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Re: RFC: Changing default ra_dav timeout

From: <kfogel_at_collab.net>
Date: 2004-04-29 20:06:19 CEST

+1 here.

Greg Hudson <ghudson@MIT.EDU> writes:
> For svn 1.1, I'd like to increase the default HTTP timeout to 3600
> seconds, from the built-in neon timeout of 120 seconds.
>
> The fundamental reason for this change is that I don't think an RPC
> system should time out at all; 3600 seconds seems like a reasonable
> approximation of "forever" given that neon doesn't provide a way to
> disable the timeout. The proximal reason is that libsvn_fs_fs can
> take a while to finalize a big commit (Josh measured it at five
> minutes to finalize the commit of a 50,000-file Mozilla source import,
> on his machine), and having that time out would hurt.
>
> (It would be possible to change the libsvn_fs_fs design so that there
> is no expensive finalization phase before a commit is completed, but
> it would add a lot of complexity, and one of the explicit tradeoffs of
> libsvn_fs_fs is that it's supposed to make reads simpler at the
> expense of commit throughput.)
>
> Anyway, here's your chance to object before this goes into the trunk.
>
> Index: subversion/libsvn_ra_dav/session.c
> ===================================================================
> --- subversion/libsvn_ra_dav/session.c (revision 9551)
> +++ subversion/libsvn_ra_dav/session.c (working copy)
> @@ -39,6 +39,8 @@
>
> #include "ra_dav.h"
>
> +#define DEFAULT_HTTP_TIMEOUT 3600
> +
>
>
> /* a cleanup routine attached to the pool that contains the RA session
> baton. */
> @@ -641,11 +643,10 @@
> }
> }
>
> - if (timeout)
> - {
> - ne_set_read_timeout(sess, timeout);
> - ne_set_read_timeout(sess2, timeout);
> - }
> + if (!timeout)
> + timeout = DEFAULT_HTTP_TIMEOUT;
> + ne_set_read_timeout(sess, timeout);
> + ne_set_read_timeout(sess2, timeout);
> }
>
> /* make sure we will eventually destroy the session */
>
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Received on Thu Apr 29 21:19:26 2004

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