[elephant-devel] Re: Updated version of last Postmodern patchbundle

Ian Eslick eslick at media.mit.edu
Wed Mar 19 19:05:28 UTC 2008


I just wasn't following this discussion closely enough.  I'll work  
with that test when I get a chance.

Ian

On Mar 19, 2008, at 2:52 PM, Alex Mizrahi wrote:
> IE> may be less of an issue in the past.  Deadlock is certainly  
> likely to
> IE> happen if the set of operations to update an indexed slot is not
> IE> wrapped in a transaction.
>
> can you explain why?
> as i understand deadlocks can happen when there are two or less  
> locks in
> both concurrent transactions and they hold each other in criss-cross  
> way.
> so isolated statements should not provoke deadlocks as far as i  
> understand
> deadlock causes.
>
> IE> I'd love to see a reproducible deadlock test, even if it had to  
> run for
> awhile.
>
> Leslie's tests do not reproduce them for you?
> (if you cannot run them, call (open-store ..) rather than with-open- 
> store).
>
>
>
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