On Thu, May 17, 2012 at 09:56:15AM +0800, Liu Yuan wrote: > This assumption seems not necessary, at least to Farm, where I/O will > always be routed into objects in the working directory. > > Let outstanding IO blocks confchg will risk both dead lock and live lock. It also has rather direct performance consequences. > I think both recovery code and any assumptions need to be revisited and > possibly this is a long term issue. One question is if we should support the simple store much longer. Not just in this regard farm has a lot of advantages, while I'm not sure what the added benefit of the simple store is. |