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Posted to dev@subversion.apache.org by Branko Čibej <br...@wandisco.com> on 2013/06/11 14:50:51 UTC
Re: svn commit: r1491765 - /subversion/site/publish/docs/release-notes/1.8.html
On 11.06.2013 14:38, stefan2@apache.org wrote:
> Author: stefan2
> Date: Tue Jun 11 12:38:53 2013
> New Revision: 1491765
>
> URL: http://svn.apache.org/r1491765
> Log:
> * site/publish/docs/release_notes/1.8.html
> (fsfs-deltification): say why we don't enable it by default and what
> caches the user should enable to minize adverse effects
>
> Modified:
> subversion/site/publish/docs/release-notes/1.8.html
>
> Modified: subversion/site/publish/docs/release-notes/1.8.html
> URL: http://svn.apache.org/viewvc/subversion/site/publish/docs/release-notes/1.8.html?rev=1491765&r1=1491764&r2=1491765&view=diff
> ==============================================================================
> --- subversion/site/publish/docs/release-notes/1.8.html (original)
> +++ subversion/site/publish/docs/release-notes/1.8.html Tue Jun 11 12:38:53 2013
> @@ -1147,7 +1147,11 @@ size will usually be minimal.</p>
>
> <div class="notice">
> <p>By default, directory and property deltification are <em>disabled</em>.
> - You must edit <tt>db/fsfs.conf</tt> to enable these features.</p>
> + You must edit <tt>db/fsfs.conf</tt> to enable these features. The reason
> + is that deltification may amplify I/O in certain situations. To minimize
> + that effect, enable the <a
> + href="http://subversion.apache.org/docs/release-notes/1.7.html#data-caches"
> + >txdelta cache</a>.</p>
> </div>
Hmmm .... why didn't we just give "svnadmin create" new flags to control
these features? Editing fsfs.conf every time one creates a new
repository would tend to become a bit tedious.
-- Brane
--
Branko Čibej | Director of Subversion
WANdisco // Non-Stop Data
e. brane@wandisco.com
Re: svn commit: r1491765 -
/subversion/site/publish/docs/release-notes/1.8.html
Posted by Daniel Shahaf <da...@elego.de>.
Branko Čibej wrote on Tue, Jun 11, 2013 at 14:50:51 +0200:
> On 11.06.2013 14:38, stefan2@apache.org wrote:
> > Author: stefan2
> > Date: Tue Jun 11 12:38:53 2013
> > New Revision: 1491765
> >
> > URL: http://svn.apache.org/r1491765
> > Log:
> > * site/publish/docs/release_notes/1.8.html
> > (fsfs-deltification): say why we don't enable it by default and what
> > caches the user should enable to minize adverse effects
> >
> > Modified:
> > subversion/site/publish/docs/release-notes/1.8.html
> >
> > Modified: subversion/site/publish/docs/release-notes/1.8.html
> > URL: http://svn.apache.org/viewvc/subversion/site/publish/docs/release-notes/1.8.html?rev=1491765&r1=1491764&r2=1491765&view=diff
> > ==============================================================================
> > --- subversion/site/publish/docs/release-notes/1.8.html (original)
> > +++ subversion/site/publish/docs/release-notes/1.8.html Tue Jun 11 12:38:53 2013
> > @@ -1147,7 +1147,11 @@ size will usually be minimal.</p>
> >
> > <div class="notice">
> > <p>By default, directory and property deltification are <em>disabled</em>.
> > - You must edit <tt>db/fsfs.conf</tt> to enable these features.</p>
> > + You must edit <tt>db/fsfs.conf</tt> to enable these features. The reason
> > + is that deltification may amplify I/O in certain situations. To minimize
> > + that effect, enable the <a
> > + href="http://subversion.apache.org/docs/release-notes/1.7.html#data-caches"
> > + >txdelta cache</a>.</p>
> > </div>
>
> Hmmm .... why didn't we just give "svnadmin create" new flags to control
> these features? Editing fsfs.conf every time one creates a new
> repository would tend to become a bit tedious.
There's no UI in svnadmin to set the shard size, either. (Editing
fsfs.conf while HEAD == 0 happens to work with the current
implementation.)