subversion-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Branko ─îibej <>
Subject Re: svn_fs/svn_repo repository lock API
Date Fri, 10 Aug 2012 08:19:20 GMT
On 10.08.2012 10:10, Johan Corveleyn wrote:
> On Fri, Aug 10, 2012 at 1:09 AM, Philip Martin
> <> wrote:
>> Ben Reser <> writes:
>>> On Thu, Aug 9, 2012 at 12:51 PM, Johan Corveleyn <> wrote:
>>>> What does a frozen repository actually look like for clients? I assume
>>>> only write operations are affected. What happens to a commit or a
>>>> propset or a revprop change?
>> Anything that attempts to write will block either until the freeze is
>> over or some timeout occurs depending on how the writer has been
>> designed.
>> For a live repository with commits going on the command
>>    freeze-program repository -c command
>> causes attempts to take new write-locks to block, waits until existing
>> write-locks are released, and then runs the command with the repository
>> frozen.  When the command finishes the freeze-program exits which
>> unfreezes the repository thus allowing the blocked write-locks to
>> proceed.
> So, say for a standard 1.8 FSFS repository, is there a timeout for
> commits? What's the timeout (is it configurable?)? How will the commit
> fail when it reaches the timeout?

I suppose anything that can make changes to the repository -- commit and
revprop change? -- should, if possible, detect the freeze and
immediately return an appropriate error. That's better than waiting
indefinitely and, worst-case, getting a client-side connection timeout.

-- Brane

Certified & Supported Apache Subversion Downloads:

View raw message