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        <title>spaceufo for vox</title>
        <link>http://desc.vox.com/library/posts/page/1/</link>
        <description>ajax,  it,  java,  mlb,  nba,  nfl,  nhl,  php,  web2.0</description>
        <language>en</language>
        <generator>Vox</generator>
        <lastBuildDate>Sun, 31 Aug 2008 04:47:30 -0700</lastBuildDate>
        <copyright>Copyright 2008</copyright>
        <docs>http://blogs.law.harvard.edu/tech/rss</docs>  
 
        <item>
            <title>Review about Jisko(Beta), Rejaw(Alpha), Mytalk.at(Beta)</title>
            <link>http://desc.vox.com/library/post/review-about-jiskobeta-rejawalpha-mytalkatbeta.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/review-about-jiskobeta-rejawalpha-mytalkatbeta.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/review-about-jiskobeta-rejawalpha-mytalkatbeta.html?_c=feed-rss-full</guid> 
            <pubDate>Sun, 31 Aug 2008 04:47:30 -0700</pubDate>         
            
            <description>    &lt;p&gt;&lt;span style=&quot;font-size: small; font-family: times new roman&quot;&gt;&lt;strong&gt;&lt;span style=&quot;font-size: 1.5625em;&quot;&gt;From : &lt;a href=&quot;http://socialwebtools.info/2008/08/10/twitter-clones-and-competitors-on-the-rise/&quot; rel=&quot;nofollow&quot;&gt;socialwebtools.info/2008/08/10/twitter-clones-and-competitors-on-the-rise/&lt;/a&gt; &lt;a href=&quot;http://www.stumbleupon.com/url/socialwebtools.info/2008/08/10/twitter-clones-and-competitors-on-the-rise/&quot;&gt;&lt;span class=&quot;mini&quot;&gt;&lt;span class=&quot;text2&quot;&gt;[socialwebtools.info]&lt;/span&gt;&lt;/span&gt;&lt;/a&gt;&lt;/span&gt;&lt;/strong&gt;&lt;em&gt; &lt;/p&gt;&lt;/em&gt;&lt;/span&gt;
&lt;p&gt;&lt;br /&gt;
&lt;img alt=&quot;Jisko (Beta) - Public notes in many languages.&quot; height=&quot;70&quot; src=&quot;http://socialwebtools.info/wp-content/uploads/2008/08/jisko_beta_screenshot.jpg&quot; style=&quot;border: 0pt none ; float: left; padding-right: 10px;&quot; width=&quot;105&quot; /&gt;&lt;span style=&quot;font-size: large&quot;&gt;&lt;strong&gt;&lt;a href=&quot;http://jisko.net/&quot; rel=&quot;nofollow&quot; target=&quot;_blank&quot; title=&quot;Jisko (Beta) - Public notes in many languages.&quot;&gt;Jisko (Beta)&lt;/a&gt;&lt;/strong&gt;&lt;/span&gt; - An open source micro-blogging service that provides &lt;strong&gt;instant&lt;/strong&gt; relation by short messages (called notes) between your friends &amp;amp; supports many languages.&lt;br /&gt;
* &lt;a href=&quot;http://jisko.net/&quot; rel=&quot;nofollow&quot;&gt;jisko.net&lt;/a&gt; &lt;a href=&quot;http://www.stumbleupon.com/url/jisko.net/&quot;&gt;&lt;span class=&quot;mini&quot;&gt;&lt;span class=&quot;text2&quot;&gt;[jisko.net]&lt;/span&gt;&lt;/span&gt;&lt;/a&gt; 
&lt;/p&gt;
&lt;p&gt;
&lt;/p&gt;
&lt;p&gt;&lt;img alt=&quot;Rejaw - Mini-blog + Chat = Fun.&quot; height=&quot;82&quot; src=&quot;http://socialwebtools.info/wp-content/uploads/2008/08/rejaw_alpha_screenshot.jpg&quot; style=&quot;border: 0pt none ; float: left; padding-right: 10px;&quot; width=&quot;115&quot; /&gt;&lt;span style=&quot;font-size: large&quot;&gt;&lt;strong&gt;&lt;a href=&quot;http://rejaw.com/&quot; rel=&quot;nofollow&quot; target=&quot;_blank&quot; title=&quot;Rejaw - Mini-blog + Chat = Fun.&quot;&gt;Rejaw (Alpha)&lt;/a&gt;&lt;/strong&gt;&lt;/span&gt;
- A new way to communicate in real-time with friends, family, and
co-workers. You can shout messages to your followers, or whisper to
your friends. The unique thing about Rejaw is that their &lt;em&gt;&lt;strong&gt;first&lt;/strong&gt;&lt;/em&gt; desktop application is for Mac (not Windows). &lt;strong&gt;Rejaw Radar&lt;/strong&gt; is a desktop application that keeps you up-to-date with the latest shouts, whispers and replies on Rejaw.&amp;#160; &lt;br /&gt;
* &lt;a href=&quot;http://rejaw.com/&quot; rel=&quot;nofollow&quot;&gt;rejaw.com&lt;/a&gt; &lt;a href=&quot;http://www.stumbleupon.com/url/rejaw.com/&quot;&gt;&lt;span class=&quot;mini&quot;&gt;&lt;span class=&quot;text2&quot;&gt;[rejaw.com]&lt;/span&gt;&lt;/span&gt;&lt;/a&gt; 
&lt;/p&gt;
&lt;p&gt;&lt;br /&gt;
&lt;img alt=&quot;MyTalk.at recent posts.&quot; height=&quot;78&quot; src=&quot;http://socialwebtools.info/wp-content/uploads/2008/08/mytalk_at_recent_posts.jpg&quot; style=&quot;border: 0pt none ; float: left; padding-right: 10px;&quot; width=&quot;115&quot; /&gt;&lt;span style=&quot;font-size: large&quot;&gt;&lt;strong&gt;&lt;a href=&quot;http://www.mytalk.at/&quot; rel=&quot;nofollow&quot; target=&quot;_blank&quot; title=&quot;MyTalk.at - Share what&amp;#39;s interesting to you.&quot;&gt;Mytalk.at (Beta)&lt;/a&gt;&lt;/strong&gt;&lt;/span&gt; - A smaller version of a blog, limiting posts to &lt;strong&gt;1000 characters&lt;/strong&gt;
with link, photo, video &amp;amp; also supports many languages (like
Jisko). Mytalk.at is a place to discuss and share what is in the best
interests of you. The best thing about Mytalk.at is that it supports
Google Adsense and widget codes. (ex: Google adsense, Google analyst,
etc).&lt;br /&gt;
* &lt;a href=&quot;http://www.mytalk.at/&quot; rel=&quot;nofollow&quot;&gt;mytalk.at&lt;/a&gt; &lt;a href=&quot;http://www.stumbleupon.com/url/www.mytalk.at/&quot;&gt;&lt;span class=&quot;mini&quot;&gt;&lt;span class=&quot;text2&quot;&gt;[mytalk.at]&lt;/span&gt;&lt;/span&gt;&lt;/a&gt; &lt;/p&gt;    &lt;p style=&quot;clear:both;&quot;&gt; 
    &lt;a href=&quot;http://desc.vox.com/library/post/review-about-jiskobeta-rejawalpha-mytalkatbeta.html?_c=feed-rss-full#comments&quot;&gt;Read and post comments&lt;/a&gt;   |   
    &lt;a href=&quot;http://www.vox.com/share/6a00ccff98bf566ea500fa9695e1290002?_c=feed-rss-full&quot;&gt;Send to a friend&lt;/a&gt; 
&lt;/p&gt;
 
