PHP Profiling tool - Xdebug, XHProf in Korean XE Cont + PHPFest 2014 track1 session2 XE Developer Group

1. 4FTTJPO 9$PO

2. 1)1'FTU
1)11SPGJMJOH
뺂
컿쩢
9QSFTTOHJOF%FWFMPQFS

3. 헎읊콚맪삖삲
컿쩢
TVOHCVN!HNBJMDPN
9QSFTTOHJOF
9QSFTTOHJOF맪짪훟

4. 맪짪핞픦핊캏

5. 빪뺂
펊잖빦팚몮핖픒밚

6. 샃픎옪핊잏

7. 옪믆앶픦킪맒쫃핯솒짝뫃맒 젢졶읺
헣졓옇펂핂푷
쿦
훊믾퐎찖솒슿픒
핊잏헣쫂쁢샎맪많옪믆앶
핊잏픎옪핊얺 QSPGJMFS
않쁢솒묺읊칺푷펺옪믆앶콚큲
핂힒킲핊픒몒

8. 옪믆앶픦
훊믾퐎찖솒슿픒
핊잏헣쫂쁢샎맪많
핊잏픎옪핊얺
핂힒킲핊픒몒

9. 엖

10. 멾뫊픦쁢샎
픦풞핆픊옪쭎

11. 핂
푾읺빦않픦몋푾많몒믖픃혾칺
힏풞픦많칺핂핃픦읊

13. 엖
킲찒푷픦쁢샎
픦

14. 믆엕삲졂푾읺쁢
훟푢픦
힟훟핞
퓶헏핆짷쩣핂푢삲

15. 퓶헏핆짷쩣핂푢삲
옪핊잏픒핦퍊
읊

16. 옪핊잏
푾읺쁢쫂
$start = microtime();
// 측정하려는 코드
$end = microtime();
$duration = $end - $start;
원시적이다. 이러지맙시다.
$startMem = memory_get_usage();
// 측정하려는 코드
$endMem = memory_get_usage();
$memoryUsage = $end - $start;

17. 홎섢큲잖멚쫊밚푢
픒턶쫓킪삲
개발자의

18. 숙명,

19. 툴

20. 익히기!!

21. 홎섢큲잖멚쫊밚푢
9EFCVH9)1SPG
개발자의

22. 숙명,

23. 툴

24. 익히기!!

27. $BMM(SBQI

28. 9EFCVH
TJODF
QIQFYUFOTJPO
샎헏핆1)1싢쩒밓
싢쩒밓
옪핊잏믾쁳헪뫃
IUUQYEFCVHPSH
삲퍟쮾펂많짾쇦몮핖픚
8FC(SJOE
,$BDIF(SJOE
8JO$BDIF(SJOE
1)14UPSN슿

29. 9)1SPG
TJODF
QIQFYUFOTJPO
GBDFCPPL펞컪맪짪
않핂쯚컪쩒펞헏푷펺칺푷쇮졷헏픊옪맪짪
BHHSFHBUF
EJGG믾쁳헪뫃
IUUQTHJUIVCDPNQIBDJMJUZYIQSPG

30. 9EFCVHWT9)1SPG
9EFCVH 9)1SPG
쁞읺삲 찮읂삲
킪맒 XBMMUJNF
킪맒 XBMMUJNF
젢졶읺
DQV킪맒
쪒솒픦쮾펂푢 쮾펂믾쫆헪뫃

31. 믾쫆핟솧풞읺

32. IUUQNZTFSWFSDPNJOEFYQIQ 9%#6(@130'*-*/(
3410/4
PHP
Xdebug
컿쁳
핊옪헎핳

33. 8FC(SJOE쮾펂킲
3410/4
WebGrind

34. 9EFCVH컲
$ pecl install xdebug
$ vi php.ini
zend_extension = xdebug.so
xdebug.profiler_enabled = 0 # 상시 프로파일링 설정
xdebug.profiler_append = 1 # 측정데이터 누적 설정
xdebug.profiler_enable_trigger = 1 # XDEBUG_PROFILE 사용설정
xdebug.profiler_output_dir = /tmp/xdebug # 파일 저장 경로

