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    SubjectRe: Interactivity improvements


    Richard Curnow wrote:
    > * Patrick McLean <pmclean@cs.ubishops.ca> [2003-08-07]:
    >
    >>Another point is compilers, they tend to do a lot of disk I/O then
    >>become major CPU hogs, could we have some sort or heuristic that reduces
    >>the bonuses for sleeping on block I/O rather than other kinds of I/O
    >>(say pipes and network I/O in the case of X).
    >
    >
    > What about compilers chewing on source files coming in over NFS rather
    > than resident on local block devices? The network waits need to be
    > broken out into NFS versus other, or UDP versus TCP or something. e.g.
    > waits due to the user not having typed anything yet, or moved the mouse,
    > are going to be on TCP connections.
    >
    Maybe if we had it reduce sleeping bonuses if it's waiting on filesystem
    access, this would cover NFS as the kernel does consider it a
    filesystem, this would cover SMB, AFS, etc as well.

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