            </description> 
            <category domain="http://desc.vox.com/tags/">web2.0</category> 
            <category domain="http://desc.vox.com/tags/">social network</category> 
            <category domain="http://desc.vox.com/tags/">twitter</category>   
        </item> 
 
        <item>
            <title>If you want to use another SNS site(Social Network Service) ...</title>
            <link>http://desc.vox.com/library/post/6a00ccff98bf566ea500fa9695e0f60002.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/6a00ccff98bf566ea500fa9695e0f60002.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/6a00ccff98bf566ea500fa9695e0f60002.html?_c=feed-rss-full</guid> 
            <pubDate>Thu, 10 Jul 2008 03:21:05 -0700</pubDate>         
            
            <description>    &lt;p&gt;&lt;span style=&quot;font-size: large; font-family: verdana&quot;&gt;&lt;strong&gt;If you want to use another SNS site(Social Network Service) , &lt;br /&gt;
look at this site!&lt;/strong&gt;&lt;/span&gt; 
&lt;/p&gt;
&lt;p&gt;&lt;br /&gt;
&lt;span style=&quot;font-size: x-large&quot;&gt;&lt;a href=&quot;http://www.mytalk.at&quot; rel=&quot;nofollow&quot; target=&quot;_blank&quot;&gt;Mytalk.at&lt;/a&gt;&lt;/span&gt; &lt;br /&gt;
&lt;img alt=&quot;&quot; src=&quot;http://ast.amazonaws.com/Xino/?Action=Redirect&amp;amp;Service=AlexaSiteThumbnail&amp;amp;Url=mytalk.at&amp;amp;AWSAccessKeyId=1FVZ0JNEJDA5TK457CR2&amp;amp;Signature=wqwV9wEie44TaFC3zBQrgybekTU%3D&amp;amp;Size=Large&amp;amp;Timestamp=2008-07-25T08%3A00%3A08.317Z&amp;amp;DefaultImage=http%3A%2F%2Fclient.alexa.com%2Fcommon%2Fimages%2Fnoimagel.gif&quot; /&gt; &lt;br /&gt;
&amp;#160; 
&lt;/p&gt;
&lt;p&gt;&lt;span style=&quot;font-size: x-large&quot;&gt;&lt;a href=&quot;http://www.smalltalkr.com&quot; rel=&quot;nofollow&quot; target=&quot;_blank&quot;&gt;Smalltalkr.com&lt;/a&gt;&lt;/span&gt; &lt;br /&gt;
&lt;img alt=&quot;&quot; src=&quot;http://images.websnapr.com/?url=http://www.smalltalkr.com/&amp;amp;size=s&amp;amp;key=oMz4rdnPwBu3&quot; /&gt; 
&lt;/p&gt;
&lt;p&gt;
&lt;/p&gt;
&lt;p&gt;&lt;span style=&quot;font-size: x-large&quot;&gt;&lt;a href=&quot;http://www.kwippy.com&quot; rel=&quot;nofollow&quot; target=&quot;_blank&quot;&gt;Kwippy.com&lt;/a&gt;&lt;/span&gt; &lt;br /&gt;
&lt;img alt=&quot;&quot; src=&quot;http://images.websnapr.com/?url=http://www.kwippy.com/&amp;amp;size=s&amp;amp;key=oMz4rdnPwBu3&quot; /&gt;&lt;/p&gt;    &lt;p style=&quot;clear:both;&quot;&gt; 
    &lt;a href=&quot;http://desc.vox.com/library/post/6a00ccff98bf566ea500fa9695e0f60002.html?_c=feed-rss-full#comments&quot;&gt;Read and post comments&lt;/a&gt;   |   
    &lt;a href=&quot;http://www.vox.com/share/6a00ccff98bf566ea500fa9695e0f60002?_c=feed-rss-full&quot;&gt;Send to a friend&lt;/a&gt; 
&lt;/p&gt;
 
