Re: can libsvn_fs handle parallel writes to the same txn?

On 5/22/06, Garrett Rooney <rooneg@electricjellyfish.net> wrote:

> Making things work concurrently might be complex, but at the very
> least it seems like we should think about adding some locking... If
> you're going to append to the prototype rev file you lock it (both
> file based and a mutex if you're a multithreaded process, just like we
> do for the repos lock), same for the changes file, etc.

Yup, this would make concurrent writes to the same txn safe. But it
also means that FSFS would never get any of the benefits of
parallel-processed commits. There might be multiple httpds all trying
to write at once, but then serialized at the fs level.

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Received on Mon May 22 21:03:31 2006