[Lustre-devel] [RFC] parallel enqueue

Peter J Braam Peter.Braam at Sun.COM
Fri Feb 8 12:37:48 PST 2008

Yes this is a good idea, but probably not extremely urgent.

- Peter -

Alex Zhuravlev wrote:
> Hi,
> in some cases (truncate, append) we still use serialized enqueue
> when all locks have to be enqueued synchronously one by one.
> what if we could mark all locks issued by single client with some
> unique tag (timestamp + nid?), then enqueue them all and then, in
> case of conflict, in blocking ast handler compare tag of conflicting
> lock with own tag, cancel our granted locks if our tag is greater
> than tag of conflicting lock and enqueue them again?
> thanks, Alex
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