            </description> 
            <category domain="http://desc.vox.com/tags/">social network service</category>   
        </item> 
 
        <item>
            <title>서버 프로세스 관리를 위한 자료</title>
            <link>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1daff0003.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1daff0003.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1daff0003.html?_c=feed-rss-full</guid> 
            <pubDate>Thu, 06 Mar 2008 23:45:38 -0800</pubDate>         
            
            <description>    &lt;div class=&quot;snap_preview&quot;&gt;&lt;br /&gt;&lt;p&gt;&amp;#160;&lt;/p&gt;
&lt;li&gt;&lt;a href=&quot;http://spaceufo.wordpress.com/2008/03/06/nice-%ed%94%84%eb%a1%9c%ea%b7%b8%eb%9e%a8-%ec%9a%b0%ec%84%a0%ec%88%9c%ec%9c%84-%eb%b3%80%ea%b2%bd%ed%95%98%ea%b8%b0/&quot;&gt;nice (프로그램 우선순위 변경하기) &lt;/a&gt; &lt;/li&gt;
&lt;li&gt;&lt;a href=&quot;http://spaceufo.wordpress.com/2008/03/06/kill-%ed%94%84%eb%a1%9c%ec%84%b8%ec%8a%a4-%ec%a3%bd%ec%9d%b4%ea%b8%b0/&quot;&gt;kill (프로세스 죽이기) &lt;/a&gt; &lt;/li&gt;
&lt;li&gt;&lt;a href=&quot;http://spaceufo.wordpress.com/2008/03/06/ps-%ed%94%84%eb%a1%9c%ec%84%b8%ec%8a%a4-%ec%83%81%ed%83%9c-%ec%95%8c%ea%b8%b0/&quot;&gt;ps (프로세스 상태 알기) &lt;/a&gt; &lt;/li&gt;
&lt;li&gt;&lt;a href=&quot;http://spaceufo.wordpress.com/2008/03/06/pstree-%ed%94%84%eb%a1%9c%ec%84%b8%ec%8a%a4-%ec%83%81%ea%b4%80%ea%b4%80%ea%b3%84-%ec%95%8c%ea%b8%b0/&quot;&gt;pstree (프로세스 상관관계 알기) &lt;/a&gt; &lt;/li&gt;
&lt;li&gt;&lt;a href=&quot;http://spaceufo.wordpress.com/2008/03/06/multitasking-foreground-background-suspend/&quot;&gt;Multitasking : Foreground, background &amp;amp; suspend &lt;/a&gt; &lt;/li&gt;
&lt;li&gt;&lt;a href=&quot;http://spaceufo.wordpress.com/2008/03/06/signal-%eb%b3%b4%eb%82%b4%ea%b8%b0kill/&quot;&gt;Signal 보내기(kill) &lt;/a&gt; &lt;/li&gt;
&lt;li&gt;&lt;a href=&quot;http://spaceufo.wordpress.com/2008/03/06/process-%ec%83%81%ed%83%9c-%eb%b3%b4%ea%b8%b0-ps/&quot;&gt;Process 상태 보기 (ps) &lt;/a&gt; &lt;/li&gt;
&lt;li&gt;&lt;a href=&quot;http://spaceufo.wordpress.com/2008/03/06/top-cpu-%ed%94%84%eb%a1%9c%ec%84%b8%ec%8a%a4-%ec%83%81%ed%99%a9-%eb%b3%b4%ec%97%ac%ec%a3%bc%ea%b8%b0/&quot;&gt;top (CPU 프로세스 상황 보여주기) &lt;/a&gt;
&lt;p&gt;&amp;#160;&lt;/p&gt;
&lt;p&gt;&amp;#160;&lt;/p&gt;
&lt;p&gt;&amp;#160;&lt;/p&gt;
&lt;p&gt;&amp;#160;&lt;/p&gt;
&lt;/li&gt;
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    &lt;a href=&quot;http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1daff0003.html?_c=feed-rss-full#comments&quot;&gt;Read and post comments&lt;/a&gt;   |   
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&lt;/p&gt;
 
            </description> 
            <category domain="http://desc.vox.com/tags/">process</category> 
            <category domain="http://desc.vox.com/tags/">server</category>   
        </item> 
 
        <item>
            <title>nice (프로그램 우선순위 변경하기)</title>
            <link>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1c9e20002.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1c9e20002.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1c9e20002.html?_c=feed-rss-full</guid> 
            <pubDate>Thu, 06 Mar 2008 23:35:56 -0800</pubDate>         
            
