Separating requests with persistent backends

[André Cruz]

1.56

We disabled Keepalive on the apache backends and the errors went away  
so it definitely has something to do with it.

André

On 2007/06/19, at 19:46, Brad Fitzpatrick wrote:

> We had this happen to us awhile back, but it was fixed in 1.51 it  
> looks
> like.
>
> What version are you using?
>
>
> On Wed, 30 May 2007, André Cruz wrote:
>
>> Hello all.
>>
>> Ever since I enabled persistent connections to the backends I get
>> strange requests in my apache error logs. I'll paste one in the end
>> of the mail.
>>
>> The request seems to be part of another request that was split
>> somehow as it doesn't contain the first part (GET, POST,
>> whatever ...). This wouldn't concern me much, as the request seems
>> like SPAM, if not for the last part of the request: GET /js/pngfix.js
>> HTTP/1.0. It seems that this bogus request is messing up the next
>> request in line as well...
>>
>> Just so you know this is a Livejournal installation and the request
>> seems to try to leave a comment. I was expecting Perlbal to discard
>> these invalid requests or at least separate them...
>>
>> Is my analysis wrong?
>>
>> Thanks,
>> André
>>
>> [Wed May 30 11:11:19 2007] [error] [client 10.135.64.111] Invalid
>> method in request
>> replyto=&parenttalkid=0&itemid=36185&journal=asminhasbijuterias&chrp1 
>> =36
>> 185-67653-1178229600-WlQb7jSFB9foAIKwZSrC-ee52bf366bf
>> 415ee4f0914bca253de5d&usertype=anonymous&guest_userpost=&guest_user_u 
>> rl=
>> http%3A%2F%2Fxwgtkvyq.pochtamt.ru%
>> 2F128.html&userpost=&password=uelpfcvylh&do_login=&captcha_chal=c0%
>> 3A1178229600%3A3049%3A900%3A3ccnHlD8
>> cVFNEP59a64T%
>> 3A05cfd4ae84bf57bbc0819da874594362&answer=&checkCommentOrto=Verificar
>> +Ortografia&submitpost=Publicar&submitpreview=Pr%26eacute%3B-
>> visualizar&body=%3CA+href%3Dhttp%3A%2F%2Fvizthsbg342.nightmail.ru%
>> 2F172.html%3E%EA%E0%F1%F1%EE%E2%FB%E9+%E0%EF%EF%E0%F0%E0%F2+%F7%E5% 
>> EB%
>> FF%E1%E8%ED%F1%EA+%EF%F0%EE%E4%E0%EC+%E1+%F3%3C%2FA%3E%0Ahttp%3A%2F%
>> 2Fvizthsbg342.nightmail.ru%2F172.html%0A%5Burl%3Dhttp%3A%2F% 
>> 2Fvizthsbg3
>> 42.nightmail.ru%2F172.html%5D%EA%E0%F1%F1%EE%E2%FB%E9+%E0%EF%EF%E0% 
>> F0%
>> E0%F2+%F7%E5%EB%FF%E1%E8%ED%F1%EA+%EF%F0%EE%E4%E0%EC+%E1+%F3%5B% 
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>> 5D%0A%3CA+href%3Dhttp%3A%2F%2Flgykbcpb1815.nightmail.ru%2F259.html%3E
>> %EC%E8%F2%FF%E5%E2+%EA%F0%E5%EF%E8%F2%E5%F1%FC+%EB%FE%E4%E8+%F1%EA% 
>> EE%
>> F0%EE+%EB%E5%F2%EE%3C%2FA%3E%0Ahttp%3A%2F% 
>> 2Flgykbcpb1815.nightmail.ru%
>> 2F259.html%0A%5Burl%3Dhttp%3A%2F%2Flgykbcpb1815.nightmail.ru%2F259.ht
>> ml%5D%EC%E8%F2%FF%E5%E2+%EA%F0%E5%EF%E8%F2%E5%F1%FC+%EB%FE%E4%E8+%F1%
>> EA%EE%F0%EE+%EB%E5%F2%EE%5B%2Furl%5D%0A%3CA+href%3Dhttp%3A%2F%
>> 2Fotisalrssj.krovatka.su%2F48.html%3E%F1%EA%EB%E0%E4+%EE%EF%F2%3C% 
>> 2FA%
>> 3E%0Ahtt
>> p%3A%2F%2Fotisalrssj.krovatka.su%2F48.html%0A%5Burl%3Dhttp%3A%2F%
