\/li>\n<li>\ub3d9\uae30\ud654 \uadf8\ub9ac\uace0 \uad50\ucc29\uc0c1\ud0dc\uac00 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\ub3c4\ub85d \uc8fc\uc758\ud574\uc57c \ud55c\ub2e4.<\/li>\n<li>\uc790\uc2dd \uc2a4\ub808\ub4dc \uc911 \ud558\ub098\uc5d0 \ubb38\uc81c\uac00 \uc0dd\uae34\uacbd\uc6b0 \uc804\uccb4 \ud504\ub85c\uc138\uc2a4\uc5d0 \uc601\ud5a5\uc744 \uc904 \uc218 \uc788\ub2e4.<\/li>\n<\/ul>\n<h4>\uba40\ud2f0 \ud504\ub85c\uc138\uc2a4\uc640 \uba40\ud2f0 \uc2a4\ub808\ub4dc\uc758 \ube44\uad50<\/h4>\n<p>\uba40\ud2f0 \uc2a4\ub808\ub4dc\ub294 \uba40\ud2f0 \ud504\ub85c\uc138\uc2a4\uc5d0 \ube44\ud574 \uc0c1\ub2f9\ud55c \uc774\uc810\uc744 \uac00\uc9c0\ub294 \ubc18\uba74 \uc704\ud5d8 \ubd80\ub2f4\ub3c4 \ub530\ub978\ub2e4. \uadf8 \uc774\uc720\ub97c \uc54c\uc544\ubcf4\uc790.<\/p>\n<h5>\uc790\uc6d0\uc758 \ud6a8\uc728\uc131\uc99d\ub300<\/h5>\n<p>\uba40\ud2f0 \ud504\ub85c\uc138\uc2a4\ub85c \uc2e4\ud589\ub418\ub294 \uc791\uc5c5\uc744 \uba40\ud2f0 \uc2a4\ub808\ub4dc\ub85c \uc2e4\ud589\ud560 \uacbd\uc6b0 \ud504\ub85c\uc138\uc2a4\ub97c \uc0dd\uc131\ud558\uc5ec \uc790\uc6d0\uc744 \ud560\ub2f9\ud558\ub294 \ube44\uc6a9\uc774 \uc801\uace0, \uc2a4\ub808\ub4dc\ub294 \ud504\ub85c\uc138\uc2a4 \ub0b4\uc758 \uba54\ubaa8\ub9ac\ub97c \uacf5\uc720\ud558\uae30 \ub54c\ubb38\uc5d0 \ub3c5\ub9bd\uc801\uc778 \ud504\ub85c\uc138\uc2a4\uc640 \ub2ec\ub9ac \uc2a4\ub808\ub4dc \uac04 \ub370\uc774\ud130\ub97c \uc8fc\uace0 \ubc1b\ub294 \uac83\uc774 \uac04\ub2e8\ud574\uc9c0\uace0 \uc2dc\uc2a4\ud15c \uc790\uc6d0 \uc18c\ubaa8\uac00 \uc904\uc5b4\ub4e0\ub2e4.<\/p>\n<h5>\uc751\ub2f5 \uc2dc\uac04 \ub2e8\ucd95 \ubc0f \ucc98\ub9ac \ube44\uc6a9 \uac10\uc18c<\/h5>\n<p>\ud504\ub85c\uc138\uc2a4\uac04 IPC\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud1b5\uc2e0\ud558\ub294 \uac83\uc740 \uc0c1\ub300\uc801\uc73c\ub85c \ube44\uc6a9\uc774 \ud06c\ub2e4. \ud558\uc9c0\ub9cc \uc2a4\ub808\ub4dc\ub294 \ud504\ub85c\uc138\uc2a4\uc758 \uba54\ubaa8\ub9ac \uc601\uc5ed\uc744 \uacf5\uc720\ud558\uc5ec \uc2a4\ub808\ub4dc \uac04\uc758 \ud1b5\uc2e0 \ube44\uc6a9\uc774 \uc801\uac8c \ub4e0\ub2e4. \ub610\ud55c \ud504\ub85c\uc138\uc2a4\uac04\uc758 Context Switching\uc740 \ub290\ub9b0 \ubc18\uba74 \uc4f0\ub808\ub4dc\uac04\uc758 Context Switching \uc740 \ube60\ub978\ub370, \uadf8 \uc774\uc720\ub294 Context Switching\u00a0 \uc2dc \uc2a4\ub808\ub4dc\ub294 Stack \uc601\uc5ed\ub9cc \ucc98\ub9ac\ud558\uba74 \ub418\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n<h5>\uba40\ud2f0 \uc2a4\ub808\ub4dc\uc758 \uc548\uc815\uc131 \ubb38\uc81c<\/h5>\n<p><span style=\"font-family: \ub9d1\uc740 \uace0\ub515, sans-serif;\"><span>\uc5ec\ub7ec \uac1c\uc758 \uc2a4\ub808\ub4dc\uac00 \ub3d9\uc77c\ud55c \ub370\uc774\ud130 \uacf5\uac04(Critical Section)\uc744 \uacf5\uc720\ud558\uba74\uc11c \uc774\ub4e4\uc744 \uc218\uc815\ud55c\ub2e4\ub294 \uc810\uc5d0 \ud544\uc5f0\uc801\uc73c\ub85c \uc0dd\uae30\ub294 \ubb38\uc81c\uc774\ub2e4. <\/span><\/span><span>\uba40\ud2f0 \ud504\ub85c\uc138\uc2a4\uc758 \ud504\ub85c\uadf8\ub7a8\uc740 \ubb38\uc81c\uac00 \uc0dd\uae30\uba74 \ud574\ub2f9 \ud504\ub85c\uc138\uc2a4\uac00 \uc911\ub2e8\ub418\uac70\ub098 \uc911\ub2e8 \uc2dc\ud0a4\uace0 \ub2e4\uc2dc \uc2dc\uc791 \ud558\uba74\ub41c\ub2e4. <\/span><span>\ud558\uc9c0\ub9cc \uba40\ud2f0 \uc2a4\ub808\ub4dc \ubc29\uc2dd\uc758 \ud504\ub85c\uadf8\ub7a8\uc5d0\uc11c\ub294 \ud558\ub098\uc758 \uc2a4\ub808\ub4dc\uac00 \uc790\uc2e0\uc774 \uc0ac\uc6a9\ud558\ub358 \ub370\uc774\ud130 \uacf5\uac04\uc744 \ub9dd\uac00\ub728\ub9b0\ub2e4\uba74, \ud574\ub2f9 \ub370\uc774\ud130 \uacf5\uac04\uc744 \uacf5\uc720\ud558\ub294 \ubaa8\ub4e0 \uc2a4\ub808\ub4dc\ub97c \ub9dd\uac00\ub728\ub9b4 \uc218 \uc788\ub2e4.