            <description>    &lt;div class=&quot;snap_preview&quot;&gt;&lt;br /&gt;&lt;p&gt;각각의 프로세스들에 우선 순위를 부여하여 프로세스를 관리하고자 할 때 이용  &lt;/p&gt;
&lt;p&gt;[서식] &lt;br /&gt;&amp;#160; nice [-n 조정수치] [–adjustment=조정수치] [변수]  &lt;/p&gt;
&lt;p&gt;[주요사용 옵션] &lt;br /&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -n adjustment, &lt;br /&gt;&amp;#160; -adjustment,&amp;#160; :&amp;#160; 명령의 우선권에 10 대선 조정 수치를 더한다. &lt;br /&gt;&amp;#160; –adjustment=adjustment &lt;br /&gt;&amp;#160; -h : 도움말 &lt;br /&gt;&amp;#160; -v&amp;#160; : 버전 정보&lt;/span&gt;  &lt;/p&gt;
&lt;p&gt;[사용법] &lt;br /&gt;기본적으로 아무런 옵션 없이 nice를 사용하면 상속 받은 현재 순서의 우선권을 출력한다. &lt;br /&gt;옵션으로 조정 수치를 줄 때, 이 값의 범위는 ?20~19 까지 이다. &lt;br /&gt;수치가 작을수록 높은 우선 순위를 갖게 된다.  &lt;/p&gt;
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 --&gt;&lt;/div&gt;    &lt;p style=&quot;clear:both;&quot;&gt; 
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            </description> 
            <category domain="http://desc.vox.com/tags/">nice</category> 
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        </item> 
 
        <item>
            <title>kill (프로세스 죽이기)</title>
            <link>http://desc.vox.com/library/post/6a00ccff98bf566ea500e398e3652f0004.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/6a00ccff98bf566ea500e398e3652f0004.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/6a00ccff98bf566ea500e398e3652f0004.html?_c=feed-rss-full</guid> 
            <pubDate>Thu, 06 Mar 2008 23:33:10 -0800</pubDate>         
            
            <description>    &lt;div class=&quot;snap_preview&quot;&gt;&lt;br /&gt;&lt;p&gt;[서식] &lt;br /&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; kill [-옵션] pid &lt;br /&gt;&lt;/span&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; kill [-옵션] 시그널&lt;/span&gt;  &lt;/p&gt;
&lt;p&gt;&amp;#160; &lt;/p&gt;
&lt;p&gt;[주요 사용 옵션] &lt;br /&gt;&amp;#160;&lt;span style=&quot;font-size: small&quot;&gt; -s 시그널&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 특별히 보낼 시그널 지정 &lt;br /&gt;&lt;/span&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -p&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 실행중인 프로그램의 이름만을 출력 &lt;br /&gt;&lt;/span&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -l 시그널&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 시그널로 사용할 수 있는 시그널 이름들을 출력. 이것은 /usr/include/linux/signal.h 에서 볼 수 있음.&lt;/span&gt;  &lt;/p&gt;
&lt;p&gt;&amp;#160; &lt;/p&gt;
&lt;p&gt;[사용법] &lt;br /&gt;&lt;span style=&quot;font-size: small&quot;&gt;ps로 실행 중인 프로그램의 id 확인. kill로 실행 중인 프로그램 중단. &lt;br /&gt;강제로 실행 중인 프로그램을 종료 시킬 때에는 옵션으로 ?9, -SIGKILL, -KILL 등은 사용하면 된다.&lt;/span&gt;  &lt;/p&gt;
&lt;p&gt;&amp;#160; &lt;/p&gt;
&lt;p&gt;&lt;strong&gt;자주 사용되는 시그널의 의미&lt;/strong&gt;
&lt;ul&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;SIGUP&amp;#160; :&amp;#160;&amp;#160; hangup, 로그아웃 하거나 접속을 끊을 때 발생하는 시그널, 특정의 실행중인 프로그램이 이용하는 설정 파일을 변경시키고 변화된 내용을 적용할때 이용 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;SIGINT :&amp;#160;&amp;#160; interrupt, 현재 작동 중인 프로그램의 동작을 멈출 때 사용 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;SIGQUIT&amp;#160; :&amp;#160;&amp;#160; quit, SIGINT와 마찬가지로 종료 키를 누를 때 커널에 의해 보내지는데 일반적인 값은 ^c. SIGQUIT는 비정상적인 종료이므로 코어파일을 생성하고 종료한다는 것이 차이이다. &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;SIGKILL&amp;#160; :&amp;#160;&amp;#160; kill, 무조건 해당 실행 중인 프로그램을 중지. &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;SIGSEGV&amp;#160; :&amp;#160;&amp;#160; segmentation violation, 메모리 액세스가 잘못 되었을 때 발생 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;SIGTERM&amp;#160;&amp;#160; :&amp;#160;&amp;#160; terminate, 실행중인 프로그램에 정의되어 있는 정상적인 종료방법으로 프로그램을 끝내게 한다. Kill 명령에서 시그널을 특별히 지정하지 않으면 이 시그널을 이용하여 프로그램을 끝낸다.&lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
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 --&gt;&lt;/p&gt;&lt;/div&gt;    &lt;p style=&quot;clear:both;&quot;&gt; 
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            </description> 
            <category domain="http://desc.vox.com/tags/">kill</category> 
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        </item> 
 
        <item>
            <title>ps (프로세스 상태 알기)</title>
            <link>http://desc.vox.com/library/post/6a00ccff98bf566ea500e398e365350004.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/6a00ccff98bf566ea500e398e365350004.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/6a00ccff98bf566ea500e398e365350004.html?_c=feed-rss-full</guid> 
            <pubDate>Thu, 06 Mar 2008 23:26:00 -0800</pubDate>         
            
