<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On 29.05.2009, at 17:37, Aleksej Novikov wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="margin-top: 5px; margin-right: 5px; margin-bottom: 5px; margin-left: 5px; background-color: rgb(255, 255, 255); "><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Hello Igor,</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "> Потратил пол-дня на чтение архива, курения гугла, и личных экспериментов с nginx.</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Видимо человеческая несообразительность не имеет границ :(</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Встала необходимость распределить нагрузку на несколько backend fastcgi серверов. </div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">FrontEnd на nginx. </div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">адрес сервера 1.1.1.1</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">кусок конфига.</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">location /search.php {</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">...</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">fastcgi_pass 1.1.1.2:5555 ;</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">fastcgi_param DOCUMENT_ROOT /data/www/htdocs/mysite ;</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">fastcgi_param SCRIPT_NAME /data/www/htdocs/mysite$fastcgi_script_name ;</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">fastcgi_param PATH_TRANSLATED /data/www/htdocs/mysite ;</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">}</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">На другом сервере, с адресом 1.1.1.2 на порту 5555 поднято десяток php-fcgi .</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">При обращении на /search.php получаю 502 Bad Gateway</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">В дебаг логе вижу </div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 connect to 1.1.1.2:55555, fd:8 #39</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http upstream connect: -2</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 event timer add: 8: 20000:2357089820</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http run request: "/search.php?"</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http upstream check client, write event:1, "/search.php"</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http upstream recv(): -1 (11: Resource temporarily unavailable)</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http upstream request: "/search.php?"</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http upstream send request handler</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http upstream send request</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 chain writer buf fl:0 s:896</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 chain writer in: 081838B4</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 writev: 896</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 chain writer out: 00000000</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 event timer del: 8: 2357089820</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 event timer add: 8: 40000:2357109821</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http upstream request: "/search.php?"</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http upstream process header</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 malloc: 084258E8:32768</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 recv: fd:8 0 of 32768</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [error] 8745#0: *36 upstream prematurely closed connection while reading response header from upstream, client: 10.10.10.101, server: myserver, request: "GET /search.php HTTP/1.1", upstream: "fastcgi://1.1.1.2:5555", host: "ric"</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">2009/05/29 16:10:18 [debug] 8745#0: *36 http next upstream, 2</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Проделывал всё, вплоть до того, что искомый скрипт /search.php разместил по указанному в DOCUMENT_ROOT пути на обеих машинах.</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Безрезультатно.</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Подскажите пожалуйста, что не так, и как правильно использовать несколько разных fastcgi серверов если они находятся на разных серверах ?</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Может дело в каких то передаваемых в nginx location параметрах скрипту.</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">И уточните пожалуйста, где должен лежать сам исполняемый скрипт, на сервере с nginx или на серверах где подняты fasctgi.</div></div></span></blockquote>логи фастцги смотрите </div><div>. на всех машинах контент должен быть одинаковый <br><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="margin-top: 5px; margin-right: 5px; margin-bottom: 5px; margin-left: 5px; background-color: rgb(255, 255, 255); "><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Большое человеческое спасибо.</div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><br></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><span class="rvts6" style="font-size: 8pt; font-family: arial; font-style: italic; color: rgb(192, 192, 192); ">-- </span></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><span class="rvts6" style="font-size: 8pt; font-family: arial; font-style: italic; color: rgb(192, 192, 192); ">Best regards,</span></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><span class="rvts6" style="font-size: 8pt; font-family: arial; font-style: italic; color: rgb(192, 192, 192); ">Aleksej </span></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><span class="rvts6" style="font-size: 8pt; font-family: arial; font-style: italic; color: rgb(192, 192, 192); ">ICQ: 293-686-24</span></div><div style="text-align: left; text-indent: 0px; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><span class="rvts6" style="font-size: 8pt; font-family: arial; font-style: italic; color: rgb(192, 192, 192); ">GSM:371-293-686-24</span></div></div></span></blockquote></div><br></body></html>