<\/span><\/p>\n<p><strong><span style=\"font-family: \ub9d1\uc740 \uace0\ub515, sans-serif;\">Critical Section: <\/span><\/strong><span style=\"font-family: \ub9d1\uc740 \uace0\ub515, sans-serif;\">\uc784\uacc4 \uad6c\uc5ed<\/span><span style=\"font-family: \ub9d1\uc740 \uace0\ub515, sans-serif;\">(<span lang=\"en\">critical section<\/span>) \ub610\ub294 \uacf5\uc720\ubcc0\uc218 \uc601\uc5ed\uc740 \ub458 \uc774\uc0c1\uc758 \uc2a4\ub808\ub4dc\uac00 \ub3d9\uc2dc\uc5d0 \uc811\uadfc\ud574\uc11c\ub294 \uc548\ub418\ub294 \uacf5\uc720 \uc790\uc6d0(\uc790\ub8cc \uad6c\uc870 \ub610\ub294 \uc7a5\uce58)\uc744 \uc811\uadfc\ud558\ub294 \ucf54\ub4dc\uc758 \uc77c\ubd80\ub97c \ub9d0\ud55c\ub2e4.<\/span><\/p>\n<h1>\ub9c8\uce58\uba70<\/h1>\n<p>\ud504\ub85c\uc138\uc2a4\uc640 \uc2a4\ub808\ub4dc\uc758 \ub300\ud55c \uc804\ubc18\uc801\uc778 \ub0b4\uc6a9\uc744 \uac04\ub7b5\ud558\uac8c \ud6d1\uc5b4\ubcf4\uc558\ub2e4. \uc544\uc8fc \uae30\ucd08\uc801\uc778 \ub0b4\uc6a9\uc774\uc9c0\ub9cc, \ub9c9\uc0c1 \ub204\uad70\uac00\uc5d0\uac8c \uc124\uba85\ud558\ub77c\ud558\uba74 \uc27d\uc9c0 \uc54a\uc740 \ub0b4\uc6a9\ub4e4\uc778 \uac83 \uac19\ub2e4. \uae30\ucd08\ub97c \ud2bc\ud2bc\ud788 \ub2e4\uc9c0\uba74 \uac1c\ubc1c\ud560 \ub54c\ub3c4 \ud070 \ub3c4\uc6c0\uc774 \ub420\uac70\ub77c \ubbff\uc5b4 \uc758\uc2ec\uce58 \uc54a\uc73c\uba70 \ud3ec\uc2a4\ud305\uc744 \ub9c8\uce5c\ub2e4.\u00a0<\/p>\n<p><iframe loading=\"lazy\" width=\"480\" height=\"480\" src=\"https:\/\/giphy.com\/embed\/MFOgIs6abu083mQUUh\" frameborder=\"0\" class=\"giphy-embed\" allowfullscreen=\"allowfullscreen\"><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\">\ufeff<\/span><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Process\uc640 Thread \uc774\uc57c\uae30 \ud504\ub85c\uc138\uc2a4(Process) \ub2e4\uc74c\uacfc \uac19\uc774 \uc704\ud0a4\uc5d0\uc11c \ud504\ub85c\uc138\uc2a4\uc758 \uc815\uc758\ub97c \ubc1c\ucdcc\ud588\ub2e4. In computing, a process is the instance of a computer program that is being executed by one or many threads. &nbsp; \ucef4\ud4e8\ud130 \ubd84\uc57c\uc5d0\uc11c \ud504\ub85c\uc138\uc2a4\ub294 \ucef4\ud4e8\ud130 \ud504\ub85c\uadf8\ub7a8\uc758 \uc778\uc2a4\ud134\uc2a4\ub85c, \ud558\ub098 \uc774\uc0c1\uc758 \uc2a4\ub808\ub4dc\ub97c \ud1b5\ud574 \uc2e4\ud589\ub41c\ub2e4. &nbsp; \ud504\ub85c\uc138\uc2a4\ub77c\ub294 \uba85\uce6d\uc740 \ub0af\uc124\uc218 \uc788\ub294\ub370, \ud504\ub85c\uadf8\ub7a8\uc740 \uce5c\uc219\ud558\ub9ac\ub77c \uc0dd\uac01\ub41c\ub2e4. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[3],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/44590"}],"collection":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=44590"}],"version-history":[{"count":1,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/44590\/revisions"}],"predecessor-version":[{"id":44604,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/44590\/revisions\/44604"}],"wp:attachment":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=44590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=44590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=44590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}