Re: SSI 502 при POST

["Valery Kholodkov" <valery+nginxru@xxxxxxxxxxx>]

Похоже на client_body_temp_path смотрящий в tmpfs.
Можно попытаться отключить sendfile или
устранить указанную причину.

>       Не могу решить одну проблему.
> По-моему баг в SSI.
>       Когда на основную страницу приходит
> POST больше 10 килобайт, все
>       SSI вылетают по 502. Вот выписка из
> дебаглога. Кто-то похоже
>       сделал что-то плохое с файл
> дескриптором.
>       nginx/0.6.32 под Linux Gentoo.
>
> 2008/11/14 08:03:32 [debug] 18443#0: *790 http proxy header:
> "GET /showssi.php HTTP/1.0
> Host: www.lyn.com
> X-Real-IP: 82.208.43.89
> X-Forwarded-For: 82.208.43.89
> Connection: close
> User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.3)
> Gecko/2008092417 Firefox/3.0.3
> Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
> Accept-Language: en,ru;q=0.7,cs;q=0.3
> Accept-Encoding: gzip,deflate
> Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
> Referer: http://www.lyn.com/testssi.php?
> Cookie: uid=pAGowEka4+Obk2YaAwM6Ag==; lastSeenPage=; currentLang=en_GB;
> __utma=14286250.1320585890377542700.1226498364.1226598781.1226658972.9;
> __utmz=142862
> 50.1226582509.4.2.utmcsr=reminder1-2008|utmccn=WreathUsers|utmcmd=email;
> analytics_originalReferer=Analytics%3ATyped-in;
> analytics_entryPage=http%3A%2F%2Fwww
> .lyn.com%2F; PHPSESSID=68820b8d6da2547893dc31e3d3be6193; __utmc=14286250;
> UserTrack==192.168.1.164.1226666833815924
> Content-Type: application/x-www-form-urlencoded
> Content-Length: 12185
>
> "
> 2008/11/14 08:03:32 [debug] 18443#0: *790 http cleanup add: 0818130C
> 2008/11/14 08:03:32 [debug] 18443#0: *790 get rr peer, try: 1
> 2008/11/14 08:03:32 [debug] 18443#0: *790 socket 26
> 2008/11/14 08:03:32 [debug] 18443#0: *790 epoll add connection: fd:26
> ev:80000005
> 2008/11/14 08:03:32 [debug] 18443#0: *790 connect to 192.168.1.164:80,
> fd:26 #792
> 2008/11/14 08:03:32 [debug] 18443#0: *790 http upstream connect: -2
> 2008/11/14 08:03:32 [debug] 18443#0: *790 event timer add: 26:
> 60000:2602192900
> 2008/11/14 08:03:32 [debug] 18443#0: *790 http subrequest done
> "/showssi.php?"
> 2008/11/14 08:03:32 [debug] 18443#0: *790 saved: 0 state: 0
> 2008/11/14 08:03:32 [debug] 18443#0: *790 parse: -2, looked: 0
> 0817EAC7-0817F8A8
> 2008/11/14 08:03:32 [debug] 18443#0: *790 saved: 0
> 2008/11/14 08:03:32 [debug] 18443#0: *790 ssi out: 080DFDC4 0817EAC7
> 2008/11/14 08:03:32 [debug] 18443#0: *790 http postpone filter
> "/testssi.php?" 080DFDF8
> 2008/11/14 08:03:32 [debug] 18443#0: *790 copy filter: -2 "/testssi.php?"
> 2008/11/14 08:03:32 [debug] 18443#0: *790 pipe read upstream: 0
> 2008/11/14 08:03:32 [debug] 18443#0: *790 pipe buf busy s:1 t:1 f:0
> 0817E8A8, pos 0817EA18, size: 3728 file: 0, size: 0
> 2008/11/14 08:03:32 [debug] 18443#0: *790 pipe buf free s:0 t:1 f:0
> 081698F8, pos 081698F8, size: 6763 file: 0, size: 0
> 2008/11/14 08:03:32 [debug] 18443#0: *790 event timer: 25, old:
> 2602312888, new: 2602312900
> 2008/11/14 08:03:32 [debug] 18443#0: *790 post event 081E9810
> 2008/11/14 08:03:32 [debug] 18443#0: *790 delete posted event 081E9810
> 2008/11/14 08:03:32 [debug] 18443#0: *790 http upstream send request
> handler
> 2008/11/14 08:03:32 [debug] 18443#0: *790 http upstream send request
> 2008/11/14 08:03:32 [debug] 18443#0: *790 chain writer buf fl:0 s:1005
> 2008/11/14 08:03:32 [debug] 18443#0: *790 chain writer buf fl:0 s:51
> 2008/11/14 08:03:32 [debug] 18443#0: *790 chain writer buf fl:1 s:12134
> 2008/11/14 08:03:32 [debug] 18443#0: *790 chain writer in: 08181354
> 2008/11/14 08:03:32 [debug] 18443#0: *790 tcp_nopush
> 2008/11/14 08:03:32 [debug] 18443#0: *790 writev: 1056
> 2008/11/14 08:03:32 [debug] 18443#0: *790 sendfile: @0 12134
> 2008/11/14 08:03:32 [alert] 18443#0: *790 sendfile() failed (9: Badfile
> descriptor) while sending request to upstream, client: 82.208.43.89,
> server: www.lyn.com, request: "POST /testssi.php? HTTP/1.1", subrequest:
> "/showssi.php", upstream: "http://192.168.1.164:80/showssi.php";, host:
> "www.lyn.com", referrer: "http://www.lyn.com/testssi.php?";
> 2008/11/14 08:03:32 [debug] 18443#0: *790 chain writer out: FFFFFFFF
> 2008/11/14 08:03:32 [debug] 18443#0: *790 http next upstream, 2
> 2008/11/14 08:03:32 [debug] 18443#0: *790 free rr peer 1 4
> 2008/11/14 08:03:32 [debug] 18443#0: *790 finalize http upstream request:
> 502

-- 
Best regards,
Valery Kholodkov