这里收集三种日志
php的错误日志，php-fpm的错误日志和慢查询日志
在php.ini中设置
error_log = /data/app_data/php/logs/php_errors.log
在php-fpm.conf中设置
error_log = /data/app_data/php/logs/php-fpm_error.log
slowlog = /data/app_data/php/logs/php-fpm_slow.log
php错误日志如下：
[29-jan-2015 07:37:44 utc] php warning: php startup: unable to load dynamic library '/data/app_platform/php/lib/php/extensions/no-debug-non-zts-20100525/redis.so' - /data/app_platform/php/lib/php/extensions/no-debug-non-zts-20100525/redis.so: cannot open shared object file: no such file or directory in unknown on line 0[29-jan-2015 07:37:44 utc] php warning: php startup: unable to load dynamic library '/data/app_platform/php/lib/php/extensions/no-debug-non-zts-20100525/apc.so' - /data/app_platform/php/lib/php/extensions/no-debug-non-zts-20100525/apc.so: cannot open shared object file: no such file or directory in unknown on line 0[29-jan-2015 07:37:44 utc] php warning: php startup: unable to load dynamic library '/data/app_platform/php/lib/php/extensions/no-debug-non-zts-20100525/mongo.so' - /data/app_platform/php/lib/php/extensions/no-debug-non-zts-20100525/mongo.so: cannot open shared object file: no such file or directory in unknown on line 0
php-fpm错误日志如下：
[30-jan-2015 10:32:25] error: unable to read what child say: bad file descriptor (9)[30-jan-2015 10:32:25] error: unable to read what child say: bad file descriptor (9)[30-jan-2015 10:32:25] error: unable to read what child say: bad file descriptor (9)[30-jan-2015 10:32:25] error: unable to read what child say: bad file descriptor (9)[30-jan-2015 10:32:25] error: unable to read what child say: bad file descriptor (9)[10-mar-2015 17:37:11] error: unable to read what child say: bad file descriptor (9)[10-mar-2015 17:37:11] error: unable to read what child say: bad file descriptor (9)[10-mar-2015 21:31:48] error: unable to read what child say: bad file descriptor (9)
php-fpm的慢查询日志如下：
[11-mar-2015 16:54:17] [pool www] pid 12873script_filename = /data//index.php[0x00007f497fa5b620] curl_exec() /data//account.php:221[0x00007f497fa5a4e0] call() /data/gintama_app/jidong/game_code/app/controllers/game.php:31[0x00007fff29eea180] load() unknown:0[0x00007f497fa59e18] call_user_func_array() /data/library/basectrl.php:20[0x00007fff29eea470] handoutaction() unknown:0[0x00007f497fa59400] run() /data//index.php:30[11-mar-2015 16:56:46] [pool www] pid 12881script_filename = /data/index.php[0x00007f497fa5b620] curl_exec() /data//account.php:221[0x00007f497fa5a4e0] call() /data/game.php:31[0x00007fff29eea180] load() unknown:0[0x00007f497fa59e18] call_user_func_array() /data/library/basectrl.php:20[0x00007fff29eea470] handoutaction() unknown:0[0x00007f497fa59400] run() /data/index.php:30