>> 2Fotisalrssj.krovatka.su%2F48.html%5D%F1%EA%EB%E0%E4+%EE%EF%F2%5B%
>> 2Furl%5D%0A%3CA+href%3Dhttp%3A%2F%2Faumqmvuo.front.ru%2F198.html%3E 
>> %EA
>> %E0%F0%F
>> 2%E0+%FD%EA%EE%EB%EE%E3%E8%F7%E5%F1%EA%E8+%ED%E5%E1%EB%E0%E3%EE%EF% 
>> F0%
>> E8%FF%F2%ED%FB%F5+%EC%E5%F1%F2+%E2+%F1%E0%ED%EA%F2-%EF%E5%F2%F0%E1% 
>> F3%
>> F0%E3%E5%3C%2FA%3E%0Ahttp%3A%2F%2Faumqmvuo.front.ru%2F198.html%0A%5Bu
>> rl%3Dhttp%3A%2F%2Faumqmvuo.front.ru%2F198.html%5D%EA%E0%F0%F2%E0+%FD%
>> EA%EE%EB%EE%E3%E8%F7%E5%F1%EA%E8+%ED%E5%E1%EB%E0%E3%EE%EF%F0%E8%FF% 
>> F2%
>> ED%FB%F5+%EC%E5%F1%F2+%E2+%F1%E0%ED%EA%F2-%EF%E5%F2%F0%E1%F3%F0%E3% 
>> E5%
>> 5B%2Furl%5D%0A%3CA+href%3Dhttp%3A%2F%2Fkmtyqtotn.rbcmail.ru% 
>> 2F69.html%
>> 3E%F8%E0%E1%EB%EE%ED%FB+%EE%F4%E8%F6%E8%E0%EB%FC%ED%FB%F5+%EF%E8%F1%
>> E5%EC%3C%2FA%3E%0Ahttp%3A%2F%2Fkmtyqtotn.rbcmail.ru%2F69.html%0A% 
>> 5Burl%
>> 3Dhttp%3A%2F%2Fkmtyqtotn.rbcmail.ru%2F69.html%5D%F8%E0%E1%EB%EE%ED% 
>> FB+
>> %EE%F4%E8%F6%E8%E0%EB%FC%ED%FB%F5+%EF%E8%F1%E5%EC%5B%2Furl%5D%0A%3CA
>> +href%3Dhttp%3A%2F%2Faydxjiwakd705.nm.ru%2F314.html%3E%F2%F0%E8%EB% 
>> EE%E
>> 3%E8%FF+%E3%EE%ED%F7%E0%F0%EE%E2%E0+%EE%E1%F0%FB%E2+%EE+%F0%F3%F1%F1%
>> EA%EE%EC+%E8%E4%E5%E0%EB%E8%F1%F2%E5+%F0%E5%F4%E5%F0%E0%F2%3C%2FA%3E%
>> 0Ahttp%3A%2F%2Faydxjiwakd705.nm.ru%2F314.html%0A%5Burl%3Dhttp%3A%2F 
>> %2Fa
>> ydxjiwakd705.nm.ru%2F314.html%5D%F2%F0%E8%EB%EE%E3%E8%FF+%E3%EE%ED% 
>> F7%
>> E0%F0%EE%E2%E0+%EE%E1%F0%FB%E2+%EE+%F0%F3%F1%F1%EA%EE%EC+%E8%E4%E5% 
>> E0%
>> EB%E8%F1%F2%E5+%F0%E5%F4%E5%F0%E0%F2%5B%2Furl%5D%0A%3CA+href%3Dhttp%3
>> A%2F%2Fsihocuax700.nightmail.ru%2F22.html%3E%F1%E8%EB%EE%E2%EE%E5+% 
>> F2%
>> F0%EE%E5%E1%EE%F0%FC%E5%3C%2FA%3E%0Ahttp%3A%2F%
>> 2Fsihocuax700.nightmail.ru%2F22.html%0A%5Burl%3Dhttp%3A%2F%
>> 2Fsihocuax700.nightmail.ru%2F22.h
>> tml%5D%F1%E8%EB%EE%E2%EE%E5+%F2%F0%EE%E5%E1%EE%F0%FC%E5%5B%2Furl%5D 
>> %0A
>> %3CA+href%3Dhttp%3A%2F%2Fzkqoiwfu1470.nightmail.ru%2F196.html%3E%EA 
>> %EE
>> %F1%F2%FE%EC%FB+%E2%EE%F1%F2%EE%F7%ED%FB%F5+%F2%E0%ED%F6%E5%E2%3C%2FA
>> %3E%0Ahttp%3A%2F%2Fzkqoiwfu1470.nightmail.ru%2F196.html%0A%5Burl%
>> 3Dhttp%3A%2F%2Fzkqoiwfu1470.nightmail.ru%2F196.html%5D%EA%EE%F1%F2% 
>> FE%
>> EC%FB+%E2%EE%F1%F2%EE%F7%ED%FB%F5+%F2%E0%ED%F6%E5%E2%5B%2Furl%5D%0A%
>> 3CA+hr
>> ef%3Dhttp%3A%2F%2Fqefvobslo989.nightmail.ru%2F6.html%3E%F1%EA%F0% 
>> E8%EF
>> %F2+%F7%E0%F2%E0%3C%2FA%3E%0Ahttp%3A%2F%2Fqefvobslo989.nightmail.ru%
>> 2F6.html%0A%5Burl%3Dhttp%3A%2F%2Fqefvobslo989.nightmail.ru%2F6.html 
>> %5D%
>> F1%EA%F0%E8%EF%F2+%F7%E0%F2%E0%5B%2Furl%5D%0A%3CA+href%3Dhttp%3A%2F%
>> 2Ftpwhzcat346.nm.ru%2F200.html%3E%EE%F7%E8%F1%F2%EA%E0+%E2%EE%E4%FB+%
>> E2+%E1%E5%EB%E3%EE%F0%EE%E4%E5+%E4%ED%E5%F1%F2%F0%EE%E2%F1%EA%E5%3C 
>> %2FA%
>> 3E%0Ahttp%3A%2F%2Ftpwhzcat346.nm.ru%2F200.html%0A%5Burl%3Dhttp%3A%2F%
>> 2Ftpwhzcat346.nm.ru%2F200.html%5D%EE%F7%E8%F1%F2%EA%E0+%E2%EE%E4%FB+%
>> E2+%E1%E5%EB%E3%EE%F0%EE%E4%E5+%E4%ED%E5%F1%F2%F0%EE%E2%F1%EA%E5%5B 
>> %2Fu
>> rl%5D%0AGET /js/pngfix.js HTTP/1.0
>>