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MyASPN >> Mail Archive >> tcl-threads
tcl-threads
Re: [Tcl-Threads] thread::transfer and memory leak
by Jeff Hobbs other posts by this author
Nov 27 2006 3:44PM messages near this date
[Tcl-Threads] thread::transfer and memory leak | [Tcl-Threads] tcl threads
Oleg Derevenetz wrote:
>  I am developing project using Tcl + Thread (BitTorrent tracker). At first I 
>  tried to use model where main thread after accepting new connection (using 
>  socket -server) transfers connection socket to free thread using 
>  thread::transfer. But testing of this model reveals slow memory leak (about 
>  1Mb/minute with requests rate about 100 req/sec). Using Tcl memory debugging

>  (Tcl and Thread built with --enable-symbols=mem) and memory command I found 
>  that memory leaks after each thread::transfer call. This observes on latest 
>  Tcl/Threads versions as well (tcl8.4.14 and thread2.6.5).
>  
>  Is this a known issue ? Is thread::transfer requires some extra dealing with

>  transferred filedescriptors before or after transfer ?

You are making sure to close the connections made, right?  Do you have any
more info from your tracing, or perhaps a code snippet (small) to reproduce?

Also, is this unix, Windows or OS X?

  Jeff Hobbs, The Tcl Guy, http://www.ActiveState.com/


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Oleg Derevenetz
Jeff Hobbs

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