눈, 그 깊은 심연

참고 : http://askubuntu.com/questions/152716/how-to-detect-a-memory-leak

$ free -m

             total       used       free     shared    buffers     cached

Mem:        258287     181675      76611          4       1533     171678

-/+ buffers/cache:       8464     249823 

Swap:        32767          0      32767 

$ su -

Password: 

# sync; sudo echo 3 > /proc/sys/vm/drop_caches

# free -m

             total       used       free     shared    buffers     cached

Mem:        258287       2182     256105          4          6         91

-/+ buffers/cache:       2084     256203 

Swap:        32767          0      32767 

- - URL Encode function 

CREATE OR REPLACE FUNCTION form_url_encode(

  data    IN VARCHAR2,

  charset IN VARCHAR2) RETURN VARCHAR2 AS

BEGIN

  RETURN utl_url.escape(data, TRUE, charset); 

END;

-- URL Decode function

CREATE OR REPLACE FUNCTION form_url_decode(

  data    IN VARCHAR2,

  charset IN VARCHAR2) RETURN VARCHAR2 AS

BEGIN

  RETURN utl_url.unescape(replace(data, '+', ' '), charset);

END;

참고 : http://zetawiki.com/wiki/%EB%A6%AC%EB%88%85%EC%8A%A4_%EB%A9%94%EB%AA%A8%EB%A6%AC_%EC%82%AC%EC%9A%A9%EB%9F%89%EC%88%9C_%ED%94%84%EB%A1%9C%EC%84%B8%EC%8A%A4_%EB%B3%B4%EA%B8%B0

간단히 보기(ps -ef)

ps -ef --sort -rss | head -n 11

메모리 사용량 표시 (ps -eo)

ps -eo user,pid,ppid,rss,size,vsize,pmem,pcpu,time,cmd --sort -rss | head -n 11