            <description>    &lt;div class=&quot;snap_preview&quot;&gt;&lt;br /&gt;&lt;p&gt;프로세스라는 것은 현재 실행되고 있는 프로그램들을 가리키는 말  &lt;/p&gt;
&lt;p&gt;[서식] &lt;br /&gt;&amp;#160; ps [-옵션]  &lt;/p&gt;
&lt;p&gt;&amp;#160; &lt;/p&gt;
&lt;p&gt;[주요 사용 옵션]
&lt;ul&gt;
&lt;li&gt;&amp;#160; &lt;span style=&quot;font-size: small&quot;&gt;-a&amp;#160;&amp;#160;&amp;#160; : 모든 프로세스를 나열 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -c&amp;#160;&amp;#160;&amp;#160; : 해당 프로세스를 유발시킨 명령어 이름을 task struct에 참조한다. &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -e&amp;#160;&amp;#160;&amp;#160; : 해당 프로세스에 관련된 환경변수 정보를 함께 출력 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -f&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스 간 상속관계를 트리 구조를 보여줌 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -h&amp;#160;&amp;#160;&amp;#160; : 메뉴는 보여주지 않음. (PID, TTY, STAT, TIME, COMMAND 등) &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -j&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 작업에 관련된 ID를 출력 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -l&amp;#160;&amp;#160;&amp;#160;&amp;#160; : j보다 자세하게 정보를 출력 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -u&amp;#160;&amp;#160;&amp;#160; : 사용자 이름과 프로세스가 시작된 시간을 출력 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -x&amp;#160;&amp;#160;&amp;#160; : 터미널에 종속되지 않는 프로세스들을 출력 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -n&amp;#160;&amp;#160;&amp;#160; : 사용자 정보를 ID와 숫자로 표시 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;&amp;#160; -w&amp;#160;&amp;#160;&amp;#160; : 출력 결과를 생략하지 않고 출력 &lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;&amp;#160; &lt;/p&gt;
&lt;p&gt;ps + 옵션 결과가 출력될 때에 윗 부분에 나타나는 메뉴들의 뜻은 다음과 같다
&lt;ul&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;PID(Process ID)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스마다 주어지는 번호 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;TTY(Tele TYpewrite)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 명령어가 실행되는 터미널의 번호 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;STAT(STATe)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 실행되고 있는 프로세스 상태 (R, S, D, T, Z, W, N) &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;START(START)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스가 시작된 시간 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;TIME(TIME)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : CPU가 사용한 시간 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;USER(USER)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 사용자의 이름 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;COMMAND(COMMAND)&amp;#160;&amp;#160;&amp;#160; : 사용자가 실행한 명령어 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;UID(User ID)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 사용자의 ID &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;PGID(Parent Group ID)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 사용자 부모 프로세스의 그룹 ID &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;SID(Session ID)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 세션 ID &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;PRI(PRIority)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 실행하는 우선 순위에 따른 프로세스 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;NI(Nice)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : nice에 의한 우선 순위에 따른 프로세스 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;RSS(Resident Set Size)&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스가 사용하는 메모리의 크기 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;SZ(SiZe)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스가 사용하는 자료와 스택의 크기 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;SHRD(ShaReD)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스가 사용하는 공유 메모리 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;%CPU&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스가 사용하는 CPU 점유율 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;%MEM&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스가 사용하고 있는 메모리 점유율 &lt;/span&gt; &lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;font-size: small&quot;&gt;WCHAN&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스가 실행하고 있는 커널 루틴&lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
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 --&gt; &lt;!-- Error: rendering enclosure $VAR1 = {
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};
 --&gt; &lt;a href=&quot;http://feeds.wordpress.com/1.0/gocomments/spaceufo.wordpress.com/122/&quot; rel=&quot;nofollow&quot;&gt;&lt;!-- Error: rendering enclosure $VAR1 = {
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 --&gt;&lt;/a&gt; &lt;a href=&quot;http://feeds.wordpress.com/1.0/gostumble/spaceufo.wordpress.com/122/&quot; rel=&quot;nofollow&quot;&gt;&lt;!-- Error: rendering enclosure $VAR1 = {
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 --&gt;&lt;/a&gt; &lt;a href=&quot;http://feeds.wordpress.com/1.0/godigg/spaceufo.wordpress.com/122/&quot; rel=&quot;nofollow&quot;&gt;&lt;!-- Error: rendering enclosure $VAR1 = {
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 --&gt;&lt;/a&gt; &lt;a href=&quot;http://feeds.wordpress.com/1.0/goreddit/spaceufo.wordpress.com/122/&quot; rel=&quot;nofollow&quot;&gt;&lt;!-- Error: rendering enclosure $VAR1 = {
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 --&gt;&lt;/p&gt;&lt;/p&gt;&lt;/div&gt;    &lt;p style=&quot;clear:both;&quot;&gt; 
    &lt;a href=&quot;http://desc.vox.com/library/post/6a00ccff98bf566ea500e398e365350004.html?_c=feed-rss-full#comments&quot;&gt;Read and post comments&lt;/a&gt;   |   
    &lt;a href=&quot;http://www.vox.com/share/6a00ccff98bf566ea500e398e365350004?_c=feed-rss-full&quot;&gt;Send to a friend&lt;/a&gt; 
&lt;/p&gt;
 