35. 8FC(SJOE쮾펂컲
https://code.google.com/p/webgrind/wiki/Installation

36. 9)1SPG컲
$ pecl install channel://pecl.php.net/xhprof-0.9.4
$ vi php.ini
extension = xhprof.so
xhprof.output_dir = /tmp/xhprof

37. 쮾펂컲헣
9)1SPG펞뺂핳쇪쮾펂 YIQSPG@IUNM
YIQSPG@MJC
읊퓇펞컪헟믊쿦핖솒옫컲헣

38. 쪒솒픦1)1
QIQJOJ펞컪BVUP@QSFQFOE@GJMF
BVUP@BQQFOE@GJMF컲헣픒칺푷졂읺
// header
if (extension_loaded('xhprof')) {
include_once 'php/xhprof_lib/utils/xhprof_lib.php';
include_once 'php/xhprof_lib/utils/xhprof_runs.php';
xhprof_enable(XHPROF_FLAGS_CPU + XHPROF_FLAGS_MEMORY);
}
// footer
if (extension_loaded('xhprof')) {
$profiler_namespace = 'profiler';
$xhprof_data = xhprof_disable();
$xhprof_runs = new XHProfRuns_Default();
$run_id =
$xhprof_runs-save_run($xhprof_data,$profiler_namespace);
}
9)1SPG컲

39. %.0

40. 캦
?PHP
function test()
{
$obj = new stdClass();
$obj-string = 'Hello';
repeat($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
free($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
echo $obj-string;
}
?PHP
function repeat($obj)
{
$obj-string = str_repeat($obj-string, 15000);
}
function free($obj)
{
unset($obj-string);
}

41. 9EFCVH
%.0

42. 9)1SPG
%.0

43. 펺얺많힎

44. function test()
{
$obj = new stdClass();
$obj-string = 'Hello';
repeat($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
free($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
echo $obj-s;
}
$BMMT

45. function test()
{
$obj = new stdClass();
$obj-string = 'Hello';
repeat($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
free($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
echo $obj-s;
}
$start = microtime();
*ODMVTJWF8BMM5JNF
쿦픦홓욚킪맏쿦픦킪핟킪맏
FOETUBSU
$end = microtime();

46. YDMVTJWF8BMM5JNF
*ODMVTJWF8BMM5JNF
TVN 핞킫쿦슲픦*ODMVTJWF8BMM5JNF
function test()
{
$obj = new stdClass();
$obj-string = 'Hello';
repeat($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
free($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
echo $obj-s;
}

47. function test()
{
$obj = new stdClass();
$obj-string = 'Hello';
repeat($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
free($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
echo $obj-s;
}
$start = memory_get_usage();
*ODMVTJWF.FN6TF
쿦홓욚킪옪켆큲픦젢졶읺칺푷얗
쿦킪핟킪옪켆큲픦젢졶읺칺푷얗
FOETUBSU
$end = memory_get_usage();
$start
$end

48. YDMVTJWF.FN6TF
*ODMVTJWF.FN6TF
TVN 핞킫쿦슲픦*ODMVTJWF.FN6TF
function test()
{
$obj = new stdClass();
$obj-string = 'Hello';
repeat($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
free($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
echo $obj-s;
}

49. *ODMVTJWF1FBL.FN6TF
쿦홓욚킪옪켆큲픦젢졶읺칺푷얗
쿦킪핟킪옪켆큲픦젢졶읺칺푷얗
FOETUBSU
function test()
{
$obj = new stdClass();
$obj-string = 'Hello';
repeat($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
free($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
echo $obj-s;
}
$start = memory_get_peak_usage();
$end = memory_get_peak_usage();
$start
$end

50. YDMVTJWF1FBL.FN6TF
*ODMVTJWF1FBL.FN6TF
TVN 핞킫쿦슲픦*ODMVTJWF1FBL.FN6TF
function test()
{
$obj = new stdClass();
$obj-string = 'Hello';
repeat($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
free($obj);
for($i=3000; $i1; $i--) {
$obj-string .= 'Hello';
}
echo $obj-s;
}
$start
$end

51. 43
핞켆칺푷쩣픎YIQSPGEPDVNFOU읊

52. 44
옪핊잏

53. 45
믆얺빦
쭒컫픎혾믖펂옃삲

54. 46
옪핊잏쭒컫칺옎

55. 47
9뫃킫칺핂옪핊잏섾핂
찒헣캏헏픊옪잜핂