Good to see this summit involving the kernel developers, since their past situation sounds rather bleak interaction-wise: using kernel version from 2009 and hav

Good to see this summit involving the kernel developers, since their past situation sounds rather bleak interaction-wise: using kernel version from 2009 and haven't tested the improvements in the (2012) 3.2 kernel. BTW, Linux provides the direct I/O O_DIRECT interface that allows apps to bypass the kernel caching business altogether. This is also discussed in Mel Gorman's message that this blog borrows from.