            </description> 
            <category domain="http://desc.vox.com/tags/">server</category> 
            <category domain="http://desc.vox.com/tags/">ps</category>   
        </item> 
 
        <item>
            <title>pstree (프로세스 상관관계 알기)</title>
            <link>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1db190003.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1db190003.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1db190003.html?_c=feed-rss-full</guid> 
            <pubDate>Thu, 06 Mar 2008 23:24:34 -0800</pubDate>         
            
            <description>    &lt;div class=&quot;snap_preview&quot;&gt;&lt;br /&gt;&lt;p&gt;시스템에서 돌아가고 있는 프로세스들은 서로 연관성을 갖고 실행된다. &lt;br /&gt;프로세스들 간의 연결 구조를 트리 형식으로 출력  &lt;/p&gt;
&lt;p&gt;[서식]  &lt;/p&gt;
&lt;p&gt;&amp;#160; pstree [-옵션] [프로세스 ID | 사용자]  &lt;/p&gt;
&lt;p&gt;[주요 사용 옵션]  &lt;/p&gt;
&lt;p&gt;&amp;#160; -a&amp;#160;&amp;#160;&amp;#160; : 명령어에 인수를 넣어 실행했다면 명령어 인수까지 함께 보여준다  &lt;/p&gt;
&lt;p&gt;&amp;#160; -c&amp;#160;&amp;#160;&amp;#160; : 독립적인 하위 트리를 보여주지 않는다. 같은 위치에 같은 프로세스가 있을 때는 합치지 않음.  &lt;/p&gt;
&lt;p&gt;&amp;#160; -h&amp;#160;&amp;#160;&amp;#160; : 현재 프로세스와 부모 프로세스를 좀 더 두드러지게 출력  &lt;/p&gt;
&lt;p&gt;&amp;#160; -l&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 특별한 긴 줄이 있어도 그대로 보여줌  &lt;/p&gt;
&lt;p&gt;&amp;#160; -n&amp;#160;&amp;#160;&amp;#160; : PID 순서대로 정렬해서, 같은 부모 프로세스를 가진 자식 프로세스들끼리 모아 출력  &lt;/p&gt;
&lt;p&gt;&amp;#160; -p&amp;#160;&amp;#160;&amp;#160; : PID도 출력  &lt;/p&gt;
&lt;p&gt;&amp;#160; -u&amp;#160;&amp;#160;&amp;#160; : UID도 출력  &lt;/p&gt;
&lt;p&gt;&amp;#160; -G&amp;#160;&amp;#160;&amp;#160; : 프로세스 간의 관계를 보기 좋게 출력  &lt;/p&gt;
&lt;p&gt;&amp;#160; -V&amp;#160;&amp;#160;&amp;#160; : 버전 정보&lt;/p&gt;
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 --&gt;&lt;/a&gt; &lt;a href=&quot;http://feeds.wordpress.com/1.0/godelicious/spaceufo.wordpress.com/121/&quot; rel=&quot;nofollow&quot;&gt;&lt;!-- Error: rendering enclosure $VAR1 = {
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 --&gt;&lt;/a&gt; &lt;a href=&quot;http://feeds.wordpress.com/1.0/gostumble/spaceufo.wordpress.com/121/&quot; rel=&quot;nofollow&quot;&gt;&lt;!-- Error: rendering enclosure $VAR1 = {
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 --&gt;&lt;/a&gt; &lt;a href=&quot;http://feeds.wordpress.com/1.0/godigg/spaceufo.wordpress.com/121/&quot; rel=&quot;nofollow&quot;&gt;&lt;!-- Error: rendering enclosure $VAR1 = {
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 --&gt;&lt;/div&gt;    &lt;p style=&quot;clear:both;&quot;&gt; 
    &lt;a href=&quot;http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1db190003.html?_c=feed-rss-full#comments&quot;&gt;Read and post comments&lt;/a&gt;   |   
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&lt;/p&gt;
 
            </description> 
            <category domain="http://desc.vox.com/tags/">server</category> 
            <category domain="http://desc.vox.com/tags/">pstree</category>   
        </item> 
 
        <item>
            <title>Multitasking : Foreground, background &amp; suspend</title>
            <link>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48d00893a0001.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48d00893a0001.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/6a00ccff98bf566ea500f48d00893a0001.html?_c=feed-rss-full</guid> 
            <pubDate>Thu, 06 Mar 2008 23:23:00 -0800</pubDate>         
            
