[hunchentoot-devel] I/O timeout error (SBCL)

[red daly]

I have attached a patch that fixes the errors for me.

-red

red daly wrote:
> This is a repeat of an earlier problem one user had, as documented in 
> this thread: 
> http://common-lisp.net/pipermail/tbnl-devel/2006-December/000876.html
>
> >Basically, mx explanation in the other email was right except for the
> >logging part.  There should /probably/ be some cleanup that prevents
> >errors like this one (that aren't really errors) to pop up the
> >debugger.
>
> Maybe an intrigued soul will contribute a patch.  The bug is more of 
> an annoyance than anything.
>
> The original email before I noticed it was a repeat report:
>
> I have been noticing this IO error since several months ago.  When
> catch-signals is nil, hunchentoot occasionally throws me into the
> debugger.  It signals at seemingly random points during a server's 
> lifetime.
>
> I have a backtrace, but I do not know the source of the error.
>
> I am running a 64 bit version of SBCL, though I have noticed this on 32
> bit SBCL, too.
>
> I/O timeout reading #<SB-SYS:FD-STREAM for "a constant string" 
> {10028FCEB1}>
>   [Condition of type SB-SYS:IO-TIMEOUT]
>
> Restarts:
> 0: [TERMINATE-THREAD] Terminate this thread (#<THREAD
> "hunchentoot-worker-79" {10027721A1}>)
>
> Backtrace:
>  0: ((LAMBDA (SWANK-BACKEND::DEBUGGER-LOOP-FN))
>      #<FUNCTION (LAMBDA #) {10067D6969}>)
>  1: (SWANK::DEBUG-IN-EMACS #<SB-SYS:IO-TIMEOUT {1003007811}>)
>  2: ((LAMBDA (SWANK-BACKEND::HOOK SWANK-BACKEND::FUN))
>      #<FUNCTION SWANK:SWANK-DEBUGGER-HOOK>
>      #<CLOSURE (LAMBDA #) {1003007C19}>)
>  3: (SWANK::CALL-WITH-REDIRECTED-IO
>      #<SWANK::CONNECTION {10034586B1}>
>      #<CLOSURE (LAMBDA #) {1003007C39}>)
>  4: (SWANK::CALL-WITH-CONNECTION
>      #<SWANK::CONNECTION {10034586B1}>
>      #<CLOSURE (LAMBDA #) {1003007C19}>)
>  5: (INVOKE-DEBUGGER #<SB-SYS:IO-TIMEOUT {1003007811}>)
>  6: (INVOKE-DEBUGGER #<SB-SYS:IO-TIMEOUT {1003007811}>)
>  7: (HUNCHENTOOT::MAYBE-INVOKE-DEBUGGER #<SB-SYS:IO-TIMEOUT 
> {1003007811}>)
>  8: (SIGNAL #<SB-SYS:IO-TIMEOUT {1003007811}>)
>  9: (ERROR SB-SYS:IO-TIMEOUT)
> 10: (SB-IMPL::REFILL-BUFFER/FD
>      #<SB-SYS:FD-STREAM for "a constant string" {10028FCEB1}>)
> 11: (SB-IMPL::INPUT-UNSIGNED-8BIT-BYTE
>      #<SB-SYS:FD-STREAM for "a constant string" {10028FCEB1}>
>      NIL
>      :EOF)
> 12: ((SB-PCL::FAST-METHOD STREAM-READ-BYTE (CHUNGA:CHUNKED-INPUT-STREAM))
>      (#(8 9) . #())
>      #<unavailable argument>
>      #<CHUNGA:CHUNKED-IO-STREAM {1002BE9B91}>)
> 13: ((SB-PCL::FAST-METHOD FLEXI-STREAMS::READ-BYTE*
>       (FLEXI-STREAMS:FLEXI-INPUT-STREAM))
>      #<unavailable argument>
>      #<unavailable argument>
>      #<unavailable argument>)
> 14: ((SB-PCL::FAST-METHOD STREAM-READ-CHAR
>       (FLEXI-STREAMS::FLEXI-LATIN-1-INPUT-STREAM))
>      #<unavailable argument>
>      #<unavailable argument>
>      #<unavailable argument>)
> 15: (READ-CHAR
>      #<FLEXI-STREAMS::FLEXI-LATIN-1-IO-STREAM {1002BFEF81}>
>      T
>      NIL
>      #<unused argument>)
> 16: (CHUNGA:READ-LINE*
>      #<FLEXI-STREAMS::FLEXI-LATIN-1-IO-STREAM {1002BFEF81}>
>      NIL)
> 17: (HUNCHENTOOT::GET-REQUEST-DATA)
> 18: (HUNCHENTOOT::PROCESS-CONNECTION
>      #<HUNCHENTOOT::SERVER {10038DFDB1}>
>      #<SB-BSD-SOCKETS:INET-SOCKET descriptor 10 {1002771261}>)
> 19: ((LAMBDA ()))
> 20: ("foreign function: #x41EE32")
> 21: ("foreign function: #x416EF1")
>
>
> -red
>
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