????1?????澲???????
??????????????????html?????棬???????????????????棬?????????php???????????????????????????CMS???б???????????dedecms??
????????????????????????????棺
????Ob_start()
????******????е?????*******
????$content = Ob_get_contents();
????****??????????д??html???*****
????Ob_end_clean();
????2????沿?????
??????????????????????в?????????????о?????棬???????仯??鯔???棬????????????????????????????ob_get_contents?????????????????????ESI?????????λ?????????????????????????????????β???????(ESI????????baidu?????????)??
????????????????????????е???????
????3?????????
??????????壬????????????????????磬????е???????????????????id??????????ó?????????????????????????????????????Щ??????浽???php????У?????????????id??????????????????????????????????????????????????????????????????????????????????????л?????????php???????
????Ecmall?????????????????????
????4?????????
???????????????????????·?????????????????棻??????????????????????????У??′????????????????????????????????????????????????????????????????????????????????????????????????
??????????????л???
??????????????????????????淽????????2??3??4????漼????????????????ж?????????????????????????Ч??????????Ч?????????????????????????????????????????趨??????????????′???????л??????????????μ????????????磬????????????????????2??С???????Σ?
????5?????????????л???
???????????????????漼???????????????????????????????????????????????
???????磬?????????????????????????????????????????????????????????????????????滺?棻
????????????????????????????????????棬????????????????????????????????????????????????????????????棬???????????????????
??????????????????????棬?????η???????????????????Σ??????10???????????????????????????????
????6??????????
???????????????????????????Memcached??memcached?????????????滺????????? ????????????????????????????????????????????????????????Web???????? ??????????
?????????????????????????浽??????У???????????????????????????????????? key–>value?????
????<?php
????$memcachehost = '192.168.6.191';
????$memcacheport = 11211;
????$memcachelife = 60;
????$memcache = new Memcache;
????$memcache->connect($memcachehost??$memcacheport) or die ("Could not connect");
????$memcache->set('key'??'?????????');
????$get = $memcache->get($key);       //??????
?????>
????7??apache???????
????apache????????????????cache???????????cache??squid????????????web?????????????htttpd.conf??????????????????????apache??????????mod_cache????顣
???????apache???./configure –enable-cache –enable-disk-cache –enable-mem-cache
????8??php APC???????
????Php?????APC?????????windows?????php_apc.dll???????????????飬???????php.ini????????????
????[apc]
????extension=php_apc.dll
????apc.rfc1867 = on
????upload_max_filesize = 100M
????post_max_size = 100M
????apc.max_file_size = 200M
????upload_max_filesize = 1000M
????post_max_size = 1000M
????max_execution_time = 600 ;   ???PHP??????е??????(??)?????30??
????max_input_time = 600 ;       ???PHP??????????????????????60
????memory_limit = 128M ;       ???PHP????????????棬???8M
????9??Opcode????
?????????????php???????????????????????

????????php?????????Tokens???????????Opcode???????Opcode????????????????????????php????????????????????????Opcode???′????????????????????????????μ?opcode???????к????????????????м????????
??????????????XCache??Turck MM Cache??PHP Accelerator???