            <description>    &lt;div class=&quot;snap_preview&quot;&gt;&lt;br /&gt;&lt;p&gt;이 기능으로 하나 이상의 작업을 console에서 사용할 수 있다.  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Foreground : 화면에 보여주면서 실행되는 상태(입력을 받아들인다.)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Background : 화면에 보여주지 않으면서 실행되는 상태(입력을 받지 못한다)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Suspend : 메모리에 올라가 있지만 정지된 상태  &lt;/p&gt;
&lt;p&gt;&amp;#160; &lt;/p&gt;
&lt;p&gt;Foreground로 실행하기  &lt;/p&gt;
&lt;p&gt;일반적으로 사용하는 방법이 foreground로 실행되는 것이다.  &lt;/p&gt;
&lt;p&gt;&amp;#160; &lt;br /&gt;Background로 실행하기  &lt;/p&gt;
&lt;p&gt;뒤에 &amp;amp;를 붙이면 화면 뒤에서 실행이 된다.  &lt;/p&gt;
&lt;p&gt;이렇게 실행하면 다른 작업을 동시에 할 수 있지만 &lt;br /&gt;vi와 같이 입력을 받아 실행하는 프로그램은 background로 실행될 수 없다.  &lt;/p&gt;
&lt;p&gt;&amp;#160; &lt;br /&gt;Foreground를 suspend로 실행하기  &lt;/p&gt;
&lt;p&gt;^Z을 누르면 실행 중이던 프로그램이 suspend된다. &lt;br /&gt;Suspend된 것을 다시 foreground로 하기 위해서는 fg %&amp;lt;작업번호&amp;gt;를 사용한다. &lt;br /&gt;작업번호는 jobs 명령어로 알 수 있다. &lt;br /&gt;Suspend된 것을 다시 background로 하기 위해서는 bg %&amp;lt;작업번호&amp;gt; 를 사용한다.&lt;/p&gt;
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 --&gt;&lt;/a&gt; &lt;a href=&quot;http://feeds.wordpress.com/1.0/gostumble/spaceufo.wordpress.com/120/&quot; rel=&quot;nofollow&quot;&gt;&lt;!-- Error: rendering enclosure $VAR1 = {
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 --&gt;&lt;/div&gt;    &lt;p style=&quot;clear:both;&quot;&gt; 
    &lt;a href=&quot;http://desc.vox.com/library/post/6a00ccff98bf566ea500f48d00893a0001.html?_c=feed-rss-full#comments&quot;&gt;Read and post comments&lt;/a&gt;   |   
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            </description> 
            <category domain="http://desc.vox.com/tags/">server</category> 
            <category domain="http://desc.vox.com/tags/">foreground</category> 
            <category domain="http://desc.vox.com/tags/">multitasking</category> 
            <category domain="http://desc.vox.com/tags/">background  suspend</category>   
        </item> 
 
        <item>
            <title>Signal 보내기(kill)</title>
            <link>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1db260003.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1db260003.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1db260003.html?_c=feed-rss-full</guid> 
            <pubDate>Thu, 06 Mar 2008 23:18:43 -0800</pubDate>         
            
            <description>    &lt;div class=&quot;snap_preview&quot;&gt;&lt;br /&gt;&lt;p&gt;프로세스 간의 통신 수단이 signal 이라고 할 수 있다. &lt;br /&gt;하나의 프로세스가 다른 프로세스에게로 메시지를 보내기 위한 수단이다. &lt;br /&gt;kill은 프로세스를 죽이는 명령이 아니라 signal 을 보내는 명령이다. &lt;/p&gt;
&lt;p&gt;signal  &lt;/p&gt;
&lt;p&gt;일반적으로 사용되는 signal은 다음과 같다.  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; 이름&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; 번호&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; 의미  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; HVP&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; 1&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Hangup (실행종료. 로그아웃 하거나 모뎀 접속을 끊을 때 보냄)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; INT&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; 2&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Interrupt (실행종료. ^c를 쳤을 때 보내진다.)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; QUIT&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; 3&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Quit (실행종료. ^8를 쳤을 때 보내진다.)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; KILL&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; 9&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Kill (무조건 종료)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; SEGV&amp;#160;&amp;#160;&amp;#160;&amp;#160; 11&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Segmentation Violation (허가되지 않은 메모리 영역에 접근)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; TERM&amp;#160;&amp;#160;&amp;#160;&amp;#160; 15&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Terminate (가능한 한 정상 종료)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; CONT&amp;#160;&amp;#160;&amp;#160;&amp;#160; 18&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Continue (STOP나 TSTP에 의해 정지된 프로세스가 다시 실행을 계속한다.)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; STOP&amp;#160;&amp;#160;&amp;#160;&amp;#160; 19&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Stop (무조건적으로 그리고 즉각적으로 정지)  &lt;/p&gt;
&lt;p&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; TSTP&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; 20&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; Stop (실행을 정지 후 다시 실행을 계속하기 위해 대기. ^Z)  &lt;/p&gt;
&lt;p&gt;kill 명령의 사용법  &lt;/p&gt;
&lt;p&gt;kill &amp;lt;pid&amp;gt;  &lt;/p&gt;
&lt;p&gt;kill -&amp;lt;signal&amp;gt; &amp;lt;pid&amp;gt;&lt;/p&gt;
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 --&gt;&lt;/a&gt; &lt;a href=&quot;http://feeds.wordpress.com/1.0/goreddit/spaceufo.wordpress.com/119/&quot; rel=&quot;nofollow&quot;&gt;&lt;!-- Error: rendering enclosure $VAR1 = {
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 --&gt;&lt;/div&gt;    &lt;p style=&quot;clear:both;&quot;&gt; 
    &lt;a href=&quot;http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1db260003.html?_c=feed-rss-full#comments&quot;&gt;Read and post comments&lt;/a&gt;   |   
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&lt;/p&gt;
 
            </description> 
            <category domain="http://desc.vox.com/tags/">kill</category> 
            <category domain="http://desc.vox.com/tags/">server</category> 
            <category domain="http://desc.vox.com/tags/">signal</category>   
        </item> 
 
        <item>
            <title>Process 상태 보기 (ps)</title>
            <link>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1ca090002.html?_c=feed-rss-full</link>   
            <author>nobody@vox.com(spaceufo)</author>
            <comments>http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1ca090002.html?_c=feed-rss-full</comments>
            <guid isPermaLink="true">http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1ca090002.html?_c=feed-rss-full</guid> 
            <pubDate>Thu, 06 Mar 2008 23:17:35 -0800</pubDate>         
            
