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From: James Tucker <jftucker@gmail.com>
To: rack-devel@googlegroups.com
Subject: Re: Not cleaning up tempfiles for multipart?
Date: Mon, 8 Mar 2010 14:42:41 +0000	[thread overview]
Message-ID: <910BFBA2-7FD4-4985-99CC-A1764EB92179@gmail.com> (raw)
In-Reply-To: <927006e5-332c-4e59-aca6-4963bdcbea2a@q16g2000yqq.googlegroups.com>

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On 8 Mar 2010, at 11:26, Hongli Lai wrote:

> On Mar 8, 12:53 am, Eric Wong <normalper...@yhbt.net> wrote:
>> Always?  Why?
> 
> To simply our code. Phusion Passenger forks-without-exec worker
> processes from a parent. It does this on multiple levels. If I don't
> call exit! then a SystemExit exception will propagate through the call
> stack and I'd have to modify all the 'ensure' blocks in the parent to
> take into account they're now being executed in a child process. It's
> definitely possible to get rid of the exit! but it makes our code more
> complicated.

I can see how that would be painful, totally.

>> Doesn't Passenger have the luxury of only supporting sane platforms
>> that let you unlink Tempfiles and continue to use them?
> 
> Yes but the Tempfile is created by Rack and on the Phusion Passenger
> level we have no control over those tempfiles. Even if Rack
> immediately unlinks those tempfiles, the actual disk space isn't
> released until the file handles are closed. I believe Rack currently
> does not even call #close on the Tempfiles.

Correct.

Some servers do, for example, in thin: http://github.com/macournoyer/thin/blob/master/lib/thin/request.rb#L143

> I think software should
> do the right thing even in the face of people who don't know how to
> use lsof.

Just to be clear, I don't disagree at all that this needs to be fixed. I think handlers/servers should close any tempfiles they create, and the requirement for middleware should be the same.


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  parent reply	other threads:[~2010-03-08 14:42 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-05 14:40 Not cleaning up tempfiles for multipart? Charles Oliver Nutter
2010-03-05 14:47 ` Charles Oliver Nutter
2010-03-05 14:48   ` Charles Oliver Nutter
2010-03-06 10:20   ` Hongli Lai
2010-03-07 14:25     ` Charles Oliver Nutter
2010-03-06  7:55 ` Eric Wong
2010-03-06 10:25   ` Hongli Lai
2010-03-07 14:34     ` Charles Oliver Nutter
2010-03-08  0:22       ` Eric Wong
2010-03-08  1:12         ` Eric Wong
2010-03-17 15:41           ` Charles Oliver Nutter
2010-03-18  9:54             ` Eric Wong
2014-01-06 22:45               ` Wojtek Kruszewski
2014-02-11 21:05                 ` Eric Wong
2014-03-27 21:40                   ` Lenny Marks
2010-03-07 23:53     ` Eric Wong
2010-03-08 11:26       ` Hongli Lai
2010-03-08 11:30         ` Hongli Lai
2010-03-08 14:33           ` Randy Fischer
2010-03-08 14:43           ` Charles Oliver Nutter
2010-03-08 14:49             ` James Tucker
2010-03-17  2:37           ` Eric Wong
2010-03-08 13:22         ` Charles Oliver Nutter
2010-03-08 14:42         ` James Tucker [this message]
2010-03-08 17:24           ` Hongli Lai
2010-03-09  7:43             ` Charles Oliver Nutter
2010-03-08 10:05     ` James Tucker
2010-03-07 14:27   ` Charles Oliver Nutter
2010-03-08  0:18     ` Eric Wong
2010-03-08 10:07       ` James Tucker

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