            <description>    &lt;div class=&quot;snap_preview&quot;&gt;&lt;br /&gt;&lt;p&gt;현재 존재하는 프로세스들의 실행 상태를 요약한 보고서를 만들어 준다.  &lt;/p&gt;
&lt;p&gt;ps 명령어를 파이프와 함께 사용하는 것이 유용할 때가 있다. 보통 다음과 같이 사용함으로써 httpd process가 실행 중인지 확인할 수 있다.  &lt;/p&gt;
&lt;p&gt;ps aux | grep http [return]  &lt;/p&gt;
&lt;p&gt;PS 상태에 대한 여러 가지 정보는 다음과 같다
&lt;ul&gt;
&lt;li&gt;user(BSD)&amp;#160; : 프로세스 소유자의 username &lt;/li&gt;
&lt;li&gt;uid(sysV)&amp;#160;&amp;#160; : 프로세스 소유자의 username &lt;/li&gt;
&lt;li&gt;pid&amp;#160; : 프로세스 식별번호 &lt;/li&gt;
&lt;li&gt;%CPU&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : cpu 사용 비율 추정치 (BSD) &lt;/li&gt;
&lt;li&gt;%mem&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 메모리 사용 비율 추정치 (BSD) &lt;/li&gt;
&lt;li&gt;SZ&amp;#160; : K 단위 혹은 페이지 단위의 가상 메모리 사용 가능 &lt;/li&gt;
&lt;li&gt;RSS: 실제 메모리 사용량 &lt;/li&gt;
&lt;li&gt;TTY : 프로세스와 연결된 터미널 포트 &lt;/li&gt;
&lt;li&gt;STAT&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스의 현재 상태 &lt;/li&gt;
&lt;li&gt;R&amp;#160;&amp;#160;&amp;#160; : 실행 중 혹은 실행될 수 있는 상태 &lt;/li&gt;
&lt;li&gt;S&amp;#160;&amp;#160; : sleep &lt;/li&gt;
&lt;li&gt;I&amp;#160;&amp;#160;&amp;#160;&amp;#160; : idle (비활동 상태 : BSD / 중간적 상태 : sysV) &lt;/li&gt;
&lt;li&gt;T&amp;#160;&amp;#160; : 정지된 상태 (suspend) &lt;/li&gt;
&lt;li&gt;Z&amp;#160;&amp;#160;&amp;#160; : 좀비 (zombie) 프로세스 &lt;/li&gt;
&lt;li&gt;D&amp;#160;&amp;#160; : 디스크 관련 대기 상태 (BSD) &lt;/li&gt;
&lt;li&gt;P&amp;#160;&amp;#160;&amp;#160; : 페이지 관련 대기 상태 (BSD) &lt;/li&gt;
&lt;li&gt;X&amp;#160;&amp;#160; : 메모리 확보를 위해 대기 중 (sys V) &lt;/li&gt;
&lt;li&gt;K&amp;#160;&amp;#160;&amp;#160; : 사용 가능한 커널 프로세스 (aix) &lt;/li&gt;
&lt;li&gt;W&amp;#160;&amp;#160; : 스왑 out된 상태 &lt;/li&gt;
&lt;li&gt;N&amp;#160;&amp;#160; : nice 되어진 상태 &lt;/li&gt;
&lt;li&gt;&amp;gt;&amp;#160;&amp;#160;&amp;#160; : 우선 순위가 인위적으로 높아진 상태 &lt;/li&gt;
&lt;li&gt;TIME&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 총 cpu 사용 시간 &lt;/li&gt;
&lt;li&gt;COMMAND: 프로세스의 실행 명령 행 &lt;/li&gt;
&lt;li&gt;STIME(sysV)&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스가 시작된 시각 혹은 날짜 &lt;/li&gt;
&lt;li&gt;C(sysV)/CP(BSD) : 짧은 기간 동안의 cpu 사용률 &lt;/li&gt;
&lt;li&gt;F&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 프로세스의 프래그들 &lt;/li&gt;
&lt;li&gt;PPID&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160; : 부모 프로세스의 PID &lt;/li&gt;
&lt;li&gt;PRI : 실제 실행 우선 순위 &lt;/li&gt;
&lt;li&gt;NI&amp;#160;&amp;#160;&amp;#160; : nice &lt;/li&gt;
&lt;li&gt;WCHAN&amp;#160;&amp;#160;&amp;#160; : 프로세스를 기다리고 있는 이벤트&lt;/li&gt;
&lt;/ul&gt;
&lt;/p&gt;
&lt;p&gt;&lt;span style=&quot;font-size: x-small&quot;&gt;&lt;/span&gt;&lt;/p&gt;
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 --&gt;&lt;/div&gt;    &lt;p style=&quot;clear:both;&quot;&gt; 
    &lt;a href=&quot;http://desc.vox.com/library/post/6a00ccff98bf566ea500f48ce1ca090002.html?_c=feed-rss-full#comments&quot;&gt;Read and post comments&lt;/a&gt;   |   
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&lt;/p&gt;
 
            </description> 
            <category domain="http://desc.vox.com/tags/">server</category> 
            <category domain="http://desc.vox.com/tags/">ps</category>